Results 121 to 130 of about 38,404 (248)

The fuel cell in space: Yesterday, today and tomorrow [PDF]

open access: yes
The past, present, and future of space fuel cell power systems is reviewed, starting with the first practical fuel cell by F.T. Bacon which led to the 1.5 kW Apollo alkaline fuel cell.
Prokopius, Paul R., Warshay, Marvin
core   +1 more source

A review of developments in electrodes for regenerative polymer electrolyte fuel cells [PDF]

open access: yes, 2006
The design of electrodes for unitised regenerative polymer electrolyte fuel cells (URFC) requires a delicate balancing of transport media. Gas transport, electrons and protons must be carefully optimised to provide efficient transport to and from the ...
Harrison, DJ, Pettersson, J, Ramsey, BJ
core  

Combinatorial Screening in Electrochemical Reaction Engineering

open access: yesChemie Ingenieur Technik, Volume 98, Issue 5, Page 235-244, May 2026.
Parallel testing (combinatorial screening) accelerates climate‐friendly materials research. This study advances high‐pressure electrocatalysis with automated reaction and analytics. A compressible cell enables PEM water electrolysis at elevated pressure.
Stefan Bowe   +21 more
wiley   +1 more source

Fuel Starvation: irreversible degradation mechanisms in PEM Fuel Cells [PDF]

open access: yes, 2010
PEM fuel cell operates under very aggressive conditions in both anode and cathode. Failure modes and mechanism in PEM fuel cells include those related to thermal, chemical or mechanical issues that may constrain stability, power and lifetime.
Fernandes, Vitor   +4 more
core   +1 more source

A Differential Alkaline Electrolysis Cell to Study Scaling Effects

open access: yesChemistry–Methods, Volume 6, Issue 5, May 2026.
What conclusions about the behavior of large electrolysis stacks can be drawn from small lab cell experiments? The concept of a differential electrolysis cell was developed in this work to answer this question. The cell allows for the setting of local operating conditions corresponding to specific positions inside an electrolyzer. This paves the way to
Lukas Ritz   +3 more
wiley   +1 more source

Performance of a Fuel-Cell-Powered, Small Electric Airplane Assessed [PDF]

open access: yes
Rapidly emerging fuel-cell-power technologies may be used to launch a new revolution of electric propulsion systems for light aircraft. Future small electric airplanes using fuel cell technologies hold the promise of high reliability, low maintenance ...
Berton, Jeffrey J.
core   +1 more source

Direct Numerical Simulation of Magnetohydrodynamic Slip‐Flow Past a Stretching Surface Using Physics‐Informed Neural Network

open access: yesHeat Transfer, Volume 55, Issue 3, Page 1674-1682, May 2026.
ABSTRACT Traditional numerical methods, such as finite difference methods (FDM), finite element methods (FEM), and spectral methods, often face meshing challenges and high computational cost for solving nonlinear coupled differential equations. Machine learning techniques, specifically Physics‐informed machine learning, address these obstacles by ...
Ahmad, Feroz Soomro, Husna Zafar
wiley   +1 more source

Improved Elk Herd Optimization via Best-Guided Differential Reproduction Learning for Precise PEM Fuel Cell Parameter Identification

open access: yesMathematics
Proton Exchange Membrane (PEM) fuel cells represent a promising clean energy technology due to their high efficiency, environmental sustainability, and wide applicability in transportation and stationary power systems.
Sulaiman Z. Almutairi   +1 more
doaj   +1 more source

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