User Bjorn Wesen - Physics Stack Exchange

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	2,021 reputation	bio	website		visits	member for	2 years, 1 month
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8

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Why did Feynman's thesis almost work?

may 30 '12 at 11:13 Terry Bollinger 5,259

3

2

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4

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172

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Is there a non-perturbative remormalization? If so, how does it work?

renormalization regularization non-perturbative

dec 11 at 11:06 Manishearth♦ 7,981

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36

votes

1

answer

3

kviews

Why do we not have spin greater than 2?

quantum-field-theory spin

sep 30 '11 at 22:23 Ron Maimon 44.8k

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4

votes

2

answers

591

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What's the relation between virtual photons and electromagnetic potentials?

electromagnetism quantum-field-theory quantum-electrodynamics virtual-photons

oct 13 '11 at 5:40 Ron Maimon 44.8k

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votes

9

answers

4

kviews

About the complex nature of the wave function?

quantum-mechanics wavefunction complex-numbers

dec 8 at 18:24 paritto 76

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4

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4

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383

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References for conceptual issues in Quantum Field Theory

quantum-mechanics quantum-field-theory books reference-request gauge-theory

oct 14 '11 at 19:15 Peter Morgan 5,625

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10

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2

answers

3

kviews

How do Optically Active Compounds Rotate Plane Polarized Light?

optics electromagnetic-radiation polarization

aug 8 at 8:47 David Zaslavsky♦ 27.4k

3

4

votes

4

answers

471

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Can the universe be described by a Markov chain?

theory time-evolution

nov 5 at 20:07 dbaseman 460

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2

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0

answers

112

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Spin 1/2 finite-difference field simulator?

software wavefunction spinors

oct 4 '11 at 22:14 DarenW 2,218

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59

votes

13

answers

6

kviews

Superluminal neutrinos

neutrino faster-than-light

apr 2 '12 at 12:58 Frédéric Grosshans 5,370

3

votes

3

answers

233

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Stochastic processes and wavefunction collapse

quantum-mechanics wavefunction-collapse

oct 27 at 23:28 Sasha_F 81

6

32

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5

answers

2

kviews

Why do we think there are only three generations of fundamental particles?

particle-physics standard-model

nov 27 '11 at 1:37 Dr BDO Adams 244

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13

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6

answers

2

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Can Noether's theorem be understood intuitively?

symmetry conservation-laws lagrangian-formalism noethers-theorem intuition

nov 25 at 4:58 Claudius 1,684

2

7

votes

3

answers

269

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How does the quantum path integral relate to the quantization of energy?

quantum-mechanics path-integral

aug 23 '11 at 10:44 Piotr Migdal 3,258

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41

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4

answers

3

kviews

Gauge symmetry is not a symmetry?

quantum-field-theory particle-physics gauge-theory research-level topological-order

nov 5 at 6:14 Community♦ 1

7

13

votes

3

answers

3

kviews

Why correlation functions?

correlation-function

sep 29 '11 at 0:37 Community♦ 1

1

3

votes

1

answer

131

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Particle Indistinguishability Scale Limit

quantum-field-theory

aug 12 '11 at 18:17 Carl Brannen 6,547

10

votes

7

answers

1

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The philosophy behind the mathematics of quantum mechanics

quantum-mechanics mathematics

aug 1 '11 at 11:58 yatima2975 161

6

14

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6

answers

950

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Why can we treat quantum scattering problems as time-independent?

quantum-mechanics schrodinger-equation potential scattering

oct 6 at 20:11 Qmechanic♦ 17.3k

3

10

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7

answers

1

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Can a particle be physically observed inside a quantum barrier?

quantum-mechanics tunneling

jun 18 '11 at 12:59 Qmechanic♦ 17.3k

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5

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3

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286

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Is this algorithm for simulating a quantum computer accurate?

quantum-mechanics

jun 12 '11 at 23:08 Peter Shor 4,245

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5

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4

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428

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How is the path integral for light explained, or how does it arise?

quantum-electrodynamics

jun 10 '11 at 22:09 user1631 3,483

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7

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1

answer

345

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Is a weak measurement the same as an unsharp measurement or POVM?

quantum-mechanics quantum-information quantum-interpretations

oct 22 at 20:29 Antonio Di Lorenzo 41

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23

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2

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3

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What can the D-Wave quantum computer do?

quantum-information quantum-computation

sep 13 '11 at 3:34 Joe Fitzsimons 5,596

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13

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5

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494

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Do quantum states contain exponentially more information than classical states?

quantum-information

may 12 at 20:38 Qmechanic♦ 17.3k

7

13

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4

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429

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Home-made lattice calculation?

computational-physics lattice-model

jul 13 at 15:04 user1504 3,834

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6

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3

answers

725

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Why is it valid to take the partial trace to describe a subsystem?

quantum-mechanics entanglement

dec 19 '11 at 19:31 Heinrich Zimmermann 11

2

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3

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484

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Recently publicized experiment on destructive interference between two laser beams

optics waves laser interference reference-request

jun 21 '11 at 15:57 Community♦ 1

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6

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6

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422

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How low can an electron go?

quantum-mechanics velocity electron

mar 26 at 22:44 Programming Enthusiast 21

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6

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972

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Is there a direct physical interpretation for the quantum mechanical wavefunction?

quantum-mechanics

dec 5 '11 at 22:07 joseph f. johnson 1,928

Bjorn Wesen

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