Difference between revisions of "DeepBlueMarin 04222013"
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| Line 27: | Line 27: | ||
{| border="3" cellpadding="5" cellspacing="0" | {| border="3" cellpadding="5" cellspacing="0" | ||
| − | | Coin Size|| 511/ | + | | Coin Size|| 511/451 ratio || 511/748 ratio|| 511/1046 ratio |
|- | |- | ||
| − | | | + | | Large || 87740/6639 || 87740/2962 || 87740/2803 |
| + | |- | ||
| + | | Medium || || || | ||
| + | |- | ||
| + | | Small || || || | ||
|} | |} | ||
Revision as of 17:19, 9 May 2013
Irradiation of Silver coins from Deep Blue Marin performed on April 22, 2013
Large Coin
Raw Spectrum
Calibration
 |
 |
|
| Linear fit using several sources | Zoom in to the most intense line | The most intense line seems to be from positron annihilation |
Energy Calibrated spectrum
Peak Ratios
Ratio of 511 and
| Coin Size | 511/451 ratio | 511/748 ratio | 511/1046 ratio |
| Large | 87740/6639 | 87740/2962 | 87740/2803 |
| Medium | |||
| Small |