K Fujita, M Hitaka, A Ito, M Yamanishi… - Optics express, 2016 - opg.optica.org
We present ultra-broadband room temperature monolithic terahertz quantum cascade laser (QCL) sources based on intra-cavity difference frequency generation, emitting continuously …
Terahertz quantum cascade laser sources based on intra-cavity difference-frequency generation are currently the only room-temperature mass-producible diode-laser-like …
AV Babichev, AS Kurochkin, EC Kolodeznyi… - Semiconductors, 2018 - Springer
The results of development of the basic structure and technological conditions of growing heterostructures for single-and dual-frequency quantum-cascade lasers are reported. The …
We present the operating principle, design, and performance of external-cavity (EC) and monolithic terahertz (THz) tuners based on intracavity difference-frequency generation …
Based on self-consistent ensemble Monte Carlo simulations coupled to the optical field dynamics, we investigate the giant nonlinear susceptibility giving rise to terahertz difference …
A Hamadou, JL Thobel, S Lamari - Optical Materials, 2016 - Elsevier
A four level rate equations model for a terahertz optically pumped electrically driven quantum cascade laser is here introduced and used to model the system both analytically …
This thesis will investigate different methods for realizing terahertz (THz) radiation. The work will look at the current state of the art in technologies for generating THz radiation using two …