%0 Conference Paper %K Raman %K Spectroscopy %K Bismuth compounds %K High temperature superconductors %K Ceramic materials %K Oxide superconductors %K Microscopic Examination - Transmission Electron Microscopy %K Bismuth Lead Strontium Calcium Copper Oxides %K Bismuth Strontium Calcium Thullium Copper Oxides %A L.A Farrow %A Ramamoorthy Ramesh %A J.-M Tarascon %A S.M Green %A Griffiths Fran %B Proceedings of the SPIE - The International Society for Optical Engineering %D 1990 %G eng %I Publ by Int Soc for Optical Engineering, Bellingham, WA, United States %P 118-122 %S SPIE - The International Society for Optical Engineering %T Raman spectra of bismuth cuprate high-Tc superconductors doped with thulium and lead %V 1336