Results 161 to 170 of about 17,056 (298)

La0.8Sr0.2Co1-xMnxO3 perovskites as efficient bi-functional cathode catalysts for rechargeable zinc-air batteries

open access: yes, 2017
In this work, the La0.8Sr0.2Co1-xMnxO3 (x = 0, 0.2, 0.4, 0.6, 0.8,1) perovskites (LSCM) were synthesized by a facile improved sol-gel method. The crystalline structures, morphologies, Co/Mn valence states and oxygen adsorption/desorption behavior of the ...
Miao, He   +5 more
core  

Adaptive Coordination Engineering for Efficient and Robust H2 Release

open access: yesAdvanced Science, EarlyView.
β‐H elimination is a pivotal but challenging step in homogeneous formic acid dehydrogenation reactions due to strict hydride‐metal matching. By using a rationally designed Pd1Ag2 bimetallic system with adaptive Pd1‐Ag2/L2 coordination and formate bridges, it enables boosted formic acid dehydrogenation under ambient air (7.7 times higher than a Pd ...
Xiaolin Jiang   +8 more
wiley   +1 more source

Universal thiourea coupling enhances electron and ion transport in quinone cathodes for aqueous zinc batteries. [PDF]

open access: yesNat Commun
Hong H   +15 more
europepmc   +1 more source

Self-repairing interphase reconstructed in each cycle for highly reversible aqueous zinc batteries. [PDF]

open access: yesNat Commun, 2022
Zhang W   +13 more
europepmc   +1 more source

Interfacial Water Coordination on Ruthenium Oxide Nanoparticles Confined Within Covalent Organic Framework and Its Effect on Electrochemical Nitrate Reduction

open access: yesAdvanced Science, EarlyView.
We demonstrate how oxygen‐deficient ruthenium oxide (RuOx) nanoparticles confined within covalent organic framework achieve highly efficient nitrate‐to‐ammonia conversion. Strong interaction between RuOx nanoparticles and COF results in modified interfacial hydrogen‐bond water network and adsorption of nitrogenous intermediates.
Yun Li   +6 more
wiley   +1 more source

Redefining Separator Design and Water Activity for High-Energy Zinc Batteries Using Covalent Organic Framework. [PDF]

open access: yesAdv Mater
Zhang K   +12 more
europepmc   +1 more source

Reconstruction of Ultrafine MnS‐Induced Vacancy‐Rich Co9S6.29 Precatalysts in Mesoporous S‐Doped N‐Rich Hollow Carbon Nanotubes Enables Dynamic O‐Vacancy Cycling for High‐Performance Zn‐Air Batteries

open access: yesAdvanced Science, EarlyView.
We develop vacancy‐rich Co9S6.29 precatalysts formed via ultrafine MnS‐induced lattice distortion in mesoporous S‐doped N‐rich hollow carbon nanotubes (CM@SNHCTs). This CM@SNHCT precatalyst is reconstructed into catalytically‐active cathode phases that enable efficient oxygen reduction/evolution reactions (ORR/OER) through dynamic O‐vacancy formation ...
Debarani Devi Khumujam   +10 more
wiley   +1 more source

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