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sputter:pellet [2020/07/22 14:40]
jacobs
sputter:pellet [2020/07/27 14:08]
jacobs
Line 1: Line 1:
 ====== Cesium Sputter Source Target Change ====== ====== Cesium Sputter Source Target Change ======
-===== (Revised ​4/15/2009; Rev. 17 Aug 2011; Rev. 26 April 2016) =====+===== (Revised ​7/22/2020) =====
  
  
    - Obtain proper target. ​ Wear clean gloves when handling target and target holder. Determine if target is new or used. Used will have a blackened and scared tip.    - Obtain proper target. ​ Wear clean gloves when handling target and target holder. Determine if target is new or used. Used will have a blackened and scared tip.
 +   - Also, determine the proper Buncher Tube setting if you are changing beam species. ​ This will be your only chance to set it.
    - Turn off DEL HIGH VOLTAGE POWER SUPPLY ​ (Main Extractor Power) ​    - Turn off DEL HIGH VOLTAGE POWER SUPPLY ​ (Main Extractor Power) ​
    - Record present value and decrease Cesium Reservoir Current by 50%, usually to about 0.125 amp.    - Record present value and decrease Cesium Reservoir Current by 50%, usually to about 0.125 amp.
sputter/pellet.txt ยท Last modified: 2020/07/27 14:08 by jacobs