Difference between revisions of "Cf252 runs with HPGe"
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| − | !Run # !! RunTime [sec] !! distance[cm] !! n flux <math>[n/cm^2]</math><br><math>=\frac{n_{rate}t}{4\pi d^2}</math> <br>([[Cf-252 rates table|<small>Cf252 rates</small>]]) || Integral <br>n flux <math>[n/cm^2] </math> ||configuration || notes | + | !Run # !! RunTime [sec] !! distance[cm] !! n flux <math>[n/cm^2]</math><br><math>=\frac{n_{rate}t}{4\pi d^2}</math> <br>([[Cf-252 rates table|<small>Cf252 rates</small>]]) || Integral <br>n flux <br> <math>[n/cm^2] </math> ||configuration || notes |
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| − | | 5609 || 4060 || 30 || 6850 || 6850 || Cf252. Coincidence between HPGe and timing PMT || ToF spectrum exists but is hectic. Problem may be that the TDC stop is determined by a widened timing PMT pulse in coinc | + | | 5609 || 4060 || 30 || 6850 || 6850 || Cf252 in. Coincidence between HPGe and timing PMT || ToF spectrum exists but is hectic. Problem may be that the TDC stop is determined by a widened timing PMT pulse in coinc with a HPGe pulse that has high timing jitter. |
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| − | | none || 1250 || 26 || 2800 || 9655 || Not taking data during this time. | + | | none || 1250 || 26 || 2800 || 9655 || Not taking data during this time. | |
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| − | | 5611 || 2509 || 30 || 4230 || 13885 || | + | | 5611 || 2509 || 30 || 4230 || 13885 || Cf252 in. Coincidence between HPGe and timing PMT. TDC stop always 1200 ns after PMT timing pulse, otherwise same setup. |
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Revision as of 04:18, 30 December 2016
12/29/16
| Run # | RunTime [sec] | distance[cm] | n flux (Cf252 rates) |
Integral n flux |
configuration | notes |
|---|---|---|---|---|---|---|
| 5609 | 4060 | 30 | 6850 | 6850 | Cf252 in. Coincidence between HPGe and timing PMT | ToF spectrum exists but is hectic. Problem may be that the TDC stop is determined by a widened timing PMT pulse in coinc with a HPGe pulse that has high timing jitter. |
| none | 1250 | 26 | 2800 | 9655 | ||
| 5611 | 2509 | 30 | 4230 | 13885 | Cf252 in. Coincidence between HPGe and timing PMT. TDC stop always 1200 ns after PMT timing pulse, otherwise same setup. |