Elimination of Bimodal Size in InAs/GaAs Quantum Dots for Preparation of 1.3-μm Quantum Dot Lasers
Sign Up to like & getrecommendations! Published in 2018 at "Nanoscale Research Letters"
DOI: 10.1186/s11671-018-2472-y
Abstract: The device characteristics of semiconductor quantum dot lasers have been improved with progress in active layer structures. Self-assembly formed InAs quantum dots grown on GaAs had been intensively promoted in order to achieve quantum dot… read more here.
Keywords: inas gaas; quantum; quantum dot; dot lasers ... See more keywords
Directly modulated 1.3 μm quantum dot lasers epitaxially grown on silicon.
Sign Up to like & getrecommendations! Published in 2018 at "Optics express"
DOI: 10.1364/oe.26.007022
Abstract: We report the first demonstration of direct modulation of InAs/GaAs quantum dot (QD) lasers grown on on-axis (001) Si substrate. A low threading dislocation density GaAs buffer layer enables us to grow a high quality… read more here.
Keywords: quantum dot; epitaxially grown; lasers epitaxially; dot lasers ... See more keywords
InAs/InGaAs Quantum Dot Lasers on Multi-Functional Metamorphic Buffer Layers.
Sign Up to like & getrecommendations! Published in 2021 at "Optics express"
DOI: 10.1364/oe.433030
Abstract: With the development of dry fiber over the past two decades, the E-band has become a new telecommunication wavelength. However, owing to material constraints, an effective high-performance semiconductor light source has not yet been realized.… read more here.
Keywords: quantum dot; dot lasers; metamorphic buffer; buffer ... See more keywords
High slope-efficiency quantum-dot lasers grown on planar exact silicon (001) with asymmetric waveguide structures.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.454895
Abstract: We report electrically pumped continuous-wave (CW) InAs/GaAs quantum dot lasers directly grown on planar exact silicon (001) with asymmetric waveguide structures. Surface hydrogen-annealing for the GaAs/ Si (001) templates and low-temperature growth for GaInP upper… read more here.
Keywords: slope efficiency; dot lasers; planar exact; quantum dot ... See more keywords
Square wave excitability in quantum dot lasers under optical injection.
Sign Up to like & getrecommendations! Published in 2019 at "Optics letters"
DOI: 10.1364/ol.44.000347
Abstract: Quantum dot lasers display many unique dynamic phenomena when optically injected. Bistability has been predicted in a region of high injection strength. Experimentally, we show that a square wave phenomenon, rather than a phase-locked bistability,… read more here.
Keywords: dot lasers; square wave; injection; quantum dot ... See more keywords
Monolithic Integration of O-Band InAs Quantum Dot Lasers with Engineered GaAs Virtual Substrate Based on Silicon
Sign Up to like & getrecommendations! Published in 2022 at "Nanomaterials"
DOI: 10.3390/nano12152704
Abstract: The realization of high-performance Si-based III-V quantum-dot (QD) lasers has long attracted extensive interest in optoelectronic circuits. This manuscript presents InAs/GaAs QD lasers integrated on an advanced GaAs virtual substrate. The GaAs layer was originally… read more here.
Keywords: quantum dot; dot lasers; virtual substrate; substrate ... See more keywords