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style="background:#ffffff;" title="Half-life – Isotope: < 1 day; Nuclear isomer: < 1 day" |
{{{1}}}{{{2}}}
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| see also: title (mousehover text)
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by letter code
| example: Gd
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| -
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145Gd
|
< 1 day
|
| V
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146Gd
|
1–10 days
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| I
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149Gd
|
10–100 days
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| B
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153Gd
|
100 days–10 a
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| G
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148Gd
|
10–10,000 a
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| Y
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150Gd
|
10 ka–103 Ma
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| O
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152Gd
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> 700 Ma
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| R
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158Gd
|
Stable
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| Used in:
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by number code
| 0
|
|
1–10 years
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| 1
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10–100 years
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| 2
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100–1k years
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| 3
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1k–10k years
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| 4
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10k–100k years
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| 5
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100k–1M years
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| 6
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1M–10M years
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| 7
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10M–103M years
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| 8
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103M–700M years
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| 9
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700M–14G years
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| Used in:
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|
