https://www.friendbookmark.com/authors/478/laserman123 Most recent BlogU posts submitted by laserman123 https://www.friendbookmark.com/blogpost/903/new-topology-laserAccording to foreign media sources, U.S. researchers have recently developed a new type of topological burning laser pointer. It is reported that the laser has a topological cavity structure, the light can be reflected in any shape of the cavity and does not scatter.It is understood that most of the volume of the topological insulator can not pass the current, but can be unidirectional con...