User Gödel

6

11

votes

1

answer

1k

views

Differentiating the gravitational redshift and the cosmological redshift?

Jan 19 '18 at 20:55 Allure 11.7k

3

2

votes

3

answers

214

views

Thought experiment about wavelength of light through a medium [duplicate]

speed-of-light wavelength thought-experiment

Nov 1 '14 at 9:02 Community♦ 1

1

vote

1

answer

160

views

Pattern on mesh office chair emulates thin film interference for curved surface. Possible to form an equation?

visible-light

Oct 29 '14 at 18:42 imallett 783

1

2

votes

1

answer

346

views

Concerning the transtition between matter dominated universe and radiation dominated universe

cosmology astrophysics

Oct 23 '14 at 23:41 Community♦ 1

1

vote

1

answer

76

views

Thin Film Interference in Fluid Dynamics: Many are welcome to throw ideas in here, Please!

optics visible-light quantum-optics

Aug 28 '14 at 2:13 Community♦ 1

0

votes

1

answer

99

views

Single Photon emission from positronium in strong magnetic fields; how is momentum conserved?

electromagnetism magnetic-fields positronium

Aug 17 '14 at 5:55 anna v 201k

1

vote

3

answers

755

views

Does the the quantum field theoretic process of particle–antiparticle annihilation break the axioms of Special Relativity?

quantum-field-theory special-relativity speed-of-light conservation-laws virtual-particles

Aug 8 '14 at 4:39 anna v 201k

1

0

votes

1

answer

247

views

Spin-½ and beyond: Measuring spin components other than ± ħ / 2: How to formulate the probability function?

quantum-mechanics angular-momentum wavefunction quantum-spin group-representations

Aug 7 '14 at 5:11 Gödel 1,024

1

vote

1

answer

276

views

Flaw in the radius of a spherical electron model (classical electron radius)

homework-and-exercises electromagnetism electrostatics

Aug 6 '14 at 6:52 alemi 12.6k

1

vote

1

answer

383

views

What would Maxwell's Equations be if we had magnetic charges and magnetic currents?

homework-and-exercises electromagnetism maxwell-equations magnetic-monopoles duality

Aug 4 '14 at 10:10 fqq 1,072

3

votes

2

answers

728

views

Confused about the theoretical origin of quadratic air drag [duplicate]

fluid-dynamics aerodynamics drag

Aug 2 '14 at 21:55 Robin Ekman 13.4k

0

votes

1

answer

9k

views

Problem with plane mirror focal length thoery: Is the focal length actually infinite?

optics visible-light wavelength

Jun 29 '14 at 15:17 Luboš Motl 167k

4

votes

1

answer

251

views

Boiling Pasta resulting in a Torus like shape?

thermodynamics food

Jun 24 '14 at 19:26 Qmechanic♦ 145k

0

votes

2

answers

45

views

Are combined masses in space, such as galaxies, considered to be uniform bodies? *In addition, a related question about force

general-relativity gravity astronomy astrophysics

May 28 '14 at 21:47 Bernhard 4,799

0

votes

1

answer

442

views

Consequences of inverse square law with vast distances (Gravity); (in addition, is light speed broken)? [duplicate]

newtonian-mechanics gravity astrophysics speed-of-light

May 28 '14 at 21:07 Gödel 1,024

4

8

votes

4

answers

1k

views

How can things be chaotic on a quantum level, yet tangible on a classical level?

quantum-mechanics classical-mechanics measurement-problem

May 28 '14 at 1:27 bignose 155

1

vote

1

answer

396

views

Why are diodes able to amplify signals in groups, but not alone?

electromagnetism electricity electric-circuits molecules

May 22 '14 at 21:24 garyp 20.3k

3

votes

1

answer

168

views

Put yourself in the shoes of Wolfgang Pauli (1930): How could Pauli have narrowed the culprit down to one particle, instead of many?

particle-physics nuclear-physics neutrinos thought-experiment

May 20 '14 at 21:09 webb 1,164

0

votes

2

answers

94

views

Person in a special relativistic frame observes light refract on a passing ship

special-relativity speed-of-light

May 20 '14 at 11:09 Community♦ 1

5

votes

1

answer

667

views

How can one rule out the possibility of there being neutral quarks?

particle-physics quarks

May 20 '14 at 10:37 user46904 1

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20 Questions

Differentiating the gravitational redshift and the cosmological redshift?

Thought experiment about wavelength of light through a medium [duplicate]

Pattern on mesh office chair emulates thin film interference for curved surface. Possible to form an equation?

Concerning the transtition between matter dominated universe and radiation dominated universe

Thin Film Interference in Fluid Dynamics: Many are welcome to throw ideas in here, Please!

Single Photon emission from positronium in strong magnetic fields; how is momentum conserved?

Does the the quantum field theoretic process of particle–antiparticle annihilation break the axioms of Special Relativity?

Spin-½ and beyond: Measuring spin components other than ± ħ / 2: How to formulate the probability function?

Flaw in the radius of a spherical electron model (classical electron radius)

What would Maxwell's Equations be if we had magnetic charges and magnetic currents?

Confused about the theoretical origin of quadratic air drag [duplicate]

Problem with plane mirror focal length thoery: Is the focal length actually infinite?

Boiling Pasta resulting in a Torus like shape?

Are combined masses in space, such as galaxies, considered to be uniform bodies? *In addition, a related question about force

Consequences of inverse square law with vast distances (Gravity); (in addition, is light speed broken)? [duplicate]

How can things be chaotic on a quantum level, yet tangible on a classical level?

Why are diodes able to amplify signals in groups, but not alone?

Put yourself in the shoes of Wolfgang Pauli (1930): How could Pauli have narrowed the culprit down to one particle, instead of many?

Person in a special relativistic frame observes light refract on a passing ship

How can one rule out the possibility of there being neutral quarks?