鋱的同位素
外观
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標準原子質量 (Ar, 標準) |
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鋱(原子量:158.925354(7))的同位素,其中有1個同位素是穩定的。
圖表
[编辑]符號 | Z | N | 同位素質量(u) [n 1][n 2] |
半衰期 [n 1][n 2] |
衰變 方式[2] |
衰變 產物 [n 3][n 4] |
原子核 自旋[n 1] |
相對豐度 (莫耳分率) |
---|---|---|---|---|---|---|---|---|
激發能量[n 1][n 2] | ||||||||
135Tb | 65 | 70 | 0.94(+33-22) ms | (7/2-) | ||||
136Tb | 65 | 71 | 135.96138(64)# | 0.2# s | ||||
137Tb | 65 | 72 | 136.95598(64)# | 600# ms | 11/2-# | |||
138Tb | 65 | 73 | 137.95316(43)# | 800# ms [>200 ns] | β+ | 138Gd | ||
p | 137Gd | |||||||
139Tb | 65 | 74 | 138.94829(32)# | 1.6(2) s | β+ | 139Gd | 11/2-# | |
140Tb | 65 | 75 | 139.94581(86) | 2.4(2) s | β+ (99.74%) | 140Gd | 5 | |
β+, p (.26%) | 139Eu | |||||||
141Tb | 65 | 76 | 140.94145(11) | 3.5(2) s | β+ | 141Gd | (5/2-) | |
141mTb | 0(200)# keV | 7.9(6) s | β+ | 141Gd | 11/2-# | |||
142Tb | 65 | 77 | 141.93874(32)# | 597(17) ms | β+ | 142Gd | 1+ | |
β+, p | 141Eu | |||||||
142m1Tb | 280.2(10) keV | 303(17) ms | IT (99.5%) | 142Tb | (5-) | |||
β+ (.5%) | 142Gd | |||||||
142m2Tb | 621.4(11) keV | 15(4) µs | ||||||
143Tb | 65 | 78 | 142.93512(6) | 12(1) s | β+ | 143Gd | (11/2-) | |
143mTb | 0(100)# keV | <21 s | β+ | 143Gd | 5/2+# | |||
144Tb | 65 | 79 | 143.93305(3) | ~1 s | β+ | 144Gd | 1+ | |
β+, p (不常見) | 143Eu | |||||||
144m1Tb | 396.9(5) keV | 4.25(15) s | IT (66%) | 144Tb | (6-) | |||
β+ (34%) | 144Gd | |||||||
β+, p (<1%) | 143Eu | |||||||
144m2Tb | 476.2(5) keV | 2.8(3) µs | (8-) | |||||
144m3Tb | 517.1(5) keV | 670(60) ns | (9+) | |||||
144m4Tb | 544.5(6) keV | <300 ns | (10+) | |||||
145Tb | 65 | 80 | 144.92927(6) | 20# min | β+ | 145Gd | (3/2+) | |
145mTb | 0(100)# keV | 30.9(7) s | β+ | 145Gd | (11/2-) | |||
146Tb | 65 | 81 | 145.92725(5) | 8(4) s | β+ | 146Gd | 1+ | |
146m1Tb | 150(100)# keV | 24.1(5) s | β+ | 146Gd | 5- | |||
146m2Tb | 930(100)# keV | 1.18(2) ms | (10+) | |||||
147Tb | 65 | 82 | 146.924045(13) | 1.64(3) h | β+ | 147Gd | 1/2+# | |
147mTb | 50.6(9) keV | 1.87(5) min | β+ | 147Gd | (11/2)- | |||
148Tb | 65 | 83 | 147.924272(15) | 60(1) min | β+ | 148Gd | 2- | |
148m1Tb | 90.1(3) keV | 2.20(5) min | β+ | 148Gd | (9)+ | |||
148m2Tb | 8618.6(10) keV | 1.310(7) µs | (27+) | |||||
149Tb | 65 | 84 | 148.923246(5) | 4.118(25) h | β+ (83.3%) | 149Gd | 1/2+ | |
α (16.7%) | 145Eu | |||||||
149mTb | 35.78(13) keV | 4.16(4) min | β+ (99.97%) | 149Gd | 11/2- | |||
α (.022%) | 145Eu | |||||||
150Tb | 65 | 85 | 149.923660(8) | 3.48(16) h | β+ (99.95%) | 150Gd | (2-) | |
α (.05%) | 146Eu | |||||||
150mTb | 457(29) keV | 5.8(2) min | β+ | 150Gd | 9+ | |||
IT (不常見) | 150Tb | |||||||
151Tb | 65 | 86 | 150.923103(5) | 17.609(1) h | β+ (99.99%) | 151Gd | 1/2(+) | |
α (.0095%) | 147Eu | |||||||
151mTb | 99.54(6) keV | 25(3) s | IT (93.8%) | 151Tb | (11/2-) | |||
β+ (6.2%) | 151Gd | |||||||
152Tb | 65 | 87 | 151.92407(4) | 17.5(1) h | β+ | 152Gd | 2- | |
α (7×10−7%) | 148Eu | |||||||
152m1Tb | 342.15(16) keV | 0.96 µs | 5- | |||||
152m2Tb | 501.74(19) keV | 4.2(1) min | IT (78.8%) | 152Tb | 8+ | |||
β+ (21.2%) | 152Gd | |||||||
153Tb | 65 | 88 | 152.923435(5) | 2.34(1) d | β+ | 153Gd | 5/2+ | |
153mTb | 163.175(5) keV | 186(4) µs | 11/2- | |||||
154Tb | 65 | 89 | 153.92468(5) | 21.5(4) h | β+ (99.9%) | 154Gd | 0(+#) | |
β− (.1%) | 154Dy | |||||||
154m1Tb | 12(7) keV | 9.4(4) h | β+ (78.2%) | 154Gd | 3- | |||
IT (21.8%) | 154Tb | |||||||
β− (.1%) | 154Dy | |||||||
154m2Tb | 200(150)# keV | 22.7(5) h | 7- | |||||
154m3Tb | 0+Z keV | 513(42) ns | ||||||
155Tb | 65 | 90 | 154.923505(13) | 5.32(6) d | ε | 155Gd | 3/2+ | |
156Tb | 65 | 91 | 155.924747(5) | 5.35(10) d | β+ | 156Gd | 3- | |
β− (不常見) | 156Dy | |||||||
156m1Tb | 54(3) keV | 24.4(10) h | IT | 156Tb | (7-) | |||
156m2Tb | 88.4(2) keV | 5.3(2) h | (0+) | |||||
157Tb | 65 | 92 | 156.9240246(27) | 71(7) a | ε | 157Gd | 3/2+ | |
158Tb | 65 | 93 | 157.9254131(28) | 180(11) a | β+ (83.4%) | 158Gd | 3- | |
β− (16.6%) | 158Dy | |||||||
158m1Tb | 110.3(12) keV | 10.70(17) s | IT (99.39%) | 158Tb | 0- | |||
β− (.6%) | 158Dy | |||||||
β+ (.01%) | 158Gd | |||||||
158m2Tb | 388.37(15) keV | 0.40(4) ms | 7- | |||||
159Tb[n 5] | 65 | 94 | 158.9253468(27) | 稳定 | 3/2+ | 1.0000 | ||
160Tb | 65 | 95 | 159.9271676(27) | 72.3(2) d | β− | 160Dy | 3- | |
161Tb[n 5] | 65 | 96 | 160.9275699(28) | 6.906(19) d | β− | 161Dy | 3/2+ | |
162Tb | 65 | 97 | 161.92949(4) | 7.60(15) min | β− | 162Dy | 1- | |
163Tb | 65 | 98 | 162.930648(5) | 19.5(3) min | β− | 163Dy | 3/2+ | |
164Tb | 65 | 99 | 163.93335(11) | 3.0(1) min | β− | 164Dy | (5+) | |
165Tb | 65 | 100 | 164.93488(21)# | 2.11(10) min | β− | 165mDy | 3/2+# | |
166Tb | 65 | 101 | 165.93799(11) | 25.6(22) s | β− | 166Dy | ||
167Tb | 65 | 102 | 166.94005(43)# | 19.4(27) s | β− | 167Dy | 3/2+# | |
168Tb | 65 | 103 | 167.94364(54)# | 8.2(13) s | β− | 168Dy | 4-# | |
169Tb | 65 | 104 | 168.94622(64)# | 2# s | β− | 169Dy | 3/2+# | |
170Tb | 65 | 105 | 169.95025(75)# | 3# s | β− | 170Dy | ||
171Tb | 65 | 106 | 170.95330(86)# | 500# ms | β− | 171Dy | 3/2+# |
- ^ 1.0 1.1 1.2 1.3 畫上#號的數據代表沒有經過實驗的証明,僅為理論推測。
- ^ 2.0 2.1 2.2 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。
- ^ 半衰期超过5亿年的衰变产物以粗斜体表示。
- ^ 5.0 5.1 Fission product
← | 同位素列表 | → |
釓的同位素 | 鋱的同位素 | 镝的同位素 |
参考文獻
[编辑]- ^ Prohaska, Thomas; Irrgeher, Johanna; Benefield, Jacqueline; Böhlke, John K.; Chesson, Lesley A.; Coplen, Tyler B.; Ding, Tiping; Dunn, Philip J. H.; Gröning, Manfred; Holden, Norman E.; Meijer, Harro A. J. Standard atomic weights of the elements 2021 (IUPAC Technical Report). Pure and Applied Chemistry. 2022-05-04. ISSN 1365-3075. doi:10.1515/pac-2019-0603 (英语).
- ^ 存档副本. [2015-09-20]. (原始内容存档于2017-02-19).
- Isotope masses from Ame2003 Atomic Mass Evaluation by G. Audi, A.H. Wapstra, C. Thibault, J. Blachot and O. Bersillon in Nuclear Physics A729 (2003).
- Half-life, spin, and isomer data selected from these sources. Editing notes on this article's talk page.
- Audi, Bersillon, Blachot, Wapstra. The Nubase2003 evaluation of nuclear and decay properties (页面存档备份,存于互联网档案馆), Nuc. Phys. A 729, pp. 3-128 (2003).
- National Nuclear Data Center, Brookhaven National Laboratory. Information extracted from the NuDat 2.1 database (页面存档备份,存于互联网档案馆) (retrieved Sept. 2005).
- David R. Lide (ed.), Norman E. Holden in CRC Handbook of Chemistry and Physics, 85th Edition, online version. CRC Press. Boca Raton, Florida (2005). Section 11, Table of the Isotopes.
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