CPC H01L 21/76254 (2013.01) [H01L 21/76256 (2013.01); H01L 21/76877 (2013.01)] | 20 Claims |
1. A manufacturing method of a semiconductor device, comprising:
providing a sacrificial substrate;
forming an epitaxial layer on the sacrificial substrate;
forming an etch stop layer on the epitaxial layer;
implanting carbon atoms into the etch stop layer;
forming a capping layer and a device layer on the etch stop layer, wherein the device layer and the etch stop layer are located on two opposite sides of the capping layer;
bonding a handle substrate to the device layer; and
removing the sacrificial substrate, the epitaxial layer, and the etch stop layer having the carbon atoms from the handle substrate.
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