Physics
Profile Activity
Meta user
Network profile
Ruslan
Summary Answers Questions Tags Badges Bookmarks Bounties Reputation All actions

302 Answers

Votes Activity Newest
4
How do forces 'know' they need to move when a system is in motion?
Sep 13 '20 at 8:27
4
Why is crystalline graphite black yet shiny?
Sep 1 '20 at 20:59
4
How to distinguish the $p_x$, $p_y$, $p_z$ orbitals when one can choose the $x-$, $y-$, and $z-$ axes arbitrary?
Aug 22 '20 at 18:33
4
How well does the strong nuclear forces cancel out over large distances?
Jul 4 '20 at 22:54
4
Does a 9,192,631,770 Hz hyperfine transition create 9,192,631,770 photons per second, or fewer?
May 18 '20 at 19:59
4
Do the hydrogen atom's electron orbitals have Gaussian probability density functions?
May 15 '20 at 12:06
4
Dissatisfied with textbook explanations for why $\vec k$ in Bloch's theorem can be restricted to thefirst Brillouin Zone (BZ)
May 10 '20 at 16:40
4
What saves bike rims when one rises before hitting small obstacles at full speed?
Apr 6 '20 at 20:06
4
What are the theoretical / mathematical problems in discarding negative solutions of Dirac equation?
Mar 17 '20 at 13:44
4
Nearly free electron model: Pauli principle
Dec 17 '19 at 20:15
4
Why are perpetual motion machines impossible?
Dec 17 '19 at 15:11
4
Is there refraction upon frustrated total internal reflection?
Nov 3 '18 at 22:37
4
What is the wavefunction of a system consists of both Fermions and Bosons?
Nov 23 '17 at 10:18
4
Why does black-body radiation work for *everything*?
May 23 '17 at 5:11
4
Is Bloch theorem suitable for correlated electrons?
May 15 '17 at 15:43
4
How to quantify translational symmetry?
Feb 12 '15 at 15:26
4
What evidence is there for quantum leaps?
Jan 25 '15 at 10:54
4
Least action principle — numerical simulation strangeness
Nov 1 '14 at 10:30
4
How does wave function collapse when I measure position?
Feb 12 '14 at 15:17
4
Quantum barrier for photons
Dec 15 '13 at 8:18
4
How can I model a two dimensional and three dimensional equivalents of one dimensional delta dirac (impulse) function?
Aug 22 '13 at 16:01
4
Wavefunction as a combination of two stationary states - how to find those states?
Aug 6 '13 at 22:59
4
Confusion about wavefunction separability
Aug 7 '13 at 9:25
3
Why is light wavelength measured in nm?
Jan 16 at 19:49
3
How to interpret band structure of $\rm Si$?
Sep 29 '20 at 12:19
3
What does a 4+1D wave look like at the light cone?
Oct 16 '20 at 22:45
3
Is Huygens principle true for any shape of wavefront?
Oct 11 '20 at 22:05
3
Why is the centre of mass of a semicircular wire outside the body?
Sep 30 '20 at 19:48
3
What is 'degrees of freedom' when using Fourier series to express a periodic waveform?
Sep 22 '20 at 16:17
3
Drawing the Wavefunction
Aug 28 '20 at 21:14
1 2
3
4 5
…
11