User Qmechanic - Physics Stack Exchange

bio	website	arXiv.org
	location	Europe
	age	47
visits	member for	2 years, 2 months
	seen	19 mins ago
stats	profile views	4,544

	17,407 reputation	bio	website	arXiv.org	visits	member for	2 years, 2 months
41748 badges		location	Europe		seen	19 mins ago

2

3

votes

1

answer

98

views

A corollary of Mermin-Wagner Theorem

condensed-matter

may 14 at 10:04 Norbert Schuch 750

1

2

votes

0

answers

50

views

Mass spectrum of Type I string theory

string-theory supersymmetry

may 13 at 16:11 dimension10 183

1

vote

0

answers

72

views

Fermi level for the bulk of topological insulator

condensed-matter

may 15 at 6:11 hlew 328

2

3

votes

3

answers

117

views

Physical interpretation of Poisson bracket properties

classical-mechanics hamiltonian-formalism poisson-brackets

may 13 at 14:43 Ikiperu 462

1

3

votes

1

answer

38

views

Parametrization of $U(N)$ non-linear sigma model

quantum-field-theory particle-physics sigma-models

may 13 at 9:35 David Bar Moshe 7,697

2

votes

0

answers

49

views

Mathematical equivalence between Liénard-Wiechert potential and 4-potential in Rindler coordinates

electromagnetic-radiation lienard-wiechert

may 13 at 0:58 Emilio Pisanty 7,338

2

3

votes

2

answers

111

views

How to prove that the generator of proper vertices is the Legendre transform of $W(j) = \log \frac{Z[j]}{Z[0]}$

quantum-field-theory

may 13 at 5:05 Ikiperu 462

1

3

votes

1

answer

66

views

Spectra of the Type II String theories

quantum-field-theory string-theory supersymmetry

may 12 at 11:59 Olof 912

3

9

votes

1

answer

266

views

How do I find constraints on the Nambu-Goto Action?

string-theory constrained-dynamics string

may 14 at 20:57 Jonathan Gleason 1,306

2

0

votes

2

answers

57

views

Electron in an infinite potential well

quantum-mechanics homework wavefunction schrodinger-equation potential

may 11 at 16:52 firtree 638

2

votes

0

answers

40

views

Construction of the supergravity side explicitly in gauge/gravity dualities

string-theory ads-cft supergravity

may 11 at 8:21 Debangshu 165

1

vote

3

answers

112

views

Complex energy eigenstates of the harmonic oscillator

quantum-mechanics harmonic-oscillator special-functions

may 16 at 14:08 Jan Lalinsky 11

2

1

vote

1

answer

70

views

Ginzburg-Landau model for superconductivity

electromagnetism temperature superconductivity

may 10 at 1:12 Felipe Attanasio 19

2

1

vote

2

answers

112

views

Doubts concerning Wigner's classification

special-relativity spin polarization representation-theory helicity

may 11 at 21:13 Peter Kravchuk 861

2

6

votes

1

answer

80

views

Critical dimension in quantization of p-branes

string-theory dimensions quantization anomaly branes

may 9 at 16:37 Siva 1,569

1

vote

1

answer

48

views

Baryon wave function symmetry

particle-physics symmetry spin quarks

may 8 at 16:48 firtree 638

1

4

votes

1

answer

147

views

Yang-Mills instanton

quantum-field-theory gauge-theory yang-mills instantons

may 9 at 1:23 Raj 3

2

7

votes

1

answer

97

views

Positivity in the Pauli/Bloch/coherence vector representation

quantum-mechanics quantum-information quantum-computation quantum-statistics

may 8 at 0:53 Steve Flammia 291

2

votes

0

answers

36

views

Identity in CFT

conformal-field-theory

may 7 at 9:59 Learning is a mess 373

2

votes

2

answers

82

views

Density Operator, Expectation Value, Coherent States

quantum-mechanics density-operator

may 7 at 18:20 Emilio Pisanty 7,338

2

3

votes

0

answers

47

views

A particlar normal ordering problem

quantum-field-theory operators wick-theorem

may 6 at 18:11 Qmechanic♦ 17.4k

4

votes

1

answer

100

views

How to understand the emergent special relativity in the superfluid?

special-relativity condensed-matter superfluidity emergent-properties

may 9 at 2:38 Xiao-Gang Wen 2,986

2

votes

0

answers

60

views

A general wavefunction in a square lattice

quantum-mechanics condensed-matter symmetry wavefunction

may 7 at 0:53 Qmechanic♦ 17.4k

2

6

votes

2

answers

94

views

What is the real-world significance of the Bekenstein bound?

information

may 6 at 3:06 Ben Crowell 6,170

1

3

votes

1

answer

128

views

Phase space in quantum mechanics and Heisenberg uncertainty principle

quantum-mechanics statistical-mechanics uncertainty-principle hamiltonian-formalism phase-space

may 5 at 22:30 yarnamc 164

1

vote

1

answer

53

views

Casimir force using Pauli-Villars regularization

quantum-mechanics quantum-field-theory regularization

may 4 at 13:16 Community♦ 1

1

2

votes

0

answers

24

views

Holomorphic coupling as a source for gaugino condensation

quantum-field-theory supersymmetry gauge-theory

may 3 at 21:23 Pengpeng Xu 63

2

1

vote

0

answers

40

views

A three string tree diagram evaluated in CFT is different from string field theory evaluation

string-theory string-field-theory

may 2 at 22:10 Vaibhav Wasnik 11

1

2

votes

0

answers

33

views

Shock Rarefaction Interaction

fluid-dynamics

may 2 at 23:31

5

8

votes

1

answer

120

views

What're the relations and differences between slave-fermion and slave-boson formalism?

quantum-mechanics condensed-matter linear-algebra many-body spinors

may 5 at 18:48 Everett You 972

Qmechanic

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