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Quantum Mechanic
  • Member for 1 year, 4 months
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8 votes
Accepted

Typo in Bell's original paper on the EPR paradox?

8 votes
Accepted

Entanglement in coupled harmonic oscillator system

5 votes
Accepted

The same frequency sounds sound as different sounds

5 votes
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Imaginary component of a wavefunction - simple meaning

4 votes
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What does it mean for $P$ functions to be "more singular than a delta"?

4 votes
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Can 2-qubit systems be represented in the Bloch sphere representation?

4 votes

Operators in the addition of $N$ spin 1/2 particles

4 votes

Simultaneous eigenstates of two commutating operators

3 votes
Accepted

Can I just define the projector matrix as a matrix whose rows are the adjoint of the relevant eigenvector?

3 votes
Accepted

Why are rotation operators and Pauli rotations defined so that $R_x(\pi)\neq X$?

3 votes

Difference between two forms of the electric field operator

3 votes
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Why Jones matrix of quarter-wave plate of which fast axis is vertical is $e^{i\pi/4}\left[\begin{matrix}1&0\\0&-i\\\end{matrix}\right]$?

3 votes
Accepted

What is the reduced density matrix that is $|0\rangle$ or $|1\rangle$ with probabilities $1/2$?

3 votes

Is application of a Unitary operator equivalent to a phase change of a wave function?

3 votes

How do three electrons entangle with each other?

2 votes
Accepted

Quantum Fisher Information of an infinitesimal evolution of the system

2 votes
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Two-particle states of bosons

2 votes
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How does a particle passing an atom perturb the atom's QM system?

2 votes
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Tunneling in Infinite potential well

2 votes
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What is the difference between the Interaction picture (Dirac Picture) and a rotating reference frame?

2 votes
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Time evolution of a Gaussian State

2 votes

States on finite dimensional Hilbert spaces

2 votes
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Is there a source for this equation for a Bell's Theorem test?

2 votes
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Rules for tensor products

2 votes

What is the position wavefunction of coherent states?

2 votes

If two more particles bond together to make a bigger particle, what happens to their wavefunctions?

2 votes
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Is there a way to precisely quantify entanglement in general?

2 votes

Optical path of light passing through a lens?

2 votes
Accepted

1:1 Beam-splitter and the Hong-Ou-Mandel effect

2 votes

In what sense are spin coherent states "classical"?