Results 141 to 150 of about 14,074,967 (383)

Backbone Heterojunction Photocatalysts for Efficient Sacrificial Hydrogen Production

open access: yesAdvanced Functional Materials, EarlyView.
Herein, a ‘single‐component’ organic semiconductor photocatalyst is presented in which a molecular donor is bonded to a polymer acceptor. The resultant material demonstrates exceptional photocatalytic activity for hydrogen evolution in aqueous triethylamine with an outstanding external quantum efficiency of 38% at 420 nm.
Richard J. Lyons   +11 more
wiley   +1 more source

Structural damping in sandwich shells

open access: yesEngineering Transactions, 1976
The basic equations governing the motion of sandwich shells are derived through the use of a variational procedure. Structural damping is investigated in the case of a cylindrical sandwich shell with dissimilar facings, executing axially symmetric free vibrations.
Ho Thien Tuan, S. Łukasiewicz
openaire   +2 more sources

Ion‐Selective Microporous Membranes via One‐Step Copolymerization Enable High‐Performance Redox Flow Batteries

open access: yesAdvanced Functional Materials, EarlyView.
A scalable one‐step copolymerization strategy is developed to produce low‐cost microporous ion exchange membranes that boost both the efficiency and lifespan of flow batteries. When combined with organic electrolytes in aqueous systems, these membranes enable safe and cheap flow battery energy storage, supporting the widespread integration of renewable
Jiaye Liu   +7 more
wiley   +1 more source

Study on the effect of stiffness parameter on response in dynamic modelling of the projectile

open access: yesScientific Reports
It is of great significance to understand and master the influence of stiffness parameters on the projectile configuration structure for the design and evaluation of configuration optimisation.
Jun Liang   +4 more
doaj   +1 more source

A Study on Equivalent Spherical Structure of Buckyball-C 60 Based on Continuum Shell Model

open access: yesLatin American Journal of Solids and Structures
The main goal of this research is to extract a suitable continuum modeling of buckyball-C60. For this purpose, firstly the lattice structure of buckyball-C60 is modelled and subsequently a spherical structure equivalent to fullerene structure is ...
Majid Jamal-Omidi   +2 more
doaj   +1 more source

Nitrogen-Doped CuO@CuS Core-Shell Structure for Highly Efficient Catalytic OER Application. [PDF]

open access: yesNanomaterials (Basel), 2023
Ahmed ATA   +8 more
europepmc   +1 more source

Reevaluating the Activity of ZIF‐8 Based FeNCs for Electrochemical Ammonia Production

open access: yesAdvanced Functional Materials, EarlyView.
Though receiving much attention, the field of electrochemical nitrogen reduction reaction (eNRR) to ammonia is marked by doubts about whether this reaction is possible in aqueous media. This work sheds light on this question for iron single‐atom on N‐doped carbon (FeNC) catalysts—a class of well‐known catalysts that is also worth testing for the sister
Caroline Schneider   +6 more
wiley   +1 more source

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