Abstract: Methods for forming semiconductor devices include providing a crystalline template having an initial grain size, annealing the crystalline template, the annealed template having a final grain size larger than the initial grain size, forming a buffer layer over the annealed template, and forming a semiconductor layer over the buffer layer.
Type:
Grant
Filed:
January 28, 2010
Date of Patent:
April 9, 2013
Assignee:
Solexant Corporation
Inventors:
Leslie G. Fritzemeier, Christopher J. Vineis
Abstract: Photovoltaic devices or solar cells are provided having one or more photoactive layers where at least one of the photoactive layers comprises a sublayer made of photoactive nanoparticles that differ in size, composition or both.