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HEAT TREATMENT APPARATUS FOR HEATING SUBSTRATE BY IRRADIATION WITH FLASH LIGHT

  • US 20140169772A1
  • Filed: 12/12/2013
  • Published: 06/19/2014
  • Est. Priority Date: 12/13/2012
  • Status: Abandoned Application
First Claim
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1. A heat treatment apparatus for heating a disc-shaped substrate by applying flash light to the substrate, comprising:

  • a chamber for accommodating the substrate;

    a susceptor for placing and holding the substrate thereon within the chamber,the susceptor including;

    a plate having a placement surface on which the substrate is placed;

    an annular shaped guide ring installed on the plate and having an inside diameter greater than a diameter of the substrate; and

    a plurality of support pins provided upright on the plate inward of the guide ring and for supporting the substrate in point contact with the substrate anda flash lamp for applying flash light to the substrate held by the susceptor.

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