User Charles Tucker 3

5 votes

3 answers

274 views

Why is photon energy no function of transition time?

asked May 15, 2021 at 20:13

4 votes

1 answer

159 views

Is a small fragment of a white dwarf stable? [duplicate]

asked May 11, 2021 at 22:14

4 votes

1 answer

304 views

How does epsilon get into the exponent for light?

asked Jul 11, 2021 at 13:57

3 votes

2 answers

111 views

Why does a thermal camera see contours?

asked May 18, 2021 at 21:28

3 votes

1 answer

78 views

Could I see the corner of the room?

asked May 19, 2021 at 18:49

3 votes

2 answers

228 views

Speed of photon

asked Jul 29, 2022 at 10:50

2 votes

0 answers

56 views

Why are circular polarized 3D glasses for cinemas so cheap and working for a range of wavelengths?

asked Jul 13 at 15:39

2 votes

1 answer

562 views

Does a retroreflector depolarize light or preserve polarisation?

asked May 12, 2021 at 23:09

2 votes

1 answer

249 views

Vacuum fluctuation and negative energy

asked May 16, 2021 at 10:16

2 votes

1 answer

187 views

Electronic quantum jump time = transition time = lifetime?

asked Aug 27, 2021 at 11:22

1 vote

1 answer

477 views

In which altitude does Rayleigh scattering produce the blue color of the sky and are density fluctuations required?

asked Jul 5, 2021 at 14:22

1 vote

0 answers

86 views

Does a single photon propagate with phase velocity or front velocity through a dispersive material?

asked Jul 26, 2022 at 21:33

1 vote

2 answers

238 views

What exactly is the motion in Warp drive?

asked May 14, 2021 at 15:17

0 votes

1 answer

410 views

Qualitatively Brewster angle explanation with dipoles

asked Jun 2, 2021 at 16:21

0 votes

1 answer

181 views

Why is $\vec{D}$ called displacement field and not $\vec{E}$?

asked Jun 6, 2021 at 13:54

0 votes

0 answers

171 views

Why is the real part of the permittivity the phase angle?

asked Jun 15, 2021 at 7:55

0 votes

2 answers

1k views

Calculate radiance of Lambertian emitters: Is the solid angle $\pi$ or $2 \pi$?

asked Jun 18, 2021 at 8:42

0 votes

3 answers

63 views

Momentum and energy conservation and preconditions

asked Jun 21, 2022 at 9:58

0 votes

2 answers

651 views

Imaginary part of refractive index = absorption or extinction?

asked Jun 30, 2022 at 22:55

0 votes

1 answer

171 views

Does a thermal camera detect distant objects colder?

asked May 19, 2021 at 12:41

-1 votes

1 answer

103 views

Angular aperture of diverging beam after passing through a diverging lens

asked Aug 20, 2021 at 11:21

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21 Questions

Why is photon energy no function of transition time?

Is a small fragment of a white dwarf stable? [duplicate]

How does epsilon get into the exponent for light?

Why does a thermal camera see contours?

Could I see the corner of the room?

Speed of photon

Why are circular polarized 3D glasses for cinemas so cheap and working for a range of wavelengths?

Does a retroreflector depolarize light or preserve polarisation?

Vacuum fluctuation and negative energy

Electronic quantum jump time = transition time = lifetime?

In which altitude does Rayleigh scattering produce the blue color of the sky and are density fluctuations required?

Does a single photon propagate with phase velocity or front velocity through a dispersive material?

What exactly is the motion in Warp drive?

Qualitatively Brewster angle explanation with dipoles

Why is $\vec{D}$ called displacement field and not $\vec{E}$?

Why is the real part of the permittivity the phase angle?

Calculate radiance of Lambertian emitters: Is the solid angle $\pi$ or $2 \pi$?

Momentum and energy conservation and preconditions

Imaginary part of refractive index = absorption or extinction?

Does a thermal camera detect distant objects colder?

Angular aperture of diverging beam after passing through a diverging lens