Surface superconducting states in a polycrystalline MgB$_{2}$ sample

Menachem I. Tsindlekht; Grigory I. Leviev; Valery M. Genkin; Israel Felner; Pavlo Mikheenko; J. Stuart Abell

doi:10.1103/PhysRevB.74.132506

Surface superconducting states in a polycrystalline MgB$_{2}$ sample

Superconductivity 2009-11-11 v1

Authors: Menachem I. Tsindlekht , Grigory I. Leviev , Valery M. Genkin , Israel Felner , Pavlo Mikheenko , J. Stuart Abell

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Abstract

We report results of dc magnetic and ac linear low-frequency study of a polycrystalline MgB $_2$ sample. AC susceptibility measurements at low frequencies, performed under dc fields parallel to the sample surface, provide a clear evidence for surface superconducting states in MgB $_2$ .

Keywords

mgb2 superconductivity superconductivity

Cite

@article{arxiv.cond-mat/0605022,
  title  = {Surface superconducting states in a polycrystalline MgB$_{2}$ sample},
  author = {Menachem I. Tsindlekht and Grigory I. Leviev and Valery M. Genkin and Israel Felner and Pavlo Mikheenko and J. Stuart Abell},
  journal= {arXiv preprint arXiv:cond-mat/0605022},
  year   = {2009}
}

Comments

4 pages and 5 figures

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