User amilton moreira - Physics Stack Exchange

42 votes

7 answers

5k views

Do nuclei emit photons?

asked Jul 15, 2020 at 13:14

15 votes

1 answer

1k views

What is the difference between a section of a complex line bundle and a complex-valued function?

asked Oct 10, 2017 at 17:28

7 votes

2 answers

355 views

Composite particles Dirac spinor approximation

asked Oct 21, 2018 at 13:26

6 votes

1 answer

113 views

Does a rest charge on the surface of the earth emit radiation [duplicate]

asked Nov 12, 2020 at 18:32

6 votes

4 answers

978 views

Why is impossible to synchronize the clocks , along a ring globally on a uniform rotating disk?

asked May 24, 2021 at 12:20

6 votes

2 answers

958 views

Are all canonical transformations unitary transformations?

asked Aug 17, 2021 at 15:30

5 votes

1 answer

522 views

Combinatorics geometric series for connected two-point function

asked Apr 22, 2019 at 15:50

5 votes

0 answers

222 views

Why poles of two-point function corresponds to bound states?

asked Aug 9, 2023 at 18:40

4 votes

0 answers

134 views

Do fields have meaning in quantum field theory?

asked Sep 19, 2021 at 9:11

4 votes

1 answer

711 views

Covariant derivative in associated bundle

asked Oct 14, 2017 at 14:01

4 votes

1 answer

760 views

Are coordinate transformations in quantum mechanics unitary transformations of the position operator?

asked Aug 18, 2021 at 17:10

4 votes

2 answers

573 views

Can we have electric current in vacuum?

asked Nov 27, 2020 at 10:11

3 votes

0 answers

34 views

Hydrogen gas tube and the spectrum [duplicate]

asked Nov 25, 2020 at 0:17

3 votes

1 answer

116 views

Why black holes lose energy? [duplicate]

asked Mar 18, 2021 at 17:54

3 votes

0 answers

34 views

Hydrogen gas tube in hydrogen spectrum experiment

asked Mar 20, 2021 at 14:40

3 votes

2 answers

324 views

Why change of variables in the Hamiltonian give us the same physics while changes of variables in the Lagrangian does not?

asked Aug 9, 2021 at 17:03

3 votes

2 answers

465 views

What is the equivalence theorem in quantum field theory?

asked Aug 10, 2021 at 16:37

3 votes

3 answers

279 views

Active vs passive transformation in right handed particle

asked Apr 21, 2021 at 18:22

3 votes

1 answer

617 views

How to construct fields from from unitary representation of the Poincaré group?

asked Jan 5, 2016 at 18:16

3 votes

1 answer

272 views

Path integral measure in Coleman's "Aspects of symmetry"

asked Feb 28, 2017 at 19:47

3 votes

1 answer

767 views

How to measure proper distance?

asked Oct 6, 2018 at 10:29

3 votes

1 answer

324 views

Electromagnetic current operator using Feynman rules

asked Dec 21, 2018 at 14:57

3 votes

0 answers

93 views

Electron interaction term in a external field

asked Oct 28, 2018 at 13:02

3 votes

1 answer

902 views

Proof of geometric series for connected two-point function

asked Nov 13, 2018 at 22:45

3 votes

1 answer

279 views

Does spacetime topology have importance in physics?

asked Sep 19, 2020 at 15:45

3 votes

2 answers

786 views

What is global Lorentz transformation and what is local Lorentz transformation?

asked Apr 15, 2020 at 18:57

3 votes

1 answer

442 views

Is there any book that treat time-dependent perturbation theory with rigorous mathematics?

asked Jan 18, 2020 at 10:30

2 votes

2 answers

78 views

Number of nodes in Hartree-Fock solution

asked Mar 29, 2020 at 17:30

2 votes

1 answer

32 views

Light emission of a molecule formed from two atoms

asked Jul 21, 2020 at 19:40

2 votes

4 answers

809 views

Confusion in Proof of Noether's theorem

asked May 2, 2019 at 6:58

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169 Questions

Do nuclei emit photons?

What is the difference between a section of a complex line bundle and a complex-valued function?

Composite particles Dirac spinor approximation

Does a rest charge on the surface of the earth emit radiation [duplicate]

Why is impossible to synchronize the clocks , along a ring globally on a uniform rotating disk?

Are all canonical transformations unitary transformations?

Combinatorics geometric series for connected two-point function

Why poles of two-point function corresponds to bound states?

Do fields have meaning in quantum field theory?

Covariant derivative in associated bundle

Are coordinate transformations in quantum mechanics unitary transformations of the position operator?

Can we have electric current in vacuum?

Hydrogen gas tube and the spectrum [duplicate]

Why black holes lose energy? [duplicate]

Hydrogen gas tube in hydrogen spectrum experiment

Why change of variables in the Hamiltonian give us the same physics while changes of variables in the Lagrangian does not?

What is the equivalence theorem in quantum field theory?

Active vs passive transformation in right handed particle

How to construct fields from from unitary representation of the Poincaré group?

Path integral measure in Coleman's "Aspects of symmetry"

How to measure proper distance?

Electromagnetic current operator using Feynman rules

Electron interaction term in a external field

Proof of geometric series for connected two-point function

Does spacetime topology have importance in physics?

What is global Lorentz transformation and what is local Lorentz transformation?

Is there any book that treat time-dependent perturbation theory with rigorous mathematics?

Number of nodes in Hartree-Fock solution

Light emission of a molecule formed from two atoms

Confusion in Proof of Noether's theorem