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Ruslan's user avatar
Ruslan's user avatar
Ruslan
  • Member for 11 years
  • Last seen this week
  • Mauritius
116 votes
10 answers
39k views

How is a quantum superposition different from a mixed state?

28 votes
1 answer
1k views

What do individual rainbow-forming droplets look like?

21 votes
1 answer
3k views

Interpretation of Dirac equation states

17 votes
3 answers
893 views

Renormalization in non-relativistic quantum mechanics

14 votes
3 answers
4k views

Visualizing GR spacetime distortion in 1+1D spacetime instead of 2D space

13 votes
3 answers
1k views

Can spin-1/2 emerge as a property of quasiparticles if original description of the system was without spin?

13 votes
2 answers
477 views

Why do diffractions spikes from small aperture not have fringes?

11 votes
1 answer
1k views

Can a quasiclassical electron wave packet in elliptic orbit be formed from bound hydrogen-like eigenstates?

10 votes
1 answer
1k views

How will SR EM Lagrangian change if we find a magnetic charge?

10 votes
1 answer
805 views

Does Feynman path integral include discontinuous trajectories?

9 votes
1 answer
1k views

Are pure mechanical evanescent waves possible?

9 votes
5 answers
1k views

What does electric field of unpolarized light look like when measured?

9 votes
1 answer
518 views

How to check whether Schrödinger's cat was in superposition of states?

9 votes
2 answers
1k views

Why are S-state solutions of Dirac equation for hydrogen atom allowed to be unbounded?

8 votes
1 answer
270 views

What conserved quantity causes degeneracy of spectrum in rational polygonal billiards?

7 votes
2 answers
588 views

Are there any fully analytically solvable nonlinear oscillators?

7 votes
2 answers
1k views

Inexact measurement and wavefunction collapse

7 votes
1 answer
283 views

How can I simulate a model electronic hole?

6 votes
3 answers
323 views

Why are nearby clouds so different in brightness?

6 votes
1 answer
1k views

Why are doubly-excited states in helium not square integrable?

6 votes
1 answer
130 views

Why does energy exchange mechanism appear to affect energy distribution in a gas?

5 votes
1 answer
228 views

Does sky luminance really decrease in steps as the Sun goes deeper under the horizon?

5 votes
2 answers
173 views

Is there anything like a "polarizer rejection spectrum"?

5 votes
1 answer
1k views

Does action really have to be Lorentz-invariant in SR?

5 votes
4 answers
2k views

Why can interference from two independent sources be observed?

5 votes
2 answers
742 views

How can Lorentz contraction be "directly" measured?

5 votes
1 answer
174 views

Could quarks be free in higher-dimensional space than 3D?

5 votes
3 answers
4k views

Is there any time-dependent hydrogen atom Schrödinger equation, solvable analytically?

5 votes
1 answer
310 views

Why does roughened silver look gray while paper white?

5 votes
2 answers
551 views

How can mean value of a quantity $be$ an operator?