3652:
8241:"Extracting the field-effect mobility directly from the linear region of the output characteristic may yield larger values for the field-effect mobility than the actual one, since the drain current is linear only for very small VDS and large VG. In contrast, extracting the field-effect mobility from the saturated region might yield rather conservative values for the field-effect mobility, since the drain-current dependence from the gate-voltage becomes sub-quadratic for large VG as well as for small VDS."
222:
2382:
charge, the defect becomes charged and therefore starts interacting with free carriers. If scattered carriers are in the inversion layer at the interface, the reduced dimensionality of the carriers makes the case differ from the case of bulk impurity scattering as carriers move only in two dimensions. Interfacial roughness also causes short-range scattering limiting the mobility of quasi-two-dimensional electrons at the interface.
3545:
2434:
30-50 meV, for comparison energies of acoustic phonon are typically less than 1 meV but some might have energy in order of 10 meV. There is significant change in carrier energy during the scattering process. Optical or high-energy acoustic phonons can also cause intervalley or interband scattering, which means that scattering is not limited within single valley.
3114:
and therefore the relaxation time is inversely proportional to the scattering probability. For example, lattice scattering alters the average electron velocity (in the electric-field direction), which in turn alters the tendency to scatter off impurities. There are more complicated formulas that attempt to take these effects into account.
2425:
their crystal structure forms by randomly replacing some atoms in one of the sublattices (sublattice) of the crystal structure. Generally, this phenomenon is quite weak but in certain materials or circumstances, it can become dominant effect limiting conductivity. In bulk materials, interface scattering is usually ignored.
5513:
6225:
A proxy for charge carrier mobility can be evaluated using time-resolved microwave conductivity (TRMC). A pulsed optical laser is used to create electrons and holes in a semiconductor, which are then detected as an increase in photoconductance. With knowledge of the sample absorbance, dimensions, and
3282:
is a thermal average (Boltzmann statistics) over all electron or hole velocities in the lower conduction band or upper valence band, temperature dependence of the mobility can be determined. In here, the following definition for the scattering cross section is used: number of particles scattered into
3113:
Matthiessen's rule is an approximation and is not universally valid. This rule is not valid if the factors affecting the mobility depend on each other, because individual scattering probabilities cannot be summed unless they are independent of each other. The average free time of flight of a carrier
2451:
A simple model gives the approximate relation between scattering time (average time between scattering events) and mobility. It is assumed that after each scattering event, the carrier's motion is randomized, so it has zero average velocity. After that, it accelerates uniformly in the electric field,
2424:
In compound (alloy) semiconductors, which many thermoelectric materials are, scattering caused by the perturbation of crystal potential due to the random positioning of substituting atom species in a relevant sublattice is known as alloy scattering. This can only happen in ternary or higher alloys as
2406:
Piezoelectric effect can occur only in compound semiconductor due to their polar nature. It is small in most semiconductors but may lead to local electric fields that cause scattering of carriers by deflecting them, this effect is important mainly at low temperatures where other scattering mechanisms
2337:
by the electric field until it scatters (collides) with something that changes its direction and/or energy. The most important sources of scattering in typical semiconductor materials, discussed below, are ionized impurity scattering and acoustic phonon scattering (also called lattice scattering). In
2433:
During inelastic scattering processes, significant energy exchange happens. As with elastic phonon scattering also in the inelastic case, the potential arises from energy band deformations caused by atomic vibrations. Optical phonons causing inelastic scattering usually have the energy in the range
2381:
If these scatterers are near the interface, the complexity of the problem increases due to the existence of crystal defects and disorders. Charge trapping centers that scatter free carriers form in many cases due to defects associated with dangling bonds. Scattering happens because after trapping a
2415:
Surface roughness scattering caused by interfacial disorder is short range scattering limiting the mobility of quasi-two-dimensional electrons at the interface. From high-resolution transmission electron micrographs, it has been determined that the interface is not abrupt on the atomic level, but
495:
Usually, the electron drift velocity in a material is directly proportional to the electric field, which means that the electron mobility is a constant (independent of the electric field). When this is not true (for example, in very large electric fields), mobility depends on the electric field.
195:
and other devices can be very different depending on whether there are many electrons with low mobility or few electrons with high mobility. Therefore mobility is a very important parameter for semiconductor materials. Almost always, higher mobility leads to better device performance, with other
2442:
Due to the Pauli exclusion principle, electrons can be considered as non-interacting if their density does not exceed the value 10~10 cm or electric field value 10 V/cm. However, significantly above these limits electronāelectron scattering starts to dominate. Long range and nonlinearity of the
3100:
2935:
2377:
between collisions, and the smaller the mobility. When determining the strength of these interactions due to the long-range nature of the
Coulomb potential, other impurities and free carriers cause the range of interaction with the carriers to reduce significantly compared to bare Coulomb
3644:, electrons are only able to travel when in extended states, and are constantly being trapped in, and re-released from, the lower energy localized states. Because the probability of an electron being released from a trap depends on its thermal energy, mobility can be described by an
3535:
These two effects operate simultaneously on the carriers through
Matthiessen's rule. At lower temperatures, ionized impurity scattering dominates, while at higher temperatures, phonon scattering dominates, and the actual mobility reaches a maximum at an intermediate temperature.
190:
is proportional to the product of mobility and carrier concentration. For example, the same conductivity could come from a small number of electrons with high mobility for each, or a large number of electrons with a small mobility for each. For semiconductors, the behavior of
2345:
Elastic scattering means that energy is (almost) conserved during the scattering event. Some elastic scattering processes are scattering from acoustic phonons, impurity scattering, piezoelectric scattering, etc. In acoustic phonon scattering, electrons scatter from state
1974:(Si) the electron mobility is of the order of 1,000, in germanium around 4,000, and in gallium arsenide up to 10,000 cm/(Vā
s). Hole mobilities are generally lower and range from around 100 cm/(Vā
s) in gallium arsenide, to 450 in silicon, and 2,000 in germanium.
6190:
measurements. A series of photo-reflectance measurements are made as the sample is stepped through focus. The electron diffusion length and recombination time are determined by a regressive fit to the data. Then the
Einstein relation is used to calculate the mobility.
2358:. This phenomenon is usually modeled by assuming that lattice vibrations cause small shifts in energy bands. The additional potential causing the scattering process is generated by the deviations of bands due to these small transitions from frozen lattice positions.
5330:
8388:
Evers, Wiel H.; Schins, Juleon M.; Aerts, Michiel; Kulkarni, Aditya; Capiod, Pierre; Berthe, Maxime; Grandidier, Bruno; Delerue, Christophe; van der Zant, Herre S. J.; van
Overbeek, Carlo; Peters, Joep L.; Vanmaekelbergh, Daniel; Siebbeles, Laurens D. A. (2015).
3602:, and not contributing to transport. Extended states are spread over the extent of the material, not normalizable, and contribute to transport. Unlike crystalline semiconductors, mobility generally increases with temperature in disordered semiconductors.
2398:. Like electrons, phonons can be considered to be particles. A phonon can interact (collide) with an electron (or hole) and scatter it. At higher temperature, there are more phonons, and thus increased electron scattering, which tends to reduce mobility.
199:
Semiconductor mobility depends on the impurity concentrations (including donor and acceptor concentrations), defect concentration, temperature, and electron and hole concentrations. It also depends on the electric field, particularly at high fields when
6690:
6803:
7032:
6919:
2663:
6168:
6544:
526:
Mobility is usually a strong function of material impurities and temperature, and is determined empirically. Mobility values are typically presented in table or chart form. Mobility is also different for electrons and holes in a given material.
2268:
1054:
The drift current density resulting from an electric field can be calculated from the drift velocity. Consider a sample with cross-sectional area A, length l and an electron concentration of n. The current carried by each electron must be
7412:
Shin, Jungwoo; Gamage, Geethal Amila; Ding, Zhiwei; Chen, Ke; Tian, Fei; Qian, Xin; Zhou, Jiawei; Lee, Hwijong; Zhou, Jianshi; Shi, Li; Nguyen, Thanh; Han, Fei; Li, Mingda; Broido, David; Schmidt, Aaron; Ren, Zhifeng; Chen, Gang (2022).
2940:
4117:
3170:
With increasing temperature, phonon concentration increases and causes increased scattering. Thus lattice scattering lowers the carrier mobility more and more at higher temperature. Theoretical calculations reveal that the mobility in
2373:. The amount of deflection depends on the speed of the carrier and its proximity to the ion. The more heavily a material is doped, the higher the probability that a carrier will collide with an ion in a given time, and the smaller the
2775:
2316:
In the regime of velocity saturation (or other high-field effects), mobility is a strong function of electric field. This means that mobility is a somewhat less useful concept, compared to simply discussing drift velocity directly.
6029:
3737:
2539:
Normally, more than one source of scattering is present, for example both impurities and lattice phonons. It is normally a very good approximation to combine their influences using "Matthiessen's Rule" (developed from work by
3385:
1879:
For a metal, described by a Fermi gas (Fermi liquid), quantum version of the
Einstein relation should be used. Typically, temperature is much smaller than the Fermi energy, in this case one should use the following formula:
3531:
with increasing temperature because the average thermal speeds of the carriers are increased. Thus, the carriers spend less time near an ionized impurity as they pass and the scattering effect of the ions is thus reduced.
5873:
4622:
4546:
3232:
1845:
5749:
2416:
actual position of the interfacial plane varies one or two atomic layers along the surface. These variations are random and cause fluctuations of the energy levels at the interface, which then causes scattering.
5048:
2366:
Semiconductors are doped with donors and/or acceptors, which are typically ionized, and are thus charged. The
Coulombic forces will deflect an electron or hole approaching the ionized impurity. This is known as
6399:
in semiconductors are electrons and holes. Their numbers are controlled by the concentrations of impurity elements, i.e. doping concentration. Thus doping concentration has great influence on carrier mobility.
786:
4381:
4275:
4373:
1937:
5240:
5323:
3319:
3854:
At low temperature, or in system with a large degree of structural disorder (such as fully amorphous systems), electrons cannot access delocalized states. In such a system, electrons can only travel by
2500:
6285:
5585:
2189:
or impurity levels and temperature. It is one of the key material and semiconductor device properties that determine a device such as a transistor's ultimate limit of speed of response and frequency.
1044:
932:
307:
However, when an electric field is applied, each electron or hole is accelerated by the electric field. If the electron were in a vacuum, it would be accelerated to ever-increasing velocity (called
1503:
1403:
4811:
4742:
5335:
6581:
6694:
1155:
6923:
6810:
3283:
solid angle dĪ© per unit time divided by number of particles per area per time (incident intensity), which comes from classical mechanics. As
Boltzmann statistics are valid for semiconductors
2549:
7265:
Chung, Y. J., Wang, C., Singh, S. K., Gupta, A., Baldwin, K. W., West, K. W., Shayegan, M., Pfeiffer, L. N., Winkler, R. (14 March 2022). "Record-quality GaAs two-dimensional hole systems".
3522:
6034:
1675:
7729:
Ibach, Harald.; Luth, Hans. Solid-state physics : an introduction to principles of materials science / Harald Ibach, Hans Luth. New York: Springer, 2009. -(Advanced texts in physics)
6459:
1614:
3416:
3280:
5157:
2772:
is the mobility that the material would have if there was lattice phonon scattering but no other source of scattering. Other terms may be added for other scattering sources, for example
7809:
Y. Takeda and T.P. Pearsall, "Failure of
Mattheissen's Rule in the Calculation of Carrier Mobility and Alloy Scattering Effects in Ga0.47In0.53As", Electronics Lett. 17, 573-574 (1981).
3582:
While in crystalline materials electrons can be described by wavefunctions extended over the entire solid, this is not the case in systems with appreciable structural disorder, such as
695:
6450:
3472:
2206:
5108:
3387:. This formula is the scattering cross section for "Rutherford scattering", where a point charge (carrier) moves past another point charge (defect) experiencing Coulomb interaction.
2723:
1728:
5508:{\displaystyle {\begin{aligned}\mu _{n}&=\left(-nq\right)\mu _{n}\left(-{\frac {1}{nq}}\right)\\&=-\sigma _{n}R_{Hn}\\&=-{\frac {\sigma _{n}V_{Hn}t}{IB}}\end{aligned}}}
2203:
between collisions to emit an optical phonon, and they do so very quickly, before being accelerated once again. The velocity that the electron reaches before emitting a phonon is:
2185:
is on the order of 1Ć10 cm/s for both electrons and holes in Si. It is on the order of 6Ć10 cm/s for Ge. This velocity is a characteristic of the material and a strong function of
4001:
2770:
5939:
4862:
1280:
1231:
868:
6385:
2305:, where a sufficiently high electric field can cause intervalley electron transfer, which reduces drift velocity. This is unusual; increasing the electric field almost always
980:
490:
399:
6187:
5951:
3994:
583:
4930:
3820:
3793:
3661:
152:
1536:
813:
630:
6359:
6332:
4304:
3766:
1773:
1307:
4166:
3252:
1556:
1086:
3961:
3891:
7096:
Umansky, V.; Heiblum, M.; Levinson, Y.; Smet, J.; NĆ¼bler, J.; Dolev, M. (2009). "MBE growth of ultra-low disorder 2DEG with mobility exceeding 35Ć106 cm2 Vā1 sā1".
6305:
5771:
4331:
4146:
3638:
3576:
1182:
109:
4553:
4477:
8055:
4351:
3931:
3911:
3840:
1786:
319:, impurities, etc., so that it loses some energy and changes direction. The final result is that the electron moves with a finite average velocity, called the
7566:
Heremans, Paul (2015). "Mechanical and
Electronic Properties of Thin-Film Transistors on Plastic, and Their Integration in Flexible Electronic Applications".
5684:
4955:
702:
2168:
As the electric field is increased, however, the carrier velocity increases sublinearly and asymptotically towards a maximum possible value, called the
1233:
A similar set of equations applies to the holes, (noting that the charge on a hole is positive). Therefore the current density due to holes is given by
8569:
3335:
3095:{\displaystyle {\frac {1}{\tau }}={\frac {1}{\tau _{\rm {impurities}}}}+{\frac {1}{\tau _{\rm {lattice}}}}+{\frac {1}{\tau _{\rm {defects}}}}+\cdots .}
4173:
1684:
In a region where n and p vary with distance, a diffusion current is superimposed on that due to conductivity. This diffusion current is governed by
1883:
1046:
Note that both electron mobility and hole mobility are positive. A minus sign is added for electron drift velocity to account for the minus charge.
5161:
2930:{\displaystyle {\frac {1}{\mu }}={\frac {1}{\mu _{\rm {impurities}}}}+{\frac {1}{\mu _{\rm {lattice}}}}+{\frac {1}{\mu _{\rm {defects}}}}+\cdots .}
5247:
8620:
7177:
Bolotin, K; Sikes, K; Jiang, Z; Klima, M; Fudenberg, G; Hone, J; Kim, P; Stormer, H (2008). "Ultrahigh electron mobility in suspended graphene".
2338:
some cases other sources of scattering may be important, such as neutral impurity scattering, optical phonon scattering, surface scattering, and
2455:
5520:
3193:
2001:) developed thus far have carrier mobilities below 50 cm/(Vā
s), and typically below 1, with well performing materials measured below 10.
7895:
2407:
are weak. These electric fields arise from the distortion of the basic unit cell as strain is applied in certain directions in the lattice.
1415:
1315:
7230:
Nawrocki, Robert (2016). "300-nm
Imperceptible, Ultraflexible, and Biocompatible e-Skin Fit with Tactile Sensors and Organic Transistors".
5647:(FET). The result of the measurement is called the "field-effect mobility" (meaning "mobility inferred from a field-effect measurement").
4748:
4639:
1091:
3390:
The temperature dependencies of these two scattering mechanism in semiconductors can be determined by combining formulas for Ļ, Ī£ and
7470:"Air-Stable n-Channel Organic Single Crystal Field-Effect Transistors Based on Microribbons of Core-Chlorinated Naphthalene Diimide"
5768:
is the gate insulator capacitance per unit area. This equation comes from the approximate equation for a MOSFET in saturation mode:
1619:
1561:
3286:
187:
7789:
Bhattacharya, Pallab. Semiconductor optoelectronic devices / Pallab Bhattacharya. Upper Saddle River (NJ): Prentice-Hall, 1997.
647:
8456:"Revealing the Dynamics of Charge Carriers in Polymer:Fullerene Blends Using Photoinduced Time-Resolved Microwave Conductivity"
6229:
2325:
Recall that by definition, mobility is dependent on the drift velocity. The main factor determining drift velocity (other than
2277:
is the optical-phonon angular frequency and m* the carrier effective mass in the direction of the electric field. The value of
8578:
985:
873:
8227:
8136:
8065:
8036:
7923:
7864:
7830:
7734:
7660:
7623:
7362:
7318:
DĆ¼rkop, T.; Getty, S. A.; Cobas, Enrique; Fuhrer, M. S. (2004). "Extraordinary Mobility in Semiconducting Carbon Nanotubes".
7131:
DĆ¼rkop, T.; Getty, S. A.; Cobas, Enrique; Fuhrer, M. S. (2004). "Extraordinary Mobility in Semiconducting Carbon Nanotubes".
5062:
1691:
4392:. The result of the measurement is called the "Hall mobility" (meaning "mobility inferred from a Hall-effect measurement").
6220:
2515:
2326:
633:
821:
Since we only care about how the drift velocity changes with the electric field, we lump the loose terms together to get
326:
The two charge carriers, electrons and holes, will typically have different drift velocities for the same electric field.
4817:
1977:
Very high mobility has been found in several ultrapure low-dimensional systems, such as two-dimensional electron gases (
6200:
4168:
is the wavefunction overlap parameter. The mobility in a system governed by variable range hopping can be shown to be:
1780:
1236:
1187:
824:
243:
4395:
Consider a semiconductor sample with a rectangular cross section as shown in the figures, a current is flowing in the
939:
449:
358:
19:
This article is about the mobility for electrons and holes in metals and semiconductors. For the general concept, see
7794:
7710:
7702:
3842:
is temperature. The activation energy is typically evaluated by measuring mobility as a function of temperature. The
3477:
3187: . Experimentally, values of the temperature dependence of the mobility in Si, Ge and GaAs are listed in table.
2725:
is the mobility that the material would have if there was impurity scattering but no other source of scattering, and
269:
8278:
251:
2310:
542:
7878:
5886:(channel length modulation), among other things. In practice, this technique may underestimate the true mobility.
3393:
3324:
For scattering from acoustic phonons, for temperatures well above Debye temperature, the estimated cross section Ī£
3257:
304:. Therefore, on average there will be no overall motion of charge carriers in any particular direction over time.
118:
8263:
W. Chism, "Z-scanning Laser Photoreflectance as a Tool for Characterization of Electronic Transport Properties,"
7611:
5115:
1512:
8337:
Lloyd-Hughes, James; Jeon, Tae-In (2012). "A Review of the Terahertz Conductivity of Bulk and Nano-Materials".
6410:
3640:, above which electrons undergo a transition from localized to delocalized states. In this description, termed
247:
5674:
saturates. Next, the square root of this saturated current is plotted against the gate voltage, and the slope
3421:
8502:
Caughey, D.M.; Thomas, R.E. (1967). "Carrier mobilities in silicon empirically related to doping and field".
8391:"High charge mobility in two-dimensional percolative networks of PbSe quantum dots connected by atomic bonds"
5650:
The measurement can work in two ways: From saturation-mode measurements, or linear-region measurements. (See
2672:
8566:
8600:
6685:{\displaystyle \mu _{n}(N_{D})=65+{\frac {1265}{1+\left({\frac {N_{D}}{8.5\times 10^{16}}}\right)^{0.72}}}}
2443:
Coulomb potential governing interactions between electrons make these interactions difficult to deal with.
80:
is applied across a piece of material, the electrons respond by moving with an average velocity called the
7519:"Ultra-high mobility transparent organic thin film transistors grown by an off-centre spin-coating method"
6798:{\displaystyle \mu _{p}(N_{A})=48+{\frac {447}{1+\left({\frac {N_{A}}{6.3\times 10^{16}}}\right)^{0.76}}}}
2728:
7027:{\displaystyle \mu _{p}(N_{D})=130+{\frac {370}{1+\left({\frac {N_{D}}{8\times 10^{17}}}\right)^{1.25}}}}
6914:{\displaystyle \mu _{n}(N_{A})=232+{\frac {1180}{1+\left({\frac {N_{A}}{8\times 10^{16}}}\right)^{0.9}}}}
5901:
3651:
2658:{\displaystyle {\frac {1}{\mu }}={\frac {1}{\mu _{\rm {impurities}}}}+{\frac {1}{\mu _{\rm {lattice}}}}.}
2369:
8060:. Oxford Classic Texts in the Physical Sciences. Oxford, New York: Oxford University Press. 2012-03-24.
8610:
8250:
W. Chism, "Precise Optical Measurement of Carrier Mobilities Using Z-scanning Laser Photoreflectance,"
8157:
6163:{\displaystyle I_{D}=\mu C_{i}{\frac {W}{L}}\left((V_{GS}-V_{th})V_{DS}-{\frac {V_{DS}^{2}}{2}}\right)}
6539:{\displaystyle \mu =\mu _{o}+{\frac {\mu _{1}}{1+\left({\frac {N}{N_{\text{ref}}}}\right)^{\alpha }}}}
6364:
8158:"Influence of the gate dielectric on the mobility of rubrene single-crystal field-effect transistors"
3328:
is determined from the square of the average vibrational amplitude of a phonon to be proportional to
333:
is possible in solids if the electrons are accelerated across a very small distance (as small as the
4626:
In steady state this force is balanced by the force set up by the Hall voltage, so that there is no
3863:. In the original theory of variable range hopping, as developed by Mott and Davis, the probability
8605:
8529:
Del Alamo, J (1985). "Measuring and modeling minority carrier transport in heavily doped silicon".
4333:
is a parameter (with dimensions of temperature) that quantifies the width of localized states, and
3966:
3183: , while the mobility due to optical phonon scattering only is expected to be proportional to
232:
4887:
3798:
3771:
8615:
7892:
5644:
2339:
2263:{\displaystyle {\frac {m^{*}v_{\text{emit}}^{2}}{2}}\approx \hbar \omega _{\text{phonon (opt.)}}}
312:
236:
3110:
is the scattering time if there was impurity scattering but no other source of scattering, etc.
8492:
B. L. Anderson and R. L. Anderson, "Fundamentals of Semiconductor Devices, " Mc Graw Hill, 2005
7820:
6453:
3645:
3332:. The scattering from charged defects (ionized donors or acceptors) leads to the cross section
2186:
791:
603:
536:
7613:
7612:
Vladimir VasilŹ¹evich Mitin; Viļø aļø”cheslav Aleksandrovich Kochelap; Michael A. Stroscio (1999).
6337:
6310:
4380:
4282:
3744:
1755:
1285:
699:
This is the acceleration on the electron between collisions. The drift velocity is therefore:
8217:
8126:
7650:
5894:
In this technique, the transistor is operated in the linear region (or "ohmic mode"), where V
4151:
4112:{\displaystyle P_{ij}=P_{0}\exp \left(-2\alpha r_{ij}-{\frac {\Delta E_{ij}}{k_{B}T}}\right)}
3237:
2284:
is 0.063 eV for Si and 0.034 eV for GaAs and Ge. The saturation velocity is only one-half of
1990:
1747:
1541:
1058:
323:. This net electron motion is usually much slower than the normally occurring random motion.
6211:
is measured using a terahertz probe, which detects changes in the terahertz electric field.
3936:
3866:
8538:
8402:
8346:
8293:
8179:
8094:
7991:
7952:
7758:
7530:
7481:
7426:
7374:
7327:
7284:
7196:
7140:
7105:
7045:
6290:
4309:
4124:
3616:
3599:
3554:
2541:
1867:
1412:
We have previously derived the relationship between electron mobility and current density
1160:
87:
4372:
8:
7749:
Bulusu, A. (2008). "Review of electronic transport models for thermoelectric materials".
3610:
2334:
2135:
350:
330:
308:
201:
70:
27:
20:
8542:
8406:
8350:
8297:
8183:
8098:
7995:
7956:
7762:
7534:
7485:
7430:
7378:
7331:
7288:
7200:
7144:
7109:
3594:
suggested that beyond a critical value of structural disorder, electron states would be
2394:, the vibrating atoms create pressure (acoustic) waves in the crystal, which are termed
8431:
8390:
8370:
8195:
8169:
7591:
7450:
7343:
7274:
7247:
7212:
7186:
7156:
6024:{\displaystyle \mu =m_{\text{lin}}{\frac {L}{W}}{\frac {1}{V_{DS}}}{\frac {1}{C_{i}}}.}
4336:
3916:
3896:
3856:
3825:
3591:
1858:
8454:
Savenije, Tom J.; Ferguson, Andrew J.; Kopidakis, Nikos; Rumbles, Garry (2013-11-21).
8279:"Carrier dynamics in semiconductors studied with time-resolved terahertz spectroscopy"
8082:
7414:
7296:
6387:
has the same dimensions as mobility, but carrier type (electron or hole) is obscured.
8550:
8475:
8436:
8418:
8362:
8319:
8223:
8199:
8132:
8061:
8032:
8007:
7919:
7860:
7826:
7790:
7730:
7706:
7698:
7656:
7619:
7583:
7548:
7499:
7454:
7442:
7390:
7300:
7251:
7216:
6407:, for noncompensated material (no counter doping) for heavily doped substrates (i.e.
6404:
6208:
6204:
6031:
This equation comes from the approximate equation for a MOSFET in the linear region:
3732:{\displaystyle \mu =\mu _{0}\exp \left(-{\frac {E_{\text{A}}}{k_{\text{B}}T}}\right)}
3655:
Energy band diagram depicting electron transport under multiple trapping and release.
3548:
3172:
2507:
157:
8374:
7940:
7595:
7347:
7160:
8625:
8546:
8511:
8467:
8426:
8410:
8354:
8309:
8301:
8187:
8102:
7999:
7960:
7766:
7575:
7538:
7489:
7434:
7382:
7335:
7292:
7239:
7204:
7148:
7117:
7113:
6572:
4878:
3598:. Localized states are described as being confined to finite region of real space,
3254:
is the scattering cross section for electrons and holes at a scattering center and
1982:
1970:
is 30ā50 cm/(Vā
s). Carrier mobility in semiconductors is doping dependent. In
500:
426:
409:
7398:
8573:
8026:
7913:
7899:
7854:
4430:. As a result there is a voltage across the sample, which can be measured with a
4420:
3587:
3380:{\displaystyle {\Sigma }_{\text{def}}\propto {\left\langle v\right\rangle }^{-4}}
2301:
Velocity saturation is not the only possible high-field behavior. Another is the
1779:
The diffusion coefficient for a charge carrier is related to its mobility by the
301:
8277:
Ulbricht, Ronald; Hendry, Euan; Shan, Jie; Heinz, Tony F.; Bonn, Mischa (2011).
8106:
7770:
6396:
4431:
4400:
2374:
2200:
2194:
816:
523:). However, mobility is much more commonly expressed in cm/(Vā
s) = 10 m/(Vā
s).
413:
338:
334:
320:
288:
81:
47:
8358:
8305:
8003:
7363:"High-mobility carbon-nanotube thin-film transistors on a polymeric substrate"
7208:
5868:{\displaystyle I_{D}={\frac {\mu C_{i}}{2}}{\frac {W}{L}}(V_{GS}-V_{th})^{2}.}
8594:
8479:
8422:
8366:
8323:
8011:
7964:
7697:
Ferry, David K. Semiconductor transport. London: Taylor & Francis, 2000.
7394:
7304:
4617:{\displaystyle \mathbf {F} _{Hp}=+q(\mathbf {v} _{p}\times \mathbf {B} _{z})}
4541:{\displaystyle \mathbf {F} _{Hn}=-q(\mathbf {v} _{n}\times \mathbf {B} _{z})}
4464:
3843:
2391:
1685:
298:
51:
43:
7979:
7438:
6170:
In practice, this technique may overestimate the true mobility, because if V
8515:
8440:
8154:
in eqn (2.11). The correct version of that equation can be found, e.g., in
7587:
7579:
7552:
7503:
7494:
7469:
7446:
7243:
6390:
5883:
1506:
512:
173:
66:
5327:
From the Hall coefficient, we can obtain the carrier mobility as follows:
3227:{\textstyle {\frac {1}{\tau }}\propto \left\langle v\right\rangle \Sigma }
1840:{\displaystyle D_{\text{e}}={\frac {\mu _{\text{e}}k_{\mathrm {B} }T}{e}}}
1312:
The total current density is the sum of the electron and hole components:
8174:
8156:
Stassen, A. F.; De Boer, R. W. I.; Iosad, N. N.; Morpurgo, A. F. (2004).
7264:
5637:
4442:
4389:
4367:
4148:
is a prefactor associated with the phonon frequency in the material, and
3583:
2302:
205:
5744:{\displaystyle \mu =m_{\text{sat}}^{2}{\frac {2L}{W}}{\frac {1}{C_{i}}}}
8414:
8314:
7543:
7518:
4407:-direction. The resulting Lorentz force will accelerate the electrons (
2937:
Matthiessen's rule can also be stated in terms of the scattering time:
2330:
192:
8471:
8191:
7386:
7339:
7152:
3179:
interaction. The resulting mobility is expected to be proportional to
8028:
Introduction to Thin Film Transistors: Physics and Technology of TFTs
4627:
2291:, because the electron starts at zero velocity and accelerates up to
2199:. At high fields, carriers are accelerated enough to gain sufficient
1958:
Typical electron mobility at room temperature (300 K) in metals like
8584:
8455:
5622:
are either known or can be obtained from measuring the resistivity.
5043:{\displaystyle \xi _{y}=-{\frac {IB}{nqtW}}=+{\frac {R_{Hn}IB}{tW}}}
2129:
221:
8264:
8251:
7279:
6178:
is not large enough, the MOSFET may not stay in the linear region.
5654:
for a description of the different modes or regions of operation.)
1998:
1986:
781:{\displaystyle v_{d}=a\tau _{c}=-{\frac {e\tau _{c}}{m_{e}^{*}}}E,}
429:
of the electron drift velocity (in other words, the electron drift
341:). In these cases, drift velocity and mobility are not meaningful.
294:
35:
7361:
Snow, E. S.; Campbell, P. M.; Ancona, M. G.; Novak, J. P. (2005).
7191:
5608:(magnetic field) can be measured directly, and the conductivities
3613:
later developed the concept of a mobility edge. This is an energy
2452:
until it scatters again. The resulting average drift mobility is:
2192:
This velocity saturation phenomenon results from a process called
1088:, so that the total current density due to electrons is given by:
7036:
These equations apply only to silicon, and only under low field.
1994:
1971:
316:
73:
of charged particles in a fluid under an applied electric field.
8453:
7822:
Fundamentals of Semiconductors: Physics and Materials Properties
4270:{\displaystyle \mu =\mu _{0}\exp \left(-\left^{-1/(d+1)}\right)}
3544:
2531:* is the effective mass in the direction of the electric field.
2446:
2298:
in each cycle. (This is a somewhat oversimplified description.)
6452:
and up), the mobility in silicon is often characterized by the
5651:
5631:
3176:
3175:
semiconductors, such as silicon and germanium, is dominated by
2395:
2309:
the drift velocity, or else leaves it unchanged. The result is
1967:
1963:
520:
181:
165:
7615:
Quantum heterostructures: microelectronics and optoelectronics
6214:
3846:
can be used as a proxy for activation energy in some systems.
1932:{\displaystyle D_{\text{e}}={\frac {\mu _{\text{e}}E_{F}}{e}}}
492:
Both electron and hole mobilities are positive by definition.
8219:
Ambipolar and Light-Emitting Organic Field-Effect Transistors
8128:
Ambipolar and Light-Emitting Organic Field-Effect Transistors
5235:{\displaystyle R_{Hn}=-{\frac {1}{nq}}={\frac {V_{Hn}t}{IB}}}
1985:(100,000 cm/(Vā
s) at room temperature) and freestanding
1558:
is defined as the conductivity. Therefore we can write down:
508:
430:
311:). However, in a solid, the electron repeatedly scatters off
39:
5318:{\displaystyle R_{Hp}={\frac {1}{pq}}={\frac {V_{Hp}t}{IB}}}
3314:{\displaystyle \left\langle v\right\rangle \sim {\sqrt {T}}}
2527:
If the effective mass is anisotropic (direction-dependent),
8155:
7852:
6186:
Electron mobility may be determined from non-contact laser
2320:
1978:
1959:
516:
504:
177:
161:
8579:
Resistivity and Mobility Calculator from the BYU Cleanroom
7095:
2495:{\displaystyle \mu ={\frac {q}{m^{*}}}{\overline {\tau }}}
7818:
7468:
He, Tao; Stolte, Matthias; WĆ¼rthner, Frank (2013-12-23).
7069:
6280:{\displaystyle \phi \Sigma \mu =\phi (\mu _{e}+\mu _{h})}
5882:
is the threshold voltage. This approximation ignores the
5580:{\displaystyle \mu _{p}={\frac {\sigma _{p}V_{Hp}t}{IB}}}
1783:. For a classical system (e.g. Boltzmann gas), it reads:
156:
Electron mobility is almost always specified in units of
8387:
6391:
Doping concentration dependence in heavily-doped silicon
5059:
is the Hall coefficient for electron, and is defined as
4356:
1039:{\displaystyle \mu _{h}={\frac {e\tau _{c}}{m_{h}^{*}}}}
927:{\displaystyle \mu _{e}={\frac {e\tau _{c}}{m_{e}^{*}}}}
598:
is the electric force exerted by the electric field, and
8276:
7360:
6199:
Electron mobility can be calculated from time-resolved
169:
8215:
8150:. This reference mistakenly leaves out a factor of 1/V
8124:
7317:
7176:
7130:
3196:
2354:, while emitting or absorbing a phonon of wave vector
1498:{\displaystyle J=J_{e}+J_{h}=(en\mu _{e}+ep\mu _{h})E}
1398:{\displaystyle J=J_{e}+J_{h}=(en\mu _{e}+ep\mu _{h})E}
282:
62:
refers in general to both electron and hole mobility.
7070:"NSM Archive - Physical Properties of Semiconductors"
6926:
6813:
6697:
6584:
6462:
6413:
6367:
6340:
6313:
6293:
6232:
6037:
5954:
5904:
5774:
5687:
5523:
5333:
5250:
5164:
5118:
5065:
4958:
4890:
4820:
4751:
4642:
4556:
4480:
4388:
Carrier mobility is most commonly measured using the
4339:
4312:
4285:
4176:
4154:
4127:
4004:
3969:
3939:
3919:
3899:
3869:
3828:
3801:
3774:
3747:
3664:
3619:
3557:
3480:
3424:
3396:
3338:
3289:
3260:
3240:
3117:
2943:
2778:
2731:
2675:
2552:
2458:
2209:
1886:
1789:
1758:
1694:
1622:
1564:
1544:
1515:
1418:
1318:
1288:
1239:
1190:
1163:
1094:
1061:
988:
942:
876:
827:
794:
705:
650:
606:
545:
511:. Therefore the SI unit of mobility is (m/s)/(V/m) =
452:
446:
The hole mobility is defined by a similar equation:
361:
121:
90:
8339:
Journal of Infrared, Millimeter, and Terahertz Waves
8330:
8083:"Phonon-Assisted Jump Rate in Noncrystalline Solids"
4806:{\displaystyle \Rightarrow -q\xi _{y}+qv_{x}B_{z}=0}
4737:{\displaystyle \mathbf {F} _{y}=(-q)\xi _{y}+(-q)=0}
3527:
The effect of ionized impurity scattering, however,
6307:is the carrier generation yield (between 0 and 1),
8567:semiconductor glossary entry for electron mobility
8270:
8031:. Springer International Publishing. p. 143.
7411:
7026:
6913:
6797:
6684:
6538:
6444:
6379:
6353:
6326:
6299:
6279:
6207:pulses excite the semiconductor and the resulting
6162:
6023:
5933:
5867:
5743:
5579:
5507:
5317:
5234:
5151:
5102:
5042:
4924:
4856:
4805:
4736:
4616:
4540:
4345:
4325:
4298:
4269:
4160:
4140:
4111:
3988:
3955:
3925:
3905:
3885:
3834:
3814:
3787:
3760:
3731:
3632:
3570:
3516:
3466:
3410:
3379:
3313:
3274:
3246:
3226:
3094:
2929:
2764:
2717:
2657:
2494:
2262:
1931:
1839:
1767:
1722:
1669:
1608:
1550:
1530:
1497:
1397:
1301:
1274:
1225:
1176:
1149:
1080:
1038:
974:
926:
862:
807:
780:
689:
624:
577:
484:
393:
355:The electron mobility is defined by the equation:
146:
103:
8057:Electronic Processes in Non-Crystalline Materials
7941:"Absence of Diffusion in Certain Random Lattices"
7415:"High ambipolar mobility in cubic boron arsenide"
2130:Electric field dependence and velocity saturation
1981:) (35,000,000 cm/(Vā
s) at low temperature),
1679:
1150:{\displaystyle J_{e}={\frac {I_{n}}{A}}=-env_{d}}
8592:
8336:
7856:Handbook of photovoltaic science and engineering
7467:
5662:In this technique, for each fixed gate voltage V
3605:
293:Without any applied electric field, in a solid,
184:). They are related by 1 m/(Vā
s) = 10 cm/(Vā
s).
8381:
7354:
3517:{\displaystyle {\mu }_{\text{def}}\sim T^{3/2}}
2437:
2410:
7618:. Cambridge University Press. pp. 307ā9.
7311:
2385:
2361:
1670:{\displaystyle \sigma =e(n\mu _{e}+p\mu _{h})}
1049:
8501:
7859:. John Wiley and Sons. p. 79, eq. 3.58.
7853:Antonio Luque; Steven Hegedus (9 June 2003).
3859:for one site to another, in a process called
3418:, to be for scattering from acoustic phonons
2447:Relation between mobility and scattering time
1609:{\displaystyle \sigma =en\mu _{e}+ep\mu _{h}}
337:), or for a very short time (as short as the
5759:are the length and width of the channel and
4870:direction, and for holes, it points in the +
3539:
3411:{\displaystyle \left\langle v\right\rangle }
3275:{\displaystyle \left\langle v\right\rangle }
1989:(200,000 cm/(Vā
s) at low temperature).
7819:Peter Y. Yu; Manuel Cardona (30 May 2010).
6403:While there is considerable scatter in the
6215:Time resolved microwave conductivity (TRMC)
5152:{\displaystyle \xi _{y}={\frac {V_{H}}{W}}}
4384:Hall effect measurement setup for electrons
3123:Typical temperature dependence of mobility
2401:
1407:
250:. Unsourced material may be challenged and
8024:
7652:Electronic Devices And Integrated Circuits
5889:
5643:The mobility can also be measured using a
2005:List of highest measured mobilities
1775:is the concentration gradient of electrons
690:{\displaystyle a=-{\frac {eE}{m_{e}^{*}}}}
8528:
8430:
8313:
8173:
7805:
7803:
7785:
7783:
7781:
7744:
7742:
7542:
7493:
7278:
7190:
6445:{\displaystyle 10^{18}\mathrm {cm} ^{-3}}
3849:
3106:is the true average scattering time and Ļ
270:Learn how and when to remove this message
8211:
8209:
7938:
7911:
7644:
7642:
7607:
7605:
7565:
7229:
5657:
5625:
4866:For electrons, the field points in the ā
4379:
4371:
3650:
3543:
3467:{\displaystyle {\mu }_{ph}\sim T^{-3/2}}
2321:Relation between scattering and mobility
208:, or inferred from transistor behavior.
8120:
8118:
8116:
7912:Hook, J. R.; Hall, H. E. (1991-09-05).
7902:. Online textbook by B. Van Zeghbroeck]
7655:. PHI Learning Pvt. Ltd. pp. 77ā.
5103:{\displaystyle R_{Hn}=-{\frac {1}{nq}}}
4376:Hall effect measurement setup for holes
3933:, depends on their separation in space
3893:, of an electron hopping from one site
3551:of a solid possessing a mobility edge,
2718:{\displaystyle \mu _{\rm {impurities}}}
2428:
1723:{\displaystyle F=-D_{\text{e}}\nabla n}
592:is the acceleration between collisions.
503:, and the SI unit of electric field is
344:
8621:Electric and magnetic fields in matter
8593:
8216:Constance Rost-Bietsch (August 2005).
8125:Constance Rost-Bietsch (August 2005).
7888:
7886:
7800:
7778:
7748:
7739:
7725:
7723:
7721:
7719:
7693:
7691:
7689:
7687:
7685:
7683:
7681:
7679:
6226:incident laser fluence, the parameter
2149:is proportional to the electric field
1282:where p is the hole concentration and
8206:
8050:
8048:
7893:Chapter 2: Semiconductor Fundamentals
7648:
7639:
7602:
6194:
4357:Measurement of semiconductor mobility
4353:is the dimensionality of the system.
2534:
1875:is the electric charge of an electron
50:. There is an analogous quantity for
8113:
8080:
7980:"Electrons in disordered structures"
7977:
7516:
7172:
7170:
7091:
7089:
7064:
7062:
7060:
6550:is the doping concentration (either
6221:Time resolved microwave conductivity
2765:{\displaystyle \mu _{\rm {lattice}}}
640:Since the force on the electron is ā
248:adding citations to reliable sources
215:
204:occurs. It can be determined by the
8460:The Journal of Physical Chemistry C
7883:
7716:
7676:
6181:
5934:{\displaystyle I_{D}\propto V_{GS}}
5681:is measured. Then the mobility is:
4857:{\displaystyle \xi _{y}=v_{x}B_{z}}
2419:
2333:time, i.e. how long the carrier is
433:) caused by the electric field, and
283:Drift velocity in an electric field
13:
8222:. Cuvillier Verlag. pp. 19ā.
8131:. Cuvillier Verlag. pp. 17ā.
8045:
6429:
6426:
6371:
6236:
4070:
3970:
3341:
3241:
3221:
3118:Temperature dependence of mobility
3075:
3072:
3069:
3066:
3063:
3060:
3057:
3035:
3032:
3029:
3026:
3023:
3020:
3017:
2995:
2992:
2989:
2986:
2983:
2980:
2977:
2974:
2971:
2968:
2910:
2907:
2904:
2901:
2898:
2895:
2892:
2870:
2867:
2864:
2861:
2858:
2855:
2852:
2830:
2827:
2824:
2821:
2818:
2815:
2812:
2809:
2806:
2803:
2756:
2753:
2750:
2747:
2744:
2741:
2738:
2709:
2706:
2703:
2700:
2697:
2694:
2691:
2688:
2685:
2682:
2644:
2641:
2638:
2635:
2632:
2629:
2626:
2604:
2601:
2598:
2595:
2592:
2589:
2586:
2583:
2580:
2577:
2140:At low fields, the drift velocity
1822:
1759:
1714:
14:
8637:
8560:
7751:Superlattices and Microstructures
7297:10.1103/PhysRevMaterials.6.034005
7167:
7086:
7057:
6571:and Ī± are fitting parameters. At
3963:, and their separation in energy
2247:
1275:{\displaystyle J_{h}=ep\mu _{h}E}
1226:{\displaystyle J_{e}=en\mu _{e}E}
863:{\displaystyle v_{d}=-\mu _{e}E,}
6380:{\displaystyle \phi \Sigma \mu }
5670:is increased until the current I
4715:
4700:
4645:
4601:
4586:
4559:
4525:
4510:
4483:
4456:-type material and positive for
4361:
2524:is the average scattering time.
2311:negative differential resistance
975:{\displaystyle v_{d}=\mu _{h}E,}
485:{\displaystyle v_{d}=\mu _{h}E.}
394:{\displaystyle v_{d}=\mu _{e}E.}
220:
8587:from an atomistic point of view
8522:
8495:
8486:
8447:
8257:
8244:
8074:
8018:
7971:
7932:
7905:
7846:
7812:
7559:
7510:
7461:
3822:is the Boltzmann constant, and
211:
65:Electron and hole mobility are
16:Quantity in solid-state physics
7939:Anderson, P. W. (1958-03-01).
7405:
7258:
7223:
7124:
7118:10.1016/j.jcrysgro.2008.09.151
6950:
6937:
6837:
6824:
6721:
6708:
6608:
6595:
6575:, the above equation becomes:
6274:
6248:
6111:
6079:
5853:
5820:
4752:
4725:
4695:
4692:
4683:
4667:
4658:
4611:
4581:
4535:
4505:
4419:) direction, according to the
4257:
4245:
1680:Relation to electron diffusion
1664:
1632:
1489:
1451:
1389:
1351:
936:Similarly, for holes we have
168:). This is different from the
1:
7232:Advanced Electronic Materials
7051:
6334:is the electron mobility and
4423:and set up an electric field
3989:{\displaystyle \Delta E_{ij}}
3642:multiple trapping and release
3606:Multiple trapping and release
2052:Cubic boron arsenide (c-BAs)
2021:AlGaAs/GaAs heterostructures
578:{\displaystyle a=F/m_{e}^{*}}
530:
111:. Then the electron mobility
34:characterises how quickly an
8551:10.1016/0038-1101(85)90209-6
5666:, the drain-source voltage V
4925:{\displaystyle I=-qnv_{x}tW}
3815:{\displaystyle k_{\text{B}}}
3788:{\displaystyle E_{\text{A}}}
2487:
2438:Electronāelectron scattering
2411:Surface roughness scattering
2178:. For example, the value of
147:{\displaystyle v_{d}=\mu E.}
46:when pushed or pulled by an
7:
7879:weblink (subscription only)
7825:. Springer. pp. 205ā.
7039:
6188:photo-reflectance technique
4411:-type materials) or holes (
2386:Lattice (phonon) scattering
2370:ionized impurity scattering
2362:Ionized impurity scattering
2157:is constant. This value of
1953:
1616:which can be factorised to
1509:can be written in the form
1050:Relation to current density
499:The SI unit of velocity is
10:
8642:
8107:10.1103/PhysRevLett.32.303
8081:Emin, David (1974-02-11).
8025:Brotherton, S. D. (2013).
7978:Mott, N. F. (1967-01-01).
7771:10.1016/j.spmi.2008.02.008
7179:Solid State Communications
6218:
5635:
5629:
4634:direction. For electrons,
4415:-type materials) in the (ā
4365:
2133:
1531:{\displaystyle J=\sigma E}
348:
286:
18:
8359:10.1007/s10762-012-9905-y
8306:10.1103/RevModPhys.83.543
8286:Reviews of Modern Physics
8004:10.1080/00018736700101265
7267:Physical Review Materials
7209:10.1016/j.ssc.2008.02.024
7098:Journal of Crystal Growth
6174:is not small enough and V
4434:voltmeter. This voltage,
4306:is a mobility prefactor,
3768:is a mobility prefactor,
3540:Disordered Semiconductors
3474:and from charged defects
2390:At any temperature above
2335:ballistically accelerated
1157:Using the expression for
808:{\displaystyle \tau _{c}}
625:{\displaystyle m_{e}^{*}}
442:is the electron mobility.
7965:10.1103/PhysRev.109.1492
6354:{\displaystyle \mu _{h}}
6327:{\displaystyle \mu _{e}}
6287:can be evaluated, where
5948:. Then the mobility is:
5636:Not to be confused with
4941:into the expression for
4299:{\displaystyle \mu _{0}}
3761:{\displaystyle \mu _{0}}
2669:is the actual mobility,
2402:Piezoelectric scattering
2083:Metals (Al, Au, Cu, Ag)
2073:Polycrystalline silicon
1768:{\displaystyle \nabla n}
1408:Relation to conductivity
1302:{\displaystyle \mu _{h}}
8531:Solid-State Electronics
8504:Proceedings of the IEEE
8162:Applied Physics Letters
8087:Physical Review Letters
7439:10.1126/science.abn4290
7367:Applied Physics Letters
5890:Using the linear region
5645:field-effect transistor
4630:on the carriers in the
4161:{\displaystyle \alpha }
3247:{\displaystyle \Sigma }
1551:{\displaystyle \sigma }
1081:{\displaystyle -ev_{d}}
76:When an electric field
8516:10.1109/PROC.1967.6123
7580:10.1002/adma.201504360
7495:10.1002/adma.201303392
7401:on September 24, 2017.
7244:10.1002/aelm.201500452
7028:
6915:
6799:
6686:
6540:
6454:empirical relationship
6446:
6381:
6361:is the hole mobility.
6355:
6328:
6301:
6281:
6164:
6025:
5935:
5869:
5745:
5581:
5509:
5319:
5236:
5153:
5104:
5044:
4926:
4858:
4807:
4738:
4618:
4542:
4385:
4377:
4347:
4327:
4300:
4271:
4162:
4142:
4113:
3990:
3957:
3956:{\displaystyle r_{ij}}
3927:
3907:
3887:
3886:{\displaystyle P_{ij}}
3861:variable range hopping
3850:Variable Range Hopping
3836:
3816:
3795:is activation energy,
3789:
3762:
3733:
3656:
3646:Arrhenius relationship
3634:
3579:
3572:
3518:
3468:
3412:
3381:
3315:
3276:
3248:
3228:
3096:
2931:
2766:
2719:
2659:
2496:
2264:
2032:Freestanding graphene
1991:Organic semiconductors
1933:
1841:
1769:
1724:
1671:
1610:
1552:
1532:
1499:
1399:
1303:
1276:
1227:
1178:
1151:
1082:
1040:
976:
928:
864:
809:
782:
691:
626:
579:
486:
416:applied to a material,
395:
148:
105:
8395:Nature Communications
7523:Nature Communications
7517:Yuan, Yongbo (2014).
7029:
6916:
6800:
6687:
6541:
6447:
6382:
6356:
6329:
6302:
6300:{\displaystyle \phi }
6282:
6165:
6026:
5936:
5870:
5746:
5658:Using saturation mode
5626:Field-effect mobility
5582:
5510:
5320:
5244:Similarly, for holes
5237:
5154:
5105:
5045:
4927:
4859:
4808:
4739:
4619:
4543:
4383:
4375:
4348:
4328:
4326:{\displaystyle T_{0}}
4301:
4272:
4163:
4143:
4141:{\displaystyle P_{0}}
4114:
3991:
3958:
3928:
3908:
3888:
3837:
3817:
3790:
3763:
3734:
3654:
3635:
3633:{\displaystyle E_{C}}
3573:
3571:{\displaystyle E_{C}}
3547:
3519:
3469:
3413:
3382:
3316:
3277:
3249:
3229:
3097:
2932:
2767:
2720:
2660:
2497:
2265:
1934:
1842:
1770:
1748:diffusion coefficient
1725:
1672:
1611:
1553:
1533:
1500:
1400:
1304:
1277:
1228:
1179:
1177:{\displaystyle v_{d}}
1152:
1083:
1041:
977:
929:
865:
810:
783:
692:
627:
580:
487:
396:
149:
106:
104:{\displaystyle v_{d}}
7046:Speed of electricity
6924:
6811:
6807:Minority carriers:
6695:
6582:
6578:Majority carriers:
6460:
6411:
6365:
6338:
6311:
6291:
6230:
6035:
5952:
5902:
5772:
5685:
5600:(sample thickness),
5521:
5331:
5248:
5162:
5116:
5063:
4956:
4888:
4818:
4749:
4640:
4554:
4478:
4463:Mathematically, the
4337:
4310:
4283:
4174:
4152:
4125:
4002:
3967:
3937:
3917:
3897:
3867:
3826:
3799:
3772:
3745:
3662:
3617:
3555:
3478:
3422:
3394:
3336:
3287:
3258:
3238:
3194:
2941:
2776:
2729:
2673:
2550:
2542:Augustus Matthiessen
2456:
2429:Inelastic scattering
2207:
2062:Crystalline silicon
1884:
1868:absolute temperature
1787:
1756:
1692:
1620:
1562:
1542:
1513:
1416:
1316:
1286:
1237:
1188:
1161:
1092:
1059:
986:
940:
874:
825:
792:
703:
648:
604:
543:
450:
359:
345:Definition and units
302:move around randomly
244:improve this section
119:
88:
8601:Physical quantities
8543:1985SSEle..28...47D
8466:(46): 24085ā24103.
8407:2015NatCo...6.8195E
8351:2012JIMTW..33..871L
8298:2011RvMP...83..543U
8184:2004ApPhL..85.3899S
8099:1974PhRvL..32..303E
7996:1967AdPhy..16...49M
7984:Advances in Physics
7957:1958PhRv..109.1492A
7915:Solid State Physics
7763:2008SuMi...44....1B
7535:2014NatCo...5.3005Y
7486:2013AdM....25.6951H
7431:2022Sci...377..437S
7379:2005ApPhL..86c3105S
7332:2004NanoL...4...35D
7289:2022PhRvM...6c4005C
7201:2008SSCom.146..351B
7145:2004NanoL...4...35D
7110:2009JCrGr.311.1658U
6149:
5708:
4467:acting on a charge
3124:
2237:
2170:saturation velocity
2136:Velocity saturation
2006:
1949:is the Fermi energy
1309:the hole mobility.
1033:
921:
769:
684:
621:
574:
537:Newton's Second Law
351:Electrical mobility
331:ballistic transport
309:ballistic transport
202:velocity saturation
71:electrical mobility
38:can move through a
28:solid-state physics
21:Electrical mobility
8572:2009-01-04 at the
8415:10.1038/ncomms9195
7898:2009-01-21 at the
7568:Advanced Materials
7544:10.1038/ncomms4005
7474:Advanced Materials
7024:
6911:
6795:
6682:
6536:
6442:
6377:
6351:
6324:
6297:
6277:
6195:Terahertz mobility
6160:
6132:
6021:
5931:
5865:
5741:
5694:
5589:Here the value of
5577:
5505:
5503:
5315:
5232:
5149:
5100:
5040:
4922:
4854:
4803:
4734:
4614:
4538:
4403:is applied in the
4386:
4378:
4343:
4323:
4296:
4267:
4158:
4138:
4109:
3986:
3953:
3923:
3913:, to another site
3903:
3883:
3832:
3812:
3785:
3758:
3729:
3657:
3648:in such a system:
3630:
3580:
3568:
3514:
3464:
3408:
3377:
3311:
3272:
3244:
3224:
3122:
3092:
2927:
2762:
2715:
2655:
2535:Matthiessen's rule
2492:
2260:
2223:
2163:low-field mobility
2118:Amorphous silicon
2013:Electron mobility
2004:
1929:
1859:Boltzmann constant
1837:
1765:
1720:
1667:
1606:
1548:
1528:
1495:
1395:
1299:
1272:
1223:
1174:
1147:
1078:
1036:
1019:
972:
924:
907:
860:
805:
778:
755:
687:
670:
622:
607:
575:
560:
482:
391:
172:unit of mobility,
144:
101:
8611:Materials science
8510:(12): 2192ā2193.
8472:10.1021/jp406706u
8229:978-3-86537-535-3
8192:10.1063/1.1812368
8168:(17): 3899ā3901.
8138:978-3-86537-535-3
8067:978-0-19-964533-6
8038:978-3-319-00001-5
7925:978-0-471-92804-1
7866:978-0-471-49196-5
7832:978-3-642-00709-5
7735:978-3-540-93803-3
7662:978-81-203-3192-1
7625:978-0-521-63635-3
7574:(22): 4266ā4282.
7480:(48): 6951ā6955.
7425:(6604): 437ā440.
7387:10.1063/1.1854721
7340:10.1021/nl034841q
7153:10.1021/nl034841q
7022:
7009:
6909:
6896:
6793:
6780:
6680:
6667:
6534:
6521:
6518:
6405:experimental data
6209:photoconductivity
6205:Femtosecond laser
6153:
6072:
6016:
5999:
5979:
5968:
5818:
5808:
5739:
5722:
5701:
5575:
5499:
5405:
5313:
5280:
5230:
5197:
5147:
5098:
5038:
4999:
4399:-direction and a
4346:{\displaystyle d}
4227:
4102:
3926:{\displaystyle j}
3906:{\displaystyle i}
3835:{\displaystyle T}
3809:
3782:
3722:
3715:
3704:
3549:Density of states
3490:
3348:
3309:
3205:
3168:
3167:
3081:
3041:
3001:
2952:
2916:
2876:
2836:
2787:
2650:
2610:
2561:
2514:* is the carrier
2508:elementary charge
2490:
2480:
2257:
2242:
2230:
2127:
2126:
2042:Carbon nanotubes
1927:
1910:
1894:
1835:
1813:
1797:
1781:Einstein relation
1711:
1123:
1034:
922:
770:
685:
280:
279:
272:
32:electron mobility
8633:
8583:Online lecture-
8555:
8554:
8526:
8520:
8519:
8499:
8493:
8490:
8484:
8483:
8451:
8445:
8444:
8434:
8385:
8379:
8378:
8334:
8328:
8327:
8317:
8283:
8274:
8268:
8265:arXiv:1808.01897
8261:
8255:
8252:arXiv:1711.01138
8248:
8242:
8240:
8238:
8236:
8213:
8204:
8203:
8177:
8175:cond-mat/0407293
8149:
8147:
8145:
8122:
8111:
8110:
8078:
8072:
8071:
8052:
8043:
8042:
8022:
8016:
8015:
7975:
7969:
7968:
7951:(5): 1492ā1505.
7936:
7930:
7929:
7909:
7903:
7890:
7881:
7877:
7875:
7873:
7850:
7844:
7843:
7841:
7839:
7816:
7810:
7807:
7798:
7787:
7776:
7774:
7746:
7737:
7727:
7714:
7695:
7674:
7673:
7671:
7669:
7646:
7637:
7636:
7634:
7632:
7609:
7600:
7599:
7563:
7557:
7556:
7546:
7514:
7508:
7507:
7497:
7465:
7459:
7458:
7409:
7403:
7402:
7397:. Archived from
7358:
7352:
7351:
7315:
7309:
7308:
7282:
7262:
7256:
7255:
7227:
7221:
7220:
7194:
7174:
7165:
7164:
7128:
7122:
7121:
7104:(7): 1658ā1661.
7093:
7084:
7083:
7081:
7080:
7066:
7033:
7031:
7030:
7025:
7023:
7021:
7020:
7019:
7014:
7010:
7008:
7007:
7006:
6990:
6989:
6980:
6963:
6949:
6948:
6936:
6935:
6920:
6918:
6917:
6912:
6910:
6908:
6907:
6906:
6901:
6897:
6895:
6894:
6893:
6877:
6876:
6867:
6850:
6836:
6835:
6823:
6822:
6804:
6802:
6801:
6796:
6794:
6792:
6791:
6790:
6785:
6781:
6779:
6778:
6777:
6761:
6760:
6751:
6734:
6720:
6719:
6707:
6706:
6691:
6689:
6688:
6683:
6681:
6679:
6678:
6677:
6672:
6668:
6666:
6665:
6664:
6648:
6647:
6638:
6621:
6607:
6606:
6594:
6593:
6573:room temperature
6545:
6543:
6542:
6537:
6535:
6533:
6532:
6531:
6526:
6522:
6520:
6519:
6516:
6507:
6493:
6492:
6483:
6478:
6477:
6451:
6449:
6448:
6443:
6441:
6440:
6432:
6423:
6422:
6386:
6384:
6383:
6378:
6360:
6358:
6357:
6352:
6350:
6349:
6333:
6331:
6330:
6325:
6323:
6322:
6306:
6304:
6303:
6298:
6286:
6284:
6283:
6278:
6273:
6272:
6260:
6259:
6182:Optical mobility
6169:
6167:
6166:
6161:
6159:
6155:
6154:
6148:
6143:
6131:
6126:
6125:
6110:
6109:
6094:
6093:
6073:
6065:
6063:
6062:
6047:
6046:
6030:
6028:
6027:
6022:
6017:
6015:
6014:
6002:
6000:
5998:
5997:
5982:
5980:
5972:
5970:
5969:
5966:
5940:
5938:
5937:
5932:
5930:
5929:
5914:
5913:
5874:
5872:
5871:
5866:
5861:
5860:
5851:
5850:
5835:
5834:
5819:
5811:
5809:
5804:
5803:
5802:
5789:
5784:
5783:
5750:
5748:
5747:
5742:
5740:
5738:
5737:
5725:
5723:
5718:
5710:
5707:
5702:
5699:
5596:(Hall voltage),
5586:
5584:
5583:
5578:
5576:
5574:
5566:
5562:
5561:
5549:
5548:
5538:
5533:
5532:
5514:
5512:
5511:
5506:
5504:
5500:
5498:
5490:
5486:
5485:
5473:
5472:
5462:
5451:
5447:
5446:
5434:
5433:
5415:
5411:
5407:
5406:
5404:
5393:
5383:
5382:
5373:
5369:
5347:
5346:
5324:
5322:
5321:
5316:
5314:
5312:
5304:
5300:
5299:
5286:
5281:
5279:
5268:
5263:
5262:
5241:
5239:
5238:
5233:
5231:
5229:
5221:
5217:
5216:
5203:
5198:
5196:
5185:
5177:
5176:
5158:
5156:
5155:
5150:
5148:
5143:
5142:
5133:
5128:
5127:
5109:
5107:
5106:
5101:
5099:
5097:
5086:
5078:
5077:
5049:
5047:
5046:
5041:
5039:
5037:
5029:
5022:
5021:
5008:
5000:
4998:
4984:
4976:
4968:
4967:
4931:
4929:
4928:
4923:
4915:
4914:
4879:electron current
4863:
4861:
4860:
4855:
4853:
4852:
4843:
4842:
4830:
4829:
4812:
4810:
4809:
4804:
4796:
4795:
4786:
4785:
4770:
4769:
4743:
4741:
4740:
4735:
4724:
4723:
4718:
4709:
4708:
4703:
4679:
4678:
4654:
4653:
4648:
4623:
4621:
4620:
4615:
4610:
4609:
4604:
4595:
4594:
4589:
4571:
4570:
4562:
4547:
4545:
4544:
4539:
4534:
4533:
4528:
4519:
4518:
4513:
4495:
4494:
4486:
4460:-type material.
4452:is negative for
4441:, is called the
4352:
4350:
4349:
4344:
4332:
4330:
4329:
4324:
4322:
4321:
4305:
4303:
4302:
4297:
4295:
4294:
4276:
4274:
4273:
4268:
4266:
4262:
4261:
4260:
4244:
4232:
4228:
4223:
4222:
4213:
4192:
4191:
4167:
4165:
4164:
4159:
4147:
4145:
4144:
4139:
4137:
4136:
4118:
4116:
4115:
4110:
4108:
4104:
4103:
4101:
4097:
4096:
4086:
4085:
4084:
4068:
4063:
4062:
4030:
4029:
4017:
4016:
3995:
3993:
3992:
3987:
3985:
3984:
3962:
3960:
3959:
3954:
3952:
3951:
3932:
3930:
3929:
3924:
3912:
3910:
3909:
3904:
3892:
3890:
3889:
3884:
3882:
3881:
3841:
3839:
3838:
3833:
3821:
3819:
3818:
3813:
3811:
3810:
3807:
3794:
3792:
3791:
3786:
3784:
3783:
3780:
3767:
3765:
3764:
3759:
3757:
3756:
3738:
3736:
3735:
3730:
3728:
3724:
3723:
3721:
3717:
3716:
3713:
3706:
3705:
3702:
3696:
3680:
3679:
3639:
3637:
3636:
3631:
3629:
3628:
3590:semiconductors.
3577:
3575:
3574:
3569:
3567:
3566:
3523:
3521:
3520:
3515:
3513:
3512:
3508:
3492:
3491:
3488:
3486:
3473:
3471:
3470:
3465:
3463:
3462:
3458:
3439:
3438:
3430:
3417:
3415:
3414:
3409:
3407:
3386:
3384:
3383:
3378:
3376:
3375:
3367:
3366:
3350:
3349:
3346:
3344:
3320:
3318:
3317:
3312:
3310:
3305:
3300:
3281:
3279:
3278:
3273:
3271:
3253:
3251:
3250:
3245:
3233:
3231:
3230:
3225:
3220:
3206:
3198:
3125:
3121:
3101:
3099:
3098:
3093:
3082:
3080:
3079:
3078:
3047:
3042:
3040:
3039:
3038:
3007:
3002:
3000:
2999:
2998:
2958:
2953:
2945:
2936:
2934:
2933:
2928:
2917:
2915:
2914:
2913:
2882:
2877:
2875:
2874:
2873:
2842:
2837:
2835:
2834:
2833:
2793:
2788:
2780:
2771:
2769:
2768:
2763:
2761:
2760:
2759:
2724:
2722:
2721:
2716:
2714:
2713:
2712:
2664:
2662:
2661:
2656:
2651:
2649:
2648:
2647:
2616:
2611:
2609:
2608:
2607:
2567:
2562:
2554:
2523:
2501:
2499:
2498:
2493:
2491:
2483:
2481:
2479:
2478:
2466:
2420:Alloy scattering
2269:
2267:
2266:
2261:
2259:
2258:
2255:
2243:
2238:
2236:
2231:
2228:
2222:
2221:
2211:
2093:2D material (MoS
2007:
2003:
1983:carbon nanotubes
1938:
1936:
1935:
1930:
1928:
1923:
1922:
1921:
1912:
1911:
1908:
1901:
1896:
1895:
1892:
1846:
1844:
1843:
1838:
1836:
1831:
1827:
1826:
1825:
1815:
1814:
1811:
1804:
1799:
1798:
1795:
1774:
1772:
1771:
1766:
1729:
1727:
1726:
1721:
1713:
1712:
1709:
1676:
1674:
1673:
1668:
1663:
1662:
1647:
1646:
1615:
1613:
1612:
1607:
1605:
1604:
1586:
1585:
1557:
1555:
1554:
1549:
1537:
1535:
1534:
1529:
1504:
1502:
1501:
1496:
1488:
1487:
1469:
1468:
1447:
1446:
1434:
1433:
1404:
1402:
1401:
1396:
1388:
1387:
1369:
1368:
1347:
1346:
1334:
1333:
1308:
1306:
1305:
1300:
1298:
1297:
1281:
1279:
1278:
1273:
1268:
1267:
1249:
1248:
1232:
1230:
1229:
1224:
1219:
1218:
1200:
1199:
1183:
1181:
1180:
1175:
1173:
1172:
1156:
1154:
1153:
1148:
1146:
1145:
1124:
1119:
1118:
1109:
1104:
1103:
1087:
1085:
1084:
1079:
1077:
1076:
1045:
1043:
1042:
1037:
1035:
1032:
1027:
1018:
1017:
1016:
1003:
998:
997:
981:
979:
978:
973:
965:
964:
952:
951:
933:
931:
930:
925:
923:
920:
915:
906:
905:
904:
891:
886:
885:
869:
867:
866:
861:
853:
852:
837:
836:
814:
812:
811:
806:
804:
803:
787:
785:
784:
779:
771:
768:
763:
754:
753:
752:
739:
731:
730:
715:
714:
696:
694:
693:
688:
686:
683:
678:
669:
661:
631:
629:
628:
623:
620:
615:
584:
582:
581:
576:
573:
568:
559:
491:
489:
488:
483:
475:
474:
462:
461:
400:
398:
397:
392:
384:
383:
371:
370:
275:
268:
264:
261:
255:
224:
216:
153:
151:
150:
145:
131:
130:
110:
108:
107:
102:
100:
99:
60:carrier mobility
8641:
8640:
8636:
8635:
8634:
8632:
8631:
8630:
8606:Charge carriers
8591:
8590:
8574:Wayback Machine
8563:
8558:
8527:
8523:
8500:
8496:
8491:
8487:
8452:
8448:
8386:
8382:
8335:
8331:
8281:
8275:
8271:
8262:
8258:
8249:
8245:
8234:
8232:
8230:
8214:
8207:
8153:
8143:
8141:
8139:
8123:
8114:
8079:
8075:
8068:
8054:
8053:
8046:
8039:
8023:
8019:
7976:
7972:
7945:Physical Review
7937:
7933:
7926:
7910:
7906:
7900:Wayback Machine
7891:
7884:
7871:
7869:
7867:
7851:
7847:
7837:
7835:
7833:
7817:
7813:
7808:
7801:
7788:
7779:
7747:
7740:
7728:
7717:
7696:
7677:
7667:
7665:
7663:
7647:
7640:
7630:
7628:
7626:
7610:
7603:
7564:
7560:
7515:
7511:
7466:
7462:
7410:
7406:
7359:
7355:
7316:
7312:
7263:
7259:
7228:
7224:
7175:
7168:
7129:
7125:
7094:
7087:
7078:
7076:
7068:
7067:
7058:
7054:
7042:
7015:
7002:
6998:
6991:
6985:
6981:
6979:
6975:
6974:
6967:
6962:
6944:
6940:
6931:
6927:
6925:
6922:
6921:
6902:
6889:
6885:
6878:
6872:
6868:
6866:
6862:
6861:
6854:
6849:
6831:
6827:
6818:
6814:
6812:
6809:
6808:
6786:
6773:
6769:
6762:
6756:
6752:
6750:
6746:
6745:
6738:
6733:
6715:
6711:
6702:
6698:
6696:
6693:
6692:
6673:
6660:
6656:
6649:
6643:
6639:
6637:
6633:
6632:
6625:
6620:
6602:
6598:
6589:
6585:
6583:
6580:
6579:
6570:
6562:
6555:
6527:
6515:
6511:
6506:
6502:
6501:
6494:
6488:
6484:
6482:
6473:
6469:
6461:
6458:
6457:
6433:
6425:
6424:
6418:
6414:
6412:
6409:
6408:
6397:charge carriers
6393:
6366:
6363:
6362:
6345:
6341:
6339:
6336:
6335:
6318:
6314:
6312:
6309:
6308:
6292:
6289:
6288:
6268:
6264:
6255:
6251:
6231:
6228:
6227:
6223:
6217:
6201:terahertz probe
6197:
6184:
6177:
6173:
6144:
6136:
6130:
6118:
6114:
6102:
6098:
6086:
6082:
6078:
6074:
6064:
6058:
6054:
6042:
6038:
6036:
6033:
6032:
6010:
6006:
6001:
5990:
5986:
5981:
5971:
5965:
5961:
5953:
5950:
5949:
5947:
5922:
5918:
5909:
5905:
5903:
5900:
5899:
5897:
5892:
5881:
5856:
5852:
5843:
5839:
5827:
5823:
5810:
5798:
5794:
5790:
5788:
5779:
5775:
5773:
5770:
5769:
5767:
5733:
5729:
5724:
5711:
5709:
5703:
5698:
5686:
5683:
5682:
5680:
5673:
5669:
5665:
5660:
5641:
5634:
5628:
5621:
5614:
5594:
5567:
5554:
5550:
5544:
5540:
5539:
5537:
5528:
5524:
5522:
5519:
5518:
5502:
5501:
5491:
5478:
5474:
5468:
5464:
5463:
5461:
5449:
5448:
5439:
5435:
5429:
5425:
5413:
5412:
5397:
5392:
5388:
5384:
5378:
5374:
5359:
5355:
5348:
5342:
5338:
5334:
5332:
5329:
5328:
5305:
5292:
5288:
5287:
5285:
5272:
5267:
5255:
5251:
5249:
5246:
5245:
5222:
5209:
5205:
5204:
5202:
5189:
5184:
5169:
5165:
5163:
5160:
5159:
5138:
5134:
5132:
5123:
5119:
5117:
5114:
5113:
5090:
5085:
5070:
5066:
5064:
5061:
5060:
5057:
5030:
5014:
5010:
5009:
5007:
4985:
4977:
4975:
4963:
4959:
4957:
4954:
4953:
4949:
4940:
4910:
4906:
4889:
4886:
4885:
4848:
4844:
4838:
4834:
4825:
4821:
4819:
4816:
4815:
4791:
4787:
4781:
4777:
4765:
4761:
4750:
4747:
4746:
4719:
4714:
4713:
4704:
4699:
4698:
4674:
4670:
4649:
4644:
4643:
4641:
4638:
4637:
4605:
4600:
4599:
4590:
4585:
4584:
4563:
4558:
4557:
4555:
4552:
4551:
4529:
4524:
4523:
4514:
4509:
4508:
4487:
4482:
4481:
4479:
4476:
4475:
4474:For electrons:
4450:
4439:
4428:
4421:right hand rule
4370:
4364:
4359:
4338:
4335:
4334:
4317:
4313:
4311:
4308:
4307:
4290:
4286:
4284:
4281:
4280:
4240:
4233:
4218:
4214:
4212:
4208:
4207:
4203:
4199:
4187:
4183:
4175:
4172:
4171:
4153:
4150:
4149:
4132:
4128:
4126:
4123:
4122:
4092:
4088:
4087:
4077:
4073:
4069:
4067:
4055:
4051:
4041:
4037:
4025:
4021:
4009:
4005:
4003:
4000:
3999:
3977:
3973:
3968:
3965:
3964:
3944:
3940:
3938:
3935:
3934:
3918:
3915:
3914:
3898:
3895:
3894:
3874:
3870:
3868:
3865:
3864:
3852:
3827:
3824:
3823:
3806:
3802:
3800:
3797:
3796:
3779:
3775:
3773:
3770:
3769:
3752:
3748:
3746:
3743:
3742:
3712:
3708:
3707:
3701:
3697:
3695:
3691:
3687:
3675:
3671:
3663:
3660:
3659:
3624:
3620:
3618:
3615:
3614:
3608:
3584:polycrystalline
3562:
3558:
3556:
3553:
3552:
3542:
3504:
3500:
3496:
3487:
3482:
3481:
3479:
3476:
3475:
3454:
3447:
3443:
3431:
3426:
3425:
3423:
3420:
3419:
3397:
3395:
3392:
3391:
3368:
3356:
3355:
3354:
3345:
3340:
3339:
3337:
3334:
3333:
3327:
3304:
3290:
3288:
3285:
3284:
3261:
3259:
3256:
3255:
3239:
3236:
3235:
3210:
3197:
3195:
3192:
3191:
3177:acoustic phonon
3120:
3109:
3056:
3055:
3051:
3046:
3016:
3015:
3011:
3006:
2967:
2966:
2962:
2957:
2944:
2942:
2939:
2938:
2891:
2890:
2886:
2881:
2851:
2850:
2846:
2841:
2802:
2801:
2797:
2792:
2779:
2777:
2774:
2773:
2737:
2736:
2732:
2730:
2727:
2726:
2681:
2680:
2676:
2674:
2671:
2670:
2625:
2624:
2620:
2615:
2576:
2575:
2571:
2566:
2553:
2551:
2548:
2547:
2537:
2519:
2482:
2474:
2470:
2465:
2457:
2454:
2453:
2449:
2440:
2431:
2422:
2413:
2404:
2388:
2364:
2323:
2297:
2290:
2283:
2276:
2254:
2250:
2232:
2227:
2217:
2213:
2212:
2210:
2208:
2205:
2204:
2184:
2177:
2148:
2138:
2132:
2096:
1956:
1948:
1917:
1913:
1907:
1903:
1902:
1900:
1891:
1887:
1885:
1882:
1881:
1856:
1821:
1820:
1816:
1810:
1806:
1805:
1803:
1794:
1790:
1788:
1785:
1784:
1757:
1754:
1753:
1745:
1708:
1704:
1693:
1690:
1689:
1682:
1658:
1654:
1642:
1638:
1621:
1618:
1617:
1600:
1596:
1581:
1577:
1563:
1560:
1559:
1543:
1540:
1539:
1514:
1511:
1510:
1483:
1479:
1464:
1460:
1442:
1438:
1429:
1425:
1417:
1414:
1413:
1410:
1383:
1379:
1364:
1360:
1342:
1338:
1329:
1325:
1317:
1314:
1313:
1293:
1289:
1287:
1284:
1283:
1263:
1259:
1244:
1240:
1238:
1235:
1234:
1214:
1210:
1195:
1191:
1189:
1186:
1185:
1168:
1164:
1162:
1159:
1158:
1141:
1137:
1114:
1110:
1108:
1099:
1095:
1093:
1090:
1089:
1072:
1068:
1060:
1057:
1056:
1052:
1028:
1023:
1012:
1008:
1004:
1002:
993:
989:
987:
984:
983:
960:
956:
947:
943:
941:
938:
937:
916:
911:
900:
896:
892:
890:
881:
877:
875:
872:
871:
848:
844:
832:
828:
826:
823:
822:
799:
795:
793:
790:
789:
764:
759:
748:
744:
740:
738:
726:
722:
710:
706:
704:
701:
700:
679:
674:
662:
660:
649:
646:
645:
636:of an electron.
616:
611:
605:
602:
601:
569:
564:
555:
544:
541:
540:
533:
470:
466:
457:
453:
451:
448:
447:
441:
423:
379:
375:
366:
362:
360:
357:
356:
353:
347:
313:crystal defects
291:
285:
276:
265:
259:
256:
241:
225:
214:
126:
122:
120:
117:
116:
95:
91:
89:
86:
85:
24:
17:
12:
11:
5:
8639:
8629:
8628:
8623:
8618:
8616:Semiconductors
8613:
8608:
8603:
8589:
8588:
8581:
8576:
8562:
8561:External links
8559:
8557:
8556:
8521:
8494:
8485:
8446:
8380:
8345:(9): 871ā925.
8329:
8292:(2): 543ā586.
8269:
8256:
8243:
8228:
8205:
8151:
8137:
8112:
8093:(6): 303ā307.
8073:
8066:
8044:
8037:
8017:
7990:(61): 49ā144.
7970:
7931:
7924:
7904:
7882:
7865:
7845:
7831:
7811:
7799:
7777:
7738:
7715:
7675:
7661:
7649:Singh (2008).
7638:
7624:
7601:
7558:
7509:
7460:
7404:
7353:
7310:
7257:
7238:(4): 1500452.
7222:
7185:(9): 351ā355.
7166:
7123:
7085:
7074:www.matprop.ru
7055:
7053:
7050:
7049:
7048:
7041:
7038:
7018:
7013:
7005:
7001:
6997:
6994:
6988:
6984:
6978:
6973:
6970:
6966:
6961:
6958:
6955:
6952:
6947:
6943:
6939:
6934:
6930:
6905:
6900:
6892:
6888:
6884:
6881:
6875:
6871:
6865:
6860:
6857:
6853:
6848:
6845:
6842:
6839:
6834:
6830:
6826:
6821:
6817:
6789:
6784:
6776:
6772:
6768:
6765:
6759:
6755:
6749:
6744:
6741:
6737:
6732:
6729:
6726:
6723:
6718:
6714:
6710:
6705:
6701:
6676:
6671:
6663:
6659:
6655:
6652:
6646:
6642:
6636:
6631:
6628:
6624:
6619:
6616:
6613:
6610:
6605:
6601:
6597:
6592:
6588:
6568:
6560:
6553:
6530:
6525:
6514:
6510:
6505:
6500:
6497:
6491:
6487:
6481:
6476:
6472:
6468:
6465:
6439:
6436:
6431:
6428:
6421:
6417:
6392:
6389:
6376:
6373:
6370:
6348:
6344:
6321:
6317:
6296:
6276:
6271:
6267:
6263:
6258:
6254:
6250:
6247:
6244:
6241:
6238:
6235:
6219:Main article:
6216:
6213:
6196:
6193:
6183:
6180:
6175:
6171:
6158:
6152:
6147:
6142:
6139:
6135:
6129:
6124:
6121:
6117:
6113:
6108:
6105:
6101:
6097:
6092:
6089:
6085:
6081:
6077:
6071:
6068:
6061:
6057:
6053:
6050:
6045:
6041:
6020:
6013:
6009:
6005:
5996:
5993:
5989:
5985:
5978:
5975:
5964:
5960:
5957:
5945:
5928:
5925:
5921:
5917:
5912:
5908:
5895:
5891:
5888:
5879:
5864:
5859:
5855:
5849:
5846:
5842:
5838:
5833:
5830:
5826:
5822:
5817:
5814:
5807:
5801:
5797:
5793:
5787:
5782:
5778:
5763:
5736:
5732:
5728:
5721:
5717:
5714:
5706:
5697:
5693:
5690:
5678:
5671:
5667:
5663:
5659:
5656:
5627:
5624:
5619:
5612:
5604:(current) and
5592:
5573:
5570:
5565:
5560:
5557:
5553:
5547:
5543:
5536:
5531:
5527:
5497:
5494:
5489:
5484:
5481:
5477:
5471:
5467:
5460:
5457:
5454:
5452:
5450:
5445:
5442:
5438:
5432:
5428:
5424:
5421:
5418:
5416:
5414:
5410:
5403:
5400:
5396:
5391:
5387:
5381:
5377:
5372:
5368:
5365:
5362:
5358:
5354:
5351:
5349:
5345:
5341:
5337:
5336:
5311:
5308:
5303:
5298:
5295:
5291:
5284:
5278:
5275:
5271:
5266:
5261:
5258:
5254:
5228:
5225:
5220:
5215:
5212:
5208:
5201:
5195:
5192:
5188:
5183:
5180:
5175:
5172:
5168:
5146:
5141:
5137:
5131:
5126:
5122:
5096:
5093:
5089:
5084:
5081:
5076:
5073:
5069:
5055:
5036:
5033:
5028:
5025:
5020:
5017:
5013:
5006:
5003:
4997:
4994:
4991:
4988:
4983:
4980:
4974:
4971:
4966:
4962:
4945:
4936:
4921:
4918:
4913:
4909:
4905:
4902:
4899:
4896:
4893:
4851:
4847:
4841:
4837:
4833:
4828:
4824:
4802:
4799:
4794:
4790:
4784:
4780:
4776:
4773:
4768:
4764:
4760:
4757:
4754:
4733:
4730:
4727:
4722:
4717:
4712:
4707:
4702:
4697:
4694:
4691:
4688:
4685:
4682:
4677:
4673:
4669:
4666:
4663:
4660:
4657:
4652:
4647:
4613:
4608:
4603:
4598:
4593:
4588:
4583:
4580:
4577:
4574:
4569:
4566:
4561:
4537:
4532:
4527:
4522:
4517:
4512:
4507:
4504:
4501:
4498:
4493:
4490:
4485:
4448:
4437:
4432:high-impedance
4426:
4401:magnetic field
4366:Main article:
4363:
4360:
4358:
4355:
4342:
4320:
4316:
4293:
4289:
4265:
4259:
4256:
4253:
4250:
4247:
4243:
4239:
4236:
4231:
4226:
4221:
4217:
4211:
4206:
4202:
4198:
4195:
4190:
4186:
4182:
4179:
4157:
4135:
4131:
4107:
4100:
4095:
4091:
4083:
4080:
4076:
4072:
4066:
4061:
4058:
4054:
4050:
4047:
4044:
4040:
4036:
4033:
4028:
4024:
4020:
4015:
4012:
4008:
3983:
3980:
3976:
3972:
3950:
3947:
3943:
3922:
3902:
3880:
3877:
3873:
3851:
3848:
3831:
3805:
3778:
3755:
3751:
3727:
3720:
3711:
3700:
3694:
3690:
3686:
3683:
3678:
3674:
3670:
3667:
3627:
3623:
3607:
3604:
3565:
3561:
3541:
3538:
3511:
3507:
3503:
3499:
3495:
3485:
3461:
3457:
3453:
3450:
3446:
3442:
3437:
3434:
3429:
3406:
3403:
3400:
3374:
3371:
3365:
3362:
3359:
3353:
3343:
3325:
3308:
3303:
3299:
3296:
3293:
3270:
3267:
3264:
3243:
3223:
3219:
3216:
3213:
3209:
3204:
3201:
3166:
3165:
3162:
3159:
3156:
3152:
3151:
3148:
3145:
3142:
3138:
3137:
3134:
3131:
3128:
3119:
3116:
3107:
3091:
3088:
3085:
3077:
3074:
3071:
3068:
3065:
3062:
3059:
3054:
3050:
3045:
3037:
3034:
3031:
3028:
3025:
3022:
3019:
3014:
3010:
3005:
2997:
2994:
2991:
2988:
2985:
2982:
2979:
2976:
2973:
2970:
2965:
2961:
2956:
2951:
2948:
2926:
2923:
2920:
2912:
2909:
2906:
2903:
2900:
2897:
2894:
2889:
2885:
2880:
2872:
2869:
2866:
2863:
2860:
2857:
2854:
2849:
2845:
2840:
2832:
2829:
2826:
2823:
2820:
2817:
2814:
2811:
2808:
2805:
2800:
2796:
2791:
2786:
2783:
2758:
2755:
2752:
2749:
2746:
2743:
2740:
2735:
2711:
2708:
2705:
2702:
2699:
2696:
2693:
2690:
2687:
2684:
2679:
2654:
2646:
2643:
2640:
2637:
2634:
2631:
2628:
2623:
2619:
2614:
2606:
2603:
2600:
2597:
2594:
2591:
2588:
2585:
2582:
2579:
2574:
2570:
2565:
2560:
2557:
2536:
2533:
2516:effective mass
2489:
2486:
2477:
2473:
2469:
2464:
2461:
2448:
2445:
2439:
2436:
2430:
2427:
2421:
2418:
2412:
2409:
2403:
2400:
2387:
2384:
2375:mean free time
2363:
2360:
2327:effective mass
2322:
2319:
2295:
2288:
2281:
2274:
2253:
2249:
2246:
2241:
2235:
2226:
2220:
2216:
2201:kinetic energy
2195:optical phonon
2182:
2175:
2161:is called the
2153:, so mobility
2144:
2134:Main article:
2131:
2128:
2125:
2124:
2122:
2119:
2115:
2114:
2111:
2108:
2104:
2103:
2101:
2098:
2094:
2090:
2089:
2087:
2084:
2080:
2079:
2077:
2074:
2070:
2069:
2066:
2063:
2059:
2058:
2056:
2053:
2049:
2048:
2046:
2043:
2039:
2038:
2036:
2033:
2029:
2028:
2025:
2022:
2018:
2017:
2016:Hole mobility
2014:
2011:
1955:
1952:
1951:
1950:
1946:
1926:
1920:
1916:
1906:
1899:
1890:
1877:
1876:
1870:
1861:
1854:
1834:
1830:
1824:
1819:
1809:
1802:
1793:
1777:
1776:
1764:
1761:
1751:
1750:or diffusivity
1743:
1738:
1719:
1716:
1707:
1703:
1700:
1697:
1681:
1678:
1666:
1661:
1657:
1653:
1650:
1645:
1641:
1637:
1634:
1631:
1628:
1625:
1603:
1599:
1595:
1592:
1589:
1584:
1580:
1576:
1573:
1570:
1567:
1547:
1527:
1524:
1521:
1518:
1494:
1491:
1486:
1482:
1478:
1475:
1472:
1467:
1463:
1459:
1456:
1453:
1450:
1445:
1441:
1437:
1432:
1428:
1424:
1421:
1409:
1406:
1394:
1391:
1386:
1382:
1378:
1375:
1372:
1367:
1363:
1359:
1356:
1353:
1350:
1345:
1341:
1337:
1332:
1328:
1324:
1321:
1296:
1292:
1271:
1266:
1262:
1258:
1255:
1252:
1247:
1243:
1222:
1217:
1213:
1209:
1206:
1203:
1198:
1194:
1171:
1167:
1144:
1140:
1136:
1133:
1130:
1127:
1122:
1117:
1113:
1107:
1102:
1098:
1075:
1071:
1067:
1064:
1051:
1048:
1031:
1026:
1022:
1015:
1011:
1007:
1001:
996:
992:
971:
968:
963:
959:
955:
950:
946:
919:
914:
910:
903:
899:
895:
889:
884:
880:
859:
856:
851:
847:
843:
840:
835:
831:
817:mean free time
802:
798:
777:
774:
767:
762:
758:
751:
747:
743:
737:
734:
729:
725:
721:
718:
713:
709:
682:
677:
673:
668:
665:
659:
656:
653:
638:
637:
634:effective mass
619:
614:
610:
599:
593:
572:
567:
563:
558:
554:
551:
548:
535:Starting with
532:
529:
481:
478:
473:
469:
465:
460:
456:
444:
443:
439:
434:
421:
417:
414:electric field
390:
387:
382:
378:
374:
369:
365:
346:
343:
339:mean free time
335:mean free path
321:drift velocity
289:Drift velocity
287:Main article:
284:
281:
278:
277:
228:
226:
219:
213:
210:
196:things equal.
143:
140:
137:
134:
129:
125:
115:is defined as
98:
94:
82:drift velocity
48:electric field
15:
9:
6:
4:
3:
2:
8638:
8627:
8624:
8622:
8619:
8617:
8614:
8612:
8609:
8607:
8604:
8602:
8599:
8598:
8596:
8586:
8582:
8580:
8577:
8575:
8571:
8568:
8565:
8564:
8552:
8548:
8544:
8540:
8536:
8532:
8525:
8517:
8513:
8509:
8505:
8498:
8489:
8481:
8477:
8473:
8469:
8465:
8461:
8457:
8450:
8442:
8438:
8433:
8428:
8424:
8420:
8416:
8412:
8408:
8404:
8400:
8396:
8392:
8384:
8376:
8372:
8368:
8364:
8360:
8356:
8352:
8348:
8344:
8340:
8333:
8325:
8321:
8316:
8311:
8307:
8303:
8299:
8295:
8291:
8287:
8280:
8273:
8266:
8260:
8253:
8247:
8231:
8225:
8221:
8220:
8212:
8210:
8201:
8197:
8193:
8189:
8185:
8181:
8176:
8171:
8167:
8163:
8159:
8140:
8134:
8130:
8129:
8121:
8119:
8117:
8108:
8104:
8100:
8096:
8092:
8088:
8084:
8077:
8069:
8063:
8059:
8058:
8051:
8049:
8040:
8034:
8030:
8029:
8021:
8013:
8009:
8005:
8001:
7997:
7993:
7989:
7985:
7981:
7974:
7966:
7962:
7958:
7954:
7950:
7946:
7942:
7935:
7927:
7921:
7917:
7916:
7908:
7901:
7897:
7894:
7889:
7887:
7880:
7868:
7862:
7858:
7857:
7849:
7834:
7828:
7824:
7823:
7815:
7806:
7804:
7796:
7795:0-13-495656-7
7792:
7786:
7784:
7782:
7772:
7768:
7764:
7760:
7756:
7752:
7745:
7743:
7736:
7732:
7726:
7724:
7722:
7720:
7712:
7711:0-7484-0866-5
7708:
7704:
7703:0-7484-0865-7
7700:
7694:
7692:
7690:
7688:
7686:
7684:
7682:
7680:
7664:
7658:
7654:
7653:
7645:
7643:
7627:
7621:
7617:
7616:
7608:
7606:
7597:
7593:
7589:
7585:
7581:
7577:
7573:
7569:
7562:
7554:
7550:
7545:
7540:
7536:
7532:
7528:
7524:
7520:
7513:
7505:
7501:
7496:
7491:
7487:
7483:
7479:
7475:
7471:
7464:
7456:
7452:
7448:
7444:
7440:
7436:
7432:
7428:
7424:
7420:
7416:
7408:
7400:
7396:
7392:
7388:
7384:
7380:
7376:
7373:(3): 033105.
7372:
7368:
7364:
7357:
7349:
7345:
7341:
7337:
7333:
7329:
7325:
7321:
7314:
7306:
7302:
7298:
7294:
7290:
7286:
7281:
7276:
7273:(3): 034005.
7272:
7268:
7261:
7253:
7249:
7245:
7241:
7237:
7233:
7226:
7218:
7214:
7210:
7206:
7202:
7198:
7193:
7188:
7184:
7180:
7173:
7171:
7162:
7158:
7154:
7150:
7146:
7142:
7138:
7134:
7127:
7119:
7115:
7111:
7107:
7103:
7099:
7092:
7090:
7075:
7071:
7065:
7063:
7061:
7056:
7047:
7044:
7043:
7037:
7034:
7016:
7011:
7003:
6999:
6995:
6992:
6986:
6982:
6976:
6971:
6968:
6964:
6959:
6956:
6953:
6945:
6941:
6932:
6928:
6903:
6898:
6890:
6886:
6882:
6879:
6873:
6869:
6863:
6858:
6855:
6851:
6846:
6843:
6840:
6832:
6828:
6819:
6815:
6805:
6787:
6782:
6774:
6770:
6766:
6763:
6757:
6753:
6747:
6742:
6739:
6735:
6730:
6727:
6724:
6716:
6712:
6703:
6699:
6674:
6669:
6661:
6657:
6653:
6650:
6644:
6640:
6634:
6629:
6626:
6622:
6617:
6614:
6611:
6603:
6599:
6590:
6586:
6576:
6574:
6567:
6563:
6556:
6549:
6528:
6523:
6512:
6508:
6503:
6498:
6495:
6489:
6485:
6479:
6474:
6470:
6466:
6463:
6455:
6437:
6434:
6419:
6415:
6406:
6401:
6398:
6388:
6374:
6368:
6346:
6342:
6319:
6315:
6294:
6269:
6265:
6261:
6256:
6252:
6245:
6242:
6239:
6233:
6222:
6212:
6210:
6206:
6203:measurement.
6202:
6192:
6189:
6179:
6156:
6150:
6145:
6140:
6137:
6133:
6127:
6122:
6119:
6115:
6106:
6103:
6099:
6095:
6090:
6087:
6083:
6075:
6069:
6066:
6059:
6055:
6051:
6048:
6043:
6039:
6018:
6011:
6007:
6003:
5994:
5991:
5987:
5983:
5976:
5973:
5962:
5958:
5955:
5944:
5926:
5923:
5919:
5915:
5910:
5906:
5898:is small and
5887:
5885:
5878:
5862:
5857:
5847:
5844:
5840:
5836:
5831:
5828:
5824:
5815:
5812:
5805:
5799:
5795:
5791:
5785:
5780:
5776:
5766:
5762:
5758:
5754:
5734:
5730:
5726:
5719:
5715:
5712:
5704:
5695:
5691:
5688:
5677:
5655:
5653:
5648:
5646:
5639:
5633:
5623:
5618:
5611:
5607:
5603:
5599:
5595:
5587:
5571:
5568:
5563:
5558:
5555:
5551:
5545:
5541:
5534:
5529:
5525:
5515:
5495:
5492:
5487:
5482:
5479:
5475:
5469:
5465:
5458:
5455:
5453:
5443:
5440:
5436:
5430:
5426:
5422:
5419:
5417:
5408:
5401:
5398:
5394:
5389:
5385:
5379:
5375:
5370:
5366:
5363:
5360:
5356:
5352:
5350:
5343:
5339:
5325:
5309:
5306:
5301:
5296:
5293:
5289:
5282:
5276:
5273:
5269:
5264:
5259:
5256:
5252:
5242:
5226:
5223:
5218:
5213:
5210:
5206:
5199:
5193:
5190:
5186:
5181:
5178:
5173:
5170:
5166:
5144:
5139:
5135:
5129:
5124:
5120:
5110:
5094:
5091:
5087:
5082:
5079:
5074:
5071:
5067:
5058:
5050:
5034:
5031:
5026:
5023:
5018:
5015:
5011:
5004:
5001:
4995:
4992:
4989:
4986:
4981:
4978:
4972:
4969:
4964:
4960:
4951:
4948:
4944:
4939:
4935:
4919:
4916:
4911:
4907:
4903:
4900:
4897:
4894:
4891:
4883:
4880:
4875:
4873:
4869:
4864:
4849:
4845:
4839:
4835:
4831:
4826:
4822:
4813:
4800:
4797:
4792:
4788:
4782:
4778:
4774:
4771:
4766:
4762:
4758:
4755:
4744:
4731:
4728:
4720:
4710:
4705:
4689:
4686:
4680:
4675:
4671:
4664:
4661:
4655:
4650:
4635:
4633:
4629:
4624:
4606:
4596:
4591:
4578:
4575:
4572:
4567:
4564:
4548:
4530:
4520:
4515:
4502:
4499:
4496:
4491:
4488:
4472:
4470:
4466:
4465:Lorentz force
4461:
4459:
4455:
4451:
4444:
4440:
4433:
4429:
4422:
4418:
4414:
4410:
4406:
4402:
4398:
4393:
4391:
4382:
4374:
4369:
4362:Hall mobility
4354:
4340:
4318:
4314:
4291:
4287:
4277:
4263:
4254:
4251:
4248:
4241:
4237:
4234:
4229:
4224:
4219:
4215:
4209:
4204:
4200:
4196:
4193:
4188:
4184:
4180:
4177:
4169:
4155:
4133:
4129:
4119:
4105:
4098:
4093:
4089:
4081:
4078:
4074:
4064:
4059:
4056:
4052:
4048:
4045:
4042:
4038:
4034:
4031:
4026:
4022:
4018:
4013:
4010:
4006:
3997:
3981:
3978:
3974:
3948:
3945:
3941:
3920:
3900:
3878:
3875:
3871:
3862:
3858:
3847:
3845:
3844:Urbach Energy
3829:
3803:
3776:
3753:
3749:
3739:
3725:
3718:
3709:
3698:
3692:
3688:
3684:
3681:
3676:
3672:
3668:
3665:
3653:
3649:
3647:
3643:
3625:
3621:
3612:
3603:
3601:
3597:
3593:
3589:
3585:
3563:
3559:
3550:
3546:
3537:
3533:
3530:
3525:
3509:
3505:
3501:
3497:
3493:
3483:
3459:
3455:
3451:
3448:
3444:
3440:
3435:
3432:
3427:
3404:
3401:
3398:
3388:
3372:
3369:
3363:
3360:
3357:
3351:
3331:
3322:
3306:
3301:
3297:
3294:
3291:
3268:
3265:
3262:
3217:
3214:
3211:
3207:
3202:
3199:
3188:
3186:
3182:
3178:
3174:
3163:
3160:
3157:
3154:
3153:
3149:
3146:
3143:
3140:
3139:
3135:
3132:
3129:
3127:
3126:
3115:
3111:
3105:
3089:
3086:
3083:
3052:
3048:
3043:
3012:
3008:
3003:
2963:
2959:
2954:
2949:
2946:
2924:
2921:
2918:
2887:
2883:
2878:
2847:
2843:
2838:
2798:
2794:
2789:
2784:
2781:
2733:
2677:
2668:
2652:
2621:
2617:
2612:
2572:
2568:
2563:
2558:
2555:
2545:
2543:
2532:
2530:
2525:
2522:
2517:
2513:
2509:
2505:
2484:
2475:
2471:
2467:
2462:
2459:
2444:
2435:
2426:
2417:
2408:
2399:
2397:
2393:
2392:absolute zero
2383:
2379:
2378:interaction.
2376:
2372:
2371:
2359:
2357:
2353:
2349:
2343:
2341:
2336:
2332:
2328:
2318:
2314:
2312:
2308:
2304:
2299:
2294:
2287:
2282:phonon (opt.)
2280:
2273:
2256:phonon (opt.)
2251:
2244:
2239:
2233:
2224:
2218:
2214:
2202:
2198:
2196:
2190:
2188:
2181:
2174:
2171:
2166:
2164:
2160:
2156:
2152:
2147:
2143:
2137:
2123:
2120:
2117:
2116:
2112:
2109:
2106:
2105:
2102:
2099:
2092:
2091:
2088:
2085:
2082:
2081:
2078:
2075:
2072:
2071:
2067:
2064:
2061:
2060:
2057:
2054:
2051:
2050:
2047:
2044:
2041:
2040:
2037:
2034:
2031:
2030:
2026:
2023:
2020:
2019:
2015:
2012:
2009:
2008:
2002:
2000:
1996:
1992:
1988:
1984:
1980:
1975:
1973:
1969:
1965:
1961:
1945:
1942:
1941:
1940:
1924:
1918:
1914:
1904:
1897:
1888:
1874:
1871:
1869:
1865:
1862:
1860:
1853:
1850:
1849:
1848:
1832:
1828:
1817:
1807:
1800:
1791:
1782:
1762:
1752:
1749:
1742:
1739:
1736:
1733:
1732:
1731:
1717:
1705:
1701:
1698:
1695:
1687:
1677:
1659:
1655:
1651:
1648:
1643:
1639:
1635:
1629:
1626:
1623:
1601:
1597:
1593:
1590:
1587:
1582:
1578:
1574:
1571:
1568:
1565:
1545:
1525:
1522:
1519:
1516:
1508:
1492:
1484:
1480:
1476:
1473:
1470:
1465:
1461:
1457:
1454:
1448:
1443:
1439:
1435:
1430:
1426:
1422:
1419:
1405:
1392:
1384:
1380:
1376:
1373:
1370:
1365:
1361:
1357:
1354:
1348:
1343:
1339:
1335:
1330:
1326:
1322:
1319:
1310:
1294:
1290:
1269:
1264:
1260:
1256:
1253:
1250:
1245:
1241:
1220:
1215:
1211:
1207:
1204:
1201:
1196:
1192:
1169:
1165:
1142:
1138:
1134:
1131:
1128:
1125:
1120:
1115:
1111:
1105:
1100:
1096:
1073:
1069:
1065:
1062:
1047:
1029:
1024:
1020:
1013:
1009:
1005:
999:
994:
990:
969:
966:
961:
957:
953:
948:
944:
934:
917:
912:
908:
901:
897:
893:
887:
882:
878:
857:
854:
849:
845:
841:
838:
833:
829:
819:
818:
800:
796:
775:
772:
765:
760:
756:
749:
745:
741:
735:
732:
727:
723:
719:
716:
711:
707:
697:
680:
675:
671:
666:
663:
657:
654:
651:
643:
635:
617:
612:
608:
600:
597:
594:
591:
588:
587:
586:
570:
565:
561:
556:
552:
549:
546:
538:
528:
524:
522:
518:
514:
510:
506:
502:
497:
493:
479:
476:
471:
467:
463:
458:
454:
438:
435:
432:
428:
424:
418:
415:
411:
407:
404:
403:
402:
388:
385:
380:
376:
372:
367:
363:
352:
342:
340:
336:
332:
327:
324:
322:
318:
314:
310:
305:
303:
300:
296:
290:
274:
271:
263:
253:
249:
245:
239:
238:
234:
229:This section
227:
223:
218:
217:
209:
207:
203:
197:
194:
189:
185:
183:
179:
175:
171:
167:
163:
159:
154:
141:
138:
135:
132:
127:
123:
114:
96:
92:
83:
79:
74:
72:
68:
67:special cases
63:
61:
57:
56:hole mobility
53:
49:
45:
44:semiconductor
41:
37:
33:
29:
22:
8537:(1): 47ā54.
8534:
8530:
8524:
8507:
8503:
8497:
8488:
8463:
8459:
8449:
8398:
8394:
8383:
8342:
8338:
8332:
8289:
8285:
8272:
8267:, Aug. 2018.
8259:
8254:, Oct. 2017.
8246:
8233:. Retrieved
8218:
8165:
8161:
8142:. Retrieved
8127:
8090:
8086:
8076:
8056:
8027:
8020:
7987:
7983:
7973:
7948:
7944:
7934:
7914:
7907:
7870:. Retrieved
7855:
7848:
7836:. Retrieved
7821:
7814:
7754:
7750:
7666:. Retrieved
7651:
7629:. Retrieved
7614:
7571:
7567:
7561:
7526:
7522:
7512:
7477:
7473:
7463:
7422:
7418:
7407:
7399:the original
7370:
7366:
7356:
7326:(1): 35ā39.
7323:
7320:Nano Letters
7319:
7313:
7270:
7266:
7260:
7235:
7231:
7225:
7182:
7178:
7136:
7133:Nano Letters
7132:
7126:
7101:
7097:
7077:. Retrieved
7073:
7035:
6806:
6577:
6565:
6558:
6551:
6547:
6402:
6394:
6224:
6198:
6185:
5942:
5893:
5884:Early effect
5876:
5764:
5760:
5756:
5752:
5675:
5661:
5649:
5642:
5616:
5609:
5605:
5601:
5597:
5590:
5588:
5516:
5326:
5243:
5111:
5053:
5051:
4952:
4946:
4942:
4937:
4933:
4884:is given by
4881:
4876:
4871:
4867:
4865:
4814:
4745:
4636:
4631:
4625:
4549:
4473:
4471:is given by
4468:
4462:
4457:
4453:
4446:
4443:Hall voltage
4435:
4424:
4416:
4412:
4408:
4404:
4396:
4394:
4387:
4278:
4170:
4120:
3998:
3860:
3853:
3740:
3658:
3641:
3609:
3600:normalizable
3595:
3581:
3534:
3528:
3526:
3389:
3329:
3323:
3189:
3184:
3180:
3169:
3112:
3103:
2666:
2546:
2538:
2528:
2526:
2520:
2511:
2503:
2450:
2441:
2432:
2423:
2414:
2405:
2389:
2380:
2368:
2365:
2355:
2351:
2347:
2344:
2342:scattering.
2324:
2315:
2306:
2300:
2292:
2285:
2278:
2275:phonon(opt.)
2271:
2193:
2191:
2179:
2172:
2169:
2167:
2162:
2158:
2154:
2150:
2145:
2141:
2139:
1976:
1957:
1943:
1878:
1872:
1863:
1851:
1778:
1740:
1734:
1683:
1411:
1311:
1053:
935:
820:
698:
641:
639:
595:
589:
534:
525:
498:
494:
445:
436:
419:
405:
354:
328:
325:
306:
292:
266:
257:
242:Please help
230:
212:Introduction
198:
188:Conductivity
186:
155:
112:
77:
75:
64:
59:
55:
31:
25:
8315:10871/15671
7757:(1): 1ā36.
5941:with slope
5638:Wien effect
5517:Similarly,
4874:direction.
4550:For holes:
4390:Hall effect
4368:Hall effect
2303:Gunn effect
2024:35,000,000
206:Hall effect
193:transistors
58:. The term
8595:Categories
7280:2203.10713
7079:2020-07-25
7052:References
5630:See also:
3857:tunnelling
3141:Electrons
3108:impurities
2544:in 1864):
2331:scattering
2197:scattering
2027:5,800,000
1686:Fick's Law
531:Derivation
349:See also:
260:March 2021
8480:1932-7447
8423:2041-1723
8367:1866-6892
8324:0034-6861
8200:119532427
8012:0001-8732
7918:. Wiley.
7455:250952849
7395:0003-6951
7305:2475-9953
7252:138355533
7217:118392999
7192:0802.2389
7139:(1): 35.
6996:×
6929:μ
6883:×
6816:μ
6767:×
6700:μ
6654:×
6587:μ
6529:α
6486:μ
6471:μ
6464:μ
6435:−
6375:μ
6372:Σ
6369:ϕ
6343:μ
6316:μ
6295:ϕ
6266:μ
6253:μ
6246:ϕ
6240:μ
6237:Σ
6234:ϕ
6128:−
6096:−
6052:μ
5956:μ
5916:∝
5837:−
5792:μ
5689:μ
5542:σ
5526:μ
5466:σ
5459:−
5427:σ
5423:−
5390:−
5376:μ
5361:−
5340:μ
5182:−
5121:ξ
5083:−
4973:−
4961:ξ
4898:−
4823:ξ
4763:ξ
4756:−
4753:⇒
4711:×
4687:−
4672:ξ
4662:−
4628:net force
4597:×
4521:×
4500:−
4288:μ
4235:−
4205:−
4197:
4185:μ
4178:μ
4156:α
4071:Δ
4065:−
4049:α
4043:−
4035:
3971:Δ
3750:μ
3693:−
3685:
3673:μ
3666:μ
3596:localized
3588:amorphous
3529:decreases
3494:∼
3484:μ
3449:−
3441:∼
3428:μ
3370:−
3352:∝
3342:Σ
3302:∼
3242:Σ
3222:Σ
3208:∝
3203:τ
3173:non-polar
3087:⋯
3053:τ
3013:τ
2964:τ
2950:τ
2922:⋯
2888:μ
2848:μ
2799:μ
2785:μ
2734:μ
2678:μ
2622:μ
2573:μ
2559:μ
2488:¯
2485:τ
2476:∗
2460:μ
2307:increases
2252:ω
2248:ℏ
2245:≈
2219:∗
2107:Organics
2010:Material
1905:μ
1808:μ
1760:∇
1715:∇
1702:−
1656:μ
1640:μ
1624:σ
1598:μ
1579:μ
1566:σ
1546:σ
1523:σ
1507:Ohm's law
1481:μ
1462:μ
1381:μ
1362:μ
1291:μ
1261:μ
1212:μ
1129:−
1063:−
1030:∗
1010:τ
991:μ
958:μ
918:∗
898:τ
879:μ
846:μ
842:−
797:τ
766:∗
746:τ
736:−
724:τ
681:∗
658:−
618:∗
571:∗
468:μ
427:magnitude
410:magnitude
377:μ
295:electrons
231:does not
136:μ
54:, called
8585:Mobility
8570:Archived
8441:26400049
8401:: 8195.
8375:13849900
8235:20 April
7896:Archived
7705:(hbk.),
7596:25457390
7588:26707947
7553:24398476
7529:: 3005.
7504:24105872
7447:35862526
7348:45010238
7161:45010238
7040:See also
3592:Anderson
3405:⟩
3399:⟨
3364:⟩
3358:⟨
3298:⟩
3292:⟨
3269:⟩
3263:⟨
3234:, where
3218:⟩
3212:⟨
2035:200,000
1999:oligomer
1987:graphene
1954:Examples
1737:is flux.
36:electron
8626:MOSFETs
8539:Bibcode
8432:4598357
8403:Bibcode
8347:Bibcode
8294:Bibcode
8180:Bibcode
8144:1 March
8095:Bibcode
7992:Bibcode
7953:Bibcode
7872:2 March
7838:1 March
7759:Bibcode
7668:1 March
7631:2 March
7531:Bibcode
7482:Bibcode
7427:Bibcode
7419:Science
7375:Bibcode
7328:Bibcode
7285:Bibcode
7197:Bibcode
7141:Bibcode
7106:Bibcode
6564:), and
2506:is the
2396:phonons
2045:79,000
1995:polymer
1972:silicon
1939:where:
1866:is the
1857:is the
1847:where:
1746:is the
1730:where:
815:is the
632:is the
585:where:
425:is the
412:of the
408:is the
401:where:
317:phonons
252:removed
237:sources
8478:
8439:
8429:
8421:
8373:
8365:
8322:
8226:
8198:
8135:
8064:
8035:
8010:
7922:
7863:
7829:
7797:(nid.)
7793:
7733:
7713:(pbk.)
7709:
7701:
7659:
7622:
7594:
7586:
7551:
7502:
7453:
7445:
7393:
7346:
7303:
7250:
7215:
7159:
6546:where
5875:where
5751:where
5652:MOSFET
5632:MOSFET
5112:Since
5052:where
4932:. Sub
4279:where
3741:where
3155:Holes
3102:where
2665:where
2518:, and
2502:where
2340:defect
2270:where
2187:doping
2100:10ā50
2086:10ā50
2065:1,400
2055:1,600
1968:silver
1964:copper
1538:where
1184:gives
982:where
870:where
788:where
329:Quasi-
30:, the
8371:S2CID
8282:(PDF)
8196:S2CID
8170:arXiv
7592:S2CID
7451:S2CID
7344:S2CID
7275:arXiv
7248:S2CID
7213:S2CID
7187:arXiv
7157:S2CID
4121:Here
3136:GaAs
2329:) is
431:speed
299:holes
52:holes
40:metal
8476:ISSN
8437:PMID
8419:ISSN
8363:ISSN
8320:ISSN
8237:2011
8224:ISBN
8146:2011
8133:ISBN
8062:ISBN
8033:ISBN
8008:ISSN
7920:ISBN
7874:2011
7861:ISBN
7840:2011
7827:ISBN
7791:ISBN
7731:ISBN
7707:ISBN
7699:ISBN
7670:2011
7657:ISBN
7633:2011
7620:ISBN
7584:PMID
7549:PMID
7500:PMID
7443:PMID
7391:ISSN
7301:ISSN
7017:1.25
6852:1180
6788:0.76
6675:0.72
6623:1265
6395:The
5755:and
4877:The
3611:Mott
3164:āT
3161:āT
3158:āT
3150:āT
3147:āT
3144:āT
2296:emit
2289:emit
2229:emit
2110:8.6
2076:100
2068:450
1979:2DEG
1966:and
1960:gold
1505:Now
297:and
235:any
233:cite
8547:doi
8512:doi
8468:doi
8464:117
8427:PMC
8411:doi
8355:doi
8310:hdl
8302:doi
8188:doi
8103:doi
8000:doi
7961:doi
7949:109
7767:doi
7576:doi
7539:doi
7490:doi
7435:doi
7423:377
7383:doi
7336:doi
7293:doi
7240:doi
7205:doi
7183:146
7149:doi
7114:doi
7102:311
6965:370
6957:130
6904:0.9
6844:232
6764:6.3
6736:447
6651:8.5
6569:ref
6557:or
6517:ref
6456::
5967:lin
5946:lin
5700:sat
5679:sat
5615:or
4194:exp
4032:exp
3682:exp
3586:or
3489:def
3347:def
3190:As
3133:Ge
3130:Si
2183:sat
2176:sat
2121:~1
2113:43
501:m/s
246:by
69:of
42:or
26:In
8597::
8545:.
8535:28
8533:.
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8506:.
8474:.
8462:.
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8353:.
8343:33
8341:.
8318:.
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8300:.
8290:83
8288:.
8284:.
8208:^
8194:.
8186:.
8178:.
8166:85
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8115:^
8101:.
8091:32
8089:.
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6728:48
6662:16
6658:10
6615:65
6420:18
6416:10
6172:DS
5896:DS
5880:th
5668:DS
5664:GS
5593:Hp
5056:Hn
4950:,
4445:.
3996:.
3524:.
3326:ph
3321:.
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2350:to
2313:.
2165:.
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1997:,
1962:,
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170:SI
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6993:8
6987:D
6983:N
6977:(
6972:+
6969:1
6960:+
6954:=
6951:)
6946:D
6942:N
6938:(
6933:p
6899:)
6880:8
6874:A
6870:N
6864:(
6859:+
6856:1
6847:+
6841:=
6838:)
6833:A
6829:N
6825:(
6820:n
6783:)
6758:A
6754:N
6748:(
6743:+
6740:1
6731:+
6725:=
6722:)
6717:A
6713:N
6709:(
6704:p
6670:)
6645:D
6641:N
6635:(
6630:+
6627:1
6618:+
6612:=
6609:)
6604:D
6600:N
6596:(
6591:n
6566:N
6561:A
6559:N
6554:D
6552:N
6548:N
6524:)
6513:N
6509:N
6504:(
6499:+
6496:1
6490:1
6480:+
6475:o
6467:=
6438:3
6430:m
6427:c
6347:h
6320:e
6275:)
6270:h
6262:+
6257:e
6249:(
6243:=
6176:G
6157:)
6151:2
6146:2
6141:S
6138:D
6134:V
6123:S
6120:D
6116:V
6112:)
6107:h
6104:t
6100:V
6091:S
6088:G
6084:V
6080:(
6076:(
6070:L
6067:W
6060:i
6056:C
6049:=
6044:D
6040:I
6019:.
6012:i
6008:C
6004:1
5995:S
5992:D
5988:V
5984:1
5977:W
5974:L
5963:m
5959:=
5943:m
5927:S
5924:G
5920:V
5911:D
5907:I
5877:V
5863:.
5858:2
5854:)
5848:h
5845:t
5841:V
5832:S
5829:G
5825:V
5821:(
5816:L
5813:W
5806:2
5800:i
5796:C
5786:=
5781:D
5777:I
5765:i
5761:C
5757:W
5753:L
5735:i
5731:C
5727:1
5720:W
5716:L
5713:2
5705:2
5696:m
5692:=
5676:m
5672:D
5640:.
5620:p
5617:Ļ
5613:n
5610:Ļ
5606:B
5602:I
5598:t
5591:V
5572:B
5569:I
5564:t
5559:p
5556:H
5552:V
5546:p
5535:=
5530:p
5496:B
5493:I
5488:t
5483:n
5480:H
5476:V
5470:n
5456:=
5444:n
5441:H
5437:R
5431:n
5420:=
5409:)
5402:q
5399:n
5395:1
5386:(
5380:n
5371:)
5367:q
5364:n
5357:(
5353:=
5344:n
5310:B
5307:I
5302:t
5297:p
5294:H
5290:V
5283:=
5277:q
5274:p
5270:1
5265:=
5260:p
5257:H
5253:R
5227:B
5224:I
5219:t
5214:n
5211:H
5207:V
5200:=
5194:q
5191:n
5187:1
5179:=
5174:n
5171:H
5167:R
5145:W
5140:H
5136:V
5130:=
5125:y
5095:q
5092:n
5088:1
5080:=
5075:n
5072:H
5068:R
5054:R
5035:W
5032:t
5027:B
5024:I
5019:n
5016:H
5012:R
5005:+
5002:=
4996:W
4993:t
4990:q
4987:n
4982:B
4979:I
4970:=
4965:y
4947:y
4943:Ī¾
4938:x
4934:v
4920:W
4917:t
4912:x
4908:v
4904:n
4901:q
4895:=
4892:I
4882:I
4872:y
4868:y
4850:z
4846:B
4840:x
4836:v
4832:=
4827:y
4801:0
4798:=
4793:z
4789:B
4783:x
4779:v
4775:q
4772:+
4767:y
4759:q
4732:0
4729:=
4726:]
4721:z
4716:B
4706:n
4701:v
4696:[
4693:)
4690:q
4684:(
4681:+
4676:y
4668:)
4665:q
4659:(
4656:=
4651:y
4646:F
4632:y
4612:)
4607:z
4602:B
4592:p
4587:v
4582:(
4579:q
4576:+
4573:=
4568:p
4565:H
4560:F
4536:)
4531:z
4526:B
4516:n
4511:v
4506:(
4503:q
4497:=
4492:n
4489:H
4484:F
4469:q
4458:p
4454:n
4449:H
4447:V
4438:H
4436:V
4427:y
4425:Ī¾
4417:y
4413:p
4409:n
4405:z
4397:x
4341:d
4319:0
4315:T
4292:0
4264:)
4258:)
4255:1
4252:+
4249:d
4246:(
4242:/
4238:1
4230:]
4225:T
4220:0
4216:T
4210:[
4201:(
4189:0
4181:=
4134:0
4130:P
4106:)
4099:T
4094:B
4090:k
4082:j
4079:i
4075:E
4060:j
4057:i
4053:r
4046:2
4039:(
4027:0
4023:P
4019:=
4014:j
4011:i
4007:P
3982:j
3979:i
3975:E
3949:j
3946:i
3942:r
3921:j
3901:i
3879:j
3876:i
3872:P
3830:T
3808:B
3804:k
3781:A
3777:E
3754:0
3726:)
3719:T
3714:B
3710:k
3703:A
3699:E
3689:(
3677:0
3669:=
3626:C
3622:E
3578:.
3564:C
3560:E
3510:2
3506:/
3502:3
3498:T
3460:2
3456:/
3452:3
3445:T
3436:h
3433:p
3402:v
3373:4
3361:v
3330:T
3307:T
3295:v
3266:v
3215:v
3200:1
3185:T
3181:T
3104:Ļ
3090:.
3084:+
3076:s
3073:t
3070:c
3067:e
3064:f
3061:e
3058:d
3049:1
3044:+
3036:e
3033:c
3030:i
3027:t
3024:t
3021:a
3018:l
3009:1
3004:+
2996:s
2993:e
2990:i
2987:t
2984:i
2981:r
2978:u
2975:p
2972:m
2969:i
2960:1
2955:=
2947:1
2925:.
2919:+
2911:s
2908:t
2905:c
2902:e
2899:f
2896:e
2893:d
2884:1
2879:+
2871:e
2868:c
2865:i
2862:t
2859:t
2856:a
2853:l
2844:1
2839:+
2831:s
2828:e
2825:i
2822:t
2819:i
2816:r
2813:u
2810:p
2807:m
2804:i
2795:1
2790:=
2782:1
2757:e
2754:c
2751:i
2748:t
2745:t
2742:a
2739:l
2710:s
2707:e
2704:i
2701:t
2698:i
2695:r
2692:u
2689:p
2686:m
2683:i
2667:Ī¼
2653:.
2645:e
2642:c
2639:i
2636:t
2633:t
2630:a
2627:l
2618:1
2613:+
2605:s
2602:e
2599:i
2596:t
2593:i
2590:r
2587:u
2584:p
2581:m
2578:i
2569:1
2564:=
2556:1
2529:m
2521:Ļ
2512:m
2504:q
2472:m
2468:q
2463:=
2356:q
2348:k
2293:v
2286:v
2279:E
2272:Ļ
2240:2
2234:2
2225:v
2215:m
2180:v
2173:v
2159:Ī¼
2155:Ī¼
2151:E
2146:d
2142:v
2095:2
1993:(
1947:F
1944:E
1925:e
1919:F
1915:E
1909:e
1898:=
1893:e
1889:D
1873:e
1864:T
1855:B
1852:k
1833:e
1829:T
1823:B
1818:k
1812:e
1801:=
1796:e
1792:D
1763:n
1744:e
1741:D
1735:F
1718:n
1710:e
1706:D
1699:=
1696:F
1665:)
1660:h
1652:p
1649:+
1644:e
1636:n
1633:(
1630:e
1627:=
1602:h
1594:p
1591:e
1588:+
1583:e
1575:n
1572:e
1569:=
1526:E
1520:=
1517:J
1493:E
1490:)
1485:h
1477:p
1474:e
1471:+
1466:e
1458:n
1455:e
1452:(
1449:=
1444:h
1440:J
1436:+
1431:e
1427:J
1423:=
1420:J
1393:E
1390:)
1385:h
1377:p
1374:e
1371:+
1366:e
1358:n
1355:e
1352:(
1349:=
1344:h
1340:J
1336:+
1331:e
1327:J
1323:=
1320:J
1295:h
1270:E
1265:h
1257:p
1254:e
1251:=
1246:h
1242:J
1221:E
1216:e
1208:n
1205:e
1202:=
1197:e
1193:J
1170:d
1166:v
1143:d
1139:v
1135:n
1132:e
1126:=
1121:A
1116:n
1112:I
1106:=
1101:e
1097:J
1074:d
1070:v
1066:e
1025:h
1021:m
1014:c
1006:e
1000:=
995:h
970:,
967:E
962:h
954:=
949:d
945:v
913:e
909:m
902:c
894:e
888:=
883:e
858:,
855:E
850:e
839:=
834:d
830:v
801:c
776:,
773:E
761:e
757:m
750:c
742:e
733:=
728:c
720:a
717:=
712:d
708:v
676:e
672:m
667:E
664:e
655:=
652:a
613:e
609:m
596:F
590:a
566:e
562:m
557:/
553:F
550:=
547:a
521:s
519:ā
517:V
513:m
509:m
507:/
505:V
480:.
477:E
472:h
464:=
459:d
455:v
440:e
437:Ī¼
422:d
420:v
406:E
389:.
386:E
381:e
373:=
368:d
364:v
273:)
267:(
262:)
258:(
254:.
240:.
182:s
180:ā
178:V
174:m
166:s
164:ā
162:V
142:.
139:E
133:=
128:d
124:v
113:Ī¼
97:d
93:v
78:E
23:.
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