Results 111 to 120 of about 226,730 (296)

Kinetic Delay in Cooperative Supramolecular Polymerization by Redefining the Trade‐Off Relationship between H‐Bonds and Van der Waals/π–π Stacking Interactions [PDF]

open access: bronze, 2023
William T. Gallonde   +8 more
openalex   +3 more sources

Tuning the Electronic Structure and Spin State of Fe─N─C Catalysts Using an Axial Oxygen Ligand and Fe Clusters for High‐Efficiency Rechargeable Zinc–Air Batteries

open access: yesAdvanced Functional Materials, EarlyView.
A FeN4─O/Clu@NC‐0.1Ac catalyst containing atomically‐dispersed FeN4─O sites (medium‐spin Fe2+) and Fe clusters delivered a half‐wave potential of 0.89 V for ORR and an overpotential of 330 mV at 10 mA cm−2 for OER in 0.1 m KOH. When the catalyst was used in a rechargeable Zn–air battery, a power density of 284.5 mW cm−2 was achieved with excellent ...
Yongfang Zhou   +8 more
wiley   +1 more source

(1,6,7,12-Tetraazaperylene-κ2N,N′)bis(4,4′,5,5′-tetramethyl-2,2′-bipyridyl-κ2N,N′)ruthenium(II) bis(hexafluoridophosphate) acetonitrile trisolvate

open access: yesActa Crystallographica Section E, 2014
In the title compound, rac-[Ru(C14H16N2)2(C16H8N4)](PF6)2·3C2H3N, discrete dimers of complex cations, [Ru(tmbpy)2tape]2+, of opposite chirality are formed (tmbpy = tetramethylbipyridine; tape = tetraazaperylene), held together by π–π stacking ...
Thomas Brietzke   +4 more
doaj   +1 more source

Geometry-diversified Coulomb excitations in trilayer AAB stacking graphene

open access: yes, 2018
The lower-symmetry trilayer AAB-stacked graphene exhibits rich electronic properties and thus diverse Coulomb excitations. Three pairs of unusual valence and conduction bands create nine available interband excitations for the undoped case, in which the ...
Gumbs, Godfrey   +3 more
core   +1 more source

Spectrally Tunable 2D Material‐Based Infrared Photodetectors for Intelligent Optoelectronics

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent optoelectronics through spectral engineering of 2D material‐based infrared photodetectors. Abstract The evolution of intelligent optoelectronic systems is driven by artificial intelligence (AI). However, their practical realization hinges on the ability to dynamically capture and process optical signals across a broad infrared (IR) spectrum.
Junheon Ha   +18 more
wiley   +1 more source

Crystal structure of 3-(3,4-dimethylanilino)-2-benzofuran-1(3H)-one

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2015
In the title compound, C16H15NO2, the 2-benzofuran-1(3H)-one and 3,4-dimethylaniline fragments are oriented with a dihedral angle of 89.12 (5)°. N—H...O hydrogen-bond interactions join molecules into C(6) chains propagating along the a axis. In addition,
Muhammad Salim   +3 more
doaj   +1 more source

Programmable molecular recognition based on the geometry of DNA nanostructures [PDF]

open access: yes, 2011
From ligand–receptor binding to DNA hybridization, molecular recognition plays a central role in biology. Over the past several decades, chemists have successfully reproduced the exquisite specificity of biomolecular interactions.
Rothemund, Paul W. K., Woo, Sungwook
core  

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