Results 21 to 30 of about 549,625 (269)

Structure and Reactivity of CoFe₂O₄(001) Surfaces in Contact with a Thin Water Film

Physchem, 2022
CoFe2O4 is a promising catalytic material for many chemical reactions. We used ab initio molecular dynamic simulations to study the structure and reactivity of the A- and B-terminations of the low-index CoFe2O4(001) surfaces to water adsorption at room ...
Tim Kox, Amir Hossein Omranpoor, Stephane Kenmoe   +2 more
doaj   +1 more source

Development of Anion Exchange Membrane Water Electrolysis and the Associated Challenges: A Review

ChemElectroChem, 2023
Water electrolysis technologies for hydrogen production from renewable energy play an important role in a carbon‐free energy scenario. Anion exchange membrane water electrolysis (AEMWE) is one of the most cost‐effective and promising water electrolysis ...
Daxing Hua, Dr. Jinzhen Huang, Dr. Emiliana Fabbri, Moniba Rafique, Prof. Bo Song   +4 more
doaj   +1 more source

Effects of Dissociation Water Retention on Pore Structure Disintegration in Hydrate Sediments

Frontiers in Energy Research, 2020
During the depressurization process, natural gas hydrates (NGHs) decompose and release methane gas and water. Field experience shows that only 1% of the dissociation water is recovered, hindering the continuous pressure decline and further NGHs ...
Liu Yang, Shuo Wang, Hongfeng Lu, Ling Liu, Rina Sa   +4 more
doaj   +1 more source

Efficient hydrogen production on MoNi₄ electrocatalysts with fast water dissociation kinetics. [PDF]

Nat Commun, 2017
In water-alkali electrolyzers, sluggish water dissociation kinetics on platinum-free electrocatalysts result in poor hydrogen-production activities.
Zhang J, Wang T, Liu P, Liao Z, Liu S, Zhuang X, Chen M, Zschech E, Feng X.   +8 more
europepmc   +2 more sources

Modulating Water Splitting Kinetics via Charge Transfer and Interfacial Hydrogen Spillover Effect for Robust Hydrogen Evolution Catalysis in Alkaline Media

Advanced Science, 2023
Designing and synthesizing advanced electrocatalysts with superior intrinsic activity toward hydrogen evolution reaction (HER) in alkaline media is critical for the hydrogen economy.
Yiming Jiang, Juncai Leng, Shiqi Zhang, Tingyi Zhou, Mingxuan Liu, Shuoming Liu, Yahui Gao, Jianwei Zhao, Lei Yang, Li Li, Wei Zhao   +10 more
doaj   +1 more source

Formation of a Low-Density Liquid Phase during the Dissociation of Gas Hydrates in Confined Environments

Nanomaterials, 2021
The large amounts of natural gas in a dense solid phase stored in the confined environment of porous materials have become a new, potential method for storing and transporting natural gas.
Lihua Wan, Xiaoya Zang, Juan Fu, Xuebing Zhou, Jingsheng Lu, Jinan Guan, Deqing Liang   +6 more
doaj   +1 more source

Mass Transfer Phenomena during Electrodialysis of Multivalent Ions: Chemical Equilibria and Overlimiting Currents

Applied Sciences, 2018
Electrodialysis is utilized for the deionization of saline streams, usually formed by strong electrolytes. Recently, interest in new applications involving the transport of weak electrolytes through ion-exchange membranes has increased. Clear examples of
Manuel César Martí-Calatayud, Montserrat García-Gabaldón, Valentín Pérez-Herranz   +2 more
doaj   +1 more source

Self‐integration exactly constructing oxygen‐modified MoNi alloys for efficient hydrogen evolution

EcoEnergy, 2023
Introducing oxygen atoms into nickel‐based alloys is an effective strategy for constructing water dissociation sites for hydrogen evolution reaction (HER).
Ya‐Nan Zhou, Wen‐Li Yu, Hai‐Jun Liu, Ruo‐Yao Fan, Guan‐Qun Han, Bin Dong, Yong‐Ming Chai   +6 more
doaj   +1 more source

Treatment of Cyanide-Free Wastewater from Brass Electrodeposition with EDTA by Electrodialysis: Evaluation of Underlimiting and Overlimiting Operations

Membranes, 2020
Growing environmental concerns have led to the development of cleaner processes, such as the substitution of cyanide in electroplating industries and changes in the treatment of wastewaters.
Kayo Santana Barros, Tatiana Scarazzato, Valentín Pérez-Herranz, Denise Crocce Romano Espinosa   +3 more
doaj   +1 more source

Benchmarking the performance of Density Functional Theory and Point Charge Force Fields in their Description of sI Methane Hydrate against Diffusion Monte Carlo [PDF]

, 2014
High quality reference data from diffusion Monte Carlo calculations are presented for bulk sI methane hydrate, a complex crystal exhibiting both hydrogen-bond and dispersion dominated interactions.
Angelos Michaelides, Dario Alfè, Michael D. Towler, Sloan E. D., Stephen J. Cox   +4 more
core   +2 more sources