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lcv
  • Member for 11 years, 6 months
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15 votes
Accepted

Could quantum mechanics be necessary to analyze some biology scenarios?

8 votes

Do we have a quantum version of Norton's dome?

6 votes
Accepted

Is the term "quantum fluctuation" an aide to understanding?

5 votes

Does a physical interpretation of density matrix cross-terms exist?

5 votes

Can a mathematical proof replace experimentation?

5 votes

Applying the principle of Occam's Razor to Quantum Mechanics

4 votes
Accepted

Quantum Probability, what makes quantum characteristic functions quantum?

4 votes

Why is the ground state of a particle in a box called $n=1$?

4 votes

Prove that if the expectation value of an operator in any state is 1, the operator is Identity

3 votes
Accepted

Commutator of $B$, $C$ vanishes if $A$, $B$, $C$, $AB$, $AC$ are Hermitian

3 votes

Rank of a density matix

2 votes
Accepted

Importance of position of Bosonic and Fermionic operators in quantum mechanics

2 votes

To what extent is standard quantum mechanics actually non-relativistic?

2 votes

Time translation invariance of Hamiltonian

2 votes

To calculate the correlation functions of an XX spin chain, Wick's theorem is used. But is it valid for a chain of any size?

2 votes
Accepted

Feynman diagrams for eigenvalue perturbation theory

2 votes
Accepted

What is the form of the $n$-th order term of the perturbation series of an eigenvalue?

2 votes

Basis transformation of creation and annihilation operators

2 votes
Accepted

"Contraction Property of thermal density matrix" in the Maldacena's paper of A Bound of Chaos

2 votes
Accepted

How to generalize the non-linear sigma model for general magnetic structure?

2 votes

Is bosonization possible in any number of dimensions?

2 votes

Partition function for quantum Ising model

1 vote

$\langle x | p \rangle = \psi_p(x)$ , What this anything to do with $\psi$ (Notation in R.Shankar)

1 vote
Accepted

Quantum measurement:can we recover evolution operator from measurement?

1 vote

What is a probabilistic physical theory?

1 vote
Accepted

The microcanonical ensemble surface distribution function

1 vote
Accepted

How to calculate the path integral (or partition function) of a set of phonons with continuous frequencies

1 vote
Accepted

Valence Bond Solid order paramter

1 vote
Accepted

Canonical quantization

1 vote

Why do or don't neutrinos have antiparticles?