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Quasiparticle
Quasiparticle In physics, a quasiparticle refers to a particle-like entity arising ... along somewhat like a free particle. The quasiparticle concept is one of the most important ... language of many-body quantum mechanics, a quasiparticle is a type of low-lying excited ...
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Talk:Quasiparticle
Talk:Quasiparticle Is phonon a quasiparticle, or is it something different? Samohyl Jan ... s a "collective mode" excitation, not a quasiparticle. -- CYD It's not as simple as ... 0, spin 0). An electron is a quasiparticle similar to a free electron, whereas a ... same object can be viewed as a quasiparticle or as a collective excitation. For ...
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Fermi liquid
... larger than one. In this sense, the quasiparticle energy is still well-defined (in the ... the "bare" particle's (as opposed to quasiparticle) Green's function is similar to that ... broadened (with a width given by the quasiparticle lifetime). In addition (and in contrast to the quasiparticle Green's function), its weight (integral over frequency) is suppressed by a quasiparticle weight factor |
Spin-charge separation
... and naively, one would think that any quasiparticle formed from these particles would also satisfy ...
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Topological order
... quantum numbers, such as ground state degeneracy, quasiparticle fractional statistics, edge states , topological entropy , etc ...
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Goldstone's theorem
... spontaneously broken global symmetry, there corresponds a quasiparticle with no energy gap (the nonrelativistic version ...
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Spin wave
... lattices with continuous symmetry. From the equivalent quasiparticle point of view, spin waves are known ...
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Magnon
... as a quantized spin wave. As a quasiparticle, a magnon carries a fixed amount of ...
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Luttinger liquid
... indicates the Fermi surface). There is no 'quasiparticle peak' in the momentum-dependent spectral function ...
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Category:Condensed matter physics
... Quantum Hall effect Quantum fluid Quantum solvent Quasiparticle S Schottky defect Scintillation (physics) Slow glass ...
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