Due to their efficient and cleaner operation nature, proton exchange membrane fuel cells
are considered energy conversion devices for various applications including transportation …

Fuel cells are among the promising sources of clean energy, considering the low costs, low
acoustical pollution, and the high-energy conversion. The remarkable features of graphene …

High-temperature (120–200° C) polymer electrolyte membrane fuel cells (HT-PEMFCs) are
promising energy conversion devices that offer multiple advantages over the established …

High-temperature proton exchange membrane fuel cells (HT-PEMFC) possess distinct
technical advantages of high output power, simplified water/heat management, increased …

Polymer electrolyte membrane (PEM) fuel cells and electrolysers offer efficient use and
production of hydrogen for emission-free transport and sustainable energy systems …

The study of proton conductivity processes has gained intensive attention in the past
decades due to their potential applications in chemical sensors, electrochemical devices …

The rapid increasing of the population in combination with the emergence of new energy-
consuming technologies has risen worldwide total energy consumption towards …

Perfluorosulphonic acid-based membranes such as Nafion are widely used in fuel cell
applications. However, these membranes have several drawbacks, including high expense …

Polymer fuel cells operating above 100° C (High Temperature Polymer Electrolyte
Membrane Fuel Cells, HT-PEMFCs) have gained large interest for their application to …

Remarkable progress has been made on the use of polymer electrolyte membranes (PEMs)
for renewable-energy-related research. In particular, carbon nanotubes (CNTs) have …