Solar cells turn sunlight into electricity, but they're only about 20 percent efficient. Much of the leftover energy turns into heat, which actually harms the solar cell.
May 06, 2016 in Optics & Photonics
Mechanics know molybdenum disulfide (MoS2) as a useful lubricant in aircraft and motorcycle engines and in the CV and universal joints of trucks and automobiles. Rice University engineering researcher Isabell Thomann knows ...
May 05, 2016 in Optics & Photonics