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cleaning [2013/04/09 15:36] mcmastercleaning [2013/10/20 14:59] – external edit 127.0.0.1
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 ====== JM chip cleaning procedure as of 03/09/2013 ======  ====== JM chip cleaning procedure as of 03/09/2013 ====== 
  
-  * Fill 10 mL glass vial w/ polyprolyene cap about 2/3+  * Fill 10 mL glass vial w/ polyprolyene cap about 2/3 full with acetone
     * Glass has better acoustic coupling than plastic and removes a lot more     * Glass has better acoustic coupling than plastic and removes a lot more
   * Place chip in above vial and sonicate for 1 minute   * Place chip in above vial and sonicate for 1 minute
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   * Higher initial cost than other techniques presented here   * Higher initial cost than other techniques presented here
   * Takes a few minutes (but hopefully you aren't THAT impatient)   * Takes a few minutes (but hopefully you aren't THAT impatient)
 +
 +
 +===== Choice of container =====
 +
 +{{::cleaning:ultrasound:corner_noultra.jpg?300|}}
 +{{::cleaning:ultrasound:corner_ultra.jpg?300|}}
 +
 +Using a glass container with strong ultrasound cleans the chip well, but may be stronger than needed.  Above left: chip from lot that was not ultrasonic cleaned.  Above right: chip from same lot that was ultrasonic cleaned for 1 minute in glass 10 mL vial.  The corners have been chipped off
 +
  
 ===== Case study ===== ===== Case study =====
 
cleaning.txt · Last modified: 2024/06/15 15:24 by philpem
 
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