449:
362:
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370:
251:
263:
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36:
357:
The various properties of iron-platinum nanoparticles allow them to function in multiple ways. In standard conditions, FePt NPs exist in the face-centered cubic phase with a 3 to 10 nanometer diameter. However, once heat is added the structure becomes face-centered
468:) and iron (II) chloride in water-in-oil microemulsions. In this process, the normal face-centered cubic structure is transformed to a face-centered tetragonal configuration, offering a higher density product useful for many storage media applications.
1238:
Gu, Hongwei; Ho, Pak-Leung; Tsang, Kenneth W. T.; Wang, Ling; Xu, Bing (2003). "Using
Biofunctional Magnetic Nanoparticles to Capture Vancomycin-Resistant Enterococci and Other Gram-Positive Bacteria at Ultralow Concentration".
921:
Shah, Sachin N.; Steinmetz, Nicole F.; Aljabali, Alaa A. A.; Lomonossoff, George P.; Evans, David. J. (2009). "Environmentally benign synthesis of virus-templated, monodisperse, iron-platinum nanoparticles".
746:
Chou, Shang-Wei; Shau, Yu-Hong; Wu, Ping-Ching; Yang, Yu-Sang; Shieh, Dar-Bin; Chen, Chia-Chun (2010-09-29). "In Vitro and in Vivo
Studies of FePt Nanoparticles for Dual Modal CT/MRI Molecular Imaging".
425:
solutions containing iron and platinum to combine the two alloys. A laser beam is emitted onto a 4:1 mixture of iron (III) acetylacetonate and platinum (II) acetylacetonate dissolved in
421:
while maintaining the desirable magnetic properties. Combined, FePt nanoparticles can be synthesized for medical applications. One method of synthesis uses incident laser technology to
540:
molecules that are harmful to the kidney and survive in the body for only a short time. The superparamagnetic properties of the nanoparticles and the systematic method for conjugating
516:
Due to their superparamagnetism and controllable shape, size, and surface, iron-platinum nanoparticles have great potential for advancing medicine in many fields, including imagining,
1146:
711:
Sun, Shouheng; Anders, Simone; Thomson, Thomas; Baglin, J. E. E.; Toney, Mike F.; et al. (2003). "Controlled
Synthesis and Assembly of FePt Nanoparticles".
1191:
Zhang, Li; Takahashi, Y. K.; Perumal, A.; Hono, K. (2010-09-01). "L10-ordered high coercivity (FePt)Ag–C granular thin films for perpendicular recording".
829:
Sun, S.; Murray, C.B.; Weller, D.; Folks, L.; Moser, A. (2000-03-17). "Monodisperse FePt
Nanoparticles and Ferromagnetic FePt Nanocrystal Superlattices".
333:, one-step thermal synthesis with metal precursors, and exchanged-coupled assembly for making FePt NPs. An important property of FePt NPs is their
696:
Hyie, K. M.(2010). “Synthesis of Iron-Platinum
Nanoparticles in Water-in-Oil Microemulsions for High-Density Storage Media Application”. 1-9.
72:
62:
1118:
Ma, Lei; Liu, Z. W.; Yu, H. Y.; Zhong, X. C.; Zeng, Y. P.; Zeng, D. C.; Zhong, X. P. (2011). "High
Coercivity FePtSiN Films With
293:
67:
1353:
500:
compared to common hard drives that have 5KOe coercivity. Nanoparticles have also been grown with coercivities up to 37 kOe.
528:
for tissue-specific delivery, providing a systematic way to customize for either technology. FePt NPs are compatible for
110:
608:
Sun, S. (2006-02-17). "Recent
Advances in Chemical Synthesis, Self-Assembly, and Applications of FePt Nanoparticles".
385:, enlarge the average radius of the FePt NPs through direct mineralization. The virus acts as a natural template to
438:
204:
52:
1022:"Synthesis and characterization of potential iron–platinum drugs and supplements by laser liquid photolysis"
651:
Chen, Min; Liu, J. P.; Sun, Shouheng (2004). "One-Step
Synthesis of FePt Nanoparticles with Tunable Size".
417:
activity than platinum alone. These magnetic metal additions to platinum reduce the overall sensitivity to
144:
77:
1282:
Xu, Chenjie; Yuan, Zhenglong; Kohler, Nathan; Kim, Jaemin; Chung, Maureen A.; Sun, Shouheng (2009-10-28).
874:"The use of tobacco mosaic virus and cowpea mosaic virus for the production of novel metal nanomaterials"
872:
Love, Andrew J.; Makarov, Valentine; Yaminsky, Igor; Kalinina, Natalia O.; Taliansky, Michael E. (2014).
794:; Panagiotopoulos, I.; Niarchos, D. (2000). "CoPt and FePt thin films for high density recording media".
286:
342:
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529:
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159:
57:
1226:
488:
FePt NPs are promising materials for ultra-high density magnetic recording media due to their high
390:
237:
189:
568:’s intracellular environments breaks down the phospholipid bilayer. Fe catalyzed decomposition of
573:
471:
For solid state applications FePt nanoparticles can be synthesised on a substrate by directly co-
179:
791:
545:
493:
279:
442:
194:
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phase but can change to a chemically ordered face-centered tetragonal phase as a result of
232:
154:
115:
95:
548:. Antibodies for the bacteria conjugated to the FePt NP bind to the bacteria and magnetic
8:
457:
378:
322:
199:
164:
105:
1081:"L10-ordered high coercivity (FePt)Ag–C granular thin films for perpendicular recording"
1316:
1283:
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134:
1284:"FePt Nanoparticles as an Fe Reservoir for Controlled Fe Release and Tumor Inhibition"
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iron can be delivered to specific locations and taken up with high selectivity. A
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to the FePt surface makes them viable vehicles for detection of pathogens such as
43:
890:
873:
492:. Higher coercivity indicates the material cannot be demagnetized easily. After
1204:
1096:
837:(5460). American Association for the Advancement of Science (AAAS): 1989–1992.
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coating of the FCC-FePt prevents Fe release. Once in the cell, the low pH of
401:
Platinum nanoparticles become more chemically stable when alloyed with iron,
330:
310:
222:
213:
149:
100:
27:
1325:
1268:
1156:(10). Institute of Electrical and Electronics Engineers (IEEE): 3505–3508.
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Noksi, S. S.; Mwakikunga, Bonex W.; Sideras-Haddad, E.; Forbes, A. (2012).
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nanoparticles up to 30 nanometers in diameter. The size increase of the
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497:
489:
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86:
536:. FePt NPs also provide a non-toxic, more persistent alternative to
1019:
565:
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517:
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227:
508:
452:
Synthesis of Iron-Platinum
Nanoparticles using chloroplatinic acid
329:. Currently there are many synthetic methods such as water-in-oil
262:
1079:
Zhang, Li; Takahashi, Y. K.; Perumal, A.; Hono, K. (2010-09-01).
553:
434:
920:
552:
are used to detect the FePt NP-bacteria conjugate. By attaching
963:"Synthesis of Bimetallic Platinum Nanoparticles for Biosensors"
549:
541:
537:
456:
An alternative method of synthesis involves the coreduction of
406:
402:
341:
of FePt NPs has made them attractive candidates to be used as
577:
533:
418:
410:
871:
314:
35:
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oxidation, damage to DNA and proteins, and tumor death.
349:
scanning agents and a high-density recording material.
710:
1225:
1124:
1294:(42). American Chemical Society (ACS): 15346–15351.
1247:(51). American Chemical Society (ACS): 15702–15703.
828:
755:(38). American Chemical Society (ACS): 13270–13278.
556:
to the surface of the face-centered cubic FePt NPs,
1148:–FePt Nanoparticles Embedded in a Si-Rich Matrix".
926:(40). Royal Society of Chemistry (RSC): 8479–8480.
365:
Iron-Platinum Nanoparticle Lattice in the L10 phase
321:. Under standard conditions, FePt NPs exist in the
313:composed of an approximately equal atomic ratio of
1140:
719:(23). American Chemical Society (ACS): 5419–5425.
659:(27). American Chemical Society (ACS): 8394–8395.
393:enables a wider range of biological applications.
1345:
532:scans because of their strong ability to absorb
1281:
790:Christodoulides, J. A.; Huang, Y.; Zhang, Y.;
745:
496:at 700 °C, the film can have up to 14KOe
1237:
287:
1117:
961:Leteba, Gerard; Lang, Candace (2013-08-12).
1193:Journal of Magnetism and Magnetic Materials
1085:Journal of Magnetism and Magnetic Materials
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1288:Journal of the American Chemical Society
1241:Journal of the American Chemical Society
1026:Nanotechnology, Science and Applications
749:Journal of the American Chemical Society
653:Journal of the American Chemical Society
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413:also have a better detection range and
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307:Iron–platinum nanoparticles (FePt NPs)
373:Physical properties of some FePt NPs
713:The Journal of Physical Chemistry B
607:
483:
337:character below 10 nanometers. The
13:
437:substrates to be characterized by
14:
1375:
524:. The NPs can be conjugated with
802:(9). AIP Publishing: 6938–6940.
439:transmission electron microscopy
261:
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22:Part of a series of articles on
1150:IEEE Transactions on Magnetics
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1:
1032:. Informa UK Limited: 27–36.
843:10.1126/science.287.5460.1989
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433:are then washed and dried on
352:
1354:Nanoparticles by composition
587:FePt-NP Antibody Application
396:
7:
973:(8). MDPI AG: 10358–10369.
891:10.1016/j.virol.2013.11.002
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10:
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1205:10.1016/j.jmmm.2010.04.003
1097:10.1016/j.jmmm.2010.04.003
796:Journal of Applied Physics
1162:10.1109/tmag.2011.2147772
884:. Elsevier BV: 133–139.
391:bimetallic nanoparticles
238:Nanocrystalline material
214:Nanostructured materials
522:targeted cancer therapy
377:Plant viruses, such as
1142:
1141:{\displaystyle L1_{0}}
622:10.1002/adma.200501464
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546:gram-positive bacteria
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616:(4). Wiley: 393–403.
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372:
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268:Technology portal
63:Mechanical properties
1122:
576:results in membrane
383:Tobacco mosaic virus
233:Nanoporous materials
96:Buckminsterfullerene
924:Dalton Transactions
792:Hadjipanayis, G. C.
458:chloroplatinic acid
379:Cowpea mosaic virus
323:face-centered cubic
135:Carbon quantum dots
1138:
1039:10.2147/nsa.s24419
980:10.3390/s130810358
610:Advanced Materials
589:
514:
454:
375:
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339:superparamagnetism
256:Science portal
68:Optical properties
1300:10.1021/ja905938a
1253:10.1021/ja0359310
1199:(18): 2658–2664.
1091:(18): 2658–2664.
761:10.1021/ja1035013
725:10.1021/jp027314o
665:10.1021/ja047648m
570:hydrogen peroxide
443:X-ray diffraction
335:superparamagnetic
327:thermal annealing
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116:Carbon allotropes
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512:FePt Coercivity
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409:. The platinum
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479:Applications
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431:precipitates
429:. The black
400:
387:monodisperse
376:
356:
306:
305:
184:
160:Cobalt oxide
140:Quantum dots
73:Applications
16:Nanomaterial
475:Fe and Pt.
358:tetragonal.
1348:Categories
592:References
526:antibodies
498:coercivity
490:coercivity
473:sputtering
441:(TEM) and
353:Properties
180:Iron oxide
87:Fullerenes
1308:0002-7863
1261:0002-7863
1213:0304-8853
1170:0018-9464
1105:0304-8853
1048:1177-8903
989:1424-8220
940:1477-9226
900:0042-6822
851:0036-8075
816:0021-8979
769:0002-7863
733:1520-6106
673:0002-7863
630:0935-9648
558:cytotoxic
538:iodinated
494:annealing
423:irradiate
419:oxidation
415:catalytic
397:Synthesis
150:Cellulose
106:Chemistry
58:Chemistry
53:Synthesis
1364:Platinum
1326:19795861
1269:14677934
1178:25645077
1066:24198494
1007:23941910
948:19809720
908:24418546
878:Virology
859:10720318
777:20572667
681:15237993
638:55861637
566:lysosome
554:peptides
518:pathogen
504:Medicine
427:methanol
228:Nanofoam
195:Platinum
78:Timeline
1317:2791709
1057:3781719
998:3812608
967:Sensors
831:Science
550:dipoles
542:ligands
435:silicon
309:are 3D
155:Ceramic
1324:
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534:x-rays
411:alloys
407:nickel
403:cobalt
200:Silver
165:Copper
124:Other
1174:S2CID
634:S2CID
578:lipid
572:into
405:, or
190:Lipid
1359:Iron
1322:PMID
1304:ISSN
1265:PMID
1257:ISSN
1209:ISSN
1166:ISSN
1101:ISSN
1062:PMID
1044:ISSN
1003:PMID
985:ISSN
944:PMID
936:ISSN
904:PMID
896:ISSN
855:PMID
847:ISSN
812:ISSN
773:PMID
765:ISSN
729:ISSN
677:PMID
669:ISSN
626:ISSN
574:ROSs
464:PtCl
381:and
317:and
175:Iron
170:Gold
1312:PMC
1296:doi
1292:131
1249:doi
1245:125
1201:doi
1197:322
1158:doi
1093:doi
1089:322
1052:PMC
1034:doi
993:PMC
975:doi
928:doi
886:doi
882:449
839:doi
835:287
804:doi
757:doi
753:132
721:doi
717:107
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