Pressure-induced superconductor-insulator transition in the spinel compound CuRh2S4

Physical Review Letters Volume 91 Issue 7 Page 077001-1-077001-4 published_at 2003-08-12
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Title ( eng )
Pressure-induced superconductor-insulator transition in the spinel compound CuRh2S4
Creator
Ito Masakazu
Hori Junya
Kurisaki H.
Okada Hironari
Perez Kuroki Ana Jagui
Fujii Hironobu
Nakamura Fumihiko
Fujita Toshizo
Source Title
Physical Review Letters
Volume 91
Issue 7
Start Page 077001-1
End Page 077001-4
Abstract
We performed resistivity measurements in CuRh2S4 under quasihydrostatic pressure of up to 8.0 GPa, and found a pressure-induced superconductor-insulator transition. Initially, with increasing pressure, the superconducting transition temperature Tc increases from 4.7 K at ambient pressure to 6.4 K at 4.0 GPa, but decreases at higher pressures. With further compression, superconductivity in CuRh2S4 disappears abruptly at a critical pressure PSI between 5.0 and 5.6 GPa, when it becomes an insulator.
Language
eng
Resource Type journal article
Publisher
American Physical Society
Date of Issued 2003-08-12
Rights
Copyright (c) 2003 American Physical Society.
Publish Type Version of Record
Access Rights open access
Source Identifier
[ISSN] 0031-9007
[DOI] 10.1103/PhysRevLett.91.077001
[NCID] AA00773679
[DOI] http://dx.doi.org/10.1103/PhysRevLett.91.077001