User lurscher - Physics Stack Exchange

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	4,467 reputation	bio	website		visits	member for	2 years, 5 months
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Is there a way to directly observe the spin texture of the surface states of topological insulators?

jun 11 at 9:25 Community♦ 1

3

11

votes

1

answer

287

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Quantum uncertainty of particle falling in black hole

black-holes quantum-gravity uncertainty-principle thermal-radiation

dec 4 at 20:27 Anixx 2,177

4

11

votes

2

answers

471

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If a Kerr-Newman black hole is like a charged, spinning, heavy magnet, what kind of magnet is it like?

general-relativity black-holes kerr-newman-metric

dec 19 at 16:11 lurscher 4,467

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11

votes

2

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267

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What tree-level Feynman diagrams are added to QED if magnetic monopoles exist?

quantum-field-theory quantum-electrodynamics magnetic-monopoles

aug 19 at 11:06 Sidious Lord 51

4

11

votes

3

answers

557

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Swimming in Spacetime - apparent conserved quantity violation

general-relativity spacetime noethers-theorem

dec 19 '11 at 3:11 David Zaslavsky♦ 28.1k

3

11

votes

3

answers

619

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Does the Unruh effect violate Mach's principle?

quantum-field-theory general-relativity

aug 13 '11 at 0:02 Ron Maimon 45.5k

5

11

votes

6

answers

1

kviews

What is the symmetry which is responsible for conservation of mass?

energy mass lagrangian-formalism hamiltonian-formalism symmetry

mar 10 '12 at 11:03 Community♦ 1

7

10

votes

4

answers

1

kviews

“Velvet way” to Grassmann numbers

quantum-field-theory mathematical-physics grassmann-numbers

feb 11 '11 at 18:38 Zoltan Zimboras 176

2

10

votes

2

answers

280

views

Is this a weather phenomenon or an instrumental artifact?

atmosphere weather convection

aug 20 at 16:57 Ryan Christman 56

1

10

votes

1

answer

265

views

Any practical results yet from 'Twistor Uprising'?

quantum-field-theory feynman-diagram twistor

dec 24 at 3:22 BrianWa 329

4

10

votes

3

answers

365

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Why is there a flux of radiation in the Hawking effect but not in the Unruh effect? (and other questions)

quantum-field-theory general-relativity black-holes hawking-radiation

jan 2 '12 at 9:57 Nathaniel 6,327

5

10

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4

answers

2

kviews

Einstein's special relativity beyond the speed of light

special-relativity faster-than-light

dec 25 at 22:14 Sklivvz♦ 5,607

7

10

votes

4

answers

1

kviews

What are the details around the origin of the string theory?

particle-physics string-theory history quantum-chromodynamics

mar 12 at 17:31 Manishearth♦ 8,182

5

10

votes

8

answers

1

kviews

What reasons are there to suspect string theory may be an incorrect theory?

string-theory

feb 15 '12 at 20:48 Jose Javier Garcia 1,170

1

10

votes

2

answers

127

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What is the 'bump' near $M_{\mu\mu}\approx 30\text{ GeV}$

particle-physics large-hadron-collider

dec 10 at 11:05 luksen 3,319

3

10

votes

5

answers

514

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Does the amount of gravitational potential energy in the universe increase as it expands?

general-relativity cosmology energy-conservation universe space-expansion

may 6 at 9:31 Philip Gibbs 2,893

5

9

votes

0

answers

227

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How can two time theories be compactified to 3+1 without any Kaluza-Klein remnants

time gauge-theory dimensions compactification

dec 11 at 17:03 Jerry Schirmer 10.6k

2

9

votes

1

answer

219

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How is the Dirac adjoint generalized?

mathematical-physics dirac-equation spinors classical-field-theory

may 22 at 4:07 Community♦ 1

2

9

votes

4

answers

266

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Is the Lagrangian of a quantum field really a 'functional'?

lagrangian-formalism terminology field-theory variational-calculus

feb 5 at 16:20 Qmechanic♦ 18k

2

9

votes

0

answers

446

views

Could this model have soliton solutions?

quantum-field-theory field-theory spinors

oct 24 '11 at 18:37 Anthonny 298

3

9

votes

2

answers

491

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What are bootstraps?

particle-physics s-matrix-theory

mar 25 '12 at 20:05 Arnold Neumaier 14.2k

10

9

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2

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3

kviews

How does the Higgs mechanism work?

quantum-field-theory particle-physics higgs-boson higgs-mechanism

mar 9 at 23:11 user21807 1

2

9

votes

2

answers

283

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When “unphysical” solutions are not actually unphysical

quantum-mechanics classical-mechanics symmetry boundary-condition

apr 4 '12 at 6:24 Tarek 147

4

9

votes

6

answers

2

kviews

Is it possible to project a magnetic field at a location in space?

electromagnetism

oct 14 at 22:34 Community♦ 1

10

9

votes

1

answer

584

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Self energy, 1PI, and tadpoles

quantum-field-theory symmetry-breaking perturbation-theory effective-action

jun 12 at 6:26 Community♦ 1

1

9

votes

8

answers

2

kviews

Can there be black light ? I mean is it possible to devise a machine that outputs darkness ?

visible-light

sep 4 at 20:27 lurscher 4,467

2

9

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2

answers

495

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The Reeh-Schlieder theorem and quantum geometry

quantum-gravity entanglement renormalization geometry

apr 30 '11 at 22:38 Tim van Beek 21

3

9

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1

answer

308

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Can the connectivity of space change in string theory?

string-theory

apr 11 '11 at 5:38 Community♦ 1

1

9

votes

2

answers

825

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How do wormholes work?

general-relativity

apr 1 '11 at 0:33 Lawrence B. Crowell 5,296

1

9

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1

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279

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Measurement of kaluza-klein radion field gradient?

general-relativity gravity kaluza-klein compactification calabi-yau

apr 15 '11 at 20:26 lurscher 4,467

lurscher

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