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New layered perovskite ruthenates: Ca2RuO4

Authors
Journal
Physica C Superconductivity
0921-4534
Publisher
Elsevier
Publication Date
Identifiers
DOI: 10.1016/s0921-4534(97)00545-5
Disciplines
  • Physics

Abstract

Abstract We have newly synthesized two distinct layered ruthenates of Ca 2RuO 4. They are both related to Sr 2RuO 4, the layered perovskite superconductor ( T c ≈ 1K) without copper. In contrast with the highly correlated metal Sr 2RuO 4, both phases of Ca 2RuO 4 are Mott insulators.

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