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anon.jpg

Member for 4 years
Last seen more than a week ago

8 Questions

Score Activity Newest Views

4 votes

2 answers

287 views

$ J^2=(L+S)^2 $ versus $ (P - \frac{q}{c} A)^2 $

asked Dec 16, 2021 at 22:46

2 votes

1 answer

65 views

Hourglass fermions + going from glide symmetry eigenvalues to energy eigenvalues

asked Jun 21, 2022 at 15:54

2 votes

1 answer

86 views

Goldstone modes/momentum generation from the vacuum

asked Dec 6, 2022 at 23:35

1 vote

1 answer

121 views

Expectation value of $ Y \otimes I \otimes I $ for a charged particle in a magnetic field

asked Dec 17, 2021 at 5:20

1 vote

1 answer

142 views

Questionable Taylor expansion for Peierls substitution

asked May 15, 2022 at 16:15

0 votes

2 answers

88 views

Independence of kinetic energy with respect to $\rho$ when potential energy is independent of $\phi$

asked Jul 4, 2020 at 6:50

0 votes

1 answer

607 views

Creation and annihilation operators for fermions from anticommutator

asked Aug 4, 2020 at 16:59

0 votes

1 answer

78 views

Clarification on schwartz chapter 9

asked Oct 31, 2022 at 1:23