All_activitychart.png
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Summary
| Description |
English:
Uranium and Thorium activity ratios vs time. Q'/P' = 234U/238U, R'/Q' = 230Th/234U
|
| Date | 10 May 2014 (original upload date) |
| Source | Created by Paul Sheer |
| Author |
. The original uploader was Paulsheer at English Wikipedia . |
Licensing
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Original upload log
The original description page was
here
. All following user names refer to en.wikipedia.
| Date/Time | Dimensions | User | Comment |
|---|---|---|---|
| 2014-05-10 23:35 | 2981×2250× (643384 bytes) | Paulsheer |