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Physics

Self-Learner

 Self-Learner
Answer your own question with score of 3 or more.
Awarded 732 times.
Evaluation of functional derivative of effective action
Awarded Dec 6 at 20:33
Why we can neglect rapidly oscillating terms in favor of slowly oscillating terms?
Awarded Dec 5 at 8:50
Origin of $1/v$ region of neutron capture cross section and different Breit-Wigner formula formulations
Awarded Nov 13 at 23:04
Is the Lorentz 3-force a 3-vector or 3-pseudovector?
Awarded Nov 13 at 17:41
Decay Rates of Harmonics in Standing Waves on a String
Awarded Nov 9 at 16:47
Detailed conservation of enstrophy in 2D turbulence
Awarded Nov 5 at 23:47
How to derive the stress tensor in quantum mechanics?
Awarded Oct 28 at 15:16
Why is steaming food not faster than boiling it?
Awarded Oct 27 at 2:34
Why energy-positivity?
Awarded Oct 16 at 3:02
How do I apply a renormalization technique to estimate the fractal dimension of a diffusion limited aggregate?
Awarded Oct 7 at 20:02
Bell Test statistics
Awarded Sep 25 at 17:05
Parity transformation for spinors (pinors) in odd spacetime dimensions
Awarded Sep 20 at 17:55
Why doesn't precessing a spin cause a measurement?
Awarded Sep 5 at 4:02
How is it possible to know a proposed perpetual motion machine won't work without even looking at it?
Awarded Aug 30 at 14:18
Fredric Schuller's lecture notes for Classical Mechanics
Awarded Jul 22 at 16:03
A puzzle about relativistic spin
Awarded Jul 21 at 7:17
How can one see that the Hydrogen atom has $SO(4)$ symmetry?
Awarded Jul 19 at 2:55
Why do different colors appear to move at different rates when I shift my head while wearing eyeglasses?
Awarded Jun 30 at 8:23
Is there a closed form solution to the Esdale river problem?
Awarded Jun 28 at 15:31
Vacuum, creation and annihilation operators in interacting QFT
Awarded Jun 26 at 13:35
From any element of $\mathrm{SO}(8)$, can we always find one corresponding $\mathrm{SU}(3)$ element?
Awarded Jun 24 at 17:21
Penrose Diagram for AdS black hole
Awarded Jun 19 at 11:35
Tension Problem (Classical Mechanics)
Awarded Jun 15 at 5:53
What is the relation between linear purity and von Neumann entropy of a state?
Awarded May 28 at 10:42
Why is laser light described by a coherent state?
Awarded May 18 at 11:18
How to transform an exact master's equation to a continous approximation Fokker-Planck equation?
Awarded May 11 at 16:33
Asymptotic relation of Green's function for diverging self energy
Awarded Apr 22 at 9:07
Can we treat $\psi^{c}$ as a field independent from $\psi$?
Awarded Apr 9 at 19:16
Finding the conformal generators
Awarded Apr 4 at 14:16
In terms of covariance matrices, are partial measurement and partial trace equivalent?
Awarded Mar 29 at 21:36
What is this atmospheric escape chart actually showing?
Awarded Mar 26 at 21:00
Locations of destructive interference for two spherical waves
Awarded Mar 22 at 11:46
When can I use Gaussian integration to compute a path integral?
Awarded Mar 20 at 4:37
Loudness unit, as logarithm of mean squared?
Awarded Mar 19 at 18:47
Why is the work done by static friction on a rolling object zero (or is it)?
Awarded Mar 17 at 16:55
Exact analytical solution for the surface gravity of an oblate spheroid
Awarded Mar 15 at 23:20
How to deal with two-loop integrals in dimensional regularization?
Awarded Mar 8 at 3:26
Deriving special relativity free particle Lagrangian using infinitesimal boost?
Awarded Mar 7 at 21:33
Internal potential energy of a system of particles in Goldstein, p.10-11
Awarded Feb 19 at 9:05
Why doesn't this give Jefimenko's equations?
Awarded Feb 7 at 4:51
D'Alembert's principle and the work done by constraint forces in Atwood's machine
Awarded Feb 7 at 2:57
How to convert quantities between SI units and a natural unit system?
Awarded Feb 4 at 18:28
How do I convert this separable state into a product state?
Awarded Jan 27 at 7:48
Derivation of Hamiltonian of charged particle in EM field
Awarded Jan 23 at 13:57
Is the Hamiltonian for the transverse field Ising model Hermitian?
Awarded Jan 19 at 21:50
Why some laser diodes have angled window?
Awarded Jan 18 at 20:40
Faddeev-Popov integral for Chern-Simons theory
Awarded Jan 17 at 17:06
Do electromagnetic fields have inertia? Or, what sets the speed of light?
Awarded Jan 12 at 1:11
Why are the electric and magnetic fields in phase in EM waves?
Awarded Jan 9 at 0:41
Metropolis-Hastings and underlying Markov process
Awarded Dec 30, 2023 at 2:52
Speed $v$ of a wave on a tightrope
Awarded Dec 26, 2023 at 3:36
What is the experimental evidence - direct or indirect - for Hawking or Unruh radiation?
Awarded Dec 24, 2023 at 3:26
Homogeneous Maxwell equations from the Bianchi identity
Awarded Dec 23, 2023 at 22:31
Imaginary-time Green's Function and Nonequilibrium Green's Function
Awarded Dec 20, 2023 at 16:35
What is an operator-valued distribution?
Awarded Dec 18, 2023 at 2:04
Non-locality and Twistor functions
Awarded Dec 10, 2023 at 20:25
Resolving an apparent contradiction between Schwarzschild and ingoing Eddington-Finkelstein coordinates
Awarded Dec 2, 2023 at 23:27
Why can Principal $G$ Bundles be Trivialized when $G = SU(N)$?
Awarded Nov 25, 2023 at 8:06
Derivation of eq 6.17, Peskin and Schroeder
Awarded Nov 22, 2023 at 23:16
Derivative of a Wilson Line
Awarded Nov 15, 2023 at 23:15
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