鎦的同位素

原子量:174.967(1))的同位素,其中有1個同位素是穩定的。

主要的鎦同位素
同位素 衰變
丰度 半衰期 (t1/2) 方式 能量
MeV
產物
172Lu 人造 6.70  β+ 1.497 172Yb
173Lu 人造 1.37  ε 0.670 173Yb
174Lu 人造 3.31  β+ 0.352 174Yb
175Lu 97.401% 穩定,帶104粒中子
176Lu 2.599% 3.701×1010  β 1.194 176Hf
177Lu 人造 6.6443  β 0.497 177Hf
177mLu 人造 160.4  β 1.467 177Hf
IT 0.970 177Lu
標準原子質量 (Ar, 標準)
←Yb70 Hf72

圖表

符號 Z(
p
N(
n
同位素質量(u 半衰期[n 1] 衰變
方式
[2][n 2]
衰變
產物
[n 3]
原子核
自旋
相對豐度
莫耳分率)
激發能量
149Lu[3] 71 78 450 ns
[(+170−100) μs]
p 11/2-
150Lu 71 79 149.97323(54)# 43(5) ms p (80%) 149Yb (2+)
β+ (20%) 150Yb
150mLu 34(15) keV 80(60) µs
[30(+95-15) µs]
p 149Yb (1,2)
151Lu 71 80 149.97323(54)# 80.6(5) ms p (63.4%) 150Yb (11/2-)
β+ (36.6%) 151Yb
151mLu 77(5) keV 16(1) µs p 150Yb (3/2+)
152Lu 71 81 151.96412(21)# 650(70) ms β+ (85%) 152Yb (5-,6-)
β+, p (15%) 151Tm
153Lu 71 82 152.95877(22) 0.9(2) s α (70%) 149Tm 11/2-
β+ (30%) 153Yb
153m1Lu 80(5) keV 1# s IT 153Yb 1/2+
153m2Lu 2502.5(4) keV >0.1 µs IT 153Yb 23/2-
153m3Lu 2632.9(5) keV 15(3) µs IT 153m2Yb 27/2-
154Lu 71 83 153.95752(22)# 1# s β+ 154Yb (2-)
154m1Lu 58(13) keV 1.12(8) s (9+)
154m2Lu >2562 keV 35(3) µs (17+)
155Lu 71 84 154.954316(22) 68.6(16) ms α (76%) 151Tm (11/2-)
β+ (24%) 155Yb
155m1Lu 20(6) keV 138(8) ms α (88%) 151Tm (1/2+)
β+ (12%) 155Yb
155m2Lu 1781.0(20) keV 2.70(3) ms (25/2-)
156Lu 71 85 155.95303(8) 494(12) ms α (95%) 152Tm (2)-
β+ (5%) 156Yb
156mLu 220(80)# keV 198(2) ms α (94%) 152Tm (9)+
β+ (6%) 156Yb
157Lu 71 86 156.950098(20) 6.8(18) s β+ 157Yb (1/2+,3/2+)
α 153Tm
157mLu 21.0(20) keV 4.79(12) s β+ (94%) 157Yb (11/2-)
α (6%) 153Tm
158Lu 71 87 157.949313(16) 10.6(3) s β+ (99.09%) 158Yb 2-
α (.91%) 154Tm
159Lu 71 88 158.94663(4) 12.1(10) s β+ (99.96%) 159Yb 1/2+#
α (.04%) 155Tm
159mLu 100(80)# keV 10# s 11/2-#
160Lu 71 89 159.94603(6) 36.1(3) s β+ 160Yb 2-#
α (10−4%) 156Tm
160mLu 0(100)# keV 40(1) s
161Lu 71 90 160.94357(3) 77(2) s β+ 161Yb 1/2+
161mLu 166(18) keV 7.3(4) ms IT 161Lu (9/2-)
162Lu 71 91 161.94328(8) 1.37(2) min β+ 162Yb (1-)
162m1Lu 120(200)# keV 1.5 min β+ 162Yb 4-#
IT (不常見) 162Lu
162m2Lu 300(200)# keV 1.9 min
163Lu 71 92 162.94118(3) 3.97(13) min β+ 163Yb 1/2(+)
164Lu 71 93 163.94134(3) 3.14(3) min β+ 164Yb 1(-)
165Lu 71 94 164.939407(28) 10.74(10) min β+ 165Yb 1/2+
166Lu 71 95 165.93986(3) 2.65(10) min β+ 166Yb (6-)
166m1Lu 34.37(5) keV 1.41(10) min ε (58%) 166Yb 3(-)
IT (42%) 166Lu
166m2Lu 42.9(5) keV 2.12(10) min 0(-)
167Lu 71 96 166.93827(3) 51.5(10) min β+ 167Yb 7/2+
167mLu 0(30)# keV >1 min 1/2(-#)
168Lu 71 97 167.93874(5) 5.5(1) min β+ 168Yb (6-)
168mLu 180(110) keV 6.7(4) min β+ (95%) 168Yb 3+
IT (5%) 168Lu
169Lu 71 98 168.937651(6) 34.06(5) h β+ 169Yb 7/2+
169mLu 29.0(5) keV 160(10) s IT 169Lu 1/2-
170Lu 71 99 169.938475(18) 2.012(20) d β+ 170Yb 0+
170mLu 92.91(9) keV 670(100) ms IT 170Lu (4)-
171Lu 71 100 170.9379131(30) 8.24(3) d β+ 171Yb 7/2+
171mLu 71.13(8) keV 79(2) s IT 171Lu 1/2-
172Lu 71 101 171.939086(3) 6.70(3) d β+ 172Yb 4-
172m1Lu 41.86(4) keV 3.7(5) min IT 172Lu 1-
172m2Lu 65.79(4) keV 0.332(20) µs (1)+
172m3Lu 109.41(10) keV 440(12) µs (1)+
172m4Lu 213.57(17) keV 150 ns (6-)
173Lu 71 102 172.9389306(26) 1.37(1) a ε 173Yb 7/2+
173mLu 123.672(13) keV 74.2(10) µs 5/2-
174Lu 71 103 173.9403375(26) 3.31(5) a β+ 174Yb (1)-
174m1Lu 170.83(5) keV 142(2) d IT (99.38%) 174Lu 6-
ε (.62%) 174Yb
174m2Lu 240.818(4) keV 395(15) ns (3+)
174m3Lu 365.183(6) keV 145(3) ns (4-)
175Lu 71 104 174.9407718(23) 觀測上穩定[n 4] 7/2+ 0.9741(2)
175m1Lu 1392.2(6) keV 984(30) µs (19/2+)
175m2Lu 353.48(13) keV 1.49(7) µs 5/2-
176Lu[n 5][n 6] 71 105 175.9426863(23) 38.5(7)×109 a β 176Hf 7- 0.0259(2)
176mLu 122.855(6) keV 3.664(19) h β (99.9%) 176Hf 1-
ε (.095%) 176Yb
177Lu 71 106 176.9437581(23) 6.6475(20) d β 177Hf 7/2+
177m1Lu 150.3967(10) keV 130(3) ns 9/2-
177m2Lu 569.7068(16) keV 155(7) µs 1/2+
177m3Lu 970.1750(24) keV 160.44(6) d β (78.3%) 177Hf 23/2-
IT (21.7%) 177Lu
177m4Lu 3900(10) keV 7(2) min
[6(+3-2) min]
39/2-
178Lu 71 107 177.945955(3) 28.4(2) min β 178Hf 1(+)
178mLu 123.8(26) keV 23.1(3) min β 178Hf 9(-)
179Lu 71 108 178.947327(6) 4.59(6) h β 179Hf 7/2(+)
179mLu 592.4(4) keV 3.1(9) ms IT 179Lu 1/2(+)
180Lu 71 109 179.94988(8) 5.7(1) min β 180Hf 5+
180m1Lu 13.9(3) keV ~1 s IT 180Lu 3-
180m2Lu 624.0(5) keV >=1 ms (9-)
181Lu 71 110 180.95197(32)# 3.5(3) min β 181Hf (7/2+)
182Lu 71 111 181.95504(21)# 2.0(2) min β 182Hf (0,1,2)
183Lu 71 112 182.95757(32)# 58(4) s β 183Hf (7/2+)
184Lu 71 113 183.96091(43)# 20(3) s β 184Hf (3+)
185Lu 71 114 184.96354(32)# 20# s 7/2+#
186Lu 71 115 185.96745(43)# 6# s
187Lu 71 116 186.97019(43)# 7# s 7/2+#
188Lu 71 117 187.97443(43)# 1# s
189Lu[4] 71 118
190Lu[5] 71 119

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
鐿的同位素 鎦的同位素 鉿的同位素

註釋

  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 171Tm
  5. primordial radionuclide
  6. Used in Lutetium-Hafnium dating

参考文獻

  1. Meija, Juris; et al. . Pure and Applied Chemistry. 2016, 88 (3): 265–91. doi:10.1515/pac-2015-0305.
  2. . [2015-09-20]. (原始内容存档于2017-02-19).
  3. Auranen, K. . Physical Review Letters. 16 March 2022, 128 (11): 2501 [2023-05-26]. PMID 35363028. doi:10.1103/PhysRevLett.128.112501. (原始内容存档于2022-05-20).
  4. Haak, K.; Tarasov, O. B.; Chowdhury, P.; et al. . Physical Review C. 2023, 108 (34608): 034608. Bibcode:2023PhRvC.108c4608H. S2CID 261649436. doi:10.1103/PhysRevC.108.034608.
  5. Tarasov, O. B.; Gade, A.; Fukushima, K.; et al. . Physical Review Letters. 2024, 132 (072501). doi:10.1103/PhysRevLett.132.072501.
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