Carrier dynamics in hybrid nanostructure with electronic coupling from an InGaAs quantum well to InAs quantum dots
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Luminescence"
DOI: 10.1016/j.jlumin.2018.05.029
Abstract: Abstract Carrier dynamics including carrier relaxation and tunneling within a coupled InAs quantum dot (QD) – In0.15Ga0.85As quantum well (QW) hybrid nanostructure are investigated using photoluminescence (PL) spectroscopy. This coupled hybrid nanostructure shows a single… read more here.
Keywords: hybrid nanostructure; carrier dynamics; carrier; inas quantum ... See more keywords
Emission and HR-XRD study of MBE structures with InAs quantum dots and AlGaInAs strain reducing layers
Sign Up to like & getrecommendations! Published in 2018 at "Superlattices and Microstructures"
DOI: 10.1016/j.spmi.2018.10.005
Abstract: Abstract GaAs/Al0.30Ga0.70As quantum wells (QWs) with InAs quantum dot (QD) arrays covered by the different capping layers: Al0.30Ga0.70As or Al0.1Ga0.75In0.15As, have been investigated by means of the photoluminescence (PL) and high resolution X-ray diffraction (HR-XRD)… read more here.
Keywords: 30ga0 70as; al0 1ga0; al0 30ga0; xrd ... See more keywords
Low-Threshold Continuous-Wave Operation of Electrically Pumped 1.55 μm InAs Quantum Dash Microring Lasers
Sign Up to like & getrecommendations! Published in 2018 at "ACS Photonics"
DOI: 10.1021/acsphotonics.8b01341
Abstract: Densely integrated devices on a single chip enable both complex functionality and economy of scale. With a small footprint, microcavities with self-assembled InAs quantum dashes (QDashes) use minimal real estate cost while offering full photonic… read more here.
Keywords: continuous wave; pumped inas; wave operation; operation electrically ... See more keywords
Optical properties of bimodally distributed InAs quantum dots grown on digital AlAs0.56Sb0.44 matrix for use in intermediate band solar cells
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Applied Physics"
DOI: 10.1063/1.4984832
Abstract: High-quality InAs quantum dots (QDs) with nominal thicknesses of 5.0–8.0 monolayers were grown on a digital AlAs0.56Sb0.44 matrix lattice-matched to the InP(001) substrate. All QDs showed bimodal size distribution, and their optical properties were investigated… read more here.
Keywords: digital alas0; alas0 56sb0; grown digital; inas quantum ... See more keywords
Evolution of InAs quantum dots and wetting layer on GaAs (001): Peculiar photoluminescence near onset of quantum dot formation
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Applied Physics"
DOI: 10.1063/1.5139400
Abstract: InAs quantum dots (QDs) have been grown on a GaAs (001) substrate in the subcritical region of InAs coverage for transition from a 2-dimensional (2D) to a 3-dimensional growth mode. Evolution of QDs and the… read more here.
Keywords: peak; formation; coverage; inas quantum ... See more keywords
Charge scattering mechanisms in shallow InAs quantum wells
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Applied Physics"
DOI: 10.1063/1.5144680
Abstract: We studied the charge scattering mechanisms present in In0.2Al0.8Sb/InAs/Al0.8Ga0.2Sb wells placed in close proximity to the surface of the heterostructures, at depths from 7 nm to 15 nm. The heter... read more here.
Keywords: scattering mechanisms; charge scattering; inas quantum; mechanisms shallow ... See more keywords
Observation of fractional quantum Hall effect in an InAs quantum well
Sign Up to like & getrecommendations! Published in 2017 at "Physical Review B"
DOI: 10.1103/physrevb.96.241301
Abstract: The two-dimensional electron system in an InAs quantum well has emerged as a prime candidate for hosting exotic quasiparticles with non-Abelian statistics such as Majorana fermions and parafermions. To attain its full promise, however, the… read more here.
Keywords: observation fractional; quantum; hall; fractional quantum ... See more keywords
Strong electron-electron interactions of a Tomonaga-Luttinger liquid observed in InAs quantum wires
Sign Up to like & getrecommendations! Published in 2019 at "Physical Review B"
DOI: 10.1103/physrevb.99.155304
Abstract: We report strong electron-electron interactions in quantum wires etched from an InAs quantum well, a material generally expected to have strong spin-orbit interactions. We find that the current through the wires as a function of… read more here.
Keywords: inas quantum; quantum wires; strong electron; electron ... See more keywords
Three-Band Simulation of the g -Factor of an Electron in an InAs Quantum Well in Strong Magnetic Fields
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Nanomaterials"
DOI: 10.1155/2021/5542559
Abstract: The results of calculations of the Landau level and cyclotron - electron factor in strong magnetic fields in an InAs quantum well based on both the three-band and two-band models are presented. The calculations were… read more here.
Keywords: magnetic fields; three band; band; strong magnetic ... See more keywords
Optical control of spectral diffusion with single InAs quantum dots in a silver-embedded nanocone.
Sign Up to like & getrecommendations! Published in 2017 at "Optics express"
DOI: 10.1364/oe.25.008073
Abstract: We study the spectral diffusion in a single epitaxial InAs quantum dot placed in a silver-embedded nanocone structure. Making use of a series of stroboscopic detection of optical transitions, we demonstrate the temporal fluctuations in… read more here.
Keywords: spectral diffusion; silver embedded; diffusion single; inas quantum ... See more keywords
Measurement of the quantum-confined Stark effect in InAs/In(Ga)As quantum dots with p-doped quantum dot barriers.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.455491
Abstract: The quantum-confined Stark effect in InAs/In(Ga)As quantum dots (QDs) using non-intentionally doped and p-doped QD barriers was investigated to compare their performance for use in optical modulators. The measurements indicate that the doped QD barriers… read more here.
Keywords: inas quantum; quantum; quantum confined; confined stark ... See more keywords