TOKYO -- Ricoh has developed a new solar cell that has a 20% higher maximum power output than its current product and can generate electricity from room lights or less.
Technology can generate electricity from room lights and at cold temperatures

Ricoh's new solar cell can generate electricity even in transparent panels. (Photo by Ryosuke Eguchi)
TOKYO -- Ricoh has developed a new solar cell that has a 20% higher maximum power output than its current product and can generate electricity from room lights or less.