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#kondo effect
2 resultscond-mat.str-el2019
Non-Fermi-liquid fixed point in multi-orbital Kondo impurity model relevant for Hund's metals
Alen Horvat, Rok Zitko, Jernej Mravlje
The paper studies a three‑orbital Kondo‑Kanamori impurity model for Hund's metals and finds a non‑Fermi‑liquid two‑channel overscreened SU(3) fixed point that governs the intermedi…
#kondo effect#hund's metals#non-fermi liquids#orbital physics
cond-mat.str-el2019
Exactly solvable quantum impurity model with inverse-square interactions
Hong-Hao Tu, Ying-Hai Wu
The authors present an exactly solvable quantum impurity model with spin‑1/2 conduction fermions and a magnetic moment, featuring all‑to‑all inverse‑square hopping and spin‑exchang…
#quantum impurity models#inverse-square interactions#kondo effect#exactly solvable models