Roshan Shrestha's user avatar
Roshan Shrestha's user avatar
Roshan Shrestha's user avatar
Roshan Shrestha
  • Member for 11 years, 4 months
  • Last seen more than a week ago
17 votes
3 answers
7k views

What is a gauge in a gauge theory?

11 votes
1 answer
12k views

What is a 'turning point' in WKB and why does it fail at that point?

8 votes
2 answers
4k views

Helium Nucleus as boson

7 votes
2 answers
4k views

How is the Pauli Exclusion Principle a consequence of antisymmetric wavefunction?

7 votes
2 answers
4k views

Action and Action integral: Different kinds of variational principles

7 votes
4 answers
2k views

Can a wave possess spin?

6 votes
1 answer
13k views

What is meant by normalized projection operator?

5 votes
1 answer
1k views

What is the physical importance of the commutation relations of angular momentum?

5 votes
3 answers
3k views

Number conservation of bosons and fermions

4 votes
3 answers
4k views

Construction of Pauli Matrices

4 votes
0 answers
399 views

Chemical Potential and Blackbody Radiation

4 votes
1 answer
4k views

Meaning of strongly and weakly degenerate

4 votes
1 answer
248 views

Show that getting parallel transported does not change angle between them- Tensors [closed]

4 votes
1 answer
8k views

Degrees of freedom in Quantum Mechanics

3 votes
2 answers
3k views

An electron in $s$ state

3 votes
4 answers
11k views

Chemical potential as a function of temperature

3 votes
2 answers
1k views

Can we show that the helmholtz free energy at equilibrium is minimized from its second derivative?

3 votes
4 answers
568 views

Approximation of the total number of accessible microstates

2 votes
1 answer
625 views

Total number of microstates in a system

2 votes
3 answers
2k views

Pauli Matrices proof

2 votes
1 answer
1k views

Why do $S_x$ and $S_y$ flip up/down spin states but $S_z$ does not?

2 votes
1 answer
605 views

Spin Orbit ($LS$) interaction energy

2 votes
1 answer
2k views

Position and potential Energy

2 votes
0 answers
750 views

Laplacian in tensor [closed]

2 votes
1 answer
538 views

Eigenfunctions of Schrödinger equation

1 vote
1 answer
2k views

Kronig Penney Model Delta potential

1 vote
3 answers
235 views

Superposition principle

1 vote
1 answer
2k views

Summation to Integration in Statistical Mechanics

1 vote
2 answers
3k views

Origin of band Gap

1 vote
1 answer
805 views

Polarization in blackbody radiation