鐿（原子量：173045 10）的同位素，其中有 7 個同位素是在觀測上穩定的。 圖表 148Yb styletextalignright 70 styletextalignright 78 14796742 64 250 ms 148Tm 0 149Yb styletextalignright 70 styletextalignright 79 14896404 54 07 2 s 149Tm 1232 150Yb styletextalignright 70 styletextalignright 80 14995842 43 700 ms 200 ns 150Tm 0 rowspan2151Yb rowspan2 styletextalignright 70 rowspan2 styletextalignright 81 rowspan215095540 32 rowspan216 5 s 151Tm rowspan212 rowspan2 rowspan2 （不常見） 150Er rowspan2 styletextindent1em 151m1Yb rowspan2 colspan3 styletextindent2em 750 100 keV rowspan216 5 s 151Tm rowspan2112 rowspan2 rowspan2 （不常見） 150Er styletextindent1em 151m2Yb colspan3 styletextindent2em 1790 500 keV 26 7 µs 192 styletextindent1em 151m3Yb colspan3 styletextindent2em 2450 500 keV 20 1 µs 272 rowspan2152Yb rowspan2 styletextalignright 70 rowspan2 styletextalignright 82 rowspan215195029 22 rowspan2304 6 s 152Tm rowspan20 rowspan2 rowspan2 （不常見） 151Er rowspan3153Yb rowspan3 styletextalignright 70 rowspan3 styletextalignright 83 rowspan315294948 21 rowspan342 2 s 50 149Er rowspan372 rowspan3 rowspan3 50 153Tm 008 152Er styletextindent1em 153mYb colspan3 styletextindent2em 2700 100 keV 15 1 µs 272 rowspan2154Yb rowspan2 styletextalignright 70 rowspan2 styletextalignright 84 rowspan2153946394 19 rowspan20409 2 s 928 150Er rowspan20 rowspan2 rowspan2 7119 154Tm rowspan2155Yb rowspan2 styletextalignright 70 rowspan2 styletextalignright 85 rowspan2154945782 18 rowspan21793 19 s 89 151Er rowspan272 rowspan2 rowspan2 11 155Tm rowspan2156Yb rowspan2 styletextalignright 70 rowspan2 styletextalignright 86 rowspan2155942818 12 rowspan2261 7 s 90 156Tm rowspan20 rowspan2 rowspan2 10 152Er rowspan2157Yb rowspan2 styletextalignright 70 rowspan2 styletextalignright 87 rowspan2156942628 11 rowspan2386 10 s 995 157Tm rowspan272 rowspan2 rowspan2 5 153Er rowspan2158Yb rowspan2 styletextalignright 70 rowspan2 styletextalignright 88 rowspan2157939866 9 rowspan2149 13 min 9999 158Tm rowspan20 rowspan2 rowspan2 0021 154Er 159Yb styletextalignright 70 styletextalignright 89 15894005 2 167 9 min 159Tm 52 160Yb styletextalignright 70 styletextalignright 90 159937552 18 48 2 min 160Tm 0 161Yb styletextalignright 70 styletextalignright 91 160937902 17 42 2 min 161Tm 32 162Yb styletextalignright 70 styletextalignright 92 161935768 17 1887 19 min 162Tm 0 163Yb styletextalignright 70 styletextalignright 93 162936334 17 1105 25 min 163Tm 32 164Yb styletextalignright 70 styletextalignright 94 163934489 17 758 17 min 164Tm 0 165Yb styletextalignright 70 styletextalignright 95 16493528 3 99 3 min 165Tm 52 166Yb styletextalignright 70 styletextalignright 96 165933882 9 567 1 h 166Tm 0 167Yb styletextalignright 70 styletextalignright 97 166934950 5 175 2 min 167Tm 52 168Yb styletextalignright 70 styletextalignright 98 167933897 5 colspan3 aligncenter 觀測上穩定 Believed to undergo decay to 164Er or decay to 168Er with a halflife over 1301012 years 0 00013 1 169Yb styletextalignright 70 styletextalignright 99 168935190 5 32026 5 d 169Tm 72 styletextindent1em 169mYb colspan3 styletextindent2em 24199 3 keV 46 2 s IT 169Yb 12 170Yb styletextalignright 70 styletextalignright 100 1699347618 26 colspan3 aligncenter 觀測上穩定 Believed to undergo decay to 166Er 0 00304 15 styletextindent1em 170mYb colspan3 styletextindent2em 125846 14 keV 370 15 ns 4 171Yb styletextalignright 70 styletextalignright 101 1709363258 26 colspan3 aligncenter 觀測上穩定 Believed to undergo decay to 167Er 12 01428 57 styletextindent1em 171m1Yb colspan3 styletextindent2em 95282 2 keV 525 24 ms IT 171Yb 72 styletextindent1em 171m2Yb colspan3 styletextindent2em 122416 2 keV 265 20 ns 52 172Yb styletextalignright 70 styletextalignright 102 1719363815 26 colspan3 aligncenter 觀測上穩定 Believed to undergo decay to 168Er 0 02183 67 173Yb styletextalignright 70 styletextalignright 103 1729382108 26 colspan3 aligncenter 觀測上穩定 Believed to undergo decay to 169Er 52 01613 27 styletextindent1em 173mYb colspan3 styletextindent2em 3989 5 keV 29 1 µs 12 174Yb styletextalignright 70 styletextalignright 104 1739388621 26 colspan3 aligncenter 觀測上穩定 Believed to undergo decay to 170Er 0 03183 92 175Yb styletextalignright 70 styletextalignright 105 1749412765 26 4185 1 d 175Lu 72 styletextindent1em 175mYb colspan3 styletextindent2em 514865 4 keV 682 3 ms 12 176Yb styletextalignright 70 styletextalignright 106 1759425717 28 colspan3 aligncenter 觀測上穩定 Believed to undergo decay to 172Er or decay to 176Hf with a halflife over 1601015 years 0 01276 41 styletextindent1em 176mYb colspan3 styletextindent2em 10500 3 keV 114 3 s 8 177Yb styletextalignright 70 styletextalignright 107 1769452608 28 1911 3 h 177Lu 92 styletextindent1em 177mYb colspan3 styletextindent2em 3315 3 keV 641 2 s IT 177Yb 12 178Yb styletextalignright 70 styletextalignright 108 177946647 11 74 3 min 178Lu 0 179Yb styletextalignright 70 styletextalignright 109 17895017 32 80 4 min 179Lu 12 180Yb styletextalignright 70 styletextalignright 110 17995233 43 24 5 min 180Lu 0 181Yb styletextalignright 70 styletextalignright 111 18095615 43 1 min 181Lu 32 182YbDecay Product of Thorium232 styletextalignright 70 styletextalignright 112 18195824 43 30 s 300 ns β 182Lu 0 183Yb styletextalignright 70 styletextalignright 113 18296243 43 30 s 300 ns β 183Lu 32 184Yb styletextalignright 70 styletextalignright 114 18396500 54 7 s 300 ns β 184Lu 0 185Yb styletextalignright 70 styletextalignright 115 18496943 54 5 s 300 ns β 185Lu 92 186Yb styletextalignright 70 styletextalignright 116 0 187Yb styletextalignright 70 styletextalignright 117 參考文獻 Isotope masses from Ame2003 Atomic Mass Evaluation by G Audi AH Wapstra C Thibault J Blachot and O Bersillon in Nuclear Physics A729 2003 Isotopic compositions and standard atomic masses from Atomic weights of the elements Review 2000 IUPAC Technical Report Pure Appl Chem Vol 75 No 6 pp 683800 2003 and Atomic Weights Revised 2005 Halflife spin and isomer data selected from these sources Editing notes on this articles talk page Audi Bersillon Blachot Wapstra The Nubase2003 evaluation of nuclear and decay properties Nuc Phys A 729 pp 3128 2003 National Nuclear Data Center Brookhaven National Laboratory Information extracted from the NuDat 21 database retrieved Sept 2005 David R Lide ed Norman E Holden in CRC Handbook of Chemistry and Physics 85th Edition online version CRC Press Boca Raton Florida 2005 Section 11 Table of the Isotopes Yb Category 鐿