Dynamically tunable coherent perfect absorption in topological insulators at oblique incidence.
Sign Up to like & getrecommendations! Published in 2021 at "Optics express"
DOI: 10.1364/oe.435440
Abstract: The effective engineering of light absorption has been the focus of intensive research to realize the novel optoelectronic devices based on a topological insulator, a unique topologically protected surface Dirac-state quantum material with excellent prospects… read more here.
Keywords: absorption; dynamically tunable; perfect absorption; coherent perfect ... See more keywords
Tunable and coherent terahertz source based on CdSiP2 crystal via collinear difference frequency generation.
Sign Up to like & getrecommendations! Published in 2022 at "Optics letters"
DOI: 10.1364/ol.455950
Abstract: CdSiP2 (CSP) crystals have attracted increasing attention as efficient optical conversion media. Herein, the optical properties of a CSP crystal grown with the vertical Bridgman method are measured by a terahertz time-domain spectrometer (THz-TDS) at… read more here.
Keywords: thz; difference frequency; frequency generation; tunable coherent ... See more keywords