Environmentally friendly solar cell pushes forward the 'next big thing in photovoltaics'
Sunday, May 4, 2014 - 12:00
in Physics & Chemistry
Northwestern University researchers are the first to develop a new solar cell with good efficiency that uses tin instead of lead perovskite as the harvester of light. The low-cost, environmentally friendly solar cell can be made easily using "bench" chemistry—no fancy equipment or hazardous materials.