鐨的同位素
圖表
|-
| rowspan=2|241Fm
| rowspan=2 style="text-align:right" | 100
| rowspan=2 style="text-align:right" | 141
| rowspan=2|241.07421(32)#
| rowspan=2|730(60) µs
| SF(>78%)
| (various)
| rowspan=2|5/2#+
|-
| (237Cf
|-
| 242Fm
| style="text-align:right" | 100
| style="text-align:right" | 142
| 242.07343(43)#
| 243Fm
| rowspan=3 style="text-align:right" | 100
| rowspan=3 style="text-align:right" | 143
| rowspan=3|243.07447(23)#
| rowspan=3|231(9) ms
| (91%)
| 239Cf
| rowspan=3|7/2−#
|-
| SF (9%)
| (various)
|-
| （不常見）
| 243Es
|-
| rowspan=2|244Fm
| rowspan=2 style="text-align:right" | 100
| rowspan=2 style="text-align:right" | 144
| rowspan=2|244.07404(22)#
| rowspan=2|3.12(8) ms
| SF (99%)
| (various)
| rowspan=2|0+
|-
| (1%)
| 240Cf
|-
| rowspan=3|245Fm
| rowspan=3 style="text-align:right" | 100
| rowspan=3 style="text-align:right" | 145
| rowspan=3|245.07535(21)#
| rowspan=3|4.2(13) s
| (95.7%)
| 241Cf
| rowspan=3|1/2+#
|-
| (4.2%)
| 245Es
|-
| SF (.13%)
| (various)
|-
| rowspan=4|246Fm
| rowspan=4 style="text-align:right" | 100
| rowspan=4 style="text-align:right" | 146
| rowspan=4|246.075350(17)
| rowspan=4|1.54(4) s
| (85%)
| 242Cf
| rowspan=4|0+
|-
| (10%)
| 246Es
|-
| , SF (10%)
| (various)
|-
| SF (4.5%)
| (various)
|-
| rowspan=2|247Fm
| rowspan=2 style="text-align:right" | 100
| rowspan=2 style="text-align:right" | 147
| rowspan=2|247.07695(12)#
| rowspan=2|31(1) s
| (>50%)
| 243Cf
| rowspan=2|(7/2+)
|-
| (247Es
|-
| rowspan=3|248Fm
| rowspan=3 style="text-align:right" | 100
| rowspan=3 style="text-align:right" | 148
| rowspan=3|248.077186(9)
| rowspan=3|35.1(8) s
| (93%)
| 244Cf
| rowspan=3|0+
|-
| (7%)
| 248Es
|-
| SF (.10%)
| (various)
|-
| rowspan=2|249Fm
| rowspan=2 style="text-align:right" | 100
| rowspan=2 style="text-align:right" | 149
| rowspan=2|249.078928(7)
| rowspan=2|1.6(1) min
| (85%)
| 249Es
| rowspan=2|(7/2+)#
|-
| (15%)
| 245Cf
|-
| rowspan=3|250Fm
| rowspan=3 style="text-align:right" | 100
| rowspan=3 style="text-align:right" | 150
| rowspan=3|250.079521(9)
| rowspan=3|30.4(15) min
| (90%)
| 246Cf
| rowspan=3|0+
|-
| (10%)
| 250Es
|-
| SF (6.9×10−3%)
| (various)
|-
| style="text-indent:1em" | 250mFm
| colspan="3" style="text-indent:2em" | 1199.2(10) keV
| 1.92(5) s
| IT
| 250Fm
| (8−)
|-
| rowspan=2|251Fm
| rowspan=2 style="text-align:right" | 100
| rowspan=2 style="text-align:right" | 151
| rowspan=2|251.081540(16)
| rowspan=2|5.30(8) h
| (98.2%)
| 251Es
| rowspan=2|(9/2−)
|-
| (1.8%)
| 247Cf
|-
| style="text-indent:1em" | 251mFm
| colspan="3" style="text-indent:2em" | 200.09(11) keV
| 21.1(16) µs
|
|
| (5/2+)
|-
| rowspan="2" |252Fm
| rowspan="2" style="text-align:right" | 100
| rowspan="2" style="text-align:right" | 152
| rowspan="2" |252.082467(6)
| rowspan="2" |25.39(4) h
| (99.99%)
| 248Cf
| rowspan="2" |0+
|-
| SF (.0023%)
| (various)
|-
| rowspan=2|253Fm
| rowspan=2 style="text-align:right" | 100
| rowspan=2 style="text-align:right" | 153
| rowspan=2|253.085185(4)
| rowspan=2|3.00(12) d
| (88%)
| 253Es
| rowspan=2|(1/2)+
|-
| (12%)
| 249Cf
|-
| rowspan=2|254Fm
| rowspan=2 style="text-align:right" | 100
| rowspan=2 style="text-align:right" | 154
| rowspan=2|254.0868544(30)
| rowspan=2|3.240(2) h
| (99.94%)
| 250Cf
| rowspan=2|0+
|-
| SF (.0592%)
| (various)
|-
| rowspan=2|255Fm
| rowspan=2 style="text-align:right" | 100
| rowspan=2 style="text-align:right" | 155
| rowspan=2|255.089964(5)
| rowspan=2|20.07(7) h
|
| 251Cf
| rowspan=2|7/2+
|-
| SF (2.4×10−5%)
| (various)
|-
| rowspan=2|256Fm
| rowspan=2 style="text-align:right" | 100
| rowspan=2 style="text-align:right" | 156
| rowspan=2|256.091774(8)
| rowspan=2|157.6(13) min
| SF (91.9%)
| (various)
| rowspan=2|0+
|-
| (8.1%)
| 252Cf
|-
| rowspan=2|257Fm
| rowspan=2 style="text-align:right" | 100
| rowspan=2 style="text-align:right" | 157
| rowspan=2|257.095106(7)
| rowspan=2|100.5(2) d
| (99.79%)
| 253Cf
| rowspan=2|(9/2+)
|-
| SF (.21%)
| (various)
|-
| 258Fm
| style="text-align:right" | 100
| style="text-align:right" | 158
| 258.09708(22)#
| 370(14) µs
| SF
| (various)
| 0+
|-
| 259Fm
| style="text-align:right" | 100
| style="text-align:right" | 159
| 259.1006(3)#
| 1.5(3) s
| SF
| (various)
| 3/2+#
|-
| 260Fm
| style="text-align:right" | 100
| style="text-align:right" | 160
| 260.10281(55)#
| 4 ms
|
|
| 0+
|}
参考文獻
- Isotope masses from [https://web.archive.org/web/20080923134436/http://www.nndc.bnl.gov/amdc/index.html Ame2003 Atomic Mass Evaluation] by G. Audi, A.H. Wapstra, C. Thibault, J. Blachot and O. Bersillon in Nuclear Physics A729 (2003).
- Half-life, spin, and isomer data selected from these sources. Editing notes on this article's talk page.
** Audi, Bersillon, Blachot, Wapstra. [http://amdc.in2p3.fr/web/nubase_en.html The Nubase2003 evaluation of nuclear and decay properties] , Nuc. Phys. A 729, pp. 3-128 (2003).
** National Nuclear Data Center, Brookhaven National Laboratory. Information extracted from the [http://www.nndc.bnl.gov/nudat2/ NuDat 2.1 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.
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