14 citations · 31 across the 6 of their papers we have counts for
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physics.optics2021★ 3 cited
GaN-based Bipolar Cascade Lasers with 25nm wide Quantum Wells: Simulation and Analysis
J. Piprek, G. Muziol, M. Siekacz +1
We analyze internal device physics, performance limitations, and optimization options for a unique laser design with multiple active regions separated by tunnel junctions, featurin…
cond-mat.mtrl-sci2021★ 6 cited
Polarization doping ab initio verification of the concept charge conservation and nonlocality
Ashfaq Ahmad, Pawel Strak, Pawel Kempisty +10
In this work, we study the emergence of polarization doping in AlxGa1-xN layers with graded composition from a theoretical viewpoint. We demonstrate that the charge conservation la…