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Top Questions

3 votes
2 answers
322 views

How can you measure the polarization of a single-photon without destroying it?

4 votes
4 answers
162 views

Understanding the parabolic state of a quantum particle in the infinite square well

0 votes
0 answers
3 views

Taking the functional derivative in Faddeev-Popov method

0 votes
0 answers
9 views

Why do IR divergences only appear on external legs of a Feynman diagram?

4 votes
3 answers
887 views

Dirac-delta-functions as eigenbasis of the position operator - pure nonsense? Or can more be said?

1 vote
0 answers
18 views

Physical plausibility of space station between binary black holes

-1 votes
0 answers
17 views

If all matter is in a state of vibration what is the fundamental source of this vibration. In other words, how is this vibration state initiated

2 votes
1 answer
191 views

How could we see the image of ourselves in concave mirrors?

0 votes
0 answers
27 views

Newtonian field interaction

0 votes
0 answers
6 views

Measure real corona discharge intensity, range 2000-7500V?

0 votes
0 answers
17 views

What is LH and RH in Weak isospin?What is Weak isospin anyway?

0 votes
0 answers
24 views

The use of gauss divergence theorem is yielding an answer that is different

-3 votes
0 answers
20 views

How to I find when someone will catch up to another person? [closed]

0 votes
1 answer
212 views

Calculating the resulting phase from its complex $x$ and $y$ field components

0 votes
0 answers
10 views

Radiation beta radiation [closed]

3 votes
1 answer
632 views

How to derive the Kerr killing vector?

0 votes
0 answers
25 views

Acceleration command? [closed]

5 votes
4 answers
472 views

Gravitational potential energy of a water column

1 vote
3 answers
2k views

Perfect conductor and magnetic field

1 vote
1 answer
205 views

The shape characteristics of gravitational wells given different masses and spread of objects

2 votes
1 answer
73 views

Causality for gauge dependent operators in quantum field theories

1 vote
1 answer
33 views

Dependence of $c$-function and justification of entropic $c$-theorem

0 votes
1 answer
15 views

Radiative loss time due to bremsstrahlung in a plasma

5 votes
3 answers
2k views

Physical interpretation of gamma matrices

1 vote
3 answers
3k views

Electromagnetism and static electricity

-1 votes
0 answers
14 views

What wouild the fail points be prohibiting construction of a photonic capacitor for use as a power source?

1 vote
2 answers
66 views

Wave hits beach-example: Does sweeping crest constitute a Frame of Reference?

3 votes
1 answer
185 views

Finite temperature greens function in grand canonical ensemble

2 votes
1 answer
19 views

If $\Delta t_0 < \Delta t$ then does it mean that first light signal will reach receiver faster or earlier than second light signal?

0 votes
1 answer
189 views

Vacuum pair-production and energy conservation

0 votes
1 answer
35 views

Lorentz scalar from the second derivative of the metric tensor

0 votes
0 answers
19 views

The initial orbital energy of an escaped rocket [closed]

1 vote
1 answer
48 views

Problem understanding the bending of space-time curve as gravitational force! [duplicate]

3 votes
1 answer
60 views

Why and How Gravitational mass of a body is affected by the presence of other bodies near it?

0 votes
0 answers
34 views

Curvature due to a Small Mass in Minkowski Spacetime

2 votes
1 answer
192 views

Light-cone quantization of open string as derived in Polchinski

0 votes
1 answer
41 views

Are you more likely to break a string when bending behind the nut of a guitar vs. when bending on the fretboard?

2 votes
3 answers
1k views

Issue with Bifurcation Plot for Driven Pendulum

2 votes
1 answer
187 views

Problem in reanalyzing Millikan's original data

0 votes
1 answer
41 views

Detect Global Phase

1 vote
3 answers
484 views

Does a low resistance make it difficult to run a generator?

6 votes
2 answers
335 views

Proportionality Constant in Einstein Field Equations

3 votes
1 answer
86 views

Why do systems with greater energy fluctuation have better heat dissipation ability?

-1 votes
2 answers
73 views

About Relativistic time in different planets and moons [duplicate]

-1 votes
3 answers
260 views

Rate of change of vectors in circular motion [closed]

0 votes
0 answers
21 views

What if the quark-gluon plasma of the early universe had a net color charge?

0 votes
1 answer
29 views

Two-Photon Interference But Different Global Phases


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