Highly efficient and tunable terahertz polarization converter based on double subwavelength metallic gratings infiltrated with liquid crystal.
Sign Up to like & getrecommendations! Published in 2022 at "Applied optics"
DOI: 10.1364/ao.469263
Abstract: In this work, a tunable cross-polarized transmission structure at the terahertz frequency was demonstrated, and the polarization state during modulation was investigated. The proposed structure can significantly enhance the polarization conversion performance of nematic liquid… read more here.
Keywords: efficient tunable; highly efficient; liquid crystal; polarization ... See more keywords
Highly efficient and tunable polarization rotator based on lithium niobate on an insulator.
Sign Up to like & getrecommendations! Published in 2023 at "Applied optics"
DOI: 10.1364/ao.483171
Abstract: The lithium niobate on an insulator (LNOI) platform has greatly advanced the development of integrated photonics recently, where efficient polarization management components are indispensable. In this work, we propose a highly efficient and tunable polarization… read more here.
Keywords: tunable polarization; efficient tunable; highly efficient; lithium niobate ... See more keywords
An efficient, tunable, and robust source of narrow-band photon pairs at the 87Rb D1 line.
Sign Up to like & getrecommendations! Published in 2020 at "Optics express"
DOI: 10.1364/oe.384081
Abstract: We present an efficient and robust source of photons at the 87Rb D1-line (795 nm) with a narrow bandwidth of δ = 226(1) MHz. The source is based on non-degenerate, cavity-enhanced spontaneous parametric down-conversion in a monolithic… read more here.
Keywords: efficient tunable; photon pairs; robust source; source ... See more keywords