銩的同位素
圖表

| 符號 | Z> 激發能量 | N> 激發能量 | 同位素質量（u） > 激發能量 | 半衰期 | 衰變方式 | 衰變產物 | 原子核 自旋 | 相對豐度 （莫耳分率） |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 145Tm | 69 | 76 | 144.97007(43)# | 3.1(3) µs |  |  | (11/2-) |  |
| 146Tm | 69 | 77 | 145.96643(43)# | 240(30) ms | p | 145Er | (6-) |  |
| 146Tm | 69 | 77 | 145.96643(43)# | 240(30) ms | β+ （不常見） | 146Er | (6-) |  |
| 146mTm | 71(6) keV | 71(6) keV | 71(6) keV | 72(23) ms | p | 145Er | (10+) |  |
| 146mTm | 71(6) keV | 71(6) keV | 71(6) keV | 72(23) ms | β+ （不常見） | 146Er | (10+) |  |
| 147Tm | 69 | 78 | 146.96096(32)# | 0.58(3) s | β+ (85%) | 147Er | 11/2- |  |
| 147Tm | 69 | 78 | 146.96096(32)# | 0.58(3) s | p (15%) | 146Er | 11/2- |  |
| 147mTm | 60(5) keV | 60(5) keV | 60(5) keV | 360(40) µs |  |  | 3/2+ |  |
| 148Tm | 69 | 79 | 147.95784(43)# | 0.7(2) s | β+ | 148Er | (10+) |  |
| 148mTm |  |  |  | 0.7 s |  |  |  |  |
| 149Tm | 69 | 80 | 148.95272(32)# | 0.9(2) s | β+ (99.74%) | 149Er | (11/2-) |  |
| 149Tm | 69 | 80 | 148.95272(32)# | 0.9(2) s | β+, p (.26%) | 148Ho | (11/2-) |  |
| 150Tm | 69 | 81 | 149.94996(21)# | 3# s | β+ | 150Er | (1+) |  |
| 150m1Tm | 140(140)# keV | 140(140)# keV | 140(140)# keV | 2.20(6) s | β+ (98.8%) | 150Er | (6-) |  |
| 150m1Tm | 140(140)# keV | 140(140)# keV | 140(140)# keV | 2.20(6) s | β+, p (1.2%) | 149Ho | (6-) |  |
| 150m2Tm | 810(140)# keV | 810(140)# keV | 810(140)# keV | 5.2(3) ms |  |  | (10+) |  |
| 151Tm | 69 | 82 | 150.945483(22) | 4.17(10) s | β+ | 151Er | (11/2-) |  |
| 151m1Tm | 92(7) keV | 92(7) keV | 92(7) keV | 6.6(14) s | β+ | 151Er | (1/2+) |  |
| 151m2Tm | 2655.67(22) keV | 2655.67(22) keV | 2655.67(22) keV | 451(24) ns |  |  | (27/2-) |  |
| 152Tm | 69 | 83 | 151.94442(8) | 8.0(10) s | β+ | 152Er | (2#)- |  |
| 152m1Tm | 100(80)# keV | 100(80)# keV | 100(80)# keV | 5.2(6) s | β+ | 152Er | (9)+ |  |
| 152m2Tm | 2555.05(19)+X keV | 2555.05(19)+X keV | 2555.05(19)+X keV | 294(12) ns |  |  | (17+) |  |
| 153Tm | 69 | 84 | 152.942012(20) | 1.48(1) s | α (91%) | 149Ho | (11/2-) |  |
| 153Tm | 69 | 84 | 152.942012(20) | 1.48(1) s | β+ (9%) | 153Er | (11/2-) |  |
| 153mTm | 43.2(2) keV | 43.2(2) keV | 43.2(2) keV | 2.5(2) s | α (92%) | 149Ho | (1/2+) |  |
| 153mTm | 43.2(2) keV | 43.2(2) keV | 43.2(2) keV | 2.5(2) s | β+ (8%) | 153Er | (1/2+) |  |
| 154Tm | 69 | 85 | 153.941568(15) | 8.1(3) s | β+ (56%) | 154Er | (2-) |  |
| 154Tm | 69 | 85 | 153.941568(15) | 8.1(3) s | α (44%) | 150Ho | (2-) |  |
| 154mTm | 70(50) keV | 70(50) keV | 70(50) keV | 3.30(7) s | α (90%) | 150Ho | (9+) |  |
| 154mTm | 70(50) keV | 70(50) keV | 70(50) keV | 3.30(7) s | β+ (10%) | 154Er | (9+) |  |
| 155Tm | 69 | 86 | 154.939199(14) | 21.6(2) s | β+ (98.1%) | 155Er | (11/2-) |  |
| 155Tm | 69 | 86 | 154.939199(14) | 21.6(2) s | α (1.9%) | 151Ho | (11/2-) |  |
| 155mTm | 41(6) keV | 41(6) keV | 41(6) keV | 45(3) s | β+ (92%) | 155Er | (1/2+) |  |
| 155mTm | 41(6) keV | 41(6) keV | 41(6) keV | 45(3) s | α (8%) | 151Ho | (1/2+) |  |
| 156Tm | 69 | 87 | 155.938980(17) | 83.8(18) s | β+ (99.93%) | 156Er | 2- |  |
| 156Tm | 69 | 87 | 155.938980(17) | 83.8(18) s | α (.064%) | 152Er | 2- |  |
| 156mTm | 203.6(5) keV | 203.6(5) keV | 203.6(5) keV | ~400 ns |  |  | (11-) |  |
| 157Tm | 69 | 88 | 156.93697(3) | 3.63(9) min | β+ | 157Er | 1/2+ |  |
| 158Tm | 69 | 89 | 157.936980(27) | 3.98(6) min | β+ | 158Er | 2- |  |
| 158mTm | 50(100)# keV | 50(100)# keV | 50(100)# keV | ~20 ns |  |  | (5+) |  |
| 159Tm | 69 | 90 | 158.93498(3) | 9.13(16) min | β+ | 159Er | 5/2+ |  |
| 160Tm | 69 | 91 | 159.93526(4) | 9.4(3) min | β+ | 160Er | 1- |  |
| 160m1Tm | 70(20) keV | 70(20) keV | 70(20) keV | 74.5(15) s | IT (85%) | 160Tm | 5(+#) |  |
| 160m1Tm | 70(20) keV | 70(20) keV | 70(20) keV | 74.5(15) s | β+ (15%) | 160Er | 5(+#) |  |
| 160m2Tm | 98.2+X keV | 98.2+X keV | 98.2+X keV | ~200 ns |  |  | (8) |  |
| 161Tm | 69 | 92 | 160.93355(3) | 30.2(8) min | β+ | 161Er | 7/2+ |  |
| 161m1Tm | 7.4(2) keV | 7.4(2) keV | 7.4(2) keV | 5# min |  |  | 1/2+ |  |
| 161m2Tm | 78.20(3) keV | 78.20(3) keV | 78.20(3) keV | 110(3) ns |  |  | 7/2- |  |
| 162Tm | 69 | 93 | 161.933995(28) | 21.70(19) min | β+ | 162Er | 1- |  |
| 162mTm | 130(40) keV | 130(40) keV | 130(40) keV | 24.3(17) s | IT (82%) | 162Tm | 5+ |  |
| 162mTm | 130(40) keV | 130(40) keV | 130(40) keV | 24.3(17) s | β+ (18%) | 162Er | 5+ |  |
| 163Tm | 69 | 94 | 162.932651(6) | 1.810(5) h | β+ | 163Er | 1/2+ |  |
| 164Tm | 69 | 95 | 163.93356(3) | 2.0(1) min | β+ | 164Er | 1+ |  |
| 164mTm | 10(6) keV | 10(6) keV | 10(6) keV | 5.1(1) min | IT (80%) | 164Tm | 6- |  |
| 164mTm | 10(6) keV | 10(6) keV | 10(6) keV | 5.1(1) min | β+ (20%) | 164Er | 6- |  |
| 165Tm | 69 | 96 | 164.932435(4) | 30.06(3) h | β+ | 165Er | 1/2+ |  |
| 166Tm | 69 | 97 | 165.933554(13) | 7.70(3) h | β+ | 166Er | 2+ |  |
| 166mTm | 122(8) keV | 122(8) keV | 122(8) keV | 340(25) ms | IT | 166Tm | 6- |  |
| 167Tm | 69 | 98 | 166.9328516(29) | 9.25(2) d | ε | 167Er | 1/2+ |  |
| 167m1Tm | 179.480(19) keV | 179.480(19) keV | 179.480(19) keV | 1.16(6) µs |  |  | (7/2)+ |  |
| 167m2Tm | 292.820(20) keV | 292.820(20) keV | 292.820(20) keV | 0.9(1) µs |  |  | 7/2- |  |
| 168Tm | 69 | 99 | 167.934173(3) | 93.1(2) d | β+ (99.99%) | 168Er | 3+ |  |
| 168Tm | 69 | 99 | 167.934173(3) | 93.1(2) d | β− (.01%) | 168Yb | 3+ |  |
| 169Tm | 69 | 100 | 168.9342133(27) | 觀測上穩定 | 觀測上穩定 | 觀測上穩定 | 1/2+ | 1.0000 |
| 170Tm | 69 | 101 | 169.9358014(27) | 128.6(3) d | β− (99.86%) | 170Yb | 1- |  |
| 170Tm | 69 | 101 | 169.9358014(27) | 128.6(3) d | ε (.14%) | 170Er | 1- |  |
| 170mTm | 183.197(4) keV | 183.197(4) keV | 183.197(4) keV | 4.12(13) µs |  |  | (3)+ |  |
| 171Tm | 69 | 102 | 170.9364294(28) | 1.92(1) a | β− | 171Yb | 1/2+ |  |
| 171mTm | 424.9560(15) keV | 424.9560(15) keV | 424.9560(15) keV | 2.60(2) µs |  |  | 7/2- |  |
| 172Tm | 69 | 103 | 171.938400(6) | 63.6(2) h | β− | 172Yb | 2- |  |
| 173Tm | 69 | 104 | 172.939604(5) | 8.24(8) h | β− | 173Yb | (1/2+) |  |
| 173mTm | 317.73(20) keV | 317.73(20) keV | 317.73(20) keV | 10(3) µs |  |  | (7/2-) |  |
| 174Tm | 69 | 105 | 173.94217(5) | 5.4(1) min | β− | 174Yb | (4)- |  |
| 175Tm | 69 | 106 | 174.94384(5) | 15.2(5) min | β− | 175Yb | (1/2+) |  |
| 176Tm | 69 | 107 | 175.94699(11) | 1.85(3) min | β− | 176Yb | (4+) |  |
| 177Tm | 69 | 108 | 176.94904(32)# | 90(6) s | β− | 177Yb | (7/2-) |  |
| 178Tm | 69 | 109 | 177.95264(43)# | 30# s | β− | 178Yb |  |  |
| 179Tm | 69 | 110 | 178.95534(54)# | 20# s | β− | 179Yb | 1/2+# |  |
| 180Tm | 69 | 111 | 179.95902(43)# | 3# s | β− | 180Yb |  |  |
| 181Tm | 69 | 112 | 180.96195(54)# | 7# s | β− | 181Yb | 1/2+# |  |
| 182Tm | 69 | 113 | 181.96619(54)# |  |  |  |  |  |
| 183Tm | 69 | 114 |  |  |  |  |  |  |
1 2 3 4  畫上#號的數據代表沒有經過實驗的証明，僅為理論推測。
1 2 3  用括號括起來的數據代表不確定性。
↑  穩定的衰變產物以粗體表示。
↑  Believed to undergo α decay to 165Ho
| 0 | 1 | 2 |
| --- | --- | --- |

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