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Evidence for K-substitution in the Tl-sites of superconducting Tl2CaBa2Cu2Oχ: Neutron diffraction studies

✍ Scribed by A. Sequeira; H. Rajagopal; I.K. Gopalakrishnan; P.V.P.S.S. Sastry; G.M. Phatak; J.V. Yakhmi; R.M. Iyer

Book ID
103942771
Publisher
Elsevier Science
Year
1988
Tongue
English
Weight
356 KB
Volume
156
Category
Article
ISSN
0921-4534

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Yttrium Substitution for Calcium in Tl2B
Yttrium Substitution for Calcium in Tl2Ba2Ca2Cu3O10+δ: Preparation and Study of Superconducting Phases
✍ B. Himmerich; H. Sabrowsky; D.-N. Peligrad; M. Rosenberg 📂 Article 📅 1994 🏛 Elsevier Science 🌐 English ⚖ 355 KB

Starting from the nominal compositions \(\mathrm{Tl}_{2} \mathrm{Ba}_{2} \mathrm{Ca}_{2-x} \mathrm{Y}_{x} \mathrm{Cu}_{3} \mathrm{O}_{10+\delta}\) after heat treatments in Ar atmosphere in gold sealed tubes, both superconducting phases " 2223 " and " 2212 " and the paramagnetic phase Bad (un \()_{2}