Latest Marin Soljačić Stories
There are several ways to "trap" a beam of light — usually with mirrors, other reflective surfaces, or high-tech materials such as photonic crystals.
SAN FRANCISCO - Imagine juicing up your laptop computer or cell phone without plugging them into an electrical socket. That's a luxury that could be provided by wireless power transmission, a concept that has been bandied about for decades but is creeping closer to becoming viable.
Massachusetts Institute of Technology researchers made a 60-watt light bulb glow by sending it energy wirelessly - from a device 7 feet away - potentially heralding a future in which cell phones and other gadgets get juice without having to be plugged in.
- A woman chauffeur.
- A woman who operates an automobile.