科学家们已经发现如何利用激光闪光来排列晶体内部的微小电性区域,从而解决了关于材料行为的数十年来未解之谜。激光诱导的排列仅持续一瞬。Scientists have discovered how to use flashes of laser light to organize tiny electrical regions inside a crystal, solving a decades-old mystery about how the material behaves. The laser-induced alignment lasts just a tr