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Self-Pulsations in Terahertz Quantum Cascade Lasers under Strong Optical Feedback: The Effect of Multiple Reflections in the External Cavity

We have recently reported the self-pulsation phenomenon under strong optical feedback in terahertz (THz) quantum cascade lasers (QCLs). One important issue, however, we left open: the effect of multiple round trips in the external cavity on the laser response to feedback. Our current analysis also c...

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Detalles Bibliográficos
Autores principales: Qi, Xiaoqiong, Loh, Hui Yi, Taimre, Thomas, Bertling, Karl, Indjin, Dragan, Rakić, Aleksandar D.
Formato: Online Artículo Texto
Lenguaje:English
Publicado: MDPI 2022
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9658095/
https://www.ncbi.nlm.nih.gov/pubmed/36366193
http://dx.doi.org/10.3390/s22218501