MAKUHARI, Japan--What if every window of your home or office could generate power? See-through solar films developed by 3M also make your windows shatter-resistant.
It was the second time the tech was being displayed, following a brief showing that unfortunately coincided with the March 11 earthquake and tsunami in Japan.
The films stick onto windows, making them less susceptible to breaking in quake-prone Japan. They consist of five layered sheets and an organic photovoltaic substance.
They also help keep interiors cooler by absorbing more than 90 percent of infrared light, reducing the need for air conditioning in summer. At the 3M booth at Ceatec, there was a 13-degree C difference on one side of a window compared to the other, which was heated by powerful lamps but plastered with the sheets. … Read more