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High-Tc superconductivity in perovskite-type oxides

✍ Scribed by J.G. Bednorz; K.A. Müller


Publisher
Elsevier Science
Year
1987
Weight
17 KB
Volume
148
Category
Article
ISSN
0378-4363

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Instability-enhanced high-Tc superconduc
✍ Mitsuo Kataoka 📂 Article 📅 1988 🏛 Elsevier Science 🌐 English ⚖ 156 KB

When two bands overlapping on the Fermi level are nearly unstable against the band splitting, two electrons in the same bands should be strongly attractive. This attractive interaction enhanced by the instability is a candidate of the origin of the high T c in the perovskite-type oxides.