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Quantum information is the study of the informational content of quantum states. The most common object of study is the "qubit", the information in a two-state quantum system such as spin-1/2 or photon polarization.

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How is information conserved when antimatter and matter annihilate each other?

According to quantum mechanics, information must be conserved. My question: How is information conserved when antimatter and matter annihilate each other? For example: Let's say there is an electron a …
Rounak Sarkar's user avatar