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Tunneling emitter with nanohole openings

  • US 20030089900A1
  • Filed: 10/01/2002
  • Published: 05/15/2003
  • Est. Priority Date: 04/30/2001
  • Status: Active Grant
First Claim
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1. An emitter, comprising:

  • an electron supply;

    a porous cathode layer having nanohole openings; and

    a tunneling layer disposed between the electron supply and the cathode layer.

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