'Racetrack' memory could replace hard drives and RAM

 作者:来妹霾     |      日期:2019-03-02 02:18:04
By Paul Marks (Image: Jim Wilson/NYT/Eyevine) GUIDO MEIER’S movie is unlikely to win any Oscars. Besides being less than 1 second long, it doesn’t look like much. Picture four triangular regions – each a slightly different shade of grey – sitting inside a grey square and swirling around in a vortex-like motion as if being stirred by an invisible spoon. Meier, a physicist at the University of Hamburg, Germany,