The trick to building a temporal cloak is to place two time-lenses in series and then send a beam of light through them. The first compresses the light in time while the second decompresses it again. But this leaves a gap. For short period, there is a kind of hole in time in which any event is unrecorded. So to an observer, the light coming out of the second time-lens appears undistorted, as if no event has occurred.Read more here!
Saturday, October 5, 2013
Time Cloaking at MIT
There is an interesting article on the MIT Technology Review website regarding a recent advancement. It says in part -