Liste der Isotope ist die Übersichtsseite, um komfortabel auf alle Elemente zugreifen zu können. Dort wird auch der Aufbau erklärt und die Legende zur Tabelle ist auch dort zu finden. Zerfallsenergien wurden mit den angegebenen Massen und dem Masse-Energie-Äquivalent von neu berechnet.Datenquelle

11 Natrium Iso­top Halbwerts­zeitF. G. Kondev, M. Wang, W. J. Huang, S. Naimi, G. Audi: The NUBASE2020 evaluation of nuclear physics properties *. In: Chinese Physics C. 2021, Band 45, Nummer 3, S. 030001 . Zerfallsenergie(MeV)M. Wang, W. J. Huang, F. G. Kondev, G. Audi, S. Naimi: The AME 2020 atomic mass evaluation (II). Tables, graphs and references*. In: Chinese Physics C. 2021, Band 45, Nummer 3, S. 030003 . Spin /Parität Zerfallsart(en)(%) NH(%) Masse(u)17Na 3,44 (1/2+) p 17,037 27(6)18Na 1,3·10−21 s 1,25 1− p 18,026 88(10)19Na >1·10−18 s 0,323 (5/2+) p 19,013 880(11)20Na 447,9 ms 13,8924 (β+) 2+ β+ = 75, β+α = 25 20,007 3544(12)21Na 22,455 s 3,547 3/2+ β+ 20,997 654 46(5)22Na 2,6019 a 2,843 3+ β+ (davon 90,57 % e+, 9,43 % ε) 21,994 437 55(14)22mNa 243 nms 1+ IT 23Na stabil 3/2+ 100 22,989 769 2820(19)24Na 14,956 h 5,5167 4+ β− 23,990 963 012(18)24mNa 20,18 ms 1+ IT = 99,95, β− = 0,05 25Na 59,1 s 3,835 5/2+ β− 24,989 9540(13)26Na 1,07128 s 9,353 3+ β− 25,992 635(4)26mNa 4,35 μs 1+ IT 27Na 301 ms 9,069 (β−) 5/2+ β− = 99,902, β−n = 0,098 26,994 076(4)28Na 33,1 ms 14,032 (β−) 1+ β− = 99,42, β−n = 0,58 27,998 939(11)29Na 43,2 ms 13,293 (β−) 3/2+ β− = 78, β−n = 22 29,002 877(8)30Na 45,9 ms 17,356 (β−) 2+ β− = 70,16, β−n = 28,6, β−2n = 1,24, β−α = 5,5·10−5 30,009 098(5)31Na 16,8 ms 15,384 (β−) 3/2+ β− = 63,27, β−n = 36, β−2n = 0,73, β−3n < 0,05 31,013 147(15)32Na 12,9 ms 19,47 (β−) (3−) β− = 66,4, β−n = 26, β−2n = 7,6 32,020 01(4)33Na 8,2 ms 18,82 (β−) (3/2+) β− = 40, β−n = 47, β−2n = 13 33,025 53(48)34Na 5,5 ms 23,36 (β−) β− = 35, β−n ≈ 15, β−2n ≈ 50 34,033 01(64)35Na 1,5 ms 22,19# (β−) 3/2+# β− = 100, β−n ? 35,040 61(72#)36Na < 180 ns n 36,049 28(74#)37Na 1# ms >1.5μs 3/2+# β− ?, β−n ? 37,057 04(74#)38Na <400 ns n ? 38,066 46(77#)39Na 1# ms >400 ns 3/2+# β− ?, β−n ? 39,075 12(80)

12 Magnesium Iso­top Halbwerts­zeit Zerfallsenergie(MeV) Spin /Parität Zerfallsart(en)(%) NH(%) Masse(u)18Mg 0+ 2p 19Mg 4 ps 0,7498 1/2− 2p 19,034 169(54)20Mg 90,8 ms 10,708 (β+), 8,518 (β+p) 0+ β+ = 73, β+p = 27 20,018 850(29)21Mg 122 ms 13,098 (β+), 10,666 (β+p), 6,537 (β+α) 5/2+ β+ = 66,9, β+p = 32,6, β+α = 0,5 21,011 716(18)22Mg 3,8755 s 4,782 0+ β+ 21,999 570 65(34)23Mg 11,317 s 4,057 5/2+ ε 22,994 124 21(74)23m1Mg 15·10−15 s 9,596 (IT), 2,016 (p) 3/2+ IT = ?, p = ? 23,004 426 2224Mg stabil 0+ 78,99 23,985 041 697(14)25Mg stabil 5/2+ 10,00 24,985 836 976(50)26Mg stabil 0+ 11,01 25,982 592 968(31)27Mg 9,458 min 2,61 1/2+ β− 26,984 340 624(53)28Mg 20,915 h 1,832 0+ β− 27,983 8767(22)29Mg 1,3 s 7,601 3/2+ β− 28,988 617(12)30Mg 335 ms 6,989 0+ β− 29,990 4629(37)31Mg 232 ms 11,833 (β−), 4,679 (β−n) 1/2+ β− = 98,3, β−n = 1,7 30,996 6480(33)32Mg 86 ms 10,27 (β−), 6,055 (β−n) 0+ β− = 94,5, β−n = 5,5 31,999 1102(34)33Mg 90,5 ms 13,43 (β−), 7,99 (β−n) 3/2+ β− = 83, β−n = 17 33,005 3271(31)34Mg 20 ms 11,392 (β−), 8,72 (β−n) 0+ β− = 90, β−n = 10 34,008 935(31)35Mg 70 ms 15,86 (β−), 10,638 (β−n) 7/2− β− = 48, β−n = 52 35,016 79(19)36Mg 3,9 ms 14,429 (β−), 12,53 (β−n) 0+ β− = 60, β−n = 40 36,021 88(49)37Mg 40 ms 18,48 (β−), 14,266 (β−n) 7/2− β− < 100, β−n = ? 37,030 37(54#)38Mg 1 ms 17,866 (β−), 16,194 (β−n) 0+ β− = ?, β−n = ? 38,036 58(54#)39Mg < 180 ns 0,1258 7/2− n 39,045 38(55#)40Mg 1 ms 20,633 (β−), 19,538 (β−n) 0+ β− = ?, β−n = ? 40,052 18(64#)

13 Aluminium Iso­top Halbwerts­zeit Zerfallsenergie(MeV) Spin /Parität Zerfallsart(en)(%) NH(%) Masse(u)21Al 100 ps 2,318 5/2+ p 21,028 97(43#)22Al 91,1 ms 18,601 (β+), 13,097 (εp), 10,665 (ε2p), 10,459 (εα) 3+ β+ = 44,36, εp =54,5, ε2p =1,1, εα = 0,04 22,019 54(43#)23Al 446 ms 12,221 (β+), 4,641 (β+p) 5/2+ β+ = 99,53, β+p = 0,47 23,007 244 35(37)23m1Al 6,2·10−18 s 0,43 (p), 0,571 (IT) 1/2+ p ≈ 100, IT = 8,5·10−7 23, 007 857 2724Al 2,053 s 13,886 (β+), 2,193 (εp), 4,569 (εα) 4+ β+ = 99,96, εp = 0,0016, εα = 0,0384 23,999 9489(12)24m1Al 130 ms 0,417 (IT), 14,303 (β+), 4,987 (εα) 1+ IT = 82,5, β+ = 17,47, εα = 0,03 24,000 39725Al 7,183 s 4,277 5/2+ β+ 24,990 428 10(51)26Al 7,17·105 a 4,004 5+ ε 25,986 891 904(69)26m1Al 6,3464 s 4,233 0+ ε 25,987 136 7927Al stabil 5/2+ 100 26,981 538 53(11)28Al 2,2414 min 4,642 3+ β− 27,981 910 21(13)29Al 6,56 min 3,69 5/2+ β− 28,980 4565(10)30Al 3,62 s 8,56 3+ β− 29,982 960(15)31Al 644 ms 7,994 5/2+ β− 30,983 945(22)32Al 33 ms 12,979 1+ β− 31,988 085(13)32m1Al 200 ns 0,99435 4+ IT 31,989 152 4833Al 41,7 ms 12,046 (β−), 7,538 (β−n) 5/2+ β− = 91,5, β−n = 8,5 32,990 909(81)34Al 42 ms 16,887 (β−), 9,374 (β−n) 4− β− = 73, β−n = 27 33,996 705(74)35Al 37,2 ms 14,141 (β−), 11,665 (β−n) 5/2+ β− = 59, β−n = 41 34,999 764(75)36Al 90 ms 18,346 (β−), 12,242 (β−n) β− = 70, β−n = 30 36,006 39(11)37Al 10,7 ms 16,403 (β−), 14,131 (β−n) β− = 85, β−n = 15 37,010 53(13)38Al 7,6 ms 20,378 (β−), 14,731 (β−n) β− = ?, β−n = ? 38,017 40(27)39Al 7,6 ms 18,676 (β−), 17,095 (β−n) β− = ?, β−n = ? 39,022 54(54#)40Al > 260 ns 22,542 (β−), 17,581 (β−n) β− = ?, β−n = ? 40,030 03(54#)41Al > 260 ns 21,769 (β−), 20,386 (β−n) β− = ?, β−n = ? 41,036 38(64#)42Al > 170 ns 24,275 (β−), 20,647 (β−n) β− = ?, β−n = ? 42,043 84(64#)43Al > 170 ns 24,843 (β−), 23,311 (β−n) β− = ?, β−n = ? 43,051 47(75#)

14 Silicium Iso­top Halbwerts­zeit Zerfallsenergie(MeV) Spin /Parität Zerfallsart(en)(%) NH(%) Masse(u)22Si 29 ms 15,137 (β+), 15,136 (εp) 0+ β+ = 68, εp = 32 22,035 79(54#)23Si 42,3 ms 16,949 (β+), 16,808 (εp), 11,304 (ε2p) 5/2+ β+ = 25,4, εp = 71, ε2p = 3,6 23,025 44(54#)24Si 140,5 ms 10,792 (β+), 8,929 (εp) 0+ β+ = 62, εp = 38 24,011 535(21)25Si 220 ms 12,744 (β+), 10,472 (β+p) 5/2+ β+ = 65, β+p = 35 25,004 109(11)26Si 2,229 s 5,069 0+ β+ 25,992 333 84(11)27Si 4,15 s 4,812 5/2+ ε 26,986 704 81(15)28Si stabil 0+ 92,223 27,976 926 534 65(44)29Si stabil 1/2+ 4,685 28,976 494 664 90(52)30Si stabil 0+ 3,092 29,973 770 136(23)31Si 157,3 min 1,492 3/2+ β− 30,975 363 194(46)32Si 153 a 0,227 0+ β− 31,974 151 54(32)33Si 6,11 s 5,823 3/2+ β− 32,977 976 96(75)34Si 2,77 s 4,592 0+ β− 33,978 576(15)35Si 0,78 s 10,197 7/2− β− 34,984 583(41)36Si 0,45 s 7,857 (β−), 4,393 (β−n) 0+ β− > 90, β−n < 10 35,986 695(77)37Si 90 ms 12,402 (β−), 5,585 (β−n) 7/2− β− = 83, β−n = 17 36,992 921(89)38Si > 1 μs 10,499 (β−), 6,754 (β−n) 0+ β− = ?, β−n = ? 37,995 523(75)39Si 47,5 ms 15,15 (β−), 8,918 (β−n) 5/2− β− = ?, β−n = ? 39,002 491(97)40Si 33 ms 13,507 (β−), 10,189 (β−n) 0+ β− = ?, β−n = ? 40,005 83(25)41Si 20 ms 17,099 (β−), 12,123 (β−n) β− = ?, β−n = ? 41,013 01(40)42Si 12,5 ms 15,556 (β−), 13,47 (β−n) 0+ β− = ?, β−n = ? 42,017 78(54#)43Si > 60 ns 18,425 (β−), 14,024 (β−n) β− = ?, β−n = ? 43,024 80(64#)44Si > 360 ns 18,071 (β−), 15,766 (β−n) 0+ β− = ?, β−n = ? 44,030 61(64#)45Si 45,039 95(75#)46Si

15 Phosphor Iso­top Halbwerts­zeit Zerfallsenergie(MeV) Spin /Parität Zerfallsart(en)(%) NH(%) Masse(u)24P 2,333 1+ p 24,035 77(54#)25P < 30 ns 1,705 1/2+ p 25,021 19(43#)26P 43,7 ms 18,112 (ε), 12,6 (εp), 1,329 (β+2p) 3+ ε = 61,04, εp = 36,8, β+2p = 2,16 26,011 78(21#)27P 260 ms 11,662 (β+), 4,199 (β+p) 1/2+ β+ = 99,93, β+p = 0,07 26,999 224(28)28P 270,3 ms 14,345 (ε), 2,76 (β+p), 4,361 (β+α) 3+ ε = 99,999, β+p = 1,3·10−3, β+α = 8,6·10−4 27,992 3266(12)29P 4,142 s 4,943 1/2+ β+ 28,981 800 79(60)30P 2,498 min 4,232 1+ β+ 29,978 313 75(34)31P stabil 1/2+ 100 30,973 761 998 42(70)32P 14,262 d 1,711 1+ β− 31,973 907 643(42)33P 25,35 d 0,249 1/2+ β− 32,971 7257(12)34P 12,43 s 5,383 1+ β− 33,973 645 89(87)35P 47,3 s 3,989 1/2+ β− 34,973 3141(20)36P 5,6 s 10,413 4− β− 35,978 260(14)37P 2,31 s 7,9 1/2+ β− 36,979 607(41)38P 0,64 s 12,192 (β−), 4,156 (β−n) 4− β− = 88, β−n = 12 37,984 252(93)39P 0,28 s 10,333 (β−), 5,96 (β−n) 1/2+ β− = 74, β−n = 26 38,986 227(98)40P 125 ms 14,762 (β−), 7,015 (β−n) 2− β− = 84,2, β−n = 15,8 39,991 33(12)41P 100 ms 14,029 (β−), 9,787 (β−n) 1/2+ β− = 70, β−n = 30 40,994 654(86)42P 48,5 ms 18,644 (β−), 11,943 (β−n) β− = 50, β−n = 50 42,001 08(23)43P 36,5 ms 14,246 1/2+ β−n 43,005 02(40)44P 18,5 ms 19,646 (β−), 14,566 (β−n) 3/2− β− = ?, β−n = ? 44,011 21(54#)45P > 200 ns 19,31 β− 45,016 45(64#)46P > 200 ns 22,747 β− 46,024 46(75#)47P 47,031 39(86#)

16 Schwefel Iso­top Halbwerts­zeit Zerfallsenergie(MeV) Spin /Parität Zerfallsart(en)(%) NH(%) Masse(u)26S 79 ns 1,756 0+ 2p 26,029 07(64#)27S 15,5 ms 17,751 (β+), 16,88 (β+p), 11,366 (β+2p) 5/2+ β+ = 96,6, β+p = 2,3, β+2p = 1,1 27,018 28(43#)28S 125 ms 11,218 (β+), 9,167 (β+p) 0+ β+ = 79,3, β+p = 20,7 28,004 37(17)29S 187 ms 13,796 (β+), 11,047 (β+p) 5/2+ β+ = 53, β+p = 47 28,996 611(54)30S 1,178 s 6,142 0+ β+ 29,984 907 03(40)31S 2,572 s 5,398 1/2+ ε 30,979 557 01(25)32S stabil 0+ 94,99 31,972 071 1744(14)33S stabil 3/2+ 0,75 32,971 458 9098(15)34S stabil 0+ 4,25 33,967 867 004(47)35S 87,37 d 0,167 3/2+ β− 34,969 032 310(43)36S stabil 0+ 0,01 35,967 080 71(20)37S 5,05 min 4,865 7/2− β− 36,971 125 51(21)38S 170,3 min 2,937 0+ β− 37,971 1633(77)39S 11,5 s 6,638 7/2− β− 38,975 134(54)40S 8,8 s 4,72 0+ β− 39,975 4826(43)41S 1,99 s 8,298 7/2− β− 40,979 5935(44)42S 1,03 s 7,278 (β−) 0+ β− 41,981 0651(30)43S 0,28 s 12,126 (β−), 4,651 (β−n) 3/2− β− = 60, β−n = 40 42,986 9076(53)43m1S 480 ns 0,54929 7/2− IT 42,987 497 2944S 100 ms 11,41 (β−), 7,046 (β−n) 0+ β− = 82, β−n = 18 43,990 1188(56)45S 68 ms 14,373 (β−), 8,556 (β−n) β− = 46, β−n = 54 44,995 72(74)46S 50 ms 13,851 0+ β− 46,000 04(54#)47S 20 ms 17,503 (β−), 13,148 (β−n) 3/2− β− = ?, β−n = ? 47,007 95(54#)48S > 200 ns 16,823 0+ β− 48,013 70(64#)49S < 200 ns 0,36802 3/2− n 49,022 76(72#)

17 Chlor Iso­top Halbwerts­zeit Zerfallsenergie(MeV) Spin /Parität Zerfallsart(en)(%) NH(%) Masse(u)28Cl 3,12 1+ p 28,029 54(64#)29Cl < 20 ns 2,408 3/2+ p 29,014 78(43#)30Cl < 30 ns 0,31109 3+ p 30,004 77(21#)31Cl 150 ms 11,976 (ε), 5,845 (β+p) 3/2+ ε = 99,3, β+p = 0,7 30,992 414(54)32Cl 298 ms 12,681 (ε), 3,817 (εp), 5,733 (β+α) 1+ ε = 99,92, εp = 0,3, β+α = 0,05 31,985 684 64(60)33Cl 2,511 s 5,583 3/2+ ε 32,977 451 99(42)34Cl 1,5264 s 5,492 0+ ε 33,973 762 485(52)34m1Cl 32 min 5,639 (ε), 0,14749 (IT) 3+ ε = 55,4, IT = 44,6 33,973 920 8235Cl stabil 3/2+ 75,76 34,968 852 682(37)36Cl 3,01·105 a 0,70952 (β−), 1,142 (ε) 2+ β− = 98,1, ε = 1,9 35,968 306 809(38)37Cl stabil 3/2+ 24,24 36,965 902 602(55)38Cl 37,24 min 4,917 2− β− 37,968 010 44(11)38m1Cl 715 ms 0,671 5− IT 37,968 731 3139Cl 55,6 min 3,422 3/2+ β− 38,968 0082(19)40Cl 1,35 min 7,482 2− β− 39,970 415(34)41Cl 38,4 s 5,761 1/2+ β− 40,970 685(74)42Cl 6,8 s 9,505 2− β− 41,973 25(15)43Cl 3,13 s 7,688 1/2+ β− 42,973 89(10)44Cl 0,56 s 12,059 (β−), 3,325 (β−n) 2− β− = 92, β−n = 8 43,977 87(20)45Cl 413 ms 11,411 (β−), 6,242 (β−n) 1/2+ β− = 76, β−n = 24 44,980 29(11)46Cl 232 ms 15,916 (β−), 7,885 (β−n) 2− β− = 40, β−n = 60 45,985 17(17)47Cl 101 ms 15,113 (β−), 11,562 (β−n) β− > 97, β−n < 3 46,989 16(43#)48Cl > 200 ns 18,378 β− 47,995 64(54#)49Cl > 170 ns 18,006 β− 49,001 23(64#)50Cl 20 ms 21,35 (β−), 17,219 (β−n) β− = ?, β−n = ? 50,009 05(64#)51Cl > 200 ns 20,344 3/2+ β− 51,015 54(75#)52Cl

18 Argon