Results 91 to 100 of about 101,067 (255)

THREE-DIMENSIONAL SIMULATIONS OF TRANSIENT RESPONSE OF PEM FUEL CELLS [PDF]

open access: yes, 2007
Transients have utmost importance in the lifetime and performance degradation of PEM fuel cells. Recent studies show that cyclic transients can induce hygro-thermal fatigue.
Yesilyurt, Serhat, Yeşilyurt, Serhat
core   +2 more sources

Catalysis of oxygen reduction in PEM fuel cell by seawater biofilm [PDF]

open access: yes, 2005
The catalysis of oxygen reduction on metallic materials has been widely studied in the domain of aerobic corrosion. In this framework, it has been stated that seawater biofilms are able to catalyse efficiently oxygen reduction on stainless steels.
Bergel, Alain   +2 more
core   +3 more sources

Anticorrosion Coating of Carbon Nanotube/Polytetrafluoroethylene Composite Film on the Stainless Steel Bipolar Plate for Proton Exchange Membrane Fuel Cells [PDF]

open access: yes, 2013
Composite film of carbon nanotube (CNT) and polytetrafluoroethylene (PTFE) was formed from dispersion fluids of CNT and PTFE. The composite film showed high electrical conductivity in the range of 0.1–13 S/cm and hydrophobic nature.
Toshimitsu Nakashima   +2 more
core   +1 more source

Advances in nanocellulose proton conductivity and applications in polymer electrolyte membrane fuel cells

open access: yesNext Materials
Fuel cells, crucial for the advancement of hydrogen-based energy devices, require novel materials for proton exchange membrane (PEM) that are more cost-effective and sustainable. At the core of such an energy source is the proton exchange membrane, which
Mehvish Shah, Najeeb Ud Din Hakim
doaj   +1 more source

Titanium phosphate for Fuel Cell Proton Conduction Membranes [PDF]

open access: yes, 2004
Environmental issues due to increases in emissions of air pollutants and greenhouse gases are driving the development of clean energy delivery technologies such as fuel cells.
A. T. T. Tran   +2 more
core  

Development and characterization of sulfonated polysulfone membrane for proton exchange membrane fuel cell (PEMFC) [PDF]

open access: yes, 2004
Sulfonated polysulfone membranes with varying degree of sulfonation have been successfully synthesized by electrophilic substitution via sulfonation process in this study.
Naim, Rosmawati
core  

Design and development of proton exchange membrane fuel cell using open pore cellular foam as flow plate material [PDF]

open access: yes, 2014
This paper reports the design and development of a Proton Exchange Membrane (PEM) fuel cell using open pore cellular metal foam as the flow plate material.
Baroutaji, Ahmad   +3 more
core  

Self-sustainable protonic ceramic electrochemical cells using a triple conducting electrode for hydrogen and power production. [PDF]

open access: yes, 2020
The protonic ceramic electrochemical cell (PCEC) is an emerging and attractive technology that converts energy between power and hydrogen using solid oxide proton conductors at intermediate temperatures.
Bian, Wenjuan   +10 more
core   +1 more source

Proton exchange membrane fuel cell operation and degradation in short-circuit. [PDF]

open access: yes, 2013
International audienceThis paper presents an experimental study dealing with operation and degradation during an electrical short circuit of a proton exchange membrane fuel cell stack.
Agbossou, K.   +6 more
core   +1 more source

Two-phase flow and oxygen transport in the perforated gas diffusion layer of proton exchange membrane fuel cell [PDF]

open access: yes, 2019
Liquid water transport in perforated gas diffusion layers (GDLs)is numerically investigated using a three-dimensional (3D)two-phase volume of fluid (VOF)model and a stochastic reconstruction model of GDL microstructures.
Bao, Z   +5 more
core  

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