Novel material offers cheap alternative to smart windows
The team analysed the light-transmitting properties of a simple block of PDMS -- a widely used rubbery, transparent polymer.
Jan 22, 2016, 16:43 PM ISTNew phototransistor to speed up digital cameras
Like human eyes, phototransistors sense and collect light, then convert that light into an electrical charge proportional to its intensity and wavelength.
Oct 31, 2015, 15:57 PM IST