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Ruslan
  • Member for 9 years, 3 months
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106 votes
10 answers
34k views

How is a quantum superposition different from a mixed state?

23 votes
1 answer
1k views

What do individual rainbow-forming droplets look like?

21 votes
1 answer
2k views

Interpretation of Dirac equation states

15 votes
3 answers
795 views

Renormalization in non-relativistic quantum mechanics

14 votes
3 answers
3k views

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

13 votes
2 answers
392 views

Why do diffractions spikes from small aperture not have fringes?

12 votes
3 answers
980 views

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

10 votes
1 answer
873 views

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

10 votes
1 answer
711 views

Does Feynman path integral include discontinuous trajectories?

10 votes
1 answer
1k views

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

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?

8 votes
2 answers
854 views

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

8 votes
1 answer
432 views

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

7 votes
2 answers
563 views

Are there any fully analytically solvable nonlinear oscillators?

7 votes
1 answer
215 views

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

6 votes
3 answers
256 views

Why are nearby clouds so different in brightness?

6 votes
1 answer
114 views

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

6 votes
2 answers
917 views

Inexact measurement and wavefunction collapse

6 votes
1 answer
268 views

How can I simulate a model electronic hole?

5 votes
1 answer
1k views

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

5 votes
4 answers
1k views

Why can interference from two independent sources be observed?

5 votes
1 answer
162 views

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

5 votes
3 answers
3k views

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

5 votes
1 answer
240 views

Why does roughened silver look gray while paper white?

5 votes
2 answers
438 views

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

5 votes
2 answers
131 views

Is there anything like a "polarizer rejection spectrum"?

5 votes
1 answer
172 views

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

5 votes
1 answer
1k views

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

4 votes
2 answers
206 views

Is this even a phase transition?