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Researchers are using layers of silicon quantum dots to create ultra-efficient silicon solar cells.
New electrodes and electrolytes could mean higher energy and less danger from lithium-ion batteries.
GE’s advance allows for a solid-oxide fuel cell to use coal-based fuels at costs approaching that of conventional power plants.
An industry giant says a tweak to silicon manufacturing could beat more exotic materials approaches over the next decade.
A new printing process could cheaply make complex fuel-cell reformers, and other microscale devices.
New regulations in the United States mandating ultra-low-sulfur diesel fuel are igniting interest in efficient diesel vehicles.
Silver-zinc battery chemistry could replace lithium ion in laptops and other electronics–if such batteries can be made cheaply enough.
A startup says it can make silicon-based lighting that will compete with conventional incandescent bulbs and existing LED-based lighting.
The automaker plans to begin rolling out a test fleet of fuel-cell cars, but some experts say it’s a mistake.
A semiconductor material with three energy bands uses more sunlight, by trapping low-energy photons.