Excitonic Properties of Chemically Synthesized 2D Organic-Inorganic Hybrid Perovskite Nanosheets.
Sign Up to like & getrecommendations! Published in 2018 at "Advanced materials"
DOI: 10.1002/adma.201704055
Abstract: 2D organic-inorganic hybrid perovskites (OIHPs) represent a unique class of materials with a natural quantum-well structure and quasi-2D electronic properties. Here, a versatile direct solution-based synthesis of mono- and few-layer OIHP nanosheets and a systematic… read more here.
Keywords: properties chemically; excitonic properties; chemically synthesized; organic inorganic ... See more keywords
Tunable Encapsulation and Doping of Monolayer MoS2 by In Situ Probing of Excitonic Properties During Atomic Layer Deposition
Sign Up to like & getrecommendations! Published in 2023 at "Advanced Materials Interfaces"
DOI: 10.1002/admi.202202429
Abstract: Here, it is shown that in situ spectroscopic ellipsometry (SE) is a powerful method for probing the effects of reactant adsorption and film formation on the excitonic properties of 2D materials during atomic layer deposition… read more here.
Keywords: monolayer mos2; layer deposition; atomic layer; deposition ... See more keywords
Gradient Type-II CdSe/CdSeTe/CdTe Core/Crown/Crown Heteronanoplatelets with Asymmetric Shape and Disproportional Excitonic Properties.
Sign Up to like & getrecommendations! Published in 2023 at "Small"
DOI: 10.1002/smll.202205729
Abstract: Characterized by their strong 1D confinement and long-lifetime red-shifted emission spectra, colloidal nanoplatelets (NPLs) with type-II electronic structure provide an exciting ground to design complex heterostructures with remarkable properties. This work demonstrates the synthesis and… read more here.
Keywords: crown crown; cdte core; core crown; cdse cdsete ... See more keywords
Pseudohalide induced tunable electronic and excitonic properties in two-dimensional single-layer perovskite for photovoltaics and photoelectronic applications
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Energy Chemistry"
DOI: 10.1016/j.jechem.2019.07.004
Abstract: Abstract Two-dimensional (2D) layered organic-inorganic hybrid perovskites have attracted much more attention for some applications than their three-dimensional (3D) perovskite counterparts due to their promising thermal and moisture stabilities. In particular, the 2D perovskite devices… read more here.
Keywords: excitonic properties; electronic excitonic; pseudohalide induced; perovskite ... See more keywords
Tuning the excitonic properties of ZnO:Sn thin films
Sign Up to like & getrecommendations! Published in 2019 at "Optical Materials"
DOI: 10.1016/j.optmat.2018.11.015
Abstract: Abstract The effects of Sn doping, deposition temperature, and post-annealing treatment on the excitonic behavior of ZnO:Sn (SZO) thin films deposited by dc-unbalanced magnetron sputtering have been studied. Sn doping induces the decrease of grain… read more here.
Keywords: thin films; excitonic properties; excitonic absorption; szo ... See more keywords
Piezoelectric Modulation of Excitonic Properties in Monolayer WSe2 under Strong Dielectric Screening.
Sign Up to like & getrecommendations! Published in 2021 at "ACS nano"
DOI: 10.1021/acsnano.1c04269
Abstract: We investigate the interaction of excitons in monolayer WSe2 with the piezoelectric field of surface acoustic wave (SAW) at room temperature using photoluminescence (PL) spectroscopy and report a large in-plane exciton polarizability of 8.43 ±… read more here.
Keywords: excitonic properties; dielectric screening; field; strong dielectric ... See more keywords
A systematic analysis of excitonic properties to seek optimal singlet fission: the BN-substitution patterns in tetracene
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Materials Chemistry C"
DOI: 10.1039/c9tc06581d
Abstract: The development of efficient organic-based photovoltaic devices is a vibrant area of research with the potential of providing a cheap source of sustainable energy to society. The attainable power conversion efficiencies could be strongly enhanced… read more here.
Keywords: excitonic properties; singlet fission; analysis excitonic; singlet ... See more keywords
Pressure-induced distinct excitonic properties of 2D perovskites with isomeric organic molecules for spacer cations.
Sign Up to like & getrecommendations! Published in 2023 at "Nanoscale"
DOI: 10.1039/d2nr06816h
Abstract: Spacer organic cations in two-dimensional (2D) perovskites play vital roles in inducing structural distortion of the inorganic components and dominating unique excitonic properties. However, there is still little understanding of spacer organic cations with identical… read more here.
Keywords: spacer cations; pressure; organic molecules; isomeric organic ... See more keywords
Electronic band structures and excitonic properties of delafossites: A GW-BSE study
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Applied Physics"
DOI: 10.1063/1.4991913
Abstract: We report the band structures and excitonic properties of delafossites CuMO2 (M=Al, Ga, In, Sc, Y, Cr) calculated using the state-of-the-art GW-BSE approach. We evaluate different levels of self-consistency of the GW approximations, namely G0W0,… read more here.
Keywords: excitonic properties; structures excitonic; electronic band; band ... See more keywords
Thickness-dependent excitonic properties of atomically thin 2H-MoTe2
Sign Up to like & getrecommendations! Published in 2020 at "Chinese Physics B"
DOI: 10.1088/1674-1056/ab5a3a
Abstract: Two-dimensional (2D) 2H-MoTe2 is a promising semiconductor because of its small bandgap, strong absorption, and low thermal conductivity. In this paper, we systematically study the optical and excitonic properties of atomically thin 2H-MoTe2 (1–5 layers).… read more here.
Keywords: excitonic properties; thin mote2; mote2; binding energy ... See more keywords