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aitfel's user avatar
aitfel's user avatar
aitfel
  • Member for 6 years, 8 months
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9 votes
Accepted

Deriving the wave equation for electromagnetic waves

4 votes
Accepted

Why does homogeneity imply $d P^{\mu} / dX^{i} = 0$ along geodesic?

3 votes

Why isn't $g^{\mu \nu}\partial_{\nu}$ equal to $\partial^{\mu}$ in General Relativity?

3 votes
Accepted

Could a proton be produced using the dynamical Casimir effect?

3 votes

Matching Metrics of Gravitational Collapse in Weinberg's Gravitation and Cosmology

3 votes
Accepted

What would happen to the Earth, if the moon was a black hole?

3 votes
Accepted

Alternative formula for the affine connection in a new coordinate basis

2 votes
Accepted

Dielectric Problem Boundary Condition

2 votes
Accepted

Integral of a loop that doesn't encircle a current

2 votes
Accepted

Heat kernel: DeWitt iterative procedure

2 votes

How do I project on the Dirac and Pauli structures?

1 vote

Notations and Variations in the proof for Noether's theorem for fields

1 vote

Definition of normal 4-vector of hypersurface in Poisson

1 vote

Equal-time 2-point correlator and divergent (?) integral

1 vote
Accepted

Question on the proof of Hawking radiation as done in "Quantum fields in curved space - Birrell,Davies"

1 vote
Accepted

How to evaluate traces of Dirac matrices with slashed momentum in between?

1 vote

Confusion on wave packet and creation operator in Mark Srednicki's book

1 vote
Accepted

Identical Particles in Quantum Field Theory

1 vote
Accepted

What does it mean to generate the full algebra of $SU(2)$ by commutation?

1 vote

The integrals in the paper (Hawking radiation as tunneling)

1 vote

Does the Landau-Lifshitz pseudotensor contain all non-linear terms in $h_{\mu\nu}$?

1 vote

Can photon be said to warp time only and not space? Can SR be modelled like GR, considering warping of temporal dimension only?

1 vote

Can Hawking radiation be observed from the radiation (spectrum) of M87*?

1 vote
Accepted

Magnetic flux linked between two coils placed co-axially

1 vote

How does the orbiting of electrons around nuclei START?

1 vote

Is current due to a point charge moving in a circle ill-defined?

1 vote

The Negative Energy in the Harmonic Oscillator Potential!

1 vote
Accepted

Absolute value of Jacobian when converting tensor density

1 vote
Accepted

Time-varying magnetic field and classical electrodynamics

1 vote
Accepted

4-momentum conservation vertex-by-vertex in diagrams -- reference with explicit statement