Results 21 to 30 of about 65,059 (277)

New Avenues to Chemical Space for Energy Materials by the Molecular Precursor Approach

open access: yesSmall Science, 2023
The quest to develop efficient electrocatalysts for water‐splitting is still an ongoing challenge. Intense efforts have been dedicated over the years to design effective methods to improve the electrocatalytic performances.
Suptish Ghosh   +4 more
doaj   +1 more source

Cross-linked CoMoO4/rGO nanosheets as oxygen reduction catalyst [PDF]

open access: yes, 2017
Development of inexpensive and robust electrocatalysts towards oxygen reduction reaction (ORR) is crucial for the cost-affordable manufacturing of metal-air batteries and fuel cells. Here we show that cross-linked CoMoO4 nanosheets and reduced graphene
Fu, Jiaqi   +7 more
core   +2 more sources

Recent Advances in Electrocatalysts for Carbon Dioxide Reduction [PDF]

open access: yesE3S Web of Conferences
With the progress of science and technology and the economy, realizing “sustainable development” has become the common development goal of many countries and regions in the world today. Carbon dioxide (CO2) is widely used as an important carbon resource,
Deng Xiaojie, Huang Ziying, Wu Xuheng
doaj   +1 more source

Earth‐Abundant Transition Metal‐Based Mullite‐Type Oxide Catalysts for Heterogeneous Oxidation Reactions

open access: yesAdvanced Energy & Sustainability Research, 2021
Driving innovations in the field of catalysis and electrocatalysis for a sustainable future necessitates the development of highly active, thermally stable, and low‐cost heterogeneous catalysts.
Sampreetha Thampy   +3 more
doaj   +1 more source

Promoting H2O2 production via 2-electron oxygen reduction by coordinating partially oxidized Pd with defect carbon. [PDF]

open access: yes, 2020
Electrochemical synthesis of H2O2 through a selective two-electron (2e-) oxygen reduction reaction (ORR) is an attractive alternative to the industrial anthraquinone oxidation method, as it allows decentralized H2O2 production. Herein, we report that the
Chang, Qiaowan   +11 more
core  

Elucidation of role of graphene in catalytic designs for electroreduction of oxygen

open access: yes, 2018
Graphene is, in principle, a promising material for consideration as component (support, active site) of electrocatalytic materials, particularly with respect to reduction of oxygen, an electrode reaction of importance to low-temperature fuel cell ...
Dembinska, Beata   +8 more
core   +1 more source

Fabrication of bifunctional membrane electrode assemblies for unitised regenerative polymer electrolyte fuel cells [PDF]

open access: yes, 2006
Bifunctional membrane electrode assemblies have been fabricated using a screen printing technique, which demonstrate a repeatable and stable operation to cell current and voltages.
Harrison, DJ, Pettersson, J, Ramsey, BJ
core   +1 more source

Proton modified Pt zeolite fuel cell electrocatalysts [PDF]

open access: yes, 2014
NaY Zeolite is selected as a suitable material to host 1.5 wt% Platinum (Pt) loading on zeolite using ion exchange method (a) Pt(NH3)4(NO3)2 without excess NH4NO3 nitrate and (b) Pt(NH3)4(NO3)2 with excess NH4NO3 nitrate.
Mirzaii, H., Yao, Jun, Yao, Y.
core   +1 more source

Polyoxometalates as electron and proton reservoir assist electrochemical CO2 reduction

open access: yesAPL Materials, 2020
Limited and non-renewable fossil fuels prompt people to develop CO2 reduction technology. Polyoxometalate (POM)-based electrocatalysts have flourished due to their intriguing molecular structure and unique redox chemistry.
Zhongling Lang   +5 more
doaj   +1 more source

Electrical and catalytic properties of some oxides with the fluorite or pyrochlore structure: Part 2: Catalytic oxidation of carbon monoxide [PDF]

open access: yes, 1984
The catalytic properties of mixed oxides with the fluorite or pyrochlore structure were investigated using CO oxidation. The presence of ions with a variable valence state, the size of the ions and especially the extent of pyrochlore ordering affect ...
Bosch, H.   +6 more
core   +4 more sources

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