홀뮴 동위 원소

'''홀뮴 동위 원소'''는 자연계에 존재하는 것과 인공적으로 만들어진 것이 있다.
자연계에 존재하는 홀뮴의 안정 동위 원소는 1종으로 165Ho이 100% 존재한다.
인공적으로 만들어진 홀뮴의 동위 원소는 140Ho부터 175Ho까지 합성되었는데, 이들 중 163Ho의 반감기가 4570년으로 가장 길다.
166m1Ho은 들떠 있지만 반감기는 1200년이나 된다.
 핵자수
 Z(p)
 N(n)
  동위 원소 질량 (u) 
 반감기
 붕괴방식ε: 전자 포획IT: 이성질핵 전이
 붕괴 생성동위 원소
 핵스핀
 자연계에 존재하는동위 원소범위(몰 분율)
 자연계에 존재하는최대 범위(몰 분율)
 들뜬 에너지
 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
(6~9)
 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 (드묾)
 145Tb
147Ho
 67
 80
146.94006(3)
5.8(4) s
 β+
 147Dy
(11/2-)
 β+, p (드묾)
 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 (0.08%)
 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 (0.05%)
 149Tb
 153m1Ho
 68.7(3) keV
9.3(5) min
 β+ (99.82%)
 153Dy
1/2+
 α (0.18%)
 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 (0.02%)
 150Tb
 154mHo
 238(30) keV
3.10(14) min
 β+ (99.99%)
 154Dy
8+
 α (0.001%)
 150Tb
 IT (드묾)
 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) min37.5(+15-5) min
 IT
 164Ho
 6-
 165Ho
 67
 98
 164.9303221(27)
'''안정'''
 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- (0.5%)
 '''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-#
동위 원소
 
분류:원소별 동위 원소 목록