Savinov Denis

Head of the laboratory for the basics of the nanoelectronic component base of information technology (181), Senior research associate of the department for physics of superconductivity (120); PhD in Physics.

Personal data

Born on 29 January, 1985 in Nizhniy Novgorod. Married.

Research interests

• vortices in type II superconductors (including anisotropic superconductors, superconducting films, and multiband superconducting nanostructures);
• HTSP films;
• disorder in superconductors;
• localized superconductivity;
• hybrid superconductor/ferromagnet structures;
• multiterminal mesoscopic Josephson nodes.

Education

• 2002 — graduated from Lyceum № 40, Nizhni Novgorod;
• 2002−2008 — student of the radiophysical department of Lobachevsky State University of Nizhni Novgorod (UNN);
• 2006 — graduated from the bachelor course in Physics of UNN (diploma with honors);
• 2008 — graduated from the magistracy in Radiophysics of UNN (diploma with honors);
• 2009 — diploma of the second higher education of UNN program «The organization of business activity in scientific and technical field» (diploma with honors);
• 2008−2011 — PhD course of IPM RAS;
• 2012 — defended the PhD thesis «Vortex states in thin films of anisotropic superconductors and hybrid superconductor/ferromagnet structures».

Career

• 2006−2008 — engineer-researcher of IPM RAS, student of the interfaculty base chair «Physics of nanostructures and nanoelectronics»;
• 2008−2013 — junior research associate of IPM RAS;
• 2013−2018 — research associate of IPM RAS;
• 2014−2015 — senior instructor of the radiophysical department of UNN;
• 2014−2015 — senior research associate of the laboratory of magnetism and superconductivity of UNN;
• 2015−present — docent of the radiophysical department of UNN;
• 2016−present — member of state examination Commission (SEC) of the radiophysical department of UNN;
• 01.2019−present — senior research associate of IPM RAS;
• 05.2019−09.2019 — acting head of the laboratory for the basics of the nanoelectronic component base of information technology (181);
• 09.2019−present — head of the laboratory for the basics of the nanoelectronic component base of information technology (181).

Pedagogical activity

• Lecturing of a special course for senior students of radiophysical department of UNN: «Fundamentals of the physics of superconductivity of metals«;
• Lecturing of a special course for senior students of radiophysical department of UNN: «Defects in superconductors«;
• Management of scientific and educational work of students.

Publications

• Localized superconductivity and the Little-Parks effect in SC-F hybrids / A. Yu. Aladyshkin, D. A. Ryzhov, A. V. Samokhvalov, D. A. Savinov, A. S. Mel nikov, and V. V. Moshchalkov, PRB 75, 184519 (2007);
• Vortex clusters and multiquanta flux lattices in thin films of nonstandard growth superconductors / A. V. Samokhvalov, D. A. Savinov, A. S. Mel nikov, and A. I. Buzdin, PRB 82, 104511 (2010);
• Magnetic field imaging of curved vortex lines in thin films of nonstandard growth superconductors / D. A. Savinov, Supercond. Sci. Technol. 25, 015003 (2012).
• Hybridization and interference effects for localized superconducting states in strong magnetic field / A. Yu. Aladyshkin, A. S. Mel nikov, I. M. Nefedov, D. A. Savinov, M. A. Silaev, and I. A. Shereshevskii, PRB 85, 184528 (2012);
• Scattering-matrix approach to the theory of Josephson transport in mesoscopic multiterminal nodes / D. A. Savinov, Physica C 509, 22 (2015);
• Enhancement of Shapiro-like steps in multiterminal Josephson structures / D. A. Savinov, Physica C 527, 80 (2016);
• Localized superconductivity in systems with inhomogeneous mass of Cooper pairs / A. A. Kopasov, D. A. Savinov, and A. S. Mel’nikov, Izvestiya VUSov: Radiophysics 59, № 11, 1018 (2016);
• Crossover between Abrikosov vortex lattice and superconducting droplet state in superconductors with modulated disorder / A. A. Kopasov, D. A. Savinov, and A. S. Mel’nikov, PRB 95, 104520 (2017);
• Localized superconductivity in systems with inhomogeneous mass of Cooper pairs / A. A. Kopasov, D. A. Savinov, and A. S. Mel’nikov, Radiophysics and Quantum Electronics, Vol. 59, No. 11, 911 (2017);
• Distinctive features of phase diagrams of thin disordered films based on HTSC YBa_2Cu_3O_{7−x} in external magnetic fields / A. V. Antonov, A. V. Ikonnikov, D. V. Masterov, A. N. Mikhailov, S. V. Morozov, Yu. N. Nozdrin, S. A. Pavlov, A. E. Parafin, D. I. Tetel’baum, S. S. Ustavschikov, P. A. Yunin, and D. A. Savinov, Physica Tverdogo Tela, 61, № 9, 1573 (2019);
• Phase Diagrams of Thin Disordered Films Based on HTSC YBa_2Cu_3O_{7−x} in External Magnetic Fields / A. V. Antonov, A. V. Ikonnikov, D. V. Masterov, A. N. Mikhaylov, S. V. Morozov, Yu. N. Nozdrin, S. A. Pavlov, A. E. Parafin, D. I. Tetel’baum, S. S. Ustavschikov, P. A. Yunin, and D. A. Savinov, Physics of the Solid State, Vol. 61, No. 9, pp. 1523 (2019);
• Critical-field slope reduction and upward curvature of the phase-transition lines of thin disordered superconducting YBa_2Cu_3O_{7-x} films in strong magnetic fields / A. V. Antonov, A. V. Ikonnikov, D. V. Masterov, A. N. Mikhaylov, S. V. Morozov, Yu. N. Nozdrin, S. A. Pavlov, A. E. Parafin, D. I. Tetel’baum, S. S. Ustavschikov, V.K. Vasiliev, P. A. Yunin, and D. A. Savinov, Physica C 568, 1353581 (2020).
• Experimental Observation of s-Component of Superconducting Pairing in Thin Disordered HTSC Films Based on YBCO / A. V. Antonov, A. I. El’kina, V. K. Vasiliev, M. A. Galin, D. V. Masterov, A. N. Mikhaylov, S. V. Morozov, S. A. Pavlov, A. E. Parafin, D. I. Tetel’baum, S. S. Ustavschikov, P. A. Yunin, and D. A. Savinov, Physics of the Solid State, Vol. 62, No. 9, pp. 1598 (2020);
• Experimental Observation of s-Component of Superconducting Pairing in Thin Disordered HTSC Films Based on YBCO / A. V. Antonov, A. I. El’kina, V. K. Vasiliev, M. A. Galin, D. V. Masterov, A. N. Mikhaylov, S. V. Morozov, S. A. Pavlov, A. E. Parafin, D. I. Tetel’baum, S. S. Ustavschikov, P. A. Yunin, and D. A. Savinov, Physics of the Solid State, Vol. 62, No. 9, pp. 1598 (2020);
• Ion-irradiation effect on electron transport in YBCO thin films/ A. V. Antonov, V. K. Vasiliev, D. V. Masterov, A. N. Mikhaylov, S. V. Morozov, S. A. Pavlov, A. E. Paraphin, D. I. Tetelbaum, S. S. Ustavshikov, and D. A. Savinov, Physics of the Solid State, Vol. 64, No. 9, pp. 1162 (2022).

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