Decoupling the Impacts of Engineering Defects and Band Gap Alignment Mechanism on the Catalytic Performance of Holey 2D CeO2−x‐Based Heterojunctions
Sign Up to like & getrecommendations! Published in 2021 at "Advanced Functional Materials"
DOI: 10.1002/adfm.202103171
Abstract: Critical catalysis studies often lack elucidation of the mechanistic role of defect equilibria in solid solubility and charge compensation. This approach is applied to interpret the physicochemical properties and catalytic performance of a free‐standing 2D–3D… read more here.
Keywords: ceo2; performance; band gap; gap alignment ... See more keywords
Large Band Gap Narrowing and Prolonged Carrier Lifetime of (C4H9NH3)2PbI4 under High Pressure
Sign Up to like & getrecommendations! Published in 2019 at "Advanced Science"
DOI: 10.1002/advs.201900240
Abstract: Abstract Due to their superior optical and electronic properties and good stability, 2D organic–inorganic halide perovskites (OIHPs) exhibit strong potential for optoelectronic applications. However, the large band gap, short carrier lifetime, and high resistance hinder… read more here.
Keywords: carrier lifetime; gap; band gap; pressure ... See more keywords
A Wide Band Gap Naphthalene Semiconductor for Thin‐Film Transistors
Sign Up to like & getrecommendations! Published in 2017 at "Advanced electronic materials"
DOI: 10.1002/aelm.201600556
Abstract: This study reports a new simple organic semiconductor 2,6-bis(4-methoxyphenyl)naphthalene (BOPNA) with unprecedentedly large band gap of 3.35 eV and an apparent hole mobility of ≈1 cm2 V–1 s–1 measured in thin-film organic field-effect transistors in… read more here.
Keywords: semiconductor; band gap; thin film;
Control of Mesoscale Morphology and Photovoltaic Performance in Diketopyrrolopyrrole-Based Small Band Gap Terpolymers
Sign Up to like & getrecommendations! Published in 2017 at "Advanced Energy Materials"
DOI: 10.1002/aenm.201601138
Abstract: Morphology control is one of the key strategies in optimizing the performance of organic photovoltaic materials, particularly for diketopyrrolopyrrole (DPP)-based donor polymers. The design of DPP-based polymers that provide high power conversion efficiency (PCE) presents… read more here.
Keywords: small band; band gap; dpp based; morphology ... See more keywords
GW‐BSE Calculations of Electronic Band Gap and Optical Spectrum of ZnFe2O4: Effect of Cation Distribution and Spin Configuration
Sign Up to like & getrecommendations! Published in 2020 at "Chemphyschem"
DOI: 10.1002/cphc.201901088
Abstract: Abstract The G0W0, evGW0, evGW, and scGW0 approximations to many‐body perturbation theory combined with the Bethe‐Salpeter approach (BSE) are applied to calculate electronic and optical properties of the open‐shell spinel ferrite ZnFe2O4. The effect of… read more here.
Keywords: band gap; znfe2o4 effect; spectrum;
Solvent-Free Mechanochemical Synthesis of a Systematic Series of Pure-Phase Mixed-Halide Perovskites MAPb(Ix Br1-x )3 and MAPb(Brx Cl1-x )3 for Continuous Composition and Band-Gap Tuning.
Sign Up to like & getrecommendations! Published in 2020 at "ChemPlusChem"
DOI: 10.1002/cplu.201900723
Abstract: Hybrid perovskites have recently received much attention in optoelectronic applications. However, hybrid perovskites are unstable in a humid environment. Mixed halide perovskites (MHPs) show enhanced stability and band-gap tunability upon engineering of their halide composition.… read more here.
Keywords: mapb br1; phase; band gap; halide ... See more keywords
Determination of Conduction and Valence Band Electronic Structure of LaTiOx Ny Thin Film.
Sign Up to like & getrecommendations! Published in 2017 at "ChemSusChem"
DOI: 10.1002/cssc.201601632
Abstract: The nitrogen substitution into the oxygen sites of several oxide materials leads to a reduction of the band gap to the visible-light energy range, which makes these oxynitride semiconductors potential photocatalysts for efficient solar water… read more here.
Keywords: band gap; latiox thin; electronic structure; band ... See more keywords
Hexagonal ring electromagnetic band gap‐based slot antenna for circular polarization and performance enhancement
Sign Up to like & getrecommendations! Published in 2020 at "Microwave and Optical Technology Letters"
DOI: 10.1002/mop.32342
Abstract: In this article, a hexagonal ring electromagnetic band gap (HREBG) structure‐based circularly polarized (CP) slot antenna for improving performance is proposed. The proposed antenna has a compact structure with a low profile of 0.517λo × 0.517λo × 0.055λo (λo… read more here.
Keywords: hexagonal ring; ring electromagnetic; slot; performance ... See more keywords
Exciton-Dominated Ultrafast Optical Response in Atomically Thin PtSe2.
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DOI: 10.1002/smll.202103400
Abstract: Strongly bound excitons are a characteristic hallmark of 2D semiconductors, enabling unique light-matter interactions and novel optical applications. Platinum diselenide (PtSe2 ) is an emerging 2D material with outstanding optical and electrical properties and excellent… read more here.
Keywords: band gap; response; microscopy; exciton dominated ... See more keywords
Advances on the Application of Wide Band-Gap Insulating Materials in Perovskite Solar Cells.
Sign Up to like & getrecommendations! Published in 2023 at "Small methods"
DOI: 10.1002/smtd.202300377
Abstract: In recent years, the development of perovskite solar cells (PSCs) is advancing rapidly with their recorded photoelectric conversion efficiency reaching 25.8%. However, for the commercialization of PSCs, it is also necessary to solve their stability… read more here.
Keywords: wide band; gap insulating; insulating materials; band gap ... See more keywords
Infrared microthermometry of fluid inclusions in transparent to opaque minerals: challenges and new insights
Sign Up to like & getrecommendations! Published in 2020 at "Mineralium Deposita"
DOI: 10.1007/s00126-019-00950-z
Abstract: Infrared (IR) studies of fluid inclusions in opaque minerals provide direct insights into the ore-forming fluids. However, the challenge posed by the “warming effect” of IR light during microthermometry remains unresolved. Here we address this… read more here.
Keywords: opaque minerals; band gap; energy; microthermometry ... See more keywords