User Mauro Giliberti

2

11

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3

answers

1k

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What is the rigorous definition of the verb “to quantize”?

Mar 8 at 13:56 Mauro Giliberti 2,966

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7

votes

1

answer

187

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Anomaly, symmetries, and Ward identity

quantum-field-theory gauge-theory quantum-anomalies ward-identity

Apr 22 at 10:46 Nihar Karve 5,927

3

7

votes

2

answers

632

views

Units in general relativity

general-relativity metric-tensor units dimensional-analysis

Aug 27 '19 at 17:12 Qmechanic♦ 149k

7

6

votes

1

answer

342

views

What theory is a non-field-theory?

field-theory renormalization

Nov 12 at 15:10 Daddy Kropotkin 2,537

3

5

votes

2

answers

487

views

What is wrong with Weyl-Wigner representation?

quantum-mechanics hilbert-space phase-space wigner-transform

Jul 5 '20 at 10:51 Cosmas Zachos 38.3k

5

votes

1

answer

275

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Picture of Sgr A* [duplicate]

black-holes astronomy telescopes

Apr 7 '19 at 22:26 probably_someone 34.1k

1

4

votes

2

answers

141

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Action dimensions in string theory

string-theory action spacetime-dimensions branes effective-field-theory

May 1 at 15:29 Mauro Giliberti 2,966

4

votes

3

answers

154

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Identity of dynamical D$p$-branes

string-theory branes visualization

Apr 29 at 9:57 Mauro Giliberti 2,966

2

4

votes

3

answers

181

views

What does it mean to be “gauging” a symmetry?

symmetry terminology gauge-theory definition gauge-invariance

Apr 12 at 0:36 ACuriousMind♦ 93.8k

2

3

votes

1

answer

91

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Two perturbative expansions in String Theory

string-theory perturbation-theory interactions physical-constants

Jun 10 at 3:28 Nihar Karve 5,927

2

3

votes

2

answers

180

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What's the inner ergosphere in a Kerr black hole?

general-relativity black-holes spacetime event-horizon kerr-metric

Apr 17 at 15:50 Urb 2,396

3

votes

2

answers

215

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Why don't we study spin-3/2 fields?

quantum-field-theory field-theory fermions

Jul 27 at 14:33 Ramiro Hum-Sah 3,294

1

3

votes

1

answer

98

views

Is it possible to derive the canonical ensemble without the microcanonical one?

thermodynamics statistical-mechanics entropy

Jul 17 '20 at 16:09 GiorgioP 16.2k

1

3

votes

3

answers

212

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Why should the X17 be a force carrier?

particle-physics nuclear-physics interactions carrier-particles x17

May 5 '20 at 17:35 Roghan Arun 476

2

votes

2

answers

78

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What are the relations between mixed/pure/separable/entangled states?

quantum-mechanics hilbert-space quantum-information quantum-entanglement quantum-states

Jun 6 at 17:10 Wolphram jonny 15.1k

4

2

votes

0

answers

50

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AdS/CFT spacetime visualization

spacetime string-theory ads-cft anti-de-sitter-spacetime visualization

Jun 5 at 14:32 Mauro Giliberti 2,966

1

2

votes

2

answers

72

views

Are Dirac/Weyl/Majorana fermions exclusive?

representation-theory fermions dirac-equation spinors majorana-fermions

May 31 at 20:05 benrg 11.7k

1

2

votes

1

answer

82

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Mass and breaking in SSB

quantum-field-theory mass field-theory higgs symmetry-breaking

Jun 30 '20 at 8:18 GRrocks 2,360

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1

vote

0

answers

36

views

What are the top-down and bottom-up approaches to holography?

ads-cft models holographic-principle

Jun 3 at 22:05 Mauro Giliberti 2,966

1

vote

1

answer

50

views

How is the $d=2$ Weyl invariance different from the generic Conformal $SO(2,d)$ invariance?

symmetry string-theory conformal-field-theory

Jun 3 at 16:39 CStarAlgebra 1,461

1

vote

1

answer

85

views

What's the ${\cal N}$ for SUSY theories?

definition supersymmetry

May 18 at 17:25 Nihar Karve 5,927

1

vote

0

answers

57

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Is Supergravity just Super String Theory without open strings?

string-theory ads-cft supergravity

May 18 at 10:13 Mauro Giliberti 2,966

1

vote

0

answers

90

views

How does QFT explain QM phenomena?

quantum-mechanics quantum-field-theory quantum-entanglement quantum-tunneling

Mar 4 at 18:21 Mauro Giliberti 2,966

1

vote

0

answers

42

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Cartan subalgebra and Casimir invariants

group-theory definition representation-theory lie-algebra invariants

Dec 13 at 13:40 Qmechanic♦ 149k

1

vote

1

answer

66

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Would extra dimensions really solve the hierarchy problem?

gravity standard-model spacetime-dimensions interactions fine-tuning

Nov 17 at 17:48 Qmechanic♦ 149k

1

vote

3

answers

25

views

Everyday repercussions of nuclear forces change

forces everyday-life weak-interaction strong-force

Oct 2 at 8:49 gandalf61 20k

1

vote

2

answers

88

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Could the Fermi statistic be a force?

fermions pauli-exclusion-principle exchange-interaction

Jul 30 at 14:17 ZeroTheHero 34.1k

1

vote

0

answers

156

views

Mass terms for scalar lagrangians?

quantum-field-theory field-theory gauge-theory higgs symmetry-breaking

Jul 8 '20 at 8:11 AlmostClueless 1,373

1

vote

1

answer

57

views

How to find the terms of Post-Newtonian approximation?

general-relativity approximations post-newtonian

Jun 27 '20 at 13:35 Mauro Giliberti 2,966

1

vote

0

answers

27

views

Spin, directions and measurement

nuclear-physics potential quantum-spin

Jan 13 '20 at 11:30 Mauro Giliberti 2,966

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40 Questions

What is the rigorous definition of the verb “to quantize”?

Anomaly, symmetries, and Ward identity

Units in general relativity

What theory is a non-field-theory?

What is wrong with Weyl-Wigner representation?

Picture of Sgr A* [duplicate]

Action dimensions in string theory

Identity of dynamical D$p$-branes

What does it mean to be “gauging” a symmetry?

Two perturbative expansions in String Theory

What's the inner ergosphere in a Kerr black hole?

Why don't we study spin-3/2 fields?

Is it possible to derive the canonical ensemble without the microcanonical one?

Why should the X17 be a force carrier?

What are the relations between mixed/pure/separable/entangled states?

AdS/CFT spacetime visualization

Are Dirac/Weyl/Majorana fermions exclusive?

Mass and breaking in SSB

What are the top-down and bottom-up approaches to holography?

How is the $d=2$ Weyl invariance different from the generic Conformal $SO(2,d)$ invariance?

What's the ${\cal N}$ for SUSY theories?

Is Supergravity just Super String Theory without open strings?

How does QFT explain QM phenomena?

Cartan subalgebra and Casimir invariants

Would extra dimensions really solve the hierarchy problem?

Everyday repercussions of nuclear forces change

Could the Fermi statistic be a force?

Mass terms for scalar lagrangians?

How to find the terms of Post-Newtonian approximation?

Spin, directions and measurement