鈥的同位素
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標準原子質量 (Ar, 標準) |
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鈥(原子量:164.930329(5))的同位素,其中有1個同位素是在觀測上穩定的。
圖表
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] |
原子核 自旋[n 1] |
相對豐度 (莫耳分率) |
---|---|---|---|---|---|---|---|---|
激發能量[n 1][n 2] | ||||||||
140Ho | 67 | 73 | 139.96854(54)# | 6(3) ms | 8+# | |||
141Ho | 67 | 74 | 140.96310(54)# | 4.1(3) ms | (7/2-) | |||
141mHo | 66(2) keV | 6.4(8) µs | (1/2+) | |||||
142Ho | 67 | 75 | 141.95977(54)# | 400(100) ms | β+ | 142Dy | (6 to 9) | |
p | 141Dy | |||||||
143Ho | 67 | 76 | 142.95461(43)# | 300# ms [>200 ns] |
β+ | 143Dy | 11/2-# | |
144Ho | 67 | 77 | 143.95148(32)# | 0.7(1) s | β+ | 144Dy | ||
β+, p | 143Tb | |||||||
145Ho | 67 | 78 | 144.94720(32)# | 2.4(1) s | β+ | 145Dy | (11/2-) | |
145mHo | 100(100)# keV | 100# ms | 5/2+# | |||||
146Ho | 67 | 79 | 145.94464(21)# | 3.6(3) s | β+ | 146Dy | (10+) | |
β+, p (不常見) | 145Tb | |||||||
147Ho | 67 | 80 | 146.94006(3) | 5.8(4) s | β+ | 147Dy | (11/2-) | |
β+, p (不常見) | 146Tb | |||||||
148Ho | 67 | 81 | 147.93772(14) | 2.2(11) s | β+ | 148Dy | (1+) | |
148m1Ho | 400(100)# keV | 9.49(12) s | β+ (99.92%) | 148Dy | (6)- | |||
β+, p (.08%) | 147Tb | |||||||
148m2Ho | 690(100)# keV | 2.35(4) ms | (10+) | |||||
149Ho | 67 | 82 | 148.933775(20) | 21.1(2) s | β+ | 149Dy | (11/2-) | |
149m1Ho | 48.80(20) keV | 56(3) s | β+ | 149Dy | (1/2+) | |||
149m2Ho | 7200(350) keV | >=100 ns | ||||||
150Ho | 67 | 83 | 149.933496(15) | 76.8(18) s | β+ | 150Dy | 2- | |
150m1Ho | -10(50) keV | 23.3(3) s | β+ | 150Dy | (9)+ | |||
150m2Ho | ~8000 keV | 751 ns | ||||||
151Ho | 67 | 84 | 150.931688(13) | 35.2(1) s | β+ (78%) | 151Dy | 11/2(-) | |
α (22%) | 147Tb | |||||||
151mHo | 41.0(2) keV | 47.2(10) s | α (77%) | 147Tb | 1/2(+) | |||
β+ (22%) | 151Dy | |||||||
152Ho | 67 | 85 | 151.931714(15) | 161.8(3) s | β+ (88%) | 152Dy | 2- | |
α (12%) | 148Tb | |||||||
152m1Ho | 160(1) keV | 50.0(4) s | 9+ | |||||
152m2Ho | 3019.59(19) keV | 8.4(3) µs | 19- | |||||
153Ho | 67 | 86 | 152.930199(6) | 2.01(3) min | β+ (99.94%) | 153Dy | 11/2- | |
α (.05%) | 149Tb | |||||||
153m1Ho | 68.7(3) keV | 9.3(5) min | β+ (99.82%) | 153Dy | 1/2+ | |||
α (.18%) | 149Tb | |||||||
153m2Ho | 2772 keV | 229(2) ns | (31/2+) | |||||
154Ho | 67 | 87 | 153.930602(9) | 11.76(19) min | β+ (99.98%) | 154Dy | 2- | |
α (.02%) | 150Tb | |||||||
154mHo | 238(30) keV | 3.10(14) min | β+ (99.99%) | 154Dy | 8+ | |||
α (.001%) | 150Tb | |||||||
IT (不常見) | 154Ho | |||||||
155Ho | 67 | 88 | 154.929103(19) | 48(1) min | β+ | 155Dy | 5/2+ | |
155mHo | 141.97(11) keV | 880(80) µs | 11/2- | |||||
156Ho | 67 | 89 | 155.92984(5) | 56(1) min | β+ | 156Dy | 4- | |
156m1Ho | 100(50)# keV | 7.8(3) min | β+ | 156Dy | (9+) | |||
IT | 156Ho | |||||||
156m2Ho | 52.4(5) keV | 9.5(15) s | 1- | |||||
157Ho | 67 | 90 | 156.928256(26) | 12.6(2) min | β+ | 157Dy | 7/2- | |
158Ho | 67 | 91 | 157.928941(29) | 11.3(4) min | β+ (93%) | 158Dy | 5+ | |
α (7%) | 154Tb | |||||||
158m1Ho | 67.200(10) keV | 28(2) min | IT (81%) | 158Ho | 2- | |||
β+ (19%) | 158Dy | |||||||
158m2Ho | 180(70)# keV | 21.3(23) min | (9+) | |||||
159Ho | 67 | 92 | 158.927712(4) | 33.05(11) min | β+ | 159Dy | 7/2- | |
159mHo | 205.91(5) keV | 8.30(8) s | IT | 159Ho | 1/2+ | |||
160Ho | 67 | 93 | 159.928729(16) | 25.6(3) min | β+ | 160Dy | 5+ | |
160m1Ho | 59.98(3) keV | 5.02(5) h | IT (65%) | 160Ho | 2- | |||
β+ (35%) | 160Dy | |||||||
160m2Ho | 197(16) keV | 3 s | (9+) | |||||
161Ho | 67 | 94 | 160.927855(3) | 2.48(5) h | ε | 161Dy | 7/2- | |
161mHo | 211.16(3) keV | 6.76(7) s | IT | 161Ho | 1/2+ | |||
162Ho | 67 | 95 | 161.929096(4) | 15.0(10) min | β+ | 162Dy | 1+ | |
162mHo | 106(7) keV | 67.0(7) min | IT (62%) | 162Ho | 6- | |||
β+ (38%) | 162Dy | |||||||
163Ho | 67 | 96 | 162.9287339(27) | 4570(25) a | ε | 163Dy | 7/2- | |
163mHo | 297.88(7) keV | 1.09(3) s | IT | 163Ho | 1/2+ | |||
164Ho | 67 | 97 | 163.9302335(30) | 29(1) min | ε (60%) | 164Dy | 1+ | |
β− (40%) | 164Er | |||||||
164mHo | 139.77(8) keV | 38.0(10) min [37.5(+15-5) min] |
IT | 164Ho | 6- | |||
165Ho | 67 | 98 | 164.9303221(27) | 觀測上穩定[n 4] | 7/2- | 1.0000 | ||
166Ho | 67 | 99 | 165.9322842(27) | 26.83(2) h | β− | 166Er | 0- | |
166m1Ho | 5.985(18) keV | 1,200(180) a | β− | 166Er | (7)- | |||
166m2Ho | 190.9052(20) keV | 185(15) µs | 3+ | |||||
167Ho | 67 | 100 | 166.933133(6) | 3.003(18) h | β− | 167Er | 7/2- | |
167mHo | 259.34(11) keV | 6.0(10) µs | 3/2+ | |||||
168Ho | 67 | 101 | 167.93552(3) | 2.99(7) min | β− | 168Er | 3+ | |
168m1Ho | 59(1) keV | 132(4) s | IT (99.5%) | 168Ho | (6+) | |||
β− (.5%) | 168Er | |||||||
168m2Ho | 143.4(2) keV | >4 µs | (1)- | |||||
168m3Ho | 192.6(2) keV | 108(11) ns | 1+ | |||||
169Ho | 67 | 102 | 168.936872(22) | 4.72(10) min | β− | 169Er | 7/2- | |
170Ho | 67 | 103 | 169.93962(5) | 2.76(5) min | β− | 170Er | 6+# | |
170mHo | 120(70) keV | 43(2) s | β− | 170Er | (1+) | |||
171Ho | 67 | 104 | 170.94147(64) | 53(2) s | β− | 171Er | 7/2-# | |
172Ho | 67 | 105 | 171.94482(43)# | 25(3) s | β− | 172Er | ||
173Ho | 67 | 106 | 172.94729(43)# | 10# s | β− | 173Er | 7/2-# | |
174Ho | 67 | 107 | 173.95115(54)# | 8# s | ||||
175Ho | 67 | 108 | 174.95405(64)# | 5# s | 7/2-# |
- ^ 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。
- ^ Believed to undergo α decay to 161Tb
← | 同位素列表 | → |
鏑的同位素 | 鈥的同位素 | 鉺的同位素 |
參考文獻
- ^ 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 (英語).
- ^ 存档副本. [2015-09-20]. (原始內容存檔於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 (頁面存檔備份,存於互聯網檔案館), Nuc. Phys. A 729, pp. 3-128 (2003).
- National Nuclear Data Center, Brookhaven National Laboratory. Information extracted from the NuDat 2.1 database (頁面存檔備份,存於互聯網檔案館) (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.
元素與同位素的穩定度 | |||||||||||||||||||||||||||||||||
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