Nafion is one of the polymer materials used as polymer electrode membrane (PEM) for fuel
cells. However, the electrochemical reaction and water management processes that occur at …

In this comprehensive review, recent progress and developments on perfluorinated sulfonic-
acid (PFSA) membranes have been summarized on many key topics. Although quite well …

Hydrogen is an ideal energy carrier in future applications due to clean byproducts and high
efficiency. However, many challenges remain in the application of hydrogen, including …

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

Perfluorosulfonic-acid (PFSA) ionomer membranes (most commonly Nafion®) are currently
the prototypical proton-exchange-membrane in polymer-electrolyte fuel cells (PEFCs), for …

A combined chemical/mechanical accelerated stress test (AST) was developed for proton
exchange membrane (PEM) fuel cells based on relative humidity cycling (RHC) between dry …

Schroeder's paradox discovered by Schroeder in 1905 refers to the phenomenon that
polymers have different maximum water uptake in the liquid and saturated vapor phases …

Bipolar membranes (BPMs) enable control of ion concentrations and fluxes in
electrochemical cells suitable for a wide range of applications. Here we present the multi …

The state of health of polyfluorinated sulfonic-acid ionomer membranes (eg Nafion®) in low-
temperature proton exchange membrane fuel cells (LT-PEMFCs) is negatively influenced by …

In this study, durability and performance prediction were integrated in the sizing process of
the FC stack of a fuel cell range-extender (FCREx) vehicle together with the design of a …