釕（原子量：10107 2）共有 41 個同位素，其中有 7 個同位素是穩定的。 圖表 87Ru styletextalignright 44 styletextalignright 43 8694918 64 50 ms 15 µs 87Tc 12 88Ru styletextalignright 44 styletextalignright 44 8794026 43 13 3 s 12 32 s 88Tc 0 89Ru styletextalignright 44 styletextalignright 45 8893611 54 138 11 s 89Tc 72 90Ru styletextalignright 44 styletextalignright 46 8992989 32 117 9 s 90Tc 0 91Ru styletextalignright 44 styletextalignright 47 9092629 63 79 4 s 91Tc 92 rowspan3 styletextindent1em 91mRu rowspan3 colspan3 styletextindent2em 80 300 keV rowspan376 8 s 999 91Tc rowspan312 rowspan3 rowspan3 IT 1 91Ru 1 90Mo 92Ru styletextalignright 44 styletextalignright 48 9192012 32 365 5 min 92Tc 0 93Ru styletextalignright 44 styletextalignright 49 9291705 9 597 6 s 93Tc 92 rowspan3 styletextindent1em 93m1Ru rowspan3 colspan3 styletextindent2em 73440 10 keV rowspan3108 3 s 78 93Tc rowspan312 rowspan3 rowspan3 IT 22 93Ru 027 92Mo styletextindent1em 93m2Ru colspan3 styletextindent2em 20826 9 keV 220 17 µs 212 94Ru styletextalignright 44 styletextalignright 50 93911360 14 518 6 min 94Tc 0 styletextindent1em 94mRu colspan3 styletextindent2em 264455 25 keV 71 4 µs 8 95Ru styletextalignright 44 styletextalignright 51 94910413 13 1643 14 h 95Tc 52 96Ru styletextalignright 44 styletextalignright 52 95907598 8 colspan3 aligncenter 觀測上穩定 Believed to undergo decay to 96Mo with a halflife over 671016 years 0 00554 14 97Ru styletextalignright 44 styletextalignright 53 96907555 9 2791 4 d 97mTc 52 98Ru styletextalignright 44 styletextalignright 54 97905287 7 colspan3 aligncenter 0 00187 3 99Ru styletextalignright 44 styletextalignright 55 989059393 22 colspan3 aligncenter 52 01276 14 100Ru styletextalignright 44 styletextalignright 56 999042195 22 colspan3 aligncenter 0 01260 7 101Ru 裂變產物 styletextalignright 44 styletextalignright 57 1009055821 22 colspan3 aligncenter 52 01706 2 styletextindent1em 101mRu colspan3 styletextindent2em 52756 10 keV 175 4 µs 112 styletextalignright 44 styletextalignright 58 1019043493 22 colspan3 aligncenter 0 03155 14 103Ru styletextalignright 44 styletextalignright 59 1029063238 22 3926 2 d 103Rh 32 styletextindent1em 103mRu colspan3 styletextindent2em 2382 7 keV 169 7 ms IT 103Ru 112 104Ru styletextalignright 44 styletextalignright 60 103905433 3 colspan3 aligncenter 觀測上穩定 Believed to undergo decay to 104Pd 0 01862 27 105Ru styletextalignright 44 styletextalignright 61 104907753 3 444 2 h 105Rh 32 106Ru styletextalignright 44 styletextalignright 62 105907329 8 37359 15 d 106Rh 0 107Ru styletextalignright 44 styletextalignright 63 10690991 13 375 5 min 107Rh 52 108Ru styletextalignright 44 styletextalignright 64 10791017 12 455 5 min 108Rh 0 109Ru styletextalignright 44 styletextalignright 65 10891320 7 345 10 s 109Rh 52 110Ru styletextalignright 44 styletextalignright 66 10991414 6 116 6 s 110Rh 0 111Ru styletextalignright 44 styletextalignright 67 11091770 8 212 7 s 111Rh 52 112Ru styletextalignright 44 styletextalignright 68 11191897 8 175 7 s 112Rh 0 113Ru styletextalignright 44 styletextalignright 69 11292249 8 080 5 s 113Rh 52 styletextindent1em 113mRu colspan3 styletextindent2em 130 18 keV 510 30 ms 112 rowspan2114Ru rowspan2 styletextalignright 44 rowspan2 styletextalignright 70 rowspan211392428 25 rowspan2053 6 s 999 114Rh rowspan20 rowspan2 rowspan2 1 113Rh rowspan2115Ru rowspan2 styletextalignright 44 rowspan2 styletextalignright 71 rowspan211492869 14 rowspan2740 80 ms 999 115Rh rowspan2 rowspan2 rowspan2 1 114Rh 116Ru styletextalignright 44 styletextalignright 72 11593081 75 400 ms 300 ns 116Rh 0 117Ru styletextalignright 44 styletextalignright 73 11693558 75 300 ms 300 ns 117Rh 118Ru styletextalignright 44 styletextalignright 74 11793782 86 200 ms 300 ns 118Rh 0 119Ru styletextalignright 44 styletextalignright 75 11894284 75 170 ms 300 ns 120Ru styletextalignright 44 styletextalignright 76 11994531 86 80 ms 300 ns 0 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 Ru Category 釕