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BY-NC-ND 3.0 license Open Access Published by De Gruyter Open Access September 1, 2005

Spectrophotometric determination of oxygen content in calcium substituted RBCO (R=Eu, Gd, Er) superconductors

Angelina Stoyanova-Ivanova, Tsvetanka Nedeltcheva and Latinka Vladimirova
From the journal Open Chemistry


The oxygen stoichiometry in R1−x CaxBa2Cu3Oy (R=Eu, Er, Gd; x=0, 0.2, 0.25, 0.3) superconducting bulk samples was determined spectrophotometrically. The dependence of the critical temperature on the y-oxygen coefficient and the x-coefficient of the included calcium was studied.

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Published Online: 2005-9-1
Published in Print: 2005-9-1

© 2005 Versita Warsaw

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