Thermally induced 0-pi phase transition in Josephson junctions through a ferromagnetic oxide film

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Kawabata, Shiro; Asano, Yasuhiro; Golubov, Alexander A.; Tanaka, Yukio; Kashiwaya, Satoshi;
  • Related identifiers: doi: 10.1016/j.physc.2010.05.147
  • Subject: Condensed Matter - Mesoscale and Nanoscale Physics | Condensed Matter - Superconductivity | Quantum Physics
    arxiv: Condensed Matter::Materials Science | Condensed Matter::Superconductivity | Condensed Matter::Mesoscopic Systems and Quantum Hall Effect

We investigate the Josephson transport through a ferromagnetic oxide film, e.g., La$_2$BaCuO$_5$, theoretically. Using the recursive Green's function technique, we found the formation of a pi-junction in such systems. Moreover the 0-pi phase transition is induced by inc... View more
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