Dynamic Modeling Uncovers Feedback Effects in Terahertz Quantum Cascade Lasers
A new theoretical framework combining density matrix transport simulations with Maxwell–Bloch equations explains how optical feedback alters terahertz laser mode ...
Tag: Semiconductor physics
Homotopy Perturbation Analysis Reveals Wave Stability in Nonlocal Semiconductor Media
A theoretical study demonstrates that the homotopy perturbation method effectively identifies stable and unstable wave regimes across coupled physical fields ...
N-polar GaN HEMTs Predicted for High-Power Terahertz Sources
Numerical simulations indicate that N-polar AlGaN/GaN HEMTs can generate milliwatts of terahertz power, significantly exceeding the output of current Ga-polar ...
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