Transition metal carbides and nitrides as electrode materials for low temperature fuel cells

DJ Ham, JS Lee - Energies, 2009 - mdpi.com
Transition metal carbides (TMCs) and transition metal nitrides (TMNs) have attracted
attention as promising electrocatalysts that could replace noble metals of high price and …

Tungsten carbide nanowalls as electrocatalyst for hydrogen evolution reaction: New approach to durability issue

YJ Ko, JM Cho, I Kim, DS Jeong, KS Lee… - Applied Catalysis B …, 2017 - Elsevier
We report a new approach to the durability issue in tungsten carbide electrocatalyst for
hydrogen evolution reaction (HER), in a form radically differing from that of the conventional …

Multimodal grain size distribution and high hardness in fine grained tungsten fabricated by spark plasma sintering

O El-Atwani, DV Quach, M Efe, PR Cantwell… - Materials Science and …, 2011 - Elsevier
Preparation of fine grained, hard and ductile pure tungsten for future fusion reactor
applications was tested using the bottom-up approach via powder consolidation by spark …

Insights into the deactivation mechanism of metal carbide catalysts for dry reforming of methane via comparison of nickel-modified molybdenum and tungsten carbides

Z Yao, J Jiang, Y Zhao, F Luan, J Zhu, Y Shi, H Gao… - RSC …, 2016 - pubs.rsc.org
For the first time, Ni-modified Mo2C and WC catalysts with various Ni/M (M= Mo and W)
molar ratios were compared for dry reforming of CH4 with CO2 (DRM). Although Ni–Mo2C …

CdS quantum dots and tungsten carbide supported on anatase–rutile composite TiO 2 for highly efficient visible-light-driven photocatalytic H 2 evolution from water

Y Pan, T Zhou, J Han, J Hong, Y Wang… - Catalysis Science & …, 2016 - pubs.rsc.org
Developing efficient photocatalysts with noble-metal-free co-catalysts for visible-light-driven
photocatalytic H2 evolution from water is appealing yet remains challenging. Herein, by …

Pt modified tungsten carbide as anode electrocatalyst for hydrogen oxidation in proton exchange membrane fuel cell: CO tolerance and stability

A Hassan, VA Paganin, EA Ticianelli - Applied Catalysis B: Environmental, 2015 - Elsevier
Pt supported on tungsten carbide-impregnated carbon (Pt/WC/C) is evaluated for hydrogen
oxidation reaction in hydrogen/oxygen polymer electrolyte fuel cell at two different …

Designed synthesis of WC-based nanocomposites as low-cost, efficient and stable electrocatalysts for the hydrogen evolution reaction

Z Lv, D Liu, W Tian, J Dang - CrystEngComm, 2020 - pubs.rsc.org
It still remains a great challenge to develop alternative electrocatalysts with low cost, high
efficiency and good stability for the hydrogen evolution reaction (HER). In this study …

Preparation of multi-phase composite of tungsten carbide, tungsten boride and carbon by arc plasma melting: characterization of melt-cast product

T Dash, BB Nayak - Ceramics international, 2016 - Elsevier
Arc plasma melting of WC+ B 4 C followed by an in situ furnace cooling produced a multi-
phase composite consisting of tungsten carbide, tungsten boride and carbon. The melt-cast …

Electrocatalytic activity of platinum nanoparticles supported on different phases of tungsten carbides for the oxygen reduction reaction

JL Bott-Neto, W Beck Jr, LC Varanda… - International Journal of …, 2017 - Elsevier
Carbon-supported tungsten carbides with cubic (β-WC 1-x/C) and hexagonal (α-WC/C) are
evaluated as support materials of Pt-nanoparticles, to be used as electrocatalysts for the …

Catalytic activity and stability of carbon supported V oxides and carbides synthesized via pyrolysis of MIL-47 (V)

J Kim, ND McNamara, JC Hicks - Applied Catalysis A: General, 2016 - Elsevier
Substantial leaching of active V species often limits the reusability of V-based soild catalysts
in liquid-phase oxidation reactions and therefore requires the development of more stable …