A review of gas diffusion layers for proton exchange membrane fuel cells—With a focus on characteristics, characterization techniques, materials and designs
Proton exchange membrane (PEM) fuel cells are at the dawn of commercialization. Their
operation and design characteristics, hence their performance, are closely linked to the …
operation and design characteristics, hence their performance, are closely linked to the …
A critical review of modeling transport phenomena in polymer-electrolyte fuel cells
Polymer-electrolyte fuel cells are a promising energy-conversion technology. Over the last
several decades significant progress has been made in increasing their performance and …
several decades significant progress has been made in increasing their performance and …
Gas-diffusion-layer structural properties under compression via X-ray tomography
There is a need to understand the structure properties of gas-diffusion layers (GDLs) in order
to optimize their performance in various electrochemical devices. This information is …
to optimize their performance in various electrochemical devices. This information is …
Engineering the catalyst layers towards enhanced local oxygen transport of Low-Pt proton exchange membrane fuel cells: Materials, designs, and methods
Proton exchange membrane fuel cells (PEMFCs) help to achieve decarbonized energy
demand due to their advantages of no pollution emission and high power efficiency. But the …
demand due to their advantages of no pollution emission and high power efficiency. But the …
Understanding impacts of catalyst-layer thickness on fuel-cell performance via mathematical modeling
In this article, a two-dimensional, multiphase, transient model is introduced and used to
explore the impact of catalyst-layer thickness on performance. In particular, the tradeoffs …
explore the impact of catalyst-layer thickness on performance. In particular, the tradeoffs …
Enhancing the performance of proton exchange membrane fuel cell using nanostructure gas diffusion layers with gradient pore structures
The gas diffusion layer (GDL) plays a vital role in water management of proton exchange
membrane fuel cells. In this study, GDLs with nanoscale gradient pore sizes (nano-GDLs) …
membrane fuel cells. In this study, GDLs with nanoscale gradient pore sizes (nano-GDLs) …
Cathode side transport phenomena investigation and Multi-Objective optimization of a tapered parallel flow field PEMFC
Abstract A Proton Exchange Membrane Fuel Cell (PEMFC) provides stable, emission-free,
high-efficiency power. Water management and durability of PEMFCs are directly affected by …
high-efficiency power. Water management and durability of PEMFCs are directly affected by …
Fuel cell types, properties of membrane, and operating conditions: A review
Fuel cells have lately received growing attention since they allow the use of non-precious
metals as catalysts, which reduce the cost per kilowatt of power in fuel cell devices to some …
metals as catalysts, which reduce the cost per kilowatt of power in fuel cell devices to some …
Effective diffusivity in partially-saturated carbon-fiber gas diffusion layers: Effect of through-plane saturation distribution
The effective diffusivity of gaseous species in partially-saturated finite-size porous media is a
valuable parameter for mathematical modeling of many processes, but it is difficult to …
valuable parameter for mathematical modeling of many processes, but it is difficult to …
A perspective on influences of cathode material degradation on oxygen transport resistance in low Pt PEMFC
A large-scale industrial application of proton exchange membrane fuel cells (PEMFCs)
greatly depends on both substantial cost reduction and continuous durability enhancement …
greatly depends on both substantial cost reduction and continuous durability enhancement …