InGaAs quantum well based dual-wavelength external cavity surface emitting laser for wideband tunable mid-infrared difference frequency generation
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Luminescence"
DOI: 10.1016/j.jlumin.2018.08.063
Abstract: Abstract A two-chip vertical external cavity surface emitting laser with dual- wavelength output is presented. The active region of gain chip 1, designed for 960 nm wavelength, is composed of 6 repeats of strain uncompensated In0.185Ga0.815As/… read more here.
Keywords: surface emitting; quantum; cavity surface; dual wavelength ... See more keywords
Study and Application of Birefringent Nanoporous GaN in the Polarization Control of Blue Vertical-Cavity Surface-Emitting Lasers
Sign Up to like & getrecommendations! Published in 2021 at "ACS Photonics"
DOI: 10.1021/acsphotonics.1c00211
Abstract: III-Nitride vertical-cavity surface-emitting lasers (VCSELs) have attracted much attention during the last two decades. Control of the laser polarization in VCSELs is one of the main challenges tha... read more here.
Keywords: surface emitting; emitting lasers; cavity surface; vertical cavity ... See more keywords
Fundamental transverse mode operation of a type-II vertical-external-cavity surface-emitting laser at 1.2 µm
Sign Up to like & getrecommendations! Published in 2017 at "Electronics Letters"
DOI: 10.1049/el.2016.3732
Abstract: The modal properties of a novel vertical-external-cavity surface-emitting laser with (GaIn)As/Ga(AsSb)/(GaIn)As type-II quantum wells are analysed. The device, emitting at a wavelength around 1175 nm, is operated in TEM00 mode and optimised for a high… read more here.
Keywords: surface emitting; emitting laser; vertical external; cavity surface ... See more keywords
Room-temperature operation of c-plane GaN vertical cavity surface emitting laser on conductive nanoporous distributed Bragg reflector
Sign Up to like & getrecommendations! Published in 2020 at "Applied Physics Letters"
DOI: 10.1063/5.0012281
Abstract: Technological feasibility of III-nitride vertical cavity surface emitting laser (VCSEL) has been hindered by the lack of an electrically conductive, easily manufacturable, wide reflection stop band distributed Bragg reflector (DBR). Here, we present the first… read more here.
Keywords: surface emitting; emitting laser; cavity surface; distributed bragg ... See more keywords
Improved Thermal Property of strained InGaAlAs/AlGaAs Quantum Wells for 808nm Vertical Cavity Surface Emitting Lasers
Sign Up to like & getrecommendations! Published in 2021 at "Chinese Physics B"
DOI: 10.1088/1674-1056/ac16d0
Abstract: 808nm vertical cavity surface emitting lasers (VCSEL) with strained In0.13Ga0.75Al0.12As/Al0.3Ga0.7As quantum wells are designed and fabricated. Compared to the VCSELs with Al0.05Ga0.95As/Al0.3Ga0.7As quantum wells, the VCSELs with strained In0.13Ga0.75Al0.12As/Al0.3Ga0.7As quantum wells are demonstrated exhibiting higher… read more here.
Keywords: vertical cavity; quantum wells; surface emitting; 808nm vertical ... See more keywords
Reliability Analysis of Vertical Cavity Surface-Emitting Lasers Based on the Gamma Process
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Access"
DOI: 10.1109/access.2020.2965625
Abstract: Due to the long life and high reliability of vertical cavity surface-emitting lasers, the performance degradation experiment cost is high, and the experiment cycle is long, because the degradation failure process of a semiconductor laser… read more here.
Keywords: process; vertical cavity; surface emitting; reliability ... See more keywords
Optically-Fed 5GHz Patch Antennas Excited by Vertical-Cavity Surface-Emitting Lasers
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Lightwave Technology"
DOI: 10.1109/jlt.2021.3107197
Abstract: This paper describes a compact and low cost optically fed antenna for using as a receiver in 5G cellular networks and in distributed antenna systems. It compares the performance of two different topologies of patch… read more here.
Keywords: surface emitting; cavity surface; patch; optically fed ... See more keywords
Mode Engineering in Linear Coherently Coupled Vertical-Cavity Surface-Emitting Laser Arrays
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Journal of Selected Topics in Quantum Electronics"
DOI: 10.1109/jstqe.2019.2950799
Abstract: The supermode tuning of coherent 3 × 1 vertical-cavity surface-emitting laser arrays are characterized and simulated. The array elements are resonantly tuned to achieve coherent operation using selective current injection. Depending on the electrical bias, multiple… read more here.
Keywords: emitting laser; vertical cavity; laser arrays; surface emitting ... See more keywords
Polarization control of 795 nm vertical-cavity surface-emitting lasers by in-phase surface gratings.
Sign Up to like & getrecommendations! Published in 2022 at "Applied optics"
DOI: 10.1364/ao.472435
Abstract: 795 nm vertical-cavity surface-emitting lasers (VCSELs) with in-phase surface gratings are fabricated and investigated theoretically and experimentally. The polarization characteristics of 795 nm VCSELs with various grating periods and depths are analyzed using the rigorous… read more here.
Keywords: phase surface; surface; vertical cavity; polarization ... See more keywords
Ultrafast optical parametric oscillator pumped by a vertical external-cavity surface-emitting laser (VECSEL)
Sign Up to like & getrecommendations! Published in 2017 at "Optics Express"
DOI: 10.1364/oe.25.028983
Abstract: We report the first optical parametric oscillator synchronously pumped by a SESAM modelocked vertical external-cavity surface-emitting laser (VECSEL). As a nonlinear medium, we use a periodically poled MgO:PPLN crystal. The VECSEL operates at a wavelength… read more here.
Keywords: optical parametric; vertical external; cavity surface; external cavity ... See more keywords
Hybrid membrane-external-cavity surface-emitting laser.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.471455
Abstract: We develop, analyze, and demonstrate an optically-pumped semiconductor disk laser using an active mirror architecture formed by sandwiching the semiconductor gain membrane between two heatspreaders, one of which is coated with a high-reflectivity multilayer. Thermal… read more here.
Keywords: hybrid membrane; surface emitting; external cavity; membrane external ... See more keywords