Soft-phonon-driven superconductivity in CaAlSi as seen by inelastic x-ray scattering

Physical Review B - Condensed Matter and Materials Physics

Volumn 77, Issue 14, 2008, Pages

  Kuroiwa, S ^a   Baron, A Q R ^b,c   Muranaka, T ^a   Heid, R ^d   Bohnen, K P ^d   Akimitsu, J ^a  

^a AOYAMA GAKUIN UNIVERSITY   (Japan)

^b SPring 8/JASRI ^*  (Japan)

^c RIKEN SPring 8 Center   (Japan)

^d Institut für Festkörperpysik   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 42049105835     PISSN: 10980121     EISSN: 1550235X     Source Type: Journal    
DOI: 10.1103/PhysRevB.77.140503     Document Type: Article

References (23)

1. J. Nagamatsu, N. Nakagawa, T. Muranaka, Y. Zenitani, and J. Akimitsu, Nature (London) NATUAS 0028-0836 10.1038/35065039 410, 63 (2001).
2. A. Q. R. Baron, H. Uchiyama, Y. Tanaka, S. Tsutsui, D. Ishikawa, S. Lee, R. Heid, K.-P. Bohnen, S. Tajima, and T. Ishikawa, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.92.197004 92, 197004 (2004).
3. A. Shukla, M. Calandra, M. d'Astuto, M. Lazzeri, F. Mauri, C. Bellin, M. Krisch, J. Karpinski, S. M. Kazakov, J. Jun, D. Daghero, and K. Parlinski, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.90.095506 90, 095506 (2003).
4. H. J. Choi, D. Roundy, H. Sun, M. L. Cohen, and S. G. Louie, Phys. Rev. B PRBMDO 0163-1829 10.1103/PhysRevB.66.020513 66, 020513 (R) (2002).
5. T. E. Weller, M. Ellerby, S. S. Saxena, R. P. Smith, and N. T. Skipper, Nat. Mater. NMAACR 1476-1122 10.1038/nmat702 1, 39 (2005).
6. M. Imai, E. Abe, J. Ye, K. Nishida, T. Kimura, K. Honma, H. Abe, and H. Kitazawa, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.87.077003 87, 077003 (2001).
7. M. Imai, El-Hadi S. Sadki, H. Abe, K. Nishida, T. Kimura, T. Sato, K. Hirata, and H. Kitazawa, Phys. Rev. B PRBMDO 0163-1829 10.1103/PhysRevB.68. 064512 68, 064512 (2003).
8. G. Q. Huang, L. F. Chen, M. Liu, and D. Y. Xing, Phys. Rev. B PRBMDO 0163-1829 10.1103/PhysRevB.71.172506 71, 172506 (2005).
9. I. I. Mazin and D. A. Papaconstantopoulos, Phys. Rev. B PRBMDO 0163-1829 10.1103/PhysRevB.69.180512 69, 180512 (R) (2004).
10. M. Giantomassi, L. Boeri, and G. B. Bachelet, Phys. Rev. B PRBMDO 0163-1829 10.1103/PhysRevB.72.224512 72, 224512 (2005).
11. R. Heid, K.-P. Bohnen, B. Renker, P. Adelmann, T. Wolf, D. Ernst, and H. Schober, J. Low Temp. Phys. JLTPAC 0022-2291 10.1007/s10909-007-9325-x 147, 375 (2007).
12. S. Kuroiwa, H. Sagayama, T. Kakiuchi, H. Sawa, Y. Noda, and J. Akimitsu, Phys. Rev. B PRBMDO 0163-1829 10.1103/PhysRevB.74.014517 74, 014517 (2006).
13. H. Sagayama, Y. Wakabayashi, H. Sawa, T. Kamiyama, A. Hoshikawa, S. Harjo, K. Uozato, A. K. Ghosh, M. Tokunaga, and T. Tamegai, J. Phys. Soc. Jpn. JUPSAU 0031-9015 10.1143/JPSJ.75.043713 75, 043713 (2006).
14. A. Q. R. Baron, Y. Tanaka, S. Goto, K. Takeshita, T. Matsushita, and T. Ishikawa, J. Phys. Chem. Solids JPCSAW 0022-3697 10.1016/S0022-3697(99)00337-6 61, 461 (2000).
15. A. Q. R. Baron (unpublished).
16. R. Heid and K.-P. Bohnen, Phys. Rev. B PRBMDO 0163-1829 10.1103/PhysRevB.60.R3709 60, R3709 (1999).
17. L. Hiden and B. J. Lundqvist, J. Phys. C JPSOAW 0022-3719 10.1088/0022-3719/4/14/022 4, 2064 (1971).
18. Phonons in Perfect Lattices and in Lattices with Point Imperfections, edited by, R. W. H. Stevenson, (Plenum, New York, 1966).
19. S. Kuroiwa, T. Hasegawa, T. Kondo, N. Ogita, M. Udagawa, and J. Akimitsu (unpublished).
20. A. Q. R. Baron, H. Uchiyama, R. Heid, K. P. Bohnen, Y. Tanaka, S. Tsutsui, D. Ishikawa, S. Lee, and S. Tajima, Phys. Rev. B PRBMDO 0163-1829 10.1103/PhysRevB.75.020505 75, 020505 (R) (2007).
21. P. B. Allen and R. Silberglitt, Phys. Rev. B PLRBAQ 0556-2805 10.1103/PhysRevB.9.4733 9, 4733 (1974).
22. P. B. Allen, in Dynamical Properties of Solids, edited by, G. K. Horton, and, A. A. Maradudin, (North-Holland, Amsterdam, 1980), pp. 95-196. Note for consistency with Ref., N(0) in Eq. 4.27 should be taken as the total density of states.
23. S. Kuroiwa, A. Nakashima, S. Miyahara, N. Furukawa, and J. Akimitsu, J. Phys. Soc. Jpn. JUPSAU 0031-9015 10.1143/JPSJ.76.113705 76, 113705 (2007).