User Jeanbaptiste Roux

3 votes

1 answer

142 views

Wilson loop shapes and glueball operators

asked Sep 24, 2020 at 8:02

3 votes

1 answer

146 views

Do cosmological event horizon evaporates like black-hole horizon?

general-relativity cosmology event-horizon cosmological-inflation hawking-radiation

asked Nov 20, 2020 at 11:20

3 votes

1 answer

151 views

Interpretation of Feynman propagator for massive scalar field in position space

quantum-field-theory renormalization causality propagator

asked May 23, 2020 at 11:40

3 votes

0 answers

119 views

Wouldn't a simple scalar field fix the non-renormalizability of gravity?

quantum-field-theory renormalization quantum-gravity partition-function ghosts

asked Dec 30, 2021 at 18:32

3 votes

0 answers

30 views

Is it OK to do this manipulation at the partition function level? (auxiliary fields in quadratic gravity)

quantum-field-theory quantum-gravity partition-function cosmological-constant linearized-theory

asked Apr 24 at 9:18

2 votes

0 answers

49 views

Constraining the metric on the boundary of space-time to get rid of unwanted equation of motion

general-relativity spacetime boundary-conditions action boundary-terms

asked May 9 at 19:55

2 votes

1 answer

27 views

Question about the Weiss variational of gravitational action and related equations of motion

general-relativity lagrangian-formalism curvature variational-principle action

asked Mar 15 at 11:12

2 votes

1 answer

195 views

Does Hawking radiation depend on the coordinate system used?

black-holes coordinate-systems hawking-radiation qft-in-curved-spacetime

asked Apr 10, 2021 at 10:21

2 votes

0 answers

58 views

An error in the Damour-Ruffini method for derivation of Hawking radiations?

thermodynamics black-holes hawking-radiation qft-in-curved-spacetime

asked Apr 19, 2021 at 11:56

2 votes

0 answers

98 views

Problem with the path integral formulation of transition amplitudes in QFT

quantum-field-theory lagrangian-formalism path-integral

asked Apr 29, 2021 at 17:24

2 votes

0 answers

59 views

Bose-Einstein statistics in de Sitter spacetime

statistical-mechanics cosmology de-sitter-spacetime

asked Nov 30, 2020 at 15:38

2 votes

1 answer

171 views

Equation of motion of the curvature form $F$ in Yang-Mills theory

differential-geometry gauge-theory yang-mills

asked Feb 12, 2021 at 12:05

2 votes

0 answers

53 views

Wilson action equations of motion

homework-and-exercises gauge-theory variational-calculus wilson-loop lattice-gauge-theory

asked Feb 15, 2021 at 8:02

2 votes

0 answers

43 views

Do two equivalent actions lead to the same expectation values?

quantum-mechanics path-integral action

asked Mar 19, 2021 at 15:59

2 votes

2 answers

121 views

Calculating generating functional with stationary phase approximation

quantum-field-theory path-integral correlation-functions partition-function

asked Mar 29, 2021 at 12:01

2 votes

1 answer

53 views

Problem in the general Einstein-Hilbert action of non-abelian Kaluza-Klein theory in four dimensions (1+1D, and 2D)

general-relativity lagrangian-formalism spacetime-dimensions yang-mills kaluza-klein

asked Apr 1 at 14:19

1 vote

0 answers

44 views

Is there still a Gribov ambiguity when the Faddeev-Popov determinant is treated without ghosts?

quantum-field-theory gauge-theory yang-mills ghosts functional-determinants

asked Dec 23, 2021 at 9:28

1 vote

0 answers

26 views

Functional Hessian of the Palatini action

homework-and-exercises general-relativity lagrangian-formalism variational-calculus functional-derivatives

asked Mar 30, 2021 at 19:10

1 vote

0 answers

52 views

Fock-Schwinger gauge in pure Yang-Mills theory and coordinate dependence of equations of motion

gauge-theory yang-mills gauge

asked Mar 1, 2021 at 8:50

1 vote

0 answers

49 views

Determinant of differential operator as exponential of Wess-Zumino-Witten action

conformal-field-theory yang-mills functional-determinants wess-zumino-witten

asked Mar 3, 2021 at 10:31

1 vote

2 answers

99 views

Is my derivation of the Schrödinger equation valid?

quantum-mechanics schroedinger-equation

asked Dec 9, 2020 at 10:04

1 vote

0 answers

29 views

Hypothetical sources of partition function of a quantum theory of gravity

quantum-mechanics general-relativity partition-function

asked Jul 29, 2020 at 10:13

1 vote

1 answer

109 views

Peskin & Schroeder about spontaneous symmetry breaking

gauge-theory higgs symmetry-breaking

asked Dec 20, 2020 at 16:29

1 vote

0 answers

22 views

Reference for one-loop photon propagator in the frame of the electroweak theory

quantum-field-theory resource-recommendations propagator

asked Dec 30, 2020 at 9:23

1 vote

0 answers

22 views

Question about the measure in the partition function of a lattice Yang-Mills theory

quantum-field-theory partition-function lattice-gauge-theory

asked Jan 9, 2021 at 14:54

1 vote

0 answers

28 views

General source as a degree of freedom of E.O.M. : Should I impose it to be 0?

general-relativity action

asked May 2, 2021 at 17:07

1 vote

1 answer

108 views

How to deal with path integral in curved space-time for a free scalar field?

path-integral action partition-function qft-in-curved-spacetime functional-determinants

asked May 26, 2021 at 16:07

1 vote

0 answers

41 views

Contradictions in articles about renormalizability of Einstein-conformal gravity

general-relativity action modified-gravity

asked Aug 17, 2021 at 11:56

1 vote

0 answers

22 views

Lamb shift at the level of four-potential seems to violate causality

quantum-field-theory quantum-electrodynamics renormalization causality

asked Mar 25 at 9:56

1 vote

0 answers

35 views

How can a boundary have an equation of motion? (Quadratic gravity with boundaries)

general-relativity lagrangian-formalism boundary-conditions action boundary-terms

asked Jan 14 at 9:28

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42 Questions

Wilson loop shapes and glueball operators

Do cosmological event horizon evaporates like black-hole horizon?

Interpretation of Feynman propagator for massive scalar field in position space

Wouldn't a simple scalar field fix the non-renormalizability of gravity?

Is it OK to do this manipulation at the partition function level? (auxiliary fields in quadratic gravity)

Constraining the metric on the boundary of space-time to get rid of unwanted equation of motion

Question about the Weiss variational of gravitational action and related equations of motion

Does Hawking radiation depend on the coordinate system used?

An error in the Damour-Ruffini method for derivation of Hawking radiations?

Problem with the path integral formulation of transition amplitudes in QFT

Bose-Einstein statistics in de Sitter spacetime

Equation of motion of the curvature form $F$ in Yang-Mills theory

Wilson action equations of motion

Do two equivalent actions lead to the same expectation values?

Calculating generating functional with stationary phase approximation

Problem in the general Einstein-Hilbert action of non-abelian Kaluza-Klein theory in four dimensions (1+1D, and 2D)

Is there still a Gribov ambiguity when the Faddeev-Popov determinant is treated without ghosts?

Functional Hessian of the Palatini action

Fock-Schwinger gauge in pure Yang-Mills theory and coordinate dependence of equations of motion

Determinant of differential operator as exponential of Wess-Zumino-Witten action

Is my derivation of the Schrödinger equation valid?

Hypothetical sources of partition function of a quantum theory of gravity

Peskin & Schroeder about spontaneous symmetry breaking

Reference for one-loop photon propagator in the frame of the electroweak theory

Question about the measure in the partition function of a lattice Yang-Mills theory

General source as a degree of freedom of E.O.M. : Should I impose it to be 0?

How to deal with path integral in curved space-time for a free scalar field?

Contradictions in articles about renormalizability of Einstein-conformal gravity

Lamb shift at the level of four-potential seems to violate causality

How can a boundary have an equation of motion? (Quadratic gravity with boundaries)