Proton exchange membrane fuel cell (PEMFC) is considered to be a promising, clean, and
efficient energy conversion device. At present, the main challenges faced by the application …

For proton exchange membrane fuel cells (PEMFCs) to become a mainstream energy
source, significant improvements in their performance, durability, and efficiency are …

Proton exchange membrane (PEM) fuel cells are promising zero-emission power source for
automobiles, portable devices, backup power system and stationary applications. However …

Since cracks in catalyst layers of a fuel cell affect performance and durability, it is important
to obtain the factors that control crack formation. Cracking characteristics are likely to differ …

In this paper, the composition, function and structure of the catalyst layer (CL) of a proton
exchange membrane fuel cell (PEMFC) are summarized. The hydrogen reduction reaction …

This work investigates the influence of ballmilling (sometimes also referred to as jar roller
milling) time on cathode catalyst layer (CL) inks and electrode properties using formulations …

A four-dimensional visualization approach, featuring three dimensions in space and one
dimension in time, is proposed to study local electrode degradation effects during voltage …

The proton exchange membrane (PEM) is a critical component of PEM fuel cells, which is
typically fabricated by casting an ionomer dispersion on a substrate and then annealing the …

Mechanical degradation occurs in fuel cell membranes due to the dynamic environmental
conditions of operational duty cycles, and is regarded as a critical determinant of fuel cell …

Lifetime-limiting failure of fuel cell membranes is generally attributed to their chemical and/or
mechanical degradation. Although both of these degradation modes occur concurrently …