Anomalous Spin Excitation in the Metallic State of La2-xSrxCuO4 Observed by Cu NQR

Journal of the Physical Society of Japan

Volumn 66, Issue 9, 1997, Pages 2864-2869

  Fujiyama, Shigeki ^a   Itoh, Yutaka ^a   Yasuoka, Hiroshi ^a   Ueda, Yutaka ^a  

^a UNIVERSITY OF TOKYO   (Japan)

Author keywords

High Tc superconductivity; La2 xSrx,CuO4; NQR; Pseudo spin gap; Spin charge differentiation

Indexed keywords

EID: 0000761546     PISSN: 00319015     EISSN: None     Source Type: Journal    
DOI: 10.1143/JPSJ.66.2864     Document Type: Article

References (37)

1. As reviews, Physical Properties of High Temperature Superconductors 1-3, ed. D. M. Ginsberg (World Scientific, Singapore, 1989, 1990, 1993).
2. H. Yasuoka, T. Imai and T. Shimizu: Strong Correlation and Superconductivity, ed. U. Fukuyama, S. Maekawa and A. P. Malozemoff (Springer, Berlin, 1989) p. 254.
3. H. Yasuoka: Hyperfine Interact. 105 (1997) 27.
4. S. Ohsugi, Y. Kitaoka, K. Ishida, G. Zheng and K. Asayama: J. Phys. Soc. Jpn. 63 (1994) 700; S. Ohsugi, Y. Kitaoka, K. Ishida and K. Asayama: ibid. 60 (1991) 2351.
5. S. Ohsugi, Y. Kitaoka, K. Ishida, G. Zheng and K. Asayama: J. Phys. Soc. Jpn. 63 (1994) 700; S. Ohsugi, Y. Kitaoka, K. Ishida and K. Asayama: ibid. 60 (1991) 2351.
6. Y. Itoh, M. Matsumura and H. Yamagata: J. Phys. Soc. Jpn. 65 (1996) 3747.
7. M. U. Ubbens and P. A. Lee: Phys. Rev. B 50 (1994) 438.
8. A. J. Millis and H. Monien: Phys. Rev. Lett. 70 (1993) 2810.
9. Y. Itoh, T. Machi, A. Fukuoka, K. Tanabe and H. Yasuoka: J. Phys. Soc. Jpn. 65 (1996) 3751.
10. T. M. Rice: Strongly Correlated Electronic Materials, ed. K. Bedell, Z. Wang, D. E. Meltzer, A. V. Balatsky and E. Abrahams (Addison-Wesley, Reading, 1994).
11. S. Chakravarty, B. I. Halperin and D. R. Nelson: Phys. Rev. B 39 (1989) 2344 and references therein.
12. A. Sokol and D. Pines: Phys. Rev. Lett. 71 (1993) 2813.
13. T. Imai, C. P. Slichter, K. Yoshimura and K. Kosuge: Phys. Rev. Lett. 70 (1993) 1002.
14. M. Matsumura, H. Yasuoka, Y. Ueda, H. Yamagata and Y. Itoh: J. Phys. Soc. Jpn. 63 (1994) 4331. The experiment in ref. 12 is reexamined in this work. The derived values of J from both experiments are the same as 1590K.
15. M. Matsumura: unpublished works.
16. M. Matsumura, Y. Itoh, H. Yasuoka, Y. Ueda and H. Yamagata: J. Phys. Soc. Jpn. 65 (1996) 699.
17. Y. Itoh, M. Matsumura, H. Yamagata and N. Miyamoto: J. Phys. Soc. Jpn. 65 (1996) 693.
18. K. Yoshimura, T. Uemura, M. Kato, K. Kosuge, T. Imai and H. Yasuoka: Hyperfine Interact. 79 (1993) 867; K. Yoshimura, T. Imai, T. Shimizu, Y. Ueda, K. Kosuge and H. Yasuoka: J. Phys. Soc. Jpn. 58 (1989) 3057.
19. K. Yoshimura, T. Uemura, M. Kato, K. Kosuge, T. Imai and H. Yasuoka: Hyperfine Interact. 79 (1993) 867; K. Yoshimura, T. Imai, T. Shimizu, Y. Ueda, K. Kosuge and H. Yasuoka: J. Phys. Soc. Jpn. 58 (1989) 3057.
20. H. Yasuoka: Spectroscopy of Mott Insulators and Correlated Metals, ed. A. Fujimori and Y. Tokura (Springer, Berlin, 1995) p. 213.
21. R. L. Martin: Phys. Rev. Lett. 75 (1995) 744; P. C. Hammel, A. P. Reyes, S-W. Cheong, Z. Fisk and J. E. Schirber: Phys. Rev. Lett. 71 (1993) 440.
22. R. L. Martin: Phys. Rev. Lett. 75 (1995) 744; P. C. Hammel, A. P. Reyes, S-W. Cheong, Z. Fisk and J. E. Schirber: Phys. Rev. Lett. 71 (1993) 440.
23. M. H. Cohen and F. Reif: Solid State Phys. 5 (1957) 321.
24. R. E. Watson, A. C. Gossard and Y. Yafet: Phys. Rev. 140 (1965) A375.
25. J. Yu, A. J. Freeman, R. Podloucky, P. Herzig and P. Weinberger: Phys. Rev. B 43 (1991) 532; K. Schwarz, C. Arnbrosch-Draxl and P. Blaha: Phys. Rev. B 42 (1990) 2051;
26. J. Yu, A. J. Freeman, R. Podloucky, P. Herzig and P. Weinberger: Phys. Rev. B 43 (1991) 532; K. Schwarz, C. Arnbrosch-Draxl and P. Blaha: Phys. Rev. B 42 (1990) 2051;
27. Y. Ohta, W. Koshibae and S. Maekawa: J. Phys. Soc. Jpn. 61 (1992) 2198.
28. T. Moriya: Prog. Theor. Phys. 16 (1956) 641; M. P. Gelfand and R. R. P. Singh: Phys. Rev. B 47 (1993) 14413.
29. T. Moriya: Prog. Theor. Phys. 16 (1956) 641; M. P. Gelfand and R. R. P. Singh: Phys. Rev. B 47 (1993) 14413.
30. T. Moriya, Y. Takahashi and K. Ueda: J. Phys. Soc. Jpn. 59 (1990) 2905.
31. T. Moriya and K. Ueda: J. Phys. Soc. Jpn. 63 (1994) 1871.
32. T. Tanamoto, K. Kuboki and H. Fukuyama: J. Phys. Soc. Jpn. 60 (1991) 3072.
33. T. Tanamoto, H. Kohno and H. Fukuyama: J. Phys. Soc. Jpn. 63 (1993) 717.
34. T. Tanamoto, H. Kohno and H. Fukuyama: J. Phys. Soc. Jpn. 63 (1994) 2739.
35. J. B. Torrance, A. Bezinge, A. I. Nazzal, T. C. Huang, S. S. P. Parkin, D. T. Keane, S. J. LaPlaca, P. M. Horn and G. A. Held: Phys. Rev. B 40 (1989) 8872.
36. 1T is subtracted by χ(0) part with susceptibility. This result and ours are qualitatively the same.
37. M. Matsumura, Y. Sakamoto, T. Fushihara, Y. Itoh and H. Yamagata: J. Phys. Soc. Jpn. 64 (1995) 721.