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Physics
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jelly ears
  • Member for 2 years, 1 month
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8 Questions

Score Activity Newest Views
4 votes
1 answer
335 views

I've read that spontaneous symmetry breaking is similar to what happens in ferromagnetism, but are they similar mathematically?

2 votes
2 answers
188 views

Could I reflect a commercial laser off of the reflectors left on the moon by the astronauts?

2 votes
0 answers
84 views

Why is there a $2\pi$ in $\int dk ~ e^{ik(x-x')} =2\pi~\delta(x-x')$? [duplicate]

1 vote
0 answers
56 views

Are the infinities "cut off" in quantum field theory not considered a defect of the theory anymore? If not, why not? [duplicate]

1 vote
2 answers
623 views

Would a stationary observer see a circle, moving at high speeds near $c$, as an ellipse? [closed]

0 votes
1 answer
115 views

How to get the 'momentum space' equation from the Proca equation via $p_\mu \leftrightarrow i \hbar \partial_\mu$?

0 votes
1 answer
87 views

If velocity $v^\mu$ is a contravariant tensor of rank 1 then shouldn't force be a mixed tensor of type (1,1)?

0 votes
1 answer
87 views

How do I reconcile these two definitions of acceleration?