fromBig Think1 week agoThe ultimate energy limit that lasers will never surpassLasers, invented in 1958, allow for the production of truly monochromatic light through stimulated emission, achieving specific wavelengths and building photon density in a cavity.Science
fromComputerWeekly.com1 month agoThe road to quantum datacentres goes beyond logical qubits | Computer Weekly"You can find very high-powered lasers, but these lasers do not have any kind of coherence, which makes them unsuitable for use in quantum computers."Science
Photographyfromwww.nature.com2 months agoTelescope team reads the fine print from more than a kilometre awayA new imaging system can read fine print from over a kilometer away using eight lasers and two telescopes.