Dynamic characteristics and noise modelling of directly modulated quantum well-dots microdisk lasers on silicon
Sign Up to like & getrecommendations! Published in 2021 at "Laser Physics Letters"
DOI: 10.1088/1612-202x/ac44a3
Abstract: The small-signal amplitude modulation, threshold, and spectral characteristics of microdisk lasers with InGaAs/GaAs quantum well-dots active region were studied jointly with the spectral and threshold parameters of edge-emitting lasers made from the same epitaxial heterostructure.… read more here.
Keywords: dynamic characteristics; quantum well; well dots; microdisk lasers ... See more keywords
Specific Features of the Current–Voltage Characteristic of Microdisk Lasers Based on InGaAs/GaAs Quantum Well-Dots
Sign Up to like & getrecommendations! Published in 2019 at "Technical Physics Letters"
DOI: 10.1134/s1063785019100158
Abstract: Injection microlasers with an active region based on arrays of InGaAs/GaAs quantum well-dots, formed by deep etching, have been studied. The manner in which the current–voltage characteristic changes when the diameter microlaser is reduced shows… read more here.
Keywords: gaas quantum; voltage characteristic; well dots; ingaas gaas ... See more keywords
Experimental and Theoretical Examination of the Photosensitivity Spectra of Structures with In0.4Ga0.6As Quantum Well-Dots of the Optical Range (900–1050 nm)
Sign Up to like & getrecommendations! Published in 2020 at "Technical Physics Letters"
DOI: 10.1134/s1063785020030116
Abstract: Solar cells based on a new type of nanostructure (quantum well-dots) have been studied. These quantum well-dots (QWDs) are In0.4Ga0.6As layers with marked composition and thickness modulations. The energies of the observed optical transitions in… read more here.
Keywords: quantum; 4ga0 6as; well dots; in0 4ga0 ... See more keywords
Direct modulation characteristics of microdisk lasers with InGaAs/GaAs quantum well-dots
Sign Up to like & getrecommendations! Published in 2019 at "Photonics Research"
DOI: 10.1364/prj.7.000664
Abstract: GaAs-based microdisk lasers with an active region representing a dense array of indium-rich islands (InGaAs quantum well-dots) were studied using direct small-signal modulation. We demonstrate that using dense arrays of InGaAs quantum well-dots enables uncooled… read more here.
Keywords: quantum well; well dots; microdisk lasers; modulation characteristics ... See more keywords