All Questions
Tagged with collective-excitations quantum-mechanics
5
questions
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How much does quantum uncertainty contribute to the uncertainty of earthquakes?
More abstractly, the topic is: amplification of quantum uncertainty within dynamically unstable systems.
I'd like to have a calculable toy model, e.g. maybe a quantum version of the famous "...
- 13.1k
0
votes
0
answers
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Can continuous translation of Wigner crystal be described by charge neutral density excitations?
In a two-dimensional electron gas (2DEG), under conditions where electron-electron interactions predominate over kinetic energy contributions, the ground state is a Wigner crystal. This crystalline ...
0
votes
0
answers
80
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Difference between Dicke superradiance and dipole-coupled emitter superradiance
This question is similar to "What causes the collective emission in Dicke Model?", but more specific. I wonder if the situation described in
[1] R. H. Dicke – Coherence in Spontaneous ...
- 3,260
2
votes
2
answers
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Exciton-phonon coupling Hamiltonian
I'm reading this article about coherent exciton transport in photosynthetic light harvesting and the role of quantized vibrations. Along the way, I came across a section where the article claimed the ...
- 366
2
votes
1
answer
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Are charged excitation excited states ? - FQHE
I have been reading tong's lectures notes, as well as Prange / Girvin book and Laughlin nobel's lecture. I still can't figure it out.
What is the laughlin ground state off ?
I understand there are ...
- 71