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

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

arxiv: cond-mat/0605022 · v1 · submitted 2006-04-30 · ❄️ cond-mat.supr-con

Surface superconducting states in a polycrystalline MgB₂ sample

Menachem I. Tsindlekht , Grigory I. Leviev , Valery M. Genkin , Israel Felner , Pavlo Mikheenko , J. Stuart Abell This is my paper

classification ❄️ cond-mat.supr-con

keywords samplesurfacepolycrystallinestatessuperconductingclearevidencefields

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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$_2$.

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Surface superconducting states in a polycrystalline MgB₂ sample

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