%A"Yumei, Zhang [Tongji Univ., Shanghai (China). Pohl Inst. of Solid State Physics]" %A"Hong, Chen [Chinese Center of Advanced Science and Technology (World Lab.), Beijing (China). Center of Theoretical Physics]" %A"Xiang, Wu" %D1994 %I; International Centre for Theoretical Physics (ICTP), Trieste (Italy) %2 %J[] %K75 CONDENSED MATTER PHYSICS, SUPERCONDUCTIVITY AND SUPERFLUIDITY, SCHWINGER-TOMONAGA FORMALISM, KONDO EFFECT, ANTIFERROMAGNETISM, BOSON EXPANSION, FERMI GAS, HAMILTONIANS, RESONANCE, SPECIFIC HEAT, 665430, OTHER TOPICS IN QUANTUM FLUIDS AND SOLIDS %PMedium: X; Size: 7 p. %TProperties of a multichannel resonant-level model %XBy use of Tomonaga-Luttinger bosonization we find that a multichannel resonant-level model can be transformed into a single-channel Kondo model with antiferro- or ferromagnetic interaction depending on the parameter {gamma} given in terms of the phase shifts. The specific heat and the dynamics of the local impurity have been studied which show a Fermi-liquid vs non-Fermi-liquid transition at {gamma}{sub c} = 1. (author). 19 refs. %0Technical Report %NIC-94/304;Other: ON: DE95614482; TRN: XA9438452014106 %1 %CIAEA %Rhttps://doi.org/ Other: ON: DE95614482; TRN: XA9438452014106 INIS %GEnglish