자연계에 존재하는 루테튬의 동위 원소는 175Lu, 176Lu이 존재한다. 이들 176Lu은 반감기가 385억년인 방사성 동위 원소로 루테튬-하프늄 연대 측정에 이용되어 태양계의 연대를 측정할 이용된다. == 목록 == 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 150Lu 71 79 149.97323(54)# 43(5) ms (80%) 149Yb (2+) β+ (20%) 150Yb 150mLu 34(15) keV 80(60) µs30(+95-15) µs (1,2) 151Lu 71 80 150.96758(43)# 80.6(19) ms β+ 151Yb (11/2-) 151mLu 77(5) keV 16(1) µs (3/2+) 152Lu 71 81 151.96412(21)# 650(70) ms β+ (85%) 152Yb (5-,6-) β+, (15%) 151Tm 153Lu 71 82 152.95877(22) 0.9(2) β+ 153Yb 11/2- 149Tm 153m1Lu 80(5) keV 1# 1/2+ 153m2Lu 2502.5(4) keV >0.1 µs 23/2- 153m3Lu 2632.9(5) keV 15(3) µs 27/2- 154Lu 71 83 153.95752(22)# 1# β+ 154Yb (2-) 154m1Lu 58(13) keV 1.12(8) (9+) 154m2Lu >2562 keV 35(3) µs (17+) 155Lu 71 84 154.954316(22) 68.6(16) ms (76%) 151Tm (11/2-) β+ (24%) 155Yb 155m1Lu 20(6) keV 138(8) ms (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 (95%) 152Tm (2)- β+ (5%) 156Yb 156mLu 220(80)# keV 198(2) ms (94%) 152Tm (9)+ β+ (6%) 156Yb 157Lu 71 86 156.950098(20) 6.8(18) β+ 157Yb (1/2+,3/2+) 153Tm 157mLu 21.0(20) keV 4.79(12) β+ (94%) 157Yb (11/2-) (6%) 153Tm 158Lu 71 87 157.949313(16) 10.6(3) β+ (99.09%) 158Yb 2- (0.91%) 154Tm 159Lu 71 88 158.94663(4) 12.1(10) β+ (99.96%) 159Yb 1/2+# (0.04%) 155Tm 159mLu 100(80)# keV 10# 11/2-# 160Lu 71 89 159.94603(6) 36.1(3) β+ 160Yb 2-# (10−4%) 156Tm 160mLu 0(100)# keV 40(1) 161Lu 71 90 160.94357(3) 77(2) 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 (드묾) 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 (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) β+ 169Yb 7/2+ 169mLu 29.0(5) keV 160(10) IT 169Lu 1/2- 170Lu 71 99 169.938475(18) 2.012(20) β+ '''170Yb''' 0+ 170mLu 92.91(9) keV 670(100) ms IT 170Lu (4)- 171Lu 71 100 170.9379131(30) 8.24(3) β+ '''171Yb''' 7/2+ 171mLu 71.13(8) keV 79(2) IT 171Lu 1/2- 172Lu 71 101 171.939086(3) 6.70(3) 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) '''173Yb''' 7/2+ 173mLu 123.672(13) keV 74.2(10) µs 5/2- 174Lu 71 103 173.9403375(26) 3.31(5) β+ '''174Yb''' (1)- 174m1Lu 170.83(5) keV 142(2) IT (99.38%) 174Lu 6- (0.62%) 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) '''관측상 안정''' 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 71 105 175.9426863(23) '''3.85(7)×1010 a''' β- '''176Hf''' 7- 0.0259(2) 176mLu 122.855(6) keV 3.664(19) β- (99.9%) '''176Hf''' 1- (0.095%) '''176Yb''' 177Lu 71 106 176.9437581(23) 6.6475(20) 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) β- (78.3%) '''177Hf''' 23/2- IT (21.7%) 177Lu 177m4Lu 3900(10) keV 7(2) min6(+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) 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 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) β- 183Hf (7/2+) 184Lu 71 113 183.96091(43)# 20(3) β- 184Hf (3+) == 각주 == 동위 원소 분류:원소별 동위 원소 목록