자연계에 존재하는 툴륨의 안정 동위 원소는 1종으로 169Tm이 100% 존재한다. 인공적으로 만들어진 툴륨의 동위 원소는 145Tm부터 179Tm까지 합성되었다. 이들 171Tm의 반감기가 1.92년으로 가장 길다. == == 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 145Tm 69 76 144.97007(43)# 3.1(3) µs (11/2-) 146Tm 69 77 145.96643(43)# 240(30) ms 145Er (6-) β+ (드묾) 146Er 146mTm 71(6) keV 72(23) ms 145Er (10+) β+ (드묾) 146Er 147Tm 69 78 146.96096(32)# 0.58(3) β+ (85%) 147Er 11/2- (15%) 146Er 147mTm 60(5) keV 360(40) µs 3/2+ 148Tm 69 79 147.95784(43)# 0.7(2) β+ 148Er (10+) 148mTm 0.7 149Tm 69 80 148.95272(32)# 0.9(2) β+ (99.74%) 149Er (11/2-) β+, (0.26%) 148Ho 150Tm 69 81 149.94996(21)# 3# β+ 150Er (1+) 150m1Tm 140(140)# keV 2.20(6) β+ (98.8%) 150Er (6-) β+, (1.2%) 149Ho 150m2Tm 810(140)# keV 5.2(3) ms (10+) 151Tm 69 82 150.945483(22) 4.17(10) β+ 151Er (11/2-) 151m1Tm 92(7) keV 6.6(14) β+ 151Er (1/2+) 151m2Tm 2655.67(22) keV 451(24) ns (27/2-) 152Tm 69 83 151.94442(8) 8.0(10) β+ 152Er (2#)- 152m1Tm 100(80)# keV 5.2(6) β+ 152Er (9)+ 152m2Tm 2555.05(19)+X keV 294(12) ns (17+) 153Tm 69 84 152.942012(20) 1.48(1) (91%) 149Ho (11/2-) β+ (9%) 153Er 153mTm 43.2(2) keV 2.5(2) (92%) 149Ho (1/2+) β+ (8%) 153Er 154Tm 69 85 153.941568(15) 8.1(3) β+ (56%) 154Er (2-) (44%) 150Ho 154mTm 70(50) keV 3.30(7) (90%) 150Ho (9+) β+ (10%) 154Er 155Tm 69 86 154.939199(14) 21.6(2) β+ (98.1%) 155Er (11/2-) (1.9%) 151Ho 155mTm 41(6) keV 45(3) β+ (92%) 155Er (1/2+) (8%) 151Ho 156Tm 69 87 155.938980(17) 83.8(18) β+ (99.93%) 156Er 2- (0.064%) 152Er 156mTm 203.6(5) keV ~400 ns (11-) 157Tm 69 88 156.93697(3) 3.63(9) min β+ 157Er 1/2+ 158Tm 69 89 157.936980(27) 3.98(6) min β+ 158Er 2- 158mTm 50(100)# keV ~20 ns (5+) 159Tm 69 90 158.93498(3) 9.13(16) min β+ 159Er 5/2+ 160Tm 69 91 159.93526(4) 9.4(3) min β+ 160Er 1- 160m1Tm 70(20) keV 74.5(15) IT (85%) 160Tm 5(+#) β+ (15%) 160Er 160m2Tm 98.2+X keV ~200 ns (8) 161Tm 69 92 160.93355(3) 30.2(8) min β+ 161Er 7/2+ 161m1Tm 7.4(2) keV 5# min 1/2+ 161m2Tm 78.20(3) keV 110(3) ns 7/2- 162Tm 69 93 161.933995(28) 21.70(19) min β+ '''162Er''' 1- 162mTm 130(40) keV 24.3(17) IT (82%) 162Tm 5+ β+ (18%) '''162Er''' 163Tm 69 94 162.932651(6) 1.810(5) β+ 163Er 1/2+ 164Tm 69 95 163.93356(3) 2.0(1) min β+ '''164Er''' 1+ 164mTm 10(6) keV 5.1(1) min IT (80%) 164Tm 6- β+ (20%) '''164Er''' 165Tm 69 96 164.932435(4) 30.06(3) β+ 165Er 1/2+ 166Tm 69 97 165.933554(13) 7.70(3) β+ '''166Er''' 2+ 166mTm 122(8) keV 340(25) ms IT 166Tm 6- 167Tm 69 98 166.9328516(29) 9.25(2) '''167Er''' 1/2+ 167m1Tm 179.480(19) keV 1.16(6) µs (7/2)+ 167m2Tm 292.820(20) keV 0.9(1) µs 7/2- 168Tm 69 99 167.934173(3) 93.1(2) β+ (99.99%) '''168Er''' 3+ β- (0.01%) '''168Yb''' 169Tm 69 100 168.9342133(27) '''안정''' 1/2+ 1.0000 170Tm 69 101 169.9358014(27) 128.6(3) β- (99.86%) '''170Yb''' 1- (0.14%) '''170Er''' 170mTm 183.197(4) keV 4.12(13) µs (3)+ 171Tm 69 102 170.9364294(28) 1.92(1) β- '''171Yb''' 1/2+ 171mTm 424.9560(15) keV 2.60(2) µs 7/2- 172Tm 69 103 171.938400(6) 63.6(2) β- '''172Yb''' 2- 173Tm 69 104 172.939604(5) 8.24(8) β- '''173Yb''' (1/2+) 173mTm 317.73(20) keV 10(3) µs (7/2-) 174Tm 69 105 173.94217(5) 5.4(1) min β- '''174Yb''' (4)- 175Tm 69 106 174.94384(5) 15.2(5) min β- 175Yb (1/2+) 176Tm 69 107 175.94699(11) 1.85(3) min β- 176Yb (4+) 177Tm 69 108 176.94904(32)# 90(6) β- 177Yb (7/2-) 178Tm 69 109 177.95264(43)# 30# β- 178Yb 179Tm 69 110 178.95534(54)# 20# β- 179Yb 1/2+# == 각주 == 분류:툴륨 동위 원소 분류:원소별 동위 원소 목록