Tagged Questions
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1answer
81 views
Quantum entanglement, quantum measurement, spin and position
By uncertainty principle, we know that determining particle's position at some location is limited. So we cannot determine the position of a particle at some exact point location as this would make ...
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1answer
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Determining the spin of wavefunction
We all know that by uncertainty principle, location of a wave-particle is perfectly determined when uncertainty of momentum becomes infinite. (I also heard that in reality, it is almost impossible to ...
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561 views
The complementary variable to the qubit and spin-1/2
The qubit is a big topic of quantum information theory. A qubit is a single quantum bit. Physical examples of qubits include the spin-1/2 of an electron, for example, see page 39 of Preskill:
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