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FIELD-EFFECT TRANSISTOR

  • US 20100264419A1
  • Filed: 01/20/2009
  • Published: 10/21/2010
  • Est. Priority Date: 01/23/2008
  • Status: Active Grant
First Claim
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1. A field-effect transistor comprising at least a channel layer, a gate insulating layer, a source electrode, a drain electrode, and a gate electrode, which are formed on a substrate,wherein the channel layer is made of an amorphous oxide material that contains at least In and B, andwherein the amorphous oxide material has an element ratio B/(In+B) of 0.05 or higher and 0.29 or lower.

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