Blog: William McKnight« Oracle buys open-source database company Sleepycat | Main | Use the data warehouse, go to jail » Controlling the speed of light for quantum computingSpeaking of quantum computing, controlling light appears to be key to bringing quantum computing closer to reality. Light travels at different speeds in water and glass and can even be stopped in ultra-freezing Bose-Einstein condensates, as explained in this article from the NASA web site. The basic properties of matter can be probed through pulsating light in these conditions. |