Results 21 to 30 of about 702,145 (300)

Reduced complexity models for water management and anode purge scheduling in DEA operation of PEMFCs [PDF]

open access: yes, 2010
In this work, the dynamic behavior of Fuel Cell operation under Dead-Ended Anode conditions is shown. A DEA can be fed with dry hydrogen, since water crossing through the membrane is sufficient to humidify the fuel.
Siegel, Jason B.   +3 more
core   +1 more source

Colloidal bimetallic platinum–ruthenium nanoparticles in ordered mesoporous carbon films as highly active electrocatalysts for the hydrogen evolution reaction [PDF]

open access: yes, 2020
Hydrogen features a very high specific energy density and is therefore a promising candidate for clean fuel from renewable resources. Water electrolysis can convert electrical energy into storable and transportable hydrogen gas.
Bernsmeier, Denis   +7 more
core   +1 more source

Recent Development of Metal Alloy Nanostructures for Electrochemical Hydrogen Generation

open access: yesInternational Journal of Electrochemical Science, 2019
Alkaline electrolytic water hydrogen production is an important method for large-scale industrialized hydrogen production. Research and development of new cathode electrode materials with lower hydrogen evolution overpotential and higher hydrogen ...
Quanli Han, Lvduo Fan, Hongqiang Wan
doaj   +1 more source

Pt single-atom loaded on nonmetallic elements (C, N, P, S) doped ZrO2 in photocatalytic hydrogen evolution: First principles

open access: yesMaterials & Design, 2023
It is of great significance to regulate the coordination environment of ZrO2 to enhance its photocatalytic hydrogen evolution activity. In this paper, non-metallic elements (A = C, N, P, S) doped ZrO2 photocatalysts are designed based on first-principles,
Shizhi Dong   +8 more
doaj   +1 more source

Extended conjugated microporous polymers for photocatalytic hydrogen evolution from water [PDF]

open access: yes, 2016
Conjugated microporous polymers (CMPs) have been used as photocatalysts for hydrogen production from water in the presence of a sacrificial electron donor.
Adams, DJ   +6 more
core   +2 more sources

Anti-dissolution Pt single site with Pt(OH)(O3)/Co(P) coordination for efficient alkaline water splitting electrolyzer

open access: yesNature Communications, 2022
Platinum is the most active catalyst for cathodic hydrogen evolution, however it is inefficient for anodic oxygen evolution. Here, authors examine Pt single sites in cobalt hydrogen phosphate as oxygen evolution catalysts in water splitting electrolyzers.
Lingyou Zeng   +14 more
doaj   +1 more source

The direct hydrothermal deposition of cobalt-doped MoS2 onto fluorine-doped SnO2 substrates for catalysis of the electrochemical hydrogen evolution reaction [PDF]

open access: yes, 2016
Metal chalcogenides, and doped molybdenum sulfides in particular, have considerable potential as earth-abundant electrocatalysts for the hydrogen evolution reaction.
Crawford, Kevin G.   +6 more
core   +1 more source

Effect of Calcareous Sediments on Hydrogen Evolution Potential of 16Mn Steel in Seawater

open access: yesInternational Journal of Electrochemical Science, 2016
Effect of calcareous sediments on hydrogen evolution potential which formed under different cathodic protection potentials was investigated in this paper.
Zhiming Gao   +3 more
doaj   +1 more source

Surface evolution during crystalline silicon film growth by low-temperature hot-wire chemical vapor deposition on silicon substrates [PDF]

open access: yes, 2006
We investigate the low-temperature growth of crystalline thin silicon films: epitaxial, twinned, and polycrystalline, by hot-wire chemical vapor deposition (HWCVD).
Atwater, Harry A.   +2 more
core   +1 more source

Investigation of pitting corrosion and hydrogen evolution of aluminum and AA2024 alloy by simultaneous electrochemical measurements and imaging

open access: yesElectrochemistry Communications, 2021
To investigate the “negative difference effect” (NDE) in the anode hydrogen evolution process that is accompanied by pitting corrosion of aluminum, an electrochemical real-time data acquisition device was designed and used.
Hong Ju   +4 more
doaj   +1 more source

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