, Volume 28, Issue 2, pp L229–L231 | Cite as

High-temperature superconductivity in the 100 K region in perovskite-related oxides of the Ln-Ba-Cu-O (Ln=Y or La) system

  • P Ganguly
  • A K Raychaudhuri
  • K Sreedhar
  • C N R Rao
Rapid Communication


Oxides of the Y-Ba-Cu-O system are found to show onset of superconductivity in the 100–120 K region.


High-temperature superconductivity yttrium-barium copper oxides 




  1. Cava R J, van Dover R B, Batlogg B and Reitman E A 1987Phys. Rev. Lett. 58 408CrossRefADSGoogle Scholar
  2. Chu C W, Hor P H, Meng R L, Gao L, Huang Z J and Wang Y Q 1987Phys. Rev. Lett. 58 405CrossRefADSGoogle Scholar
  3. Ganguly P and Rao C N R 1986Proc. Indian Acad. Sci. (Chem. Sci.) 97 631Google Scholar
  4. Ganguly P, Mohan Ram R A, Sreedhar K and Rao C N R 1987Solid State Commun. (in print)Google Scholar
  5. Michel C, Er-Rakho L and Raveau B 1985Mater. Res. Bull. 20 667CrossRefGoogle Scholar
  6. Rao C N R and Ganguly P 1987Curr. Sci. 56 47Google Scholar
  7. Uchida S, Takagi H, Kitazawa K and Tanaka S 1987Jpn. J. Appl. Phys. 26 L1Google Scholar
  8. Wu, M K, Ashburn J R, Torng C J, Hor P H, Meng R L, Gao L, Huang Z J, Wang Y Q and Chu C W 1987Phys. Rev. Lett. 58 908CrossRefADSGoogle Scholar

Copyright information

© Indian Academy of Sciences 1987

Authors and Affiliations

  • P Ganguly
    • 1
  • A K Raychaudhuri
    • 2
  • K Sreedhar
    • 1
  • C N R Rao
    • 1
  1. 1.Solid State and Structural Chemistry UnitBangaloreIndia
  2. 2.Department of PhysicsIndian Institute of ScienceBangaloreIndia

Personalised recommendations