PEM fuel cells have good efficiency and low operating temperature and could play an important role in power generation in the future. They are currently the leading technology for automotive ...

One of the key challenges in optimal operation of PEM hydrogen cells is to ensure optimal distribution of the liquid water inside them. Excessive accumulation of water can clog proton and electron ...

Can you provide an overview of how hydrogen fuel cells work? Hydrogen polymer electrolyte membrane (PEM) fuel cells use hydrogen and oxygen to produce electricity through an electrochemical reaction.

Join the audience for a live webinar at 3 p.m. GMT/10 a.m. EST on 18 February 2026 Discover the realities and requirements of ...

The Nyquist plot of the impedance spectra for different hydrogen partial pressures shows increasing performance losses associated with both anode and cathode processes. In a new study, researchers ...

Early last September, the U.S. Federal Aviation Administration (FAA) made its first move to allow unmanned commercial aircraft—drones—to fly beyond the sight of their operators. The agency will begin ...

High temperature proton exchange membrane fuel cells (HT-PEMFCs) represent a promising class of electrochemical devices that operate above 120 °C, thereby simplifying water management and enhancing ...

Siltrax, a leader in high-performance electrochemical innovation, has announced a definitive commercial milestone: the G-100 Proton Exchange Membrane (PEM) Fuel Cell Stack has officially attained TÜV ...

Large radiators are needed to air-cool the low-temperature PEM fuel cells. Credit: ZeroAvia With demonstrator powertrains developed by startups ZeroAvia and Universal Hydrogen now flying on testbed ...

is a senior science reporter covering energy and the environment with more than a decade of experience. She is also the host of Hell or High Water: When Disaster Hits Home, a podcast from Vox Media ...