Achieving balance of valley occupancy in narrow AlAs quantum wells
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Applied Physics"
DOI: 10.1063/1.5079511
Abstract: The terahertz photoconductivity of 100 μ m and 20 μ m Hall bars fabricated from narrow AlAs quantum wells (QWs) of different widths is investigated in this paper. The photoresponse is dominated by collective magnetoplasmon… read more here.
Keywords: alas quantum; achieving balance; narrow alas; balance valley ... See more keywords
Optical orientation and alignment of excitons in direct and indirect band gap (In,Al)As/AlAs quantum dots with type-I band alignment
Sign Up to like & getrecommendations! Published in 2019 at "Physical Review B"
DOI: 10.1103/physrevb.99.195411
Abstract: The spin structure and spin dynamics of excitons in an ensemble of (In,Al)As/AlAs quantum dots (QDs) with type-I band alignment, containing both direct and indirect band gap dots, are studied. Time-resolved and spectral selective techniques… read more here.
Keywords: quantum dots; alas quantum; type band; direct indirect ... See more keywords
Optical Orientation of Excitons in a Longitudinal Magnetic Field in Indirect-Band-Gap (In,Al)As/AlAs Quantum Dots with Type-I Band Alignment
Sign Up to like & getrecommendations! Published in 2023 at "Nanomaterials"
DOI: 10.3390/nano13040729
Abstract: Exciton recombination and spin dynamics in (In,Al)As/AlAs quantum dots (QDs) with indirect band gap and type-I band alignment were studied. The negligible (less than 0.2 μeV) value of the anisotropic exchange interaction in these QDs… read more here.
Keywords: band; quantum dots; band gap; type band ... See more keywords