ALUMINUM NITRIDE CRYSTALS HAVING LOW URBACH ENERGY AND HIGH TRANSPARENCY TO DEEP-ULTRAVIOLET WAVELENGTHS
In various embodiments, single-crystal aluminum nitride boules and substrates have low Urbach energies and/or absorption coefficients at deep-ultraviolet wavelengths. The single-crystal aluminum nitride may function as a platform for the fabrication of light-emitting devices such as light-emitting d...
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creator | SCHOWALTER, Leo J KIMURA, Toru YAMAOKA, Keisuke WANG, Shichao MIEBACH, Thomas BONDOKOV, Robert T CHEN, Jianfeng GRANDUSKY, James R |
description | In various embodiments, single-crystal aluminum nitride boules and substrates have low Urbach energies and/or absorption coefficients at deep-ultraviolet wavelengths. The single-crystal aluminum nitride may function as a platform for the fabrication of light-emitting devices such as light-emitting diodes and lasers. |
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The single-crystal aluminum nitride may function as a platform for the fabrication of light-emitting devices such as light-emitting diodes and lasers.</abstract><oa>free_for_read</oa></addata></record> |
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subjects | AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUSPOLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE APPARATUS THEREFOR BASIC ELECTRIC ELEMENTS CHEMISTRY CRYSTAL GROWTH ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR ELECTRICITY METALLURGY PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITHDEFINED STRUCTURE REFINING BY ZONE-MELTING OF MATERIAL SEMICONDUCTOR DEVICES SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITHDEFINED STRUCTURE SINGLE-CRYSTAL-GROWTH UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL ORUNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL |
title | ALUMINUM NITRIDE CRYSTALS HAVING LOW URBACH ENERGY AND HIGH TRANSPARENCY TO DEEP-ULTRAVIOLET WAVELENGTHS |
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