On the spin-boson model with a sub-ohmic bath

Physics Letters, Section A: General, Atomic and Solid State Physics

Volumn 219, Issue 5-6, 1996, Pages 313-318

  Kehrein, Stefan K ^a   Mielke, Andreas ^a  

^a INSTITUT FÜR THEORETISCHE PHYSIK   (Germany)

Author keywords

Flow equations; Quantum dissipative systems; Spin boson model; Sub ohmic bath

Indexed keywords

CORRELATION FUNCTION; DISSIPATIVE SYSTEMS; DYNAMICAL EQUILIBRIUM; FLOW EQUATIONS; SPIN BOSON MODELS; SUB-OHMIC BATH; UNITARY TRANSFORMATIONS; ZERO TEMPERATURES;

BOSONS;

EID: 0041321889     PISSN: 03759601     EISSN: None     Source Type: Journal    
DOI: 10.1016/0375-9601(96)00475-6     Document Type: Article

References (11)

1. A.J. Leggett, S. Chakravarty, A.T. Dorsey, M.P.A. Fisher, A. Garg and W. Zwerger, Rev. Mod. Phys. 59 (1987) 1; (E) 67 (1995) 725.
2. A.J. Leggett, S. Chakravarty, A.T. Dorsey, M.P.A. Fisher, A. Garg and W. Zwerger, Rev. Mod. Phys. 59 (1987) 1; (E) 67 (1995) 725.
3. U. Weiss, Quantum dissipative systems, Series in modern condensed matter physics, Vol. 2 (World Scientific, Singapore, 1993).
4. H. Spohn and R. Dümcke, J. Stat. Phys. 41 (1985) 389.
5. F.J. Dyson, Commun. Math. Phys. 12 (1969) 91.
6. S.K. Kehrein, A. Mielke and P. Neu, Z. Phys. B 99 (1996) 269.
7. F. Wegner, Ann. Phys. (Leipzig) 3 (1994) 77.
8. S.K. Kehrein and A. Mielke, Theory of the Anderson impurity model: The Schrieffer-Wolff transformation re-examined (1995), preprint HD-TVP-95-14, ESI-preprint 270 [cond-mat/9510145].
9. P. Lenz and F. Wegner, Flow equations for electron-phonon interactions (1996), preprint, Univ. Heidelberg [cond-mat/9604087].
10. S. Chakravarty and J. Rudnick, Phys. Rev. Lett. 75 (1995) 501.
11. K.G. Wilson, Rev. Mod. Phys. 47 (1975) 773.