LITERATURE CITED
- J. Geerk, U. Schneider, W. Bangert, H. Rietschel, F. Gompf, M. Gurvitch, J. Remeika and J. M. Rowell: ‘Electron tunneling into A15 and B1 superconductors’, Physica C, 1985, 135 B, (187).
- W. Weber: ‘Superconductivity in d- and f-band metals ’, (ed. W. Buckel and W. Weber), 15; 1984, New York, Plenum Press.
- J. G. Bednorz and K. A. Müller: ‘Possible superconductivity in the Ba–La–Cu–O system’, Z. Phys. B, 1986, 64, 189.
- H. Romberg, M. Alexander, N. Nücker, P. Adelmann and J. Fink: ‘Electronic structure of the system La2−xSrxCuO4’, Phys. Rev. B, Condens. Matter, 1990, 42, 8768.
- N. Pyka, W. Reichardt, L. Pintschovius, G. Engel, J. Rossat-Mignod and J. Y. Henry: ‘Superconductivity- induced phonon softening in YBa2Cu3O7 observed by inelastic neutron scattering’, Phys. Rev. Lett., 1993, 70, 1457.
- J. Geerk, G. Linker and O. Meyer: ‘Epitaxial growth and properties of YBaCuO thin films’, Mater. Sci. Rep., 1989, 4, 193.