On conservation laws in quantum mechanics.
Yakir AharonovSandu PopescuDaniel RohrlichPublished in: Proceedings of the National Academy of Sciences of the United States of America (2021)
We raise fundamental questions about the very meaning of conservation laws in quantum mechanics, and we argue that the standard way of defining conservation laws, while perfectly valid as far as it goes, misses essential features of nature and has to be revisited and extended.