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qfzklm
  • Member for 11 years, 4 months
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13 votes
1 answer
786 views

What is the boundary condition for Ginzburg Landau equation?

12 votes
1 answer
468 views

Is the uniqueness theorem correct in superconductivity?

11 votes
2 answers
2k views

Can I treat a quantum process as a Markov process?

11 votes
1 answer
1k views

Question about superconductivity

10 votes
2 answers
912 views

Why don't we use Hamilton-Jacobi method in QM?

9 votes
2 answers
2k views

What is the point of path integral for boson and fermion?

8 votes
1 answer
3k views

What is the Al'tshuler-Aronov-Spivak effect?

7 votes
1 answer
1k views

How to introduce the electromagnetic field in Quantum Field Theory?

6 votes
6 answers
4k views

Is the canonical momentum conserved when a particle moves in magnetic field?

6 votes
2 answers
3k views

What is the meaning of "CW" in LASER?

6 votes
0 answers
343 views

What is the different between topological order and Landau's order in a system

5 votes
3 answers
1k views

Is the third law of thermodynamics a non-essential law?

4 votes
1 answer
326 views

How much Curie temperature is obtained according to the Stoner model?

4 votes
1 answer
1k views

What is the Goldstone mode when rotation symmetry breaks in lattice?

4 votes
2 answers
415 views

Why does $c_{-k,-\sigma}$ create a particle with momentum $k$?

3 votes
2 answers
3k views

How to deal with mean field method in antiferromagnetism?

3 votes
1 answer
389 views

How to think about antiparticles in KG equation?

2 votes
1 answer
721 views

How to calculate energy in two-band Hubbard model

2 votes
1 answer
1k views

What will happen if the charge do not exist? [closed]

2 votes
1 answer
79 views

What is the trajectory of a particle under a constant angular force always perpendicular to its position vector?

2 votes
0 answers
266 views

Why is there a superconducting dome in superconductors?

1 vote
2 answers
390 views

Why does a magnetic field raise the ground state energy of an electrical particle?

1 vote
4 answers
990 views

A question about canonical momentum and arbitrariness for potential in magnetism

1 vote
0 answers
1k views

How to calculate the helicity of polarized light?

0 votes
2 answers
149 views

Why does chemical potential smaller than zero mean nondegeneracy and vice versa

0 votes
0 answers
50 views

What are eigenfunctions in a box which includes two kinds of medium?