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Rho meson

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2595: 693:) and a much higher value of the mass. This mass difference between the pions and rho mesons is attributed to a large hyperfine interaction between the quark and anti-quark. The main objection with the De Rujula–Georgi–Glashow description is that it attributes the lightness of the pions as an accident rather than a result of 1080: 2518: 1021: 654: 2268: 2624: 2506: 1373:
Maglich, B. (1976). "Discovery of omega meson-first neutral vector meson: one researcher's personal account - Discovery story".
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in a paper titled "The Vector Limit of Chiral Symmetry" where he ascribed much of the literature of hidden local symmetry to a
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arising from the light quark masses; however, the current experimental limit is that this mass difference is less than
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The exact value depends on the method used. See the given reference for detail. In the table, data used is from
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that can be attributed to the electromagnetic self-energy of the particle as well as a small effect due to
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and an anti-quark and is an excited version of the pion. Unlike the pion, the rho meson has spin
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De RĂșjula, A.; Georgi, Howard; Glashow, S. L. (1975-07-01). "Hadron masses in a gauge theory".
799: 789: 735: 716: 2567: 1444: 1401: 705: 8: 2582: 1565: 25: 1448: 1405: 2525: 1534: 1302: 52: 1297:. This decay of the neutral rho to leptons can be interpreted as a mixing between the 2594: 2562: 2475: 1954: 1699: 1626: 1460: 1456: 1417: 396: 2572: 2343: 2118: 1979: 1964: 1646: 1557: 1452: 1409: 1353: 1343: 727: 535: 513: 56: 1482: 2619: 2540: 2465: 2449: 2389: 1799: 1724: 1714: 1704: 1616: 723: 720: 712: 366: 64: 216: 2599: 2513: 2470: 2206: 1994: 1767: 1689: 1684: 1606: 1188: 889: 776: 708: 658: 657:
form. The principal decay route of the rho mesons is to a pair of pions with a
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After several false starts, the ρ meson and the ω meson were discovered at
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PDG reports the resonance width (Γ). Here the conversion τ = 
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with the peculiar feature that the decay widths are not described by a
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Georgi, Howard (1990). "Vector realization of chiral symmetry".
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are the lightest strongly interacting particle, with a mass of
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and rho. In principle the charged rho mesons mix with the
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The rho mesons can be interpreted as a bound state of a
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Short-lived hadronic particle that is an isospin triplet
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Zyla, P. A.; et al. (Particle Data Group) (2020).
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and can lead to decay to an electron or muon plus a
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There should be a small mass difference between the
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The rho mesons have a very short lifetime and their
1385: 1074: 2611: 1336:Progress of Theoretical and Experimental Physics 1400:(1). American Physical Society (APS): 147–162. 1366: 1542: 1471: 1329: 1205: 1203: 1201: 1183: 1181: 1179: 1177: 1549: 1535: 1281:Neutral rho mesons can decay to a pair of 1492: 1490: 1357: 1347: 1071: 1556: 1309:; however, this has never been observed. 1198: 1174: 700:The rho mesons can be thought of as the 1372: 1289:which occurs with a branching ratio of 2612: 2020: 1487: 1434: 1530: 13: 1323: 1053: 1047: 1035: 1029: 553:whose three states are denoted as 14: 2636: 2593: 2486:Timeline of particle discoveries 2625:Subatomic particles with spin 1 1275: 1222: 1193:electron–positron annihilation 1056: 1038: 676: 1: 1316: 2502:History of subatomic physics 1457:10.1016/0550-3213(90)90210-5 1332:"Review of Particle Physics" 671:Lawrence Berkeley Laboratory 615:, the rho meson carries the 7: 1443:(2). Elsevier BV: 311–330. 10: 2641: 664: 2591: 2494: 2458: 2375: 2336: 2306: 2280: 2276: 2267: 2199: 2167: 2094: 2029: 2011: 1907: 1862: 1834: 1825: 1816: 1798: 1776: 1748: 1739: 1655: 1582: 1573: 1564: 711:whose local character is 522: 512: 502: 445: 435: 425: 365: 242: 226: 208: 200: 130: 70: 46: 36: 24: 2519:mathematical formulation 2114:Eta and eta prime mesons 1167: 803: 798: 793: 788: 783: 730:. This was described by 695:chiral symmetry breaking 2181:Double-charm tetraquark 1414:10.1103/physrevd.12.147 1076: 736:non-linear sigma model 642:for all three states. 623:. After the pions and 2578:Wave–particle duality 2568:Relativistic particle 1705:Electron antineutrino 1077: 1808:Faddeev–Popov ghosts 1558:Particles in physics 1502:Particle listings – 1349:10.1093/ptep/ptaa104 1022: 706:spontaneously broken 546:particle that is an 367:Electric charge 2583:Particle chauvinism 2526:Subatomic particles 1449:1990NuPhB.331..311G 1406:1975PhRvD..12..147D 821:(>5% of decays) 819:Commonly decays to 746: 21: 1303:weak vector bosons 1072: 1069: 993:Neutral rho meson 826:Charged rho meson 744: 689: = 1 (a 228:Mean lifetime 19: 2607: 2606: 2563:Massless particle 2371: 2370: 2367: 2366: 2332: 2331: 2195: 2194: 2007: 2006: 2003: 2002: 1955:Magnetic monopole 1903: 1902: 1794: 1793: 1735: 1734: 1715:Muon antineutrino 1700:Electron neutrino 1437:Nuclear Physics B 1394:Physical Review D 1219:is given instead. 1165: 1164: 1068: 1067: 1059: 1041: 542:is a short-lived 532: 531: 2632: 2597: 2573:Virtual particle 2344:Mesonic molecule 2278: 2277: 2274: 2273: 2119:Bottom eta meson 2027: 2026: 2018: 2017: 1990:Wâ€Č and Zâ€Č bosons 1980:Sterile neutrino 1965:Majorana fermion 1832: 1831: 1823: 1822: 1746: 1745: 1725:Tau antineutrino 1580: 1579: 1571: 1570: 1551: 1544: 1537: 1528: 1527: 1521: 1519: 1518: 1517: 1510: 1509: 1494: 1485: 1475: 1469: 1468: 1432: 1426: 1425: 1389: 1383: 1382: 1370: 1364: 1363: 1361: 1351: 1327: 1310: 1296: 1294: 1279: 1273: 1271: 1266:isospin breaking 1263: 1262: 1261: 1254: 1253: 1245: 1244: 1243: 1236: 1235: 1226: 1220: 1218: 1217: 1213: 1207: 1196: 1185: 1161: 1160: 1158: 1157: 1150: 1149: 1140: 1138: 1137: 1130: 1129: 1118: 1116: 1112: 1090: 1088: 1081: 1079: 1078: 1073: 1070: 1063: 1062: 1061: 1060: 1052: 1043: 1042: 1034: 1027: 1012: 1011: 1010: 1003: 1002: 988: 987: 985: 984: 977: 976: 967: 965: 964: 957: 956: 945: 943: 939: 917: 915: 908: 906: 905: 899: 896: 895: 887: 885: 884: 877: 876: 865: 864: 863: 856: 855: 845: 844: 843: 836: 835: 747: 743: 652: 641: 636: 606: 605: 604: 597: 596: 588: 587: 586: 579: 578: 570: 569: 568: 561: 560: 536:particle physics 494: 493: 492: 485: 484: 474: 470: 469: 468: 461: 460: 417: 416: 415: 408: 407: 394: 390: 389: 388: 381: 380: 358: 357: 356: 349: 348: 340: 339: 338: 331: 330: 322: 321: 320: 313: 312: 303: 302: 301: 294: 293: 285: 284: 283: 276: 275: 267: 266: 265: 258: 257: 244:Decays into 238: 236: 222: 192: 191: 190: 183: 182: 173: 172: 171: 164: 163: 155: 154: 153: 146: 145: 126: 125: 124: 117: 116: 108: 107: 106: 99: 98: 90: 89: 88: 81: 80: 22: 18: 2640: 2639: 2635: 2634: 2633: 2631: 2630: 2629: 2610: 2609: 2608: 2603: 2587: 2541:Nuclear physics 2490: 2454: 2390:Davydov soliton 2363: 2328: 2302: 2263: 2191: 2163: 2090: 1999: 1899: 1858: 1812: 1790: 1772: 1731: 1651: 1560: 1555: 1525: 1524: 1516: 1514: 1513: 1512: 1508: 1506: 1505: 1504: 1503: 1495: 1488: 1476: 1472: 1433: 1429: 1390: 1386: 1371: 1367: 1328: 1324: 1319: 1314: 1313: 1292: 1290: 1280: 1276: 1269: 1260: 1258: 1257: 1256: 1252: 1250: 1249: 1248: 1247: 1242: 1240: 1239: 1238: 1234: 1232: 1231: 1230: 1229: 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2392: 2387: 2381: 2379: 2377:Quasiparticles 2373: 2372: 2369: 2368: 2365: 2364: 2362: 2361: 2356: 2351: 2346: 2340: 2338: 2334: 2333: 2330: 2329: 2327: 2326: 2321: 2316: 2310: 2308: 2304: 2303: 2301: 2300: 2295: 2290: 2284: 2282: 2271: 2265: 2264: 2262: 2261: 2256: 2251: 2250: 2249: 2244: 2239: 2234: 2229: 2224: 2214: 2209: 2203: 2201: 2197: 2196: 2193: 2192: 2190: 2189: 2184: 2173: 2171: 2169:Exotic hadrons 2165: 2164: 2162: 2161: 2156: 2151: 2146: 2141: 2136: 2131: 2126: 2121: 2116: 2111: 2106: 2100: 2098: 2092: 2091: 2089: 2088: 2083: 2078: 2073: 2068: 2063: 2062: 2061: 2056: 2051: 2046: 2035: 2033: 2024: 2015: 2009: 2008: 2005: 2004: 2001: 2000: 1998: 1997: 1995:X and Y bosons 1992: 1987: 1982: 1977: 1972: 1967: 1962: 1957: 1952: 1947: 1942: 1937: 1932: 1927: 1922: 1917: 1911: 1909: 1905: 1904: 1901: 1900: 1898: 1897: 1887: 1882: 1877: 1872: 1866: 1864: 1860: 1859: 1857: 1856: 1851: 1846: 1840: 1838: 1829: 1820: 1814: 1813: 1811: 1810: 1804: 1802: 1796: 1795: 1792: 1791: 1789: 1788: 1782: 1780: 1774: 1773: 1771: 1770: 1768:W and Z bosons 1765: 1760: 1754: 1752: 1743: 1737: 1736: 1733: 1732: 1730: 1729: 1728: 1727: 1722: 1717: 1712: 1707: 1702: 1692: 1687: 1682: 1677: 1672: 1667: 1661: 1659: 1653: 1652: 1650: 1649: 1644: 1639: 1634: 1629: 1624: 1622:Strange (quark 1619: 1614: 1609: 1604: 1599: 1594: 1588: 1586: 1577: 1568: 1562: 1561: 1554: 1553: 1546: 1539: 1531: 1523: 1522: 1515: 1507: 1486: 1470: 1427: 1384: 1375:Adv. Exp. Phys 1365: 1321: 1320: 1318: 1315: 1312: 1311: 1274: 1259: 1251: 1241: 1233: 1221: 1197: 1172: 1171: 1169: 1166: 1163: 1162: 1155: 1147: 1135: 1127: 1119: 1106: 1103: 1100: 1097: 1094: 1091: 1082: 1066: 1058: 1055: 1049: 1046: 1040: 1037: 1031: 1017: 1014: 1008: 1000: 994: 990: 989: 982: 974: 962: 954: 946: 933: 930: 927: 924: 921: 918: 909: 903: 893: 882: 874: 867: 861: 853: 847: 841: 833: 827: 823: 822: 817: 807: 802: 797: 792: 787: 782: 766: 761: 756: 751: 750:Particle name 726:acting on the 715:(arising from 709:gauge symmetry 678: 675: 666: 663: 659:branching rate 621:atomic nucleus 602: 594: 584: 576: 566: 558: 530: 529: 526: 520: 519: 516: 510: 509: 506: 500: 499: 497: 496: 490: 482: 476: 466: 458: 451: 449: 443: 442: 439: 433: 432: 429: 423: 422: 420: 419: 413: 405: 399: 386: 378: 371: 369: 363: 362: 360: 359: 354: 346: 336: 328: 318: 310: 304: 299: 291: 281: 273: 263: 255: 248: 246: 240: 239: 230: 224: 223: 212: 206: 205: 202: 198: 197: 195: 194: 188: 180: 174: 169: 161: 151: 143: 136: 134: 128: 127: 122: 114: 104: 96: 86: 78: 72: 68: 67: 50: 44: 43: 38: 34: 33: 28: 15: 9: 6: 4: 3: 2: 2637: 2626: 2623: 2621: 2618: 2617: 2615: 2602: 2601: 2596: 2590: 2584: 2581: 2579: 2576: 2574: 2571: 2569: 2566: 2564: 2561: 2559: 2558:Exotic matter 2556: 2552: 2549: 2548: 2547: 2546:Eightfold way 2544: 2542: 2539: 2537: 2536:Antiparticles 2534: 2532: 2529: 2527: 2524: 2520: 2517: 2516: 2515: 2512: 2508: 2505: 2504: 2503: 2500: 2499: 2497: 2493: 2487: 2484: 2482: 2479: 2477: 2474: 2472: 2469: 2467: 2464: 2463: 2461: 2457: 2451: 2448: 2446: 2443: 2441: 2438: 2436: 2433: 2431: 2428: 2426: 2423: 2421: 2418: 2416: 2413: 2411: 2408: 2406: 2403: 2401: 2398: 2396: 2393: 2391: 2388: 2386: 2383: 2382: 2380: 2378: 2374: 2360: 2357: 2355: 2352: 2350: 2347: 2345: 2342: 2341: 2339: 2335: 2325: 2322: 2320: 2317: 2315: 2312: 2311: 2309: 2305: 2299: 2296: 2294: 2291: 2289: 2286: 2285: 2283: 2279: 2275: 2272: 2270: 2266: 2260: 2257: 2255: 2252: 2248: 2245: 2243: 2240: 2238: 2235: 2233: 2230: 2228: 2225: 2223: 2220: 2219: 2218: 2215: 2213: 2210: 2208: 2207:Atomic nuclei 2205: 2204: 2202: 2198: 2188: 2185: 2182: 2178: 2175: 2174: 2172: 2170: 2166: 2160: 2157: 2155: 2152: 2150: 2147: 2145: 2142: 2140: 2139:Upsilon meson 2137: 2135: 2132: 2130: 2127: 2125: 2122: 2120: 2117: 2115: 2112: 2110: 2107: 2105: 2102: 2101: 2099: 2097: 2093: 2087: 2084: 2082: 2079: 2077: 2074: 2072: 2071:Lambda baryon 2069: 2067: 2064: 2060: 2057: 2055: 2052: 2050: 2047: 2045: 2042: 2041: 2040: 2037: 2036: 2034: 2032: 2028: 2025: 2023: 2019: 2016: 2014: 2010: 1996: 1993: 1991: 1988: 1986: 1983: 1981: 1978: 1976: 1973: 1971: 1968: 1966: 1963: 1961: 1958: 1956: 1953: 1951: 1948: 1946: 1943: 1941: 1938: 1936: 1933: 1931: 1930:Dual graviton 1928: 1926: 1923: 1921: 1918: 1916: 1913: 1912: 1910: 1906: 1895: 1891: 1888: 1886: 1883: 1881: 1878: 1876: 1873: 1871: 1868: 1867: 1865: 1861: 1855: 1852: 1850: 1847: 1845: 1842: 1841: 1839: 1837: 1833: 1830: 1828: 1827:Superpartners 1824: 1821: 1819: 1815: 1809: 1806: 1805: 1803: 1801: 1797: 1787: 1784: 1783: 1781: 1779: 1775: 1769: 1766: 1764: 1761: 1759: 1756: 1755: 1753: 1751: 1747: 1744: 1742: 1738: 1726: 1723: 1721: 1718: 1716: 1713: 1711: 1710:Muon neutrino 1708: 1706: 1703: 1701: 1698: 1697: 1696: 1693: 1691: 1688: 1686: 1683: 1681: 1678: 1676: 1673: 1671: 1668: 1666: 1663: 1662: 1660: 1658: 1654: 1648: 1645: 1643: 1642:Bottom (quark 1640: 1638: 1635: 1633: 1630: 1628: 1625: 1623: 1620: 1618: 1615: 1613: 1610: 1608: 1605: 1603: 1600: 1598: 1595: 1593: 1590: 1589: 1587: 1585: 1581: 1578: 1576: 1572: 1569: 1567: 1563: 1559: 1552: 1547: 1545: 1540: 1538: 1533: 1532: 1529: 1520: 1499: 1493: 1491: 1484: 1480: 1474: 1466: 1462: 1458: 1454: 1450: 1446: 1442: 1438: 1431: 1423: 1419: 1415: 1411: 1407: 1403: 1399: 1395: 1388: 1380: 1376: 1369: 1360: 1355: 1350: 1345: 1342:(8): 083C01. 1341: 1337: 1333: 1326: 1322: 1308: 1304: 1300: 1288: 1284: 1278: 1267: 1225: 1206: 1204: 1202: 1194: 1190: 1184: 1182: 1180: 1178: 1173: 1159: 1139: 1120: 1107: 1104: 1101: 1098: 1095: 1092: 1083: 1064: 1044: 1018: 1015: 995: 992: 991: 986: 966: 947: 934: 931: 928: 925: 922: 919: 910: 907: 886: 868: 848: 828: 825: 824: 818: 815: 811: 810:Mean lifetime 808: 806: 801: 796: 791: 786: 780: 779: 774: 770: 767: 762: 758:Antiparticle 757: 752: 749: 748: 742: 739: 737: 733: 732:Howard Georgi 729: 725: 722: 718: 714: 710: 707: 703: 698: 696: 692: 688: 684: 674: 672: 662: 660: 656: 648: 643: 640: 630: 626: 622: 618: 617:nuclear force 614: 610: 607:. Along with 552: 549: 545: 541: 537: 527: 525: 524:C parity 521: 517: 515: 511: 507: 505: 501: 477: 453: 452: 450: 448: 444: 440: 438: 434: 430: 428: 424: 400: 398: 373: 372: 370: 368: 364: 305: 250: 249: 247: 245: 241: 231: 229: 225: 221: 220: 213: 211: 207: 203: 199: 175: 138: 137: 135: 133: 129: 73: 69: 66: 62: 61:Gravitational 58: 54: 51: 49: 45: 42: 39: 35: 32: 29: 27: 23: 2598: 2269:Hypothetical 2217:Exotic atoms 2108: 2086:Omega baryon 2076:Sigma baryon 2066:Delta baryon 1818:Hypothetical 1800:Ghost fields 1786:Higgs boson 1720:Tau neutrino 1612:Charm (quark 1497: 1478: 1473: 1440: 1436: 1430: 1397: 1393: 1387: 1378: 1374: 1368: 1359:11585/772320 1339: 1335: 1325: 1277: 1270:0.7 MeV 1224: 777: 740: 702:gauge bosons 699: 691:vector meson 686: 680: 668: 655:Breit–Wigner 651:145 MeV 644: 613:omega mesons 539: 533: 427:Color charge 218: 132:Antiparticle 48:Interactions 2551:Quark model 2319:Theta meson 2222:Positronium 2134:Omega meson 2129:J/psi meson 2059:Antineutron 1970:Dark photon 1935:Graviphoton 1894:Stop squark 1602:Down (quark 1483:Quark Model 1191:decays and 745:Rho mesons 677:Composition 647:decay width 619:within the 504:Hypercharge 2614:Categories 2293:Heptaquark 2254:Superatoms 2187:Pentaquark 2177:Tetraquark 2159:Quarkonium 2049:Antiproton 1950:Leptoquark 1885:Neutralino 1647:antiquark) 1637:antiquark) 1632:Top (quark 1627:antiquark) 1617:antiquark) 1607:antiquark) 1597:antiquark) 1566:Elementary 1496:C. Amsler 1477:C. Amsler 1317:References 661:of 99.9%. 637:0.04  627:, the rho 215:~770  26:Statistics 2531:Particles 2476:Particles 2435:Polariton 2425:Plasmaron 2395:Dropleton 2288:Hexaquark 2259:Molecules 2247:Protonium 2124:Phi meson 2109:Rho meson 2081:Xi baryon 2013:Composite 1849:Gravitino 1592:Up (quark 1465:0550-3213 1422:0556-2821 1283:electrons 1057:¯ 1045:− 1039:¯ 753:Particle 673:in 1961. 649:is about 540:rho meson 237:10 s 20:Rho meson 2507:timeline 2359:R-hadron 2314:Glueball 2298:Skyrmion 2232:Tauonium 1945:Inflaton 1940:Graviton 1920:Curvaton 1890:Sfermion 1880:Higgsino 1875:Chargino 1836:Gauginos 1695:Neutrino 1680:Antimuon 1670:Positron 1665:Electron 1575:Fermions 1500:(2008): 1481:(2008): 1307:neutrino 1246:and the 765:content 713:emergent 544:hadronic 2495:Related 2466:Baryons 2440:Polaron 2430:Plasmon 2405:Fracton 2400:Exciton 2354:Diquark 2349:Pomeron 2324:T meson 2281:Baryons 2242:Pionium 2227:Muonium 2154:D meson 2149:B meson 2054:Neutron 2039:Nucleon 2031:Baryons 2022:Hadrons 1985:Tachyon 1960:Majoron 1925:Dilaton 1854:Photino 1690:Antitau 1657:Leptons 1445:Bibcode 1402:Bibcode 1214:⁄ 760:symbol 755:symbol 728:flavors 665:History 551:triplet 548:isospin 447:Isospin 193:: self 31:Bosonic 2620:Mesons 2471:Mesons 2420:Phonon 2415:Magnon 2337:Others 2307:Mesons 2200:Others 2096:Mesons 2044:Proton 1908:Others 1863:Others 1844:Gluino 1778:Scalar 1758:Photon 1741:Bosons 1584:Quarks 1511:ρ 1498:et al. 1479:et al. 1463:  1420:  1299:photon 1255:ρ 1237:ρ 1216:Γ 1151:π 1131:π 1113:0.027) 1109:(4.453 1085:775.26 1013:(770) 1004:ρ 978:π 958:π 940:0.024) 936:(4.415 912:775.11 866:(770) 857:ρ 846:(770) 837:ρ 763:Quark 721:global 633:775.45 629:mesons 598:ρ 580:ρ 562:ρ 514:Parity 486:ρ 462:ρ 409:ρ 382:ρ 350:π 332:π 314:ρ 295:π 277:π 259:ρ 184:ρ 165:ρ 147:ρ 118:ρ 109:, and 100:ρ 82:ρ 71:Symbol 53:Strong 41:Mesons 37:Family 2459:Lists 2450:Trion 2445:Roton 2385:Anyon 2212:Atoms 1975:Preon 1915:Axion 1870:Axino 1763:Gluon 1750:Gauge 1381:: 79. 1287:muons 1168:Notes 1016:Self 704:of a 683:quark 625:kaons 609:pions 418:: 0 e 201:Types 2410:Hole 2237:Onia 2144:Kaon 2104:Pion 1675:Muon 1461:ISSN 1418:ISSN 1340:2020 1089:0.25 916:0.34 769:Mass 611:and 589:and 538:, a 437:Spin 233:~4.5 217:MeV/ 210:Mass 63:and 57:Weak 1685:Tau 1453:doi 1441:331 1410:doi 1354:hdl 1344:doi 1285:or 1189:tau 773:MeV 717:QCD 639:MeV 534:In 495:: 0 156:: 2616:: 1489:^ 1459:. 1451:. 1439:. 1416:. 1408:. 1398:12 1396:. 1377:. 1352:. 1338:. 1334:. 1295:10 1200:^ 1176:^ 1141:+ 1117:10 1105:0 1102:0 1099:0 1096:1 1093:1 968:+ 944:10 932:0 929:0 926:0 923:1 920:1 816:) 805:B' 781:) 738:. 697:. 571:, 528:-1 518:-1 471:: 395:1 391:: 341:+ 323:: 286:+ 268:: 91:, 59:, 55:, 2183:) 2179:( 1896:) 1892:( 1550:e 1543:t 1536:v 1467:. 1455:: 1447:: 1424:. 1412:: 1404:: 1379:5 1362:. 1356:: 1346:: 1293:× 1291:5 1272:. 1212:ħ 1195:. 1115:× 1111:± 1087:± 1065:2 1054:d 1048:d 1036:u 1030:u 942:× 938:± 914:± 898:d 878:u 814:s 812:( 800:C 795:S 790:J 785:I 778:c 775:/ 771:( 687:j 635:± 508:0 475:1 473:± 441:1 431:0 397:e 393:± 235:× 219:c 204:3

Index

Statistics
Bosonic
Mesons
Interactions
Strong
Weak
Gravitational
Electromagnetic
Antiparticle
Mass
MeV/c
Mean lifetime
Decays into
Electric charge
e
Color charge
Spin
Isospin
Hypercharge
Parity
C parity
particle physics
hadronic
isospin
triplet
pions
omega mesons
nuclear force
atomic nucleus
kaons

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