MOCVD of High Quality LuBa2Cu3O7-δ Thin Films
S.V. Samoylenkov, O.Yu. Gorbenko, I.E. Graboy, A.R. Kaul
Chemistry Department, Moscow State University, 119899 Moscow, Russia

V.L. Svetchnikov and H.W. Zandbergen
Nat. Center for HREM, Delft TU, Rotterdamsweg 137, 2628AL Delft, The Netherlands
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Epitaxial LuBa2Cu3O7-δ films were prepared by flash evaporation MOCVD on LaAlO3, SrTiO3, LaSrGaO4 and ZrO2(Y2O3) single crystalline substrates. The highest Tc and jc (77 K, 100 Oe) values were 89 K, 2.7×106 A/cm2 (LaAlO3) and 88 K, 1.5×106 A/cm2 (SrTiO3) respectively. The occurrence of secondary phases inclusions in LuBa2Cu3O7-δ films correlates with the possibility of epitaxial relations with the film matrix or the substrate.
DOI: 10.12693/APhysPolA.92.243
PACS numbers: 68.55.-a, 81.15.Hi