4.6 Article

Longitudinal-optical phonon absorption and dephasing in three-level terahertz quantum cascade structures with different injector anticrossings

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Summary: Terahertz frequencies are underutilized due to the lack of powerful and compact sources, but the invention of THz quantum cascade lasers has helped bridge this gap and expand potential applications. However, the technology is still limited by demanding cooling requirements, restricting its practical use outside of laboratory settings.

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