Quantum Computing, Entanglement, Quantum Physics, Information Theory, Qiskit.
others. For example, when a photon passes near a heavy nucleus, it creates an electron-positron pair. As, photon’s spin is either plus or minus 1. The total spin of the electron-positron pair must be same as of the photon. So their spin will be same i.e. if we measure spin of the electron, we will