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Рязанов Валерий Владимирович The University:
 ISSP (Institute of Solid State Physics, Russian Academy of Sciences), Lab for superconductivity, Russia (Chernogolovka, Moscow district)

Academic Degrees and Titles:
Doctor of physical and mathematical sciences (HABILITATION IN PHYSICS), Professor.

Academic Position:
Head of laboratory for superconductivity of the Institute of Solid State Physics, Russian Academy of Sciences, Chief Scientist of Laboratory "Superconducting metamaterials" NUST MISIS, Professor, Department of General and Applied Physics, Moscow Institute of Physics and Technology (State University)

Winner of open international NUST «MISiS»  grant competition to support  scientific research implemented under the supervision of the world's leading scientists

Area of Expertise:
Nanotechnology, nanophysics, nanoelectronics, superconducting nanoelectronics, Josephson effects, superconducting qubits.

Major Scientific Advances:
Superconductor-ferromagnet-superconductor (SFS) Josephson junctions:
First experimental observation of superconducting current flow through a ferromagnet in a Josephson SFS junction (1999); experimental realization of the π-state in SFS systems (2000-2001); detection (in phase-sensitive experiments) of the inverse current-phase relation, spontaneous currents and magnetic flux in superconducting curcuits with π-junctions (2002-2008), realization of a novel type of Josephson magnetic switch (2012-2013) .
Reviews:  
- Ryazanov et al “Superconductor-ferromagnet-superconductor π-junctions” J. Low Temp. Phys. 136, 385 (2004);
- Ryazanov et al “Superconducting currents through a ferromagnet. Phase inversion in structures with Josephson π-junctions” Physics-Uspekhi 47, 732 (2004);
- V. Ryazanov. “Physics and Applications of Superconducting Phase Inverters Based on Superconductor-Ferromagnet-Superconductor Josephson Junctions”. In: Series on NanoScience and Technology. Vol. "Fundamentals of Superconducting Nanoelectronics", Chapter 8. Ed. A.Sidorenko. Springer. pp. 219-248 (2011).
 
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Superconductor-normal metal (SN) junctions and multilayers:

Detection of dimensional crossovers and intrinsic Josephson effect in artificial multilayered superconducting (SN) structures (1994); observation of effects of nonequilibrium quasiparticle flow on Josephson SNS junctions (1885-1987); observation of the thermoelectric (and acoustoelectric) analogues of Josephson effects, “Josephson Seebeck and Nernst effects” (1981-1991).
Review:
- Kaplunenko V.K., Logvenov G.Yu., Ryazanov V.V., and Schmidt V.V. “Effect of heat, acoustical and nonequilibrium quasiparticle flows on Josephson SNS junctions.” In: Series on Progress in High Temperature Superconductivity. Vol.4. "Weak superconductivity" Ed. A.Barone, A.Larkin. World Scientific., p.305 (1987).

Research Projects and Contracts (2003 – 2014 гг.):
Head over
-15 projects of the Russian Foundation for Basic Research,
 - about 10 projects of the Russian Academy of Sciences,
 - two projects of the Ministry of Education and Science,
 - International projects INTAS, CRDF.

Grants of Russian Foundation for Basic Research
1)    04-02-16799-а Josephson π-junctions and new physics of a networks with π-junctions (2004-2006)
2)    04-02-08159 (ОФИ) Josephson π-junctions for digital and quantum logics (2004-2005)
3)    06-02-72025-(МНТИ_а) Interplay of Superconductivity and Ferromagnetism in Submicron-scale Hybrid Structures (2006-2008)
4)    07-02-00966-а Investigations of structures with Josephson SFS π-junctions  (2007-2009).
5)    08-02-90108-(Мол_а) Investigation of pinning force and the possibility of critical temperature and critical current enhancement for MgB2 (2008-2009)
6)    08-02-91965-(ННИО_а) Experimental investigation of quantum coherence in Josephson circuits with SFS π-junctions (2008-2010)
7)    10-02-00895-а Investigations of Josephson media with π-junctions (2010 – 2012).
8)    13-02-00908-а Superconducting structures with junctions based on superconductors and ferromagnets (2013-2015)

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Grants of Russian Academy of Sciences.

1)    Program “Spintronics”, Grant: Experimental investigations of spin-dependent phenomena in ferromagnet-superconductor thin-film structures (2003-2008).
2)    Program “Spintronics”, Grant: Spin-splitting effects in hybrid nanostructures (2013-2014).
3)    Program “Strongly Correlated Electrons”, Grants: Experimental investigations of interference and interface_ phenomena in multilayered structures and arrays (2003-2012).
4)    Program “Quantum macrophysics”, Section “Fundamentals of quantum calculations and communications”,  Grants: Investigations of self-frustrated Josephson arrays for quantum coherent state realization (2003-2012).

Grants of Russian Ministry of Education and Sciences.
1)    State contract with Federal Agency on Science and Innovations N 02.740.11.5017
“Fabrication and characterization of superconducting quantum logics elements” (2009-20010)
2)    Agreement with Russian Ministry of Education and Sciences N 8638
“Development of physical principles of superconducting quantum logics devices with π -junction use” (2012-2013)

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Grants CRDF (U.S. CIVILIAN RESEARCH & DEVELOPMENT FOUNDATION, Cooperative Grants Program)

1)    RP1-2413-CG-02  Josephson π-Junctions and New Physics of Superconducting Structures Including π-Junctions (2002-2004)
2)    RUP1-2691-CG-05 Josephson π-junctions: New Physics and Potential Applications in Digital and Quantum Computing (2006-2008)

Review:
- Feigel’man M.V., Ryazanov V.V., Timofeev V.B. – Chernogolovka 2000: Mesoscopic and strongly correlated electron systems – The current state of quantum mesoscopics,  Physics-Uspekhi 44, 1045 (2001).
- Kaplunenko V.K., Logvenov G.Yu., Ryazanov V.V., and Schmidt V.V. “Effect of heat, acoustical and nonequilibrium quasiparticle flows on Josephson SNS junctions.” In: Series on Progress in High Temperature Superconductivity. Vol.4. "Weak superconductivity" Ed. A.Barone, A.Larkin. World Scientific., p.305 (1987).
- Ryazanov V.V., V.A. Oboznov, A.S. Prokofiev, V.V. Bolginov, and A.K.Feofanov.  “Superconductor-ferromagnet-superconductor π-junctions” J. Low Temp. Phys. 136, 385 (2004);
- Ryazanov V.V., V.A. Oboznov, V.V. Bol'ginov, A.S. Prokof'ev, A.K. Feofanov.  “Superconducting currents through a ferromagnet. Phase inversion in structures with Josephson π-junctions” Physics-Uspekhi 47, 732 (2004);
- V. Ryazanov. “Physics and Applications of Superconducting Phase Inverters Based on Superconductor-Ferromagnet-Superconductor Josephson Junctions”. In: Series on NanoScience and Technology. Vol. "Fundamentals of Superconducting Nanoelectronics", Chapter 8. Ed. A.Sidorenko. Springer. pp. 219-248 (2011).
Referee in the following scientific journals: Nature Physics, Phys. Rev. B, Phys. Rev. Lett., JETP Lett., Appl. Phys. Lett., Physica C, Europhysics Letters, JETP and others as well.
Member of Editorial Board of JETP Letters (Journal)
Chairman of the panel "Low Temperature Physics" by the Russian Foundation for Basic Research (RFBR).
Work as an expert on projects and programs RFBR, Ministry of Education and Science of the Russian Federation, INTAS, etc.


Scientific Recognition:
1987 г.: The All-Union Award for Young Scientists (Leninski Komsomol prize).

Patents, Intellectual Property:
1)    T.Yu. Karminskaya, M.Yu. Kupriyanov, V.V. Ryazanov. “Superconducting device with Josephson junction.” Russian Federation Patent RU 2 439 749 C1 from 25.10.2010
2)    V.V. Ryazanov, V.A. Oboznov. “Superconducting phase shifter”. Russian Federation Patent № 97567 from March 30, 2010.
3)    T.Yu. Karminskaya, M. Yu. Kupriyanov, V.V. Ryazanov. “Superconducting device with Josephson junction.” Russian Federation Patent RU 2 373 610 C1 from 02.07.2008

Work in NUST MISiS:
Organization of investigations on superconducting digital and quantum electronics, quantum metamaterials.


Lectures, Workshops  at NUST MISiS:
A lecture course on superconducting electronics and spintronics is planed in 2014-2015.

Hobby: mountaineering, yachting, mountain skiing

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