Thermodynamics of an Impurity Coupled to a Heisenberg Chain: Density-Matrix Renormalization Group and Monte Carlo Studies

Journal of the Physical Society of Japan

Volumn 66, Issue 7, 1997, Pages 1912-1915

  Zhang, Weijie ^a   Igarashi, Jun Ichi ^a   Fulde, Peter ^b  

^a GUNMA UNIVERSITY   (Japan)

^b MAX PLANCK INSTITUT FÜR PHYSIK KOMPLEXER SYSTEME   (Germany)

Author keywords

Density matrix renormalization group; Finite temperature; Heisenberg chain; Magnetic impurity; Monte Carlo; Susceptibility; Two channel Kondo

Indexed keywords

EID: 0031523089     PISSN: 00319015     EISSN: None     Source Type: Journal    
DOI: 10.1143/JPSJ.66.1912     Document Type: Article

References (15)

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13. The final results are found to be insensitive to the choices unless extreme distributions are assumed.
14. As discussed in ref. 5, there must be an upper limit to the system size for high temperatures, since the number of discarded states increases with increasing system size.
15. See, for example, M. Takasu, S. Miyashita and M. Suzuki: Quantum Monte Carlo Methods, ed. M. Suzuki (Springer-Verlag, Berlin, 1987) p. 114.