鈥的同位素

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原子量:164.93032(2))的同位素,其中有1個同位素是在觀測上穩定的。

圖表[编辑]

符號 Z(p N(n 同位素質量(u 半衰期[n 1] 衰變
方式
[1][n 2]
衰變
產物
[n 3]
原子核
自旋
相對豐度
莫耳分率)
相對豐度
的變化量
莫耳分率)
激發能量
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-#

備註:畫上#號的數據代表沒有經過實驗的証明,只是理論推測而已,而用括號括起來的代表數據不確定性。

同位素列表
镝的同位素 鈥的同位素 铒的同位素

註釋[编辑]

  1. ^ Bold for isotopes with half-lives longer than the age of the universe (nearly stable)
  2. ^ Abbreviations:
    ε: Electron capture
    IT: Isomeric transition
  3. ^ Bold for stable isotopes, bold italics for nearly stable isotopes (half-life longer than the age of the universe)
  4. ^ Believed to undergo α decay to 161Tb

参考文獻[编辑]