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.

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 ...

LOS ALAMOS, N.M., January 2003 -- Fuel cell technology promises to impact environmental and economic issues facing the United States and the world every day. Modern lifestyles, high prices for ...

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 ...

Fuel cells are not some novel new technology. In fact, most history books credit the invention of the fuel cell to Welsh chemist and physicist William Grove, who, in the late 1830s and early 1840s, ...