Difference between revisions of "GTS meeting 4 04 17"

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* Plans for this week:
 
* Plans for this week:
# Laser spot walk to make sure spot is round and no clipping
+
# Beamline bake with full NEG activation – ''Done''
# Measure laser size versus laser power - Done
+
# Degas Faraday Cup – ''Done''
# Change laser size: x2 and x0.5
+
# Remove old laser – ''Done''
# Calibrate laser power meter at exit window vs input window - Done
+
# Put ND filters in front of YAG Screen cameras to prevent camera saturation – ''Done''
# Degas Faraday Cup - ''Done''
+
# Calibrate laser power meter at exit window vs input window – ''Done''
# Grow new photocathode with full active area - delayed to next week, will run first with existing limited active area photocathode
+
# Laser spot walk to make sure spot is round and no clipping – ''Done''
# Beamline bake - Done
+
# Measure laser size versus laser power – ''Checked'' – no dependence on power
# Remove old laser - Done
+
# Change laser size: x0.5 ''Done'' – now 0.239 mm rms, was 0.525 mm
# Put ND filters in front of YAG Screen cameras to prevent camera saturation - Done
+
# Grow new photocathode with full active area – ''Delayed to next week, will run first with existing limited-active area photocathode''

Latest revision as of 13:32, 17 April 2017

  • Plans for this week:
  1. Beamline bake with full NEG activation – Done
  2. Degas Faraday Cup – Done
  3. Remove old laser – Done
  4. Put ND filters in front of YAG Screen cameras to prevent camera saturation – Done
  5. Calibrate laser power meter at exit window vs input window – Done
  6. Laser spot walk to make sure spot is round and no clipping – Done
  7. Measure laser size versus laser power – Checked – no dependence on power
  8. Change laser size: x0.5 – Done – now 0.239 mm rms, was 0.525 mm
  9. Grow new photocathode with full active area – Delayed to next week, will run first with existing limited-active area photocathode