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Physics
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Andrew's user avatar
Andrew
  • Member for 5 years, 4 months
  • Last seen more than 1 year ago
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3
Interacting term in Jellium model
Apr 17, 2019
3
How to calculate the 4th order perturbation energy of harmonic oscillator with diagram correctly?
Sep 11, 2021
3
Quantization of the Berry Phase
Sep 11, 2021
2
Why the Feynman diagram with loops attached to external legs is irrelevant to the $T$-matrix?
Sep 8, 2020
0
Why only the phonon with $k=0$ contribute Raman intensity?
Sep 2, 2020
0
What does it mean for the grand potential $\Phi$ to be minimised for a process at constant $T,V,\mu$, when $\Phi$ is a function of $T,V,\mu$?
Sep 9, 2019