Spin Gap of S = 1/2 Heisenberg Ladder: Field Theoretical Study of Magnetic Susceptibility and NMR Relaxation Rate

Journal of the Physical Society of Japan

Volumn 66, Issue 1, 1997, Pages 26-29

  Kishine, JunIchiro ^a   Fukuyama, Hidetoshi ^b  

^a INSTITUTE FOR MOLECULAR SCIENCE   (Japan)

^b UNIVERSITY OF TOKYO   (Japan)

Author keywords

Bosonization; Majorana fermion; NMR rate; Spin gap; Spin ladder; Static susceptibility

Indexed keywords

EID: 0031505462     PISSN: 00319015     EISSN: None     Source Type: Journal    
DOI: 10.1143/JPSJ.66.26     Document Type: Article

References (13)

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6. S = 43 K is obtained by the neutron scattering experiment. R. S. Eccleston, T. Barnes, J. Brody and J. W. Johnson: Phys. Rev. Lett. 73 (1994) 2626.
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11. cj denotes the charge field on the j-th chain that does not contribute to the spin SU(2) current.
12. Y. Itoh and H. Yasuoka: J. Phys. Soc. Jpn. Vol. 66, No. 2 in press.
13. Y. Kitaoka: private communication.