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SUBSTRATE HOLDERS AND METHODS OF SUBSTRATE MOUNTING

  • US 20120263569A1
  • Filed: 04/13/2012
  • Published: 10/18/2012
  • Est. Priority Date: 04/14/2011
  • Status: Abandoned Application
First Claim
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1. A substrate holder for holding a semiconductor substrate for processing in a molecular beam epitaxy system, the substrate including a front side for epitaxial growth, an opposite backside, and an outer edge extending between the front side and the backside, the substrate holder comprising:

  • a body comprising a central opening extending from a backside to a top side of the body, an inner ring surrounding the central opening, and a substrate support lip extending from the inner ring into the central opening;

    at least one tensioning device operatively attached to the body and comprising a cam member and a spring in contact with a portion of the cam member, wherein the spring comprises an elongated portion having opposite ends and a contact portion extending from each of the opposite ends of the elongated portion for contacting the outer edge of the substrate.

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