Direct observation of the superconducting gap in phonon spectra

Physical Review Letters

Volumn 101, Issue 23, 2008, Pages

  Weber, F ^a,b,g   Kreyssig, A ^c,h   Pintschovius, L ^a   Heid, R ^a   Reichardt, W ^a   Reznik, D ^a,d   Stockert, O ^e   Hradil, K ^f  

^a KARLSRUHE INSTITUTE OF TECHNOLOGY   (Germany)

^b UNIVERSITY OF KARLSRUHE   (Germany)

^c DRESDEN UNIVERSITY OF TECHNOLOGY   (Germany)

^d CEA SACLAY   (France)

^e MAX PLANCK INSTITUTE FOR CHEMICAL PHYSICS OF SOLIDS   (Germany)

^f UNIVERSITY OF GÖTTINGEN   (Germany)

^g ARGONNE NATIONAL LABORATORY   (United States)

^h IOWA STATE UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ANISOTROPY; BORON COMPOUNDS; NEUTRON SCATTERING; NICKEL COMPOUNDS; YTTRIUM COMPOUNDS;

CONVENTIONAL SUPERCONDUCTORS; DIRECT OBSERVATIONS; GAP ANISOTROPY; NEW APPLICATIONS; PHONON SPECTROSCOPY; PHONON SPECTRUM; SUPERCONDUCTING ENERGY GAP; SUPERCONDUCTING GAPS;

PHONONS;

EID: 57149101519     PISSN: 00319007     EISSN: 10797114     Source Type: Journal    
DOI: 10.1103/PhysRevLett.101.237002     Document Type: Article

References (18)

1. J.D. Axe and G. Shirane, Phys. Rev. Lett. 30, 214 (1973). PRLTAO 0031-9007 10.1103/PhysRevLett.30.214
2. S.M. Shapiro, G. Shirane, and J.D. Axe, Phys. Rev. B PLRBAQ 0556-2805 12, 4899 (1975). 10.1103/PhysRevB.12.4899
3. M. Krantz, H.J. Rosen, R.M. Macfarlane, and V.Y. Lee, Phys. Rev. B PRBMDO 0163-1829 38, 4992 (1988). 10.1103/PhysRevB.38.4992
4. B. Friedl, C. Thomsen, and M. Cardona, Phys. Rev. Lett. 65, 915 (1990). PRLTAO 0031-9007 10.1103/PhysRevLett.65.915
5. N. Pyka, W. Reichardt, L. Pintschovius, G. Engel, J. Rossat-Mignod, and J.Y. Henry, Phys. Rev. Lett. 70, 1457 (1993). PRLTAO 0031-9007 10.1103/PhysRevLett.70.1457
6. M.F. Limonov, A.I. Rykov, S. Tajima, and A. Yamanaka, Phys. Rev. Lett. 80, 825 (1998). PRLTAO 0031-9007 10.1103/PhysRevLett.80.825
7. T. Strohm, V.I. Belitsky, V.G. Hadjiev, and M. Cardona, Phys. Rev. Lett. 81, 2180 (1998). PRLTAO 0031-9007 10.1103/PhysRevLett.81.2180
8. H. Kawano, H. Yoshizawa, H. Takeya, and K. Kadowaki, Phys. Rev. Lett. 77, 4628 (1996). PRLTAO 0031-9007 10.1103/PhysRevLett.77.4628
9. C. Stassis, M. Bullock, J. Zarestky, P. Canfield, A. Goldman, G. Shirane, and S.M. Shapiro, Phys. Rev. B PRBMDO 0163-1829 55, R8678 (1997). 10.1103/PhysRevB.55.R8678
10. P.B. Allen, V.N. Kostur, N. Takesue, and G. Shirane, Phys. Rev. B PRBMDO 0163-1829 56, 5552 (1997). 10.1103/PhysRevB.56.5552
11. H.-Y. Kee and C.M. Varma, Phys. Rev. Lett. 79, 4250 (1997). PRLTAO 0031-9007 10.1103/PhysRevLett.79.4250
12. D. Souptel, G. Behr, A. Kreyssig, and W. Löser, J. Cryst. Growth JCRGAE 0022-0248 276, 652 (2005). 10.1016/j.jcrysgro.2004.11.411
13. W. Reichardt, R. Heid, and K.-P. Bohnen, J. Supercond. JOUSEH 0896-1107 18, 759 (2005).
14. D.L. Bashlakov, Y.G. Naidyuk, I.K. Yanson, G. Behr, S.-L. Drechsler, G. Fuchs, L. Schultz, and D. Souptel, J. Low Temp. Phys. 147, 335 (2007). JLTPAC 0022-2291 10.1007/s10909-007-9327-8
15. S. Shulga, S.-L. Drechsler, G. Fuchs, K.-H. Mueller, K. Winzer, M. Heinecke, and K. Krug, Phys. Rev. Lett. 80, 1730 (1998). PRLTAO 0031-9007 10.1103/PhysRevLett.80.1730
16. T. Park, M.B. Salamon, E.M. Choi, H.J. Kim, and S.-I. Lee, Phys. Rev. Lett. 90, 177001 (2003). PRLTAO 0031-9007 10.1103/PhysRevLett.90.177001
17. K. Izawa, K. Kamata, Y. Nakajima, Y. Matsuda, T. Watanabe, M. Nohara, H. Takagi, P. Thalmeier, and K. Maki, Phys. Rev. Lett. 89, 137006 (2002). PRLTAO 0031-9007 10.1103/PhysRevLett.89.137006
18. F. Weber, L. Pintschovius, A. Kreyssig, W. Reichardt, D. Reznik, and K. Hradil (to be published).