Energy & Green Tech

Record efficiency for printed solar cells

A new study reports the highest efficiency ever recorded for full roll-to-roll printed perovskite solar cells (PSCs), marking a key step on the way to cheaper and more efficient ways of generating solar energy.

Energy & Green Tech

A lithium battery that operates at -70 degrees Celsius, a record low

Researchers in China have developed a battery with organic compound electrodes that can function at -70 degrees Celsius—far colder than the temperature at which lithium-ion batteries lose most of their ability to conduct ...

page 3 from 3