Difference between revisions of "GTS meeting 7 23 18"
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(Created page with "* Summary of lifetime measurements: ** 10-min Sb Moly substrate photocathode lifetime: [https://logbooks/entry/3581648] ** 90-min Sb GaAs substrate photocathode lifetime: [htt...") |
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| + | * Measurements Conditions: | ||
| + | |||
| + | Gun = 200 kV | ||
| + | Laser rms = 0.436 mm | ||
| + | Gun Solenoid off | ||
| + | Anode bias = +1000 V | ||
| + | Upstream Ion Collector bias = -44 V | ||
| + | Downstream Ion Collector bias = -92 V (one electrode, second electrode is grounded) | ||
| + | |||
| + | |||
* Summary of lifetime measurements: | * Summary of lifetime measurements: | ||
** 10-min Sb Moly substrate photocathode lifetime: [https://logbooks/entry/3581648] | ** 10-min Sb Moly substrate photocathode lifetime: [https://logbooks/entry/3581648] | ||
| Line 4: | Line 14: | ||
** 60-min Sb GaAs substrate photocathode lifetime: [https://logbooks/entry/3581644] | ** 60-min Sb GaAs substrate photocathode lifetime: [https://logbooks/entry/3581644] | ||
** 30-min Sb GaAs substrate photocathode lifetime: [https://logbooks/entry/3581642] | ** 30-min Sb GaAs substrate photocathode lifetime: [https://logbooks/entry/3581642] | ||
| + | |||
| + | |||
| + | * Laser heating measurements: | ||
| + | ** 60-min Sb GaAs substrate photocathode heating | ||
| + | ** 30-min Sb GaAs substrate photocathode heating | ||
Latest revision as of 08:49, 23 July 2018
- Measurements Conditions:
Gun = 200 kV Laser rms = 0.436 mm Gun Solenoid off Anode bias = +1000 V Upstream Ion Collector bias = -44 V Downstream Ion Collector bias = -92 V (one electrode, second electrode is grounded)
- Summary of lifetime measurements:
- Laser heating measurements:
- 60-min Sb GaAs substrate photocathode heating
- 30-min Sb GaAs substrate photocathode heating