Journal
PHYSICA B-CONDENSED MATTER
Volume 403, Issue 5-9, Pages 1095-1097Publisher
ELSEVIER SCIENCE BV
DOI: 10.1016/j.physb.2007.10.291
Keywords
non-centrosymmetric superconductors; CePt3Si; surface Andreev states
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Funding
- Direct For Mathematical & Physical Scien [GRANTS:13632038] Funding Source: National Science Foundation
- Division Of Materials Research [GRANTS:13632038] Funding Source: National Science Foundation
- Division Of Materials Research
- Direct For Mathematical & Physical Scien [0844115] Funding Source: National Science Foundation
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We describe surface bound states (Andreev states) in superconductors without an inversion center. We show that the existence and the energy of these states are determined by the structure of the order parameter, and by the scattering between two helicity bands, which depends on the geometry of the spin-orbit field g(k), and the orientation of the surface. (C) 2007 Elsevier B.V. All rights reserved.
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