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manufacture [2012/08/13 03:09]
mcmaster [Making ingots]
manufacture [2013/10/20 10:59] (current)
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 ====== Obtaining silicon ====== ​ ====== Obtaining silicon ====== ​
  
-Must be highly purified.  ​Most Si goes to the steel industry with <10% going to making wafers. [Wiki: Si]+Most Si goes to the steel industry with <10% going to making wafers. [Wiki: Si] 
 + 
 +FIXME: what does Si ore look like?
  
  
 ====== Making ingots ====== ​ ====== Making ingots ====== ​
  
-Melted ​in high temp furnace. A seed crystal ​is dropped in and forms large crystal.  Chemicals are added to give p or n doping.+Silicon must be highly purified for use in semiconductors. ​ Its melted ​in high temp furnace ​with several variations on how to purify it based on whether cost or purity (quality) ​is a higher concern.  Chemicals are added to give p or n doping.
  
 FIXME: steal a picture from Wiki or something FIXME: steal a picture from Wiki or something
 +
  
 ====== Making raw wafers ====== ​ ====== Making raw wafers ====== ​
 
manufacture.txt · Last modified: 2013/10/20 10:59 (external edit)
 
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