The beauty of topological insulators lies in their robustness; their surface states are protected by symmetry and topology, making them immune to certain types of disorder.
We must listen to science, but also to communities—real solutions are found at the intersection of data and human need.
衣服和食物不是天上掉下来的,是通过辛勤劳动换来的。
目标是灵魂。