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Kite.Y's user avatar
Kite.Y's user avatar
Kite.Y
  • Member for 7 years, 6 months
  • Last seen more than 3 years ago
  • Boston, MA, United States
4 votes

Basics of topological order and its relation to entanglement

3 votes
Accepted

If eigenstate for a Hermitian operator are orthonormal why are the energy eigenstates not so?

2 votes

Microcanonical ensemble, ergodicity and symmetry breaking

2 votes

Harmonic Oscillator - Zero Point Energy and the Correspondence Principle

2 votes

Why should we diagonalize the density matrix? Why is the diagonal representation more special?

2 votes

If spontaneous symmetry breaking only occurs in infinite systems, why do we observe similar effects in finite systems?

2 votes

Chemical potential for ideal fermi gas with single particle energies $\epsilon_k^{\pm}=\pm \hbar c |\mathbf k|$

1 vote
Accepted

Wave function in tensor product of Hilbert spaces

1 vote

Connection between Hubbard-Stratonovich and (generalized) coherent states

1 vote

Can we make the spectrum decomposition of the Hamiltonian and the density matrix with the same basis?

1 vote

Can we solve the particle in an infinite well in QM using creation and annihilation operators?

1 vote

Meaning of a potential in the wave equation

1 vote

Many-body states that do not belong to Fock space?

0 votes

Single electron on a two atoms chain : factorisation of hilbert space by external and internal degrees of motion

0 votes

How are the spinor indices different from the spacetime or Lorentz indices?

0 votes

Is electromagnetic induction a result of the Hall effect?

0 votes
Accepted

Can anything with mass be entangled and if so does this show gravity is of a quantum nature?