Semiconductor substrate, method for producing semiconductor substrate, substrate for semiconductor growth, method for producing substrate for semiconductor growth, semiconductor element, light-emitting element, display panel, electronic element, solar cell element, and electronic device
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United States of America Patent
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Apr 7, 2015
Grant Date -
Jul 26, 2012
app pub date -
Sep 7, 2010
filing date -
Sep 7, 2009
priority date (Note) -
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Abstract
A semiconductor substrate that includes a semiconductor layer that exhibits high crystallinity includes a graphite layer formed of a heterocyclic polymer obtained by condensing an aromatic tetracarboxylic acid and an aromatic tetramine, and a semiconductor layer that is grown on the surface of the graphite layer, or includes a substrate that includes a graphite layer formed of a heterocyclic polymer obtained by condensing an aromatic tetracarboxylic acid and an aromatic tetramine on its surface, a buffer layer that is grown on the surface of the graphite layer, and a semiconductor layer that is grown on the surface of the buffer layer.
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