Results 31 to 40 of about 550,609 (198)

Performance of an Anode Supported Solid Oxide Fuel Cell with Indirect Internal Reforming [PDF]

open access: yes
The conversion of fuel into hydrogen-rich gas is necessary for fuel cells. This can be achieved either indirectly in fuel processing systems, in which the hydrocarbon feed is converted in an external catalytic steam reformer, or directly in the fuel cell.
Chung, JS   +4 more
core   +1 more source

A switchable pH-differential unitized regenerative fuel cell with high performance [PDF]

open access: yes, 2016
Regenerative fuel cells are a potential candidate for future energy storage, but their applications are limited by the high cost and poor round-trip efficiency.
Altmann   +59 more
core   +2 more sources

Concerns on the Effects of Electrode Positions in Electrolyte Container for the Oxygen Evolution Reaction

open access: yesMolecules, 2023
Water electrolysis is currently a major technique to produce clean hydrogen, which is regarded as a promising and sustainable energy carrier. The efficiency of water electrolysis is highly dependent on the oxygen evolution reaction (OER) on the anode ...
Fan Zhang   +6 more
doaj   +1 more source

Hydrogen-oxygen proton-exchange membrane fuel cells and electrolyzers [PDF]

open access: yes
Hydrogen-oxygen SPE fuel cells and SPE electrolyzers (products of Hamilton Standard) both use a Proton-Exchange Membrane (PEM) as the sole electrolyte. The SPE cells have demonstrated a ten year life capability under load conditions. Ultimate life of PEM
Baldwin, R.   +4 more
core   +4 more sources

Glow Discharge Optical Emission Spectroscopy for Chemical Characterization of Complex Oxide Thin Films and Interfaces

open access: yesAdvanced Materials Interfaces
The development of materials with improved performance and stability relies on the analysis of local compositional inhomogeneities, which may occur at various stages from synthesis to application.
Lisa Laa   +10 more
doaj   +1 more source

Anti-poisoning performance of flat-tube solid oxide fuel cell in high concentration H2S environment

open access: yesEnergy Reports, 2023
In this work, the anti-poisoning performance of flat-tube solid oxide fuel cells (FT-SOFCs) is investigated in high concentrations of H2S. The degradation rate of the cell is 0.52%/ h, 0.27%/ h and 0.305%/ h at 750 °C, when the concentration of H2S is ...
Yafei Tang   +5 more
doaj   +1 more source

Fiber-modified polyurethane foam for ballistic protection [PDF]

open access: yes, 1975
Closed-cell, semirigid, fiber-loaded, self-extinguishing polyurethane foam material fills voids around fuel cells in aircraft. Material prevents leakage of fuel and spreading of fire in case of ballistic incendiary impact.
Fish, R. H.   +2 more
core   +1 more source

Low concentration electrolyte: A new approach for achieving high performance lithium batteries

open access: yeseScience
The conventional perspective suggests that low-concentration electrolytes (LCEs) face challenges in achieving stable charge/discharge properties due to the decreased ionic conductivity resulting from lower Li+ concentrations.
Lin Liu   +6 more
doaj   +1 more source

Hydrogen Production by Water Electrolysis: Progress and Suggestions

open access: yes中国工程科学, 2021
The increasing demand for carbon emission reduction has drawn wide attention on the green hydrogen-manufacturing technology. Hydrogen production by water electrolysis based on renewable energies has the lowest carbon emission among the main hydrogen ...
Yu Hongmei   +5 more
doaj   +1 more source

Direct Electrophoretic Deposition and Characterization of Thin-Film Membranes Based on Doped BaCeO3 and CeO2 for Anode-Supported Solid Oxide Fuel Cells

open access: yesMembranes, 2022
In this work, a technology was developed for the formation of BaCe0.8Sm0.2O3+1 wt% CuO (BCS-CuO)/Ce0.8Sm0.2O1.9 (SDC) thin-film electrolyte membranes for intermediate-temperature solid oxide fuel cells (IT-SOFCs) on porous NiO-BCS-CuO anode substrates ...
Elena Pikalova   +2 more
doaj   +1 more source

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