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Phys. Rev. Lett. 92, 097001 (2004) [4 pages]

Superconductivity without Inversion Symmetry: MnSi versus CePt3Si

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P. A. Frigeri1, D. F. Agterberg2, A. Koga1,3, and M. Sigrist1
1Theoretische Physik ETH-Hönggerberg, CH-8093 Zürich, Switzerland
2Department of Physics, University of Wisconsin–Milwaukee, Milwaukee, Wisconsin 53201, USA
3Department of Applied Physics, Osaka University, Suita, Osaka 565-0871, Japan

See Also: Erratum

Received 15 November 2003; published 3 March 2004

Superconductivity in materials without spatial inversion symmetry is studied. We show that in contrast to common belief, spin-triplet pairing is not entirely excluded in such systems. Moreover, paramagnetic limiting is analyzed for both spin-singlet and -triplet pairing. The lack of inversion symmetry reduces the effect of the paramagnetic limiting for spin-singlet pairing. These results are applied to MnSi and CePt3Si.

© 2004 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevLett.92.097001
DOI:
10.1103/PhysRevLett.92.097001
PACS:
74.20.–z, 71.18.+y

See Also

Erratum: P. A. Frigeri, D. F. Agterberg, A. Koga, and M. Sigrist, Erratum: Superconductivity without Inversion Symmetry: MnSi versus CePt3Si [Phys. Rev. Lett. 92, 097001 (2004)], Phys. Rev. Lett. 93, 099903 (2004).