LOW-DAMAGE ETCHING METHOD FOR III-NITRIDE
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Mar 3, 2016
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Dec 2, 2015
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Abstract
A low-damage etching method for a III-Nitride structure is disclosed. The method comprises: forming an etching mask on the III-Nitride structure, which is formed on a substrate; and etching the III-Nitride with the etching mask, wherein a temperature of the substrate changes dynamically or is kept at a constant temperature point between 200° C. and 700° C. during the etching.
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