Want to cool your electronic devices? Pour this 'sand'!
Electronic devices often gets heat up if we use it for a long time and always take time to cool down.
Jul 13, 2016, 23:33 PM ISTFirst optical rectenna that converts light to DC current
A team of engineers, including Indian-origin researchers, has demonstrated the world's first optical rectenna - a device that combines the functions of an antenna and a rectifier diode to convert light directly into DC current.
Sep 30, 2015, 18:40 PM IST