Assertion: luttinger liquid | /r/SimilarTo | fermi liquids
Facets:
value: physically
type: MANNER
Source sentences:
text: Although Luttinger liquids are physically similar to Fermi liquids, the restriction to one dimension gives rise to several qualitative differences such as the absence of a quasiparticle peak in the momentum dependent spectral function, spin-charge separation, and the presence of spin density waves.