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Conferences > CLEO_SI > 2023 > SF2Q > SF2Q.5

Towards Electrically-Pumped AlGaN UV-A Lasers with Transparent Tunnel Junctions

Arnob Ghosh, Agnes M. D. M. Xavier, Sheikh Ifatur Rahman, Andrew Allerman, Siddharth Rajan, and Shamsul Arafin

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Abstract

Molecular beam epitaxy-grown GaN/AlGaN-based active regions were optimized by varying quantum-well widths to yield increased photoluminescence intensity at UV-A wavelengths. The optimized gain medium was then used in electrically-pumped laser structures with transparent tunnel junctions.

© 2023 The Author(s)

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