"It is probably true that the individual genius contributed most to the advancement of scientific knowledge through the nineteenth century, but the rapid advance in this century has been to the collective efforts of individually free scientists..."
—William P. Allis Professor of Physics
Light can “heal” defects in some solar cells
posted May 25, 2016 at 9:44 am
Defects in some new electronic materials can be removed by making ions move under illumination. «more»