Every town has its ghosts, and every ghost has its story.
拓扑绝缘体的发现开启了凝聚态物理学的新前沿,其中拓扑和对称性之间的相互作用导致了新的量子物质状态。
A real decision is measured by the fact that you’ve taken a new action. If there’s no action, you haven’t truly decided.