CPC H01L 33/26 (2013.01) [H01L 33/22 (2013.01)] | 9 Claims |
1. A light-emitting semiconductor substrate, which is applied to a light-emitting semiconductor structure, comprising:
a base comprising an upper surface;
a plurality of protrusions integrally formed with the base, the protrusions spaced apart from each other on the upper surface, each of the protrusions comprising at least one inclined surface; and
a plurality of particle groups embodied inside both the base and each of the protrusions dispersedly to be a discontinuous distribution, each of the particle groups comprising Sn, Sn compounds or combinations thereof.
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