1. Important announcement

   Announcement Pages: 1 - 1

2. Electronically driven short-range lattice instability: Possible role in superconductive pairing

   • A. Szasz

   OriginalPaper Pages: 3 - 15

3. Electronically driven short-range lattice instability: Cluster effects in superconductors

   • A. Szasz

   OriginalPaper Pages: 17 - 27

4. Effect of oxygen concentration on superconductivity of Bi-Sr-Ca-K-Cu-O compounds

   • Han Zhiyi
   • Mao Zhiqiang
   • Zhang Yuheng

   OriginalPaper Pages: 29 - 33

5. A qualitative explanation of tunneling characteristics of high-T _c junctions in terms of the McMillan proximity model

   • A. Di Chiara
   • F. Fontana
   • F. Tafuri

   OriginalPaper Pages: 35 - 43

6. Superconductivity above 90 K in the Bi-Mg-Sr-Ca-Cu-O system

   • K. Konstantinov
   • S. Karbanov

   OriginalPaper Pages: 45 - 47

7. Singularities of phonon spectra of superconductors observed with point contacts: A theory for dirty S-N contacts

   • V. A. Khlus
   • A. V. Dyomin

   OriginalPaper Pages: 49 - 55

8. Proton-induced reduction ofR _s, J_c, andT _c in YBa₂Cu₃O_7−δ thin films

   • D. B. Chrisey
   • J. S. Horwitz
   • G. P. Summers

   OriginalPaper Pages: 57 - 60

9. Reproducibility of transition temperature and critical current density of thin films of YBa₂Cu₃O₇ on (100) LaAlO₃

   • A. Mogro-Campero
   • L. G. Turner

   OriginalPaper Pages: 61 - 65

10. Analysis of specific heat anomalies of high-T _c superconductors based on a two-carrier high-T _c superconductor model

    • P. C. W. Fung
    • W. Y. Kwok

    OriginalPaper Pages: 67 - 73