Is CaRuO3 a non-Fermi liquid metal?

L. Klein, L. Antognazza, T. H. Geballe, M. R. Beasley, A. Kapitulnik

Research output: Contribution to journalArticlepeer-review

13 Scopus citations

Abstract

We measured the resistivity ρ and magnetoresistance Δρ/ρ of the metallic pseudocubic perovskite CaRuO3. At high temperatures ρ = a + bT0.5 and Δρ/ρ is negative. At low temperatures ρ = a + bT1.5 and Δρ/ρ is non-monotonic. Both at high and low temperatures ρ deviates strongly from the resistivity of Fermi liquid metals, suggesting that CaRuO3 is a non-Fermi liquid metal.

Original languageEnglish
Pages (from-to)431-432
Number of pages2
JournalPhysica B: Condensed Matter
Volume259-261
DOIs
StatePublished - 1999

Bibliographical note

Funding Information:
This work was partially supported by the Center for Materials Research at Stanford under the MRSEC program of the NSF, the Director, Office of Energy Research, Office of Basic Energy Sciences, Division of Materials Sciences under Contract Nos. FG03-94ER45528.

Funding

This work was partially supported by the Center for Materials Research at Stanford under the MRSEC program of the NSF, the Director, Office of Energy Research, Office of Basic Energy Sciences, Division of Materials Sciences under Contract Nos. FG03-94ER45528.

FundersFunder number
Center for Materials Research
Office of Basic Energy Sciences
Office of Energy Research
National Science Foundation
Division of Materials Sciences and Engineering

    Keywords

    • CaRuO
    • Non-fermi liquid
    • Resistivity
    • Ruthenates

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