Results 191 to 200 of about 29,895 (257)

Colloidal Quasi‐2D Cs2AgBiBr6 Double Perovskite Nanosheets: Synthesis and Application as High‐Performance Photodetectors

open access: yesSmall, EarlyView.
Layered quasi‐2D Cs2AgBiBr6 nanosheets, with large lateral dimensions of up to 1.4 µm, which are only a few nanometers thick, were synthesized as a result of systematic investigation of the roles of ligands and reaction temperature. The nanosheets were used to develop high‐performance photodetectors, yielding detectivity in the order of 1012 Jones with
Pannan I. Kyesmen   +4 more
wiley   +1 more source

Reversible Bond Dynamics Enable Crystallinity‐Healed COF Membranes for Selective Ion Transport

open access: yesSmall, EarlyView.
Conventional polymeric membranes are constrained by intrinsic trade‐offs between high ion permeability and precise selectivity due to disordered transport pathways. This article introduces a make‐then‐heal strategy for covalent organic framework membranes, decoupling crystallization from membrane formation.
Wenming Zhao   +9 more
wiley   +1 more source

Targeting cancer cell mitochondria with a multivalent source of singlet oxygen

open access: yesSmart Molecules, EarlyView.
Multivalent source of singlet oxygen can effectively target cancer cell mitochondria and cause improved cancer cell selective cytotoxicity at low micromolar concentrations. Abstract Naphthalene, anthracene and pyridone endoperoxides are known to thermally release singlet oxygen.
Wanwan Wang   +4 more
wiley   +1 more source

B Chromosome Transcriptional Inactivation in the Spermatogenesis of the Grasshopper Eyprepocnemis plorans. [PDF]

open access: yesGenes (Basel)
Santos JL   +7 more
europepmc   +1 more source

Influence of the Chemical Composition on the Perovskites Anharmonicity: Toward a Stable Inorganic Perovskite

open access: yesSolar RRL, EarlyView.
This study investigates the effect of the chemical composition on the properties of A(BB’)(XX’)3$_3$ inorganic halide perovskites with density functional theory. By correlating distortion amplitudes with both composition and the Goldschmidt tolerance factor, we propose a pragmatic approach to designing more stable and efficient perovskites, advancing ...
Antoine Gissler   +2 more
wiley   +1 more source

Individual differences in feelings of certainty surrounding mixed emotions. [PDF]

open access: yesPLoS One
Vaccaro AG   +4 more
europepmc   +1 more source

Rb4CuSb2X12 (X = Cl, Br) as Novel Vacancy‐Ordered Quadruple Perovskites

open access: yesZeitschrift für anorganische und allgemeine Chemie, EarlyView.
The vacancy‐ordered quadruple perovskites Rb4CuSb2X12 (X = Cl, Br) were crystallized from hydrohalic acid. Their crystal structures can be interpreted as new distortion variants of the perovskite structure with ordered vacancies. The electronic structure of Rb4CuSb2Br12 shows that the Br and Sb states form the valence band and the upper conduction band.
Mirko Bravic   +5 more
wiley   +1 more source

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