Results 101 to 110 of about 31,784 (298)

Electro-oxidation of ethanol on PtSn/CeO(2)-C electrocatalyst

, 2009
PtSn/CeO(2)-C electrocatalyst was prepared in a single step by an alcohol-reduction process using ethylene glycol as solvent and reducing agent and CeO(2) (15 wt%) and Vulcan XC72 (85 wt%) as supports.
ANJOS, Daniela M. dos, OLIVEIRA NETO, Almir, SPINACE, Estevam V., LINARDI, Marcelo, TREMILIOSI-FILHO, Germano   +4 more
core   +1 more source

Molybdenum Disulfide Bilayers Hybridized With Reduced Graphene Oxide Nanosheets for Enhanced Hydrogen Evolution Reaction

Advanced Materials Interfaces, EarlyView.
The integration of reduced graphene oxide nanosheet‐hybridized molybdenum disulfide bilayers to enhance hydrogen evolution reaction capabilities unveils thrilling opportunities for strain engineering, defect manipulation, and sophisticated twist‐angle assemblies with 2D heterostructures.
Bruno Ferreira Brischi, Gabriela Frajtag, João Pedro da Silva Mariano, Laís Fernanda Medeiros Ruela, Gustavo Duarte Verçosa, Camila Desiderio Fernandes, Murilo Santhiago, Letícia Mariê Minatogau Ferro, Leandro Merces   +8 more
wiley   +1 more source

Green Synthesis and Application of Biochar Derived from Alien Vegetation Wood for Proton Exchange Membrane Fuel Cells

ChemistryOpen
Invasive alien vegetation brought about by various human activities has grown to be a significant threat to the ecosystem and its diversity; therefore, control strategies to combat this threat are being explored.
Alunge Gift Sobekwa, Nakedi Albert Mojapelo, Evan David Visser, Ntalane Sello Seroka, Lindiwe Khotseng   +4 more
doaj   +1 more source

Bifunctional electrocatalyst

The present invention relates to bifunctional electrocatalyst for hydrogen electrooxidation and oxygen evolution reactions in water electrolyzers. The present invention also relates to a method to produce the bifunctional electrocatalyst and the PEM ...
Andersen, Shuang Ma; id_orcid, Sharma, Raghunandan; id_orcid, Karade, Swapnil Sanjay, Larsen, Mikkel Juul, Grahl-Madsen, Laila   +4 more
core   +1 more source

Engineering Ultra‐Low Fe or Ni Loading in Polymer Derived SiCN(O) Fibre Mats: Exploring the Performance towards Alkaline OER

Advanced Materials Interfaces, EarlyView.
Polymer‐derived SiCN(O) fibre mats enable anchoring of ultra‐low amounts of transition metals for efficient alkaline oxygen evolution. The distinct behaviour of Fe‐ and Ni‐based fibres highlights the importance of metal phase and support interactions in tailoring catalytic behaviour.
Eranezhuth Wasan Awin, Marwan Ben Miled, Aurélien Habrioux, Samuel Bernard, Stefan Schafföner, Günter Motz   +5 more
wiley   +1 more source

Novel synthesis of highly active Pt/C cathode electrocatalyst for direct methanol fuel cell

, 2003
A 40 wt% Pt/C cathode electrocatalyst with controlled Pt particle size of similar to 2.9 nm showing better performance than commercial catalyst for direct methanol fuel cell was prepared by a polyol process with water but without using stabilizing ...
Liu, JG, Sun, GQ, Xin, Q, Zhou, ZH, Wang, SL, Li, WZ, Zhou, WJ, Song, SQ, Wang, GX, Jiang, LH   +9 more
core   +1 more source

Interface Engineering of Porous Transport Layer‐Catalyst Layer in Proton Exchange Membrane Water Electrolyzers: A Comprehensive Review

Advanced Materials Interfaces, EarlyView.
The PTL–CL interface plays a decisive role in PEMWE performance by governing electron conduction, water supply, oxygen removal, catalyst utilization, and interfacial stability. This review summarizes interface‐related resistance sources, characterization methods, and engineering strategies, highlighting rational PTL–CL interface design for low‐cost ...
Aobo Wan, Zhengkai Tu
wiley   +1 more source

Scalable Production of Disordered Nickel‐Iron‐Aluminum Oxides as Stable Anodes for Water Electrolysis: The Role of Aluminum

Advanced Materials Interfaces, EarlyView.
Solution precursor plasma spraying enables the scalable fabrication of porous and disordered nickel‐iron‐aluminum oxide coatings as precious‐metal‐free anodes. Aluminum inhibits crystal growth, optimizes local atomic sites, and enhances charge and ion transport to accelerate reaction kinetics, leading to excellent performance and operational stability.
Tugce Ustunel, Joakim Bäckström, Esdras J. Canto‐Aguilar, Mouna Rafei, Litty Thomas Manamel, Mahesh Ramakrishnan, Konstantin Klementiev, Nina Grunditz, Erik Zimmerman, Thomas Wågberg, Susanne Holmin, Eduardo Gracia‐Espino   +11 more
wiley   +1 more source

Hydrothermally synthesis Cd(OH)2: a high efficiency catalyst for OER in green hydrogen production

Discover Applied Sciences
The development of an OER electrocatalyst that combines remarkable durability with high activity is a major concern in today’s energy transition. This study utilizes a hydrothermal technique to synthesize Cd(OH)2 directly on a nickel foam (NF) substrate ...
Neelam Nagda, Naveen Suthar, Pushpendra Kumar, K. K. Nagaraja, Ajay Saini   +4 more
doaj   +1 more source

Tri-Functional Electrocatalysis for Zinc-Air Battery Coupled Water Splitting: A Catalyst-Electrode-Device-System Perspective. [PDF]

Adv Sci (Weinh)
This review establishes a catalyst–electrode–device–system framework for tri‐functional HER/OER/ORR electrocatalysis that couples water splitting with Zn–air batteries. Five catalyst families are covered: noble‐metal, metal‐based, single‐atom, heterostructure, and metal‐free systems.
Di X, Duan C, Li S, Che Y, Liu X, Xiong C, Shen M, Wang Y, Hao D, Ni Y.   +9 more
europepmc   +2 more sources