Department of Point-contact Spectroscopy

Ukr

Eng

Viktor B. Stepanov

Doctor of Philosophy (Ph.D.),

Junior Researcher

 

B. Verkin Institute for Low Temperature Physics and Engineering of the National Academy of Sciences of Ukraine

47 Nauky Ave., Kharkiv, 61103, Ukraine

 

Phone: +380(66)809-5286

 

E-mail: vstepanov@ilt.kharkov.ua

 

 

 

Date and place of birth: July 30, 1962, Kharkiv Region, Balaklija, Ukraine.

 

Education background

 

2000: M.Sc. – V.N. Karazin Kharkiv National University, Ukraine; Speciality – RadioPhysics.

 

2022: Doctor of Philosophy (Ph.D.) – B. Verkin ILTPE of NASU, speciality – 104 Physics and Astronomy.

Career

 

1990: Engineer – B. Verkin ILTPE of NASU.

 

2004: Junior Researcher – B. Verkin ILTPE of NASU.

Area of expertise

 

1. Electronic and magnetic properties of superconducting systems. Analysis of fluctuating conductivity and pseudogap.

 

2. Study of the behaviour of electrical and magnetoresistance under the influence of an external magnetic field and temperature in the newest materials.

 

 

 

 

 

 

 

25 scientific papers (of which 10 are in scientific journals), h-index : 5 (Google Scholar).

 

  • Key publications

    1. Fluctuation conductivity and critical currents in YBCO films / A.L. Solovjov, V.N. Svetlov, V.B. Stepanov, V.M. Dmitriev // Low Temp. Phys. – 2003, Vol. 29, № 12. – P. 973–981.

    DOI: https://doi.org/10.1063/1.1630712

     

    2. Temperature anomalies of the resistivity and thermopower of polycrystalline copper subjected to plastic deformation / V.M. Dmitriev, N.N. Prentslau, V.N. Svetlov, V.B. Stepanov // Low Temp. Phys. – 2005, Vol. 11, № 1. – P. 73–76.

    DOI: https://doi.org/10.1063/1.1820371

     

    3. Influence of plastic deformation on the temperature dependence of the thermopower in copper / V.N. Svetlov, V.B. Stepanov // Low Temp. Phys. – 2006, Vol. 32, № 7. – P. 700–702.

    DOI: https://doi.org/10.1063/1.2216299

     

    4. Possibility of local pair existence in optimally doped SmFeAsO1−x in pseudogap regime / A.L. Solovjov, V.N. Svetlov, V.B. Stepanov, S.L. Sidorov, V.Y.Tarenkov, A.I. D’yachenko, A.B. Agafonov // Low Temp. Phys. – 2011, Vol. 37, № 7. – P. 557–560.

    DOI: https://doi.org/10.1063/1.3630135

     

    5. Anisotropy of resistivity in Bi93.99Mn6Fe0.01 / V.N. Svetlov, A.V. Terekhov, V.B. Stepanov, A.L. Solovjov, E.V. Khristenko // Low Temp. Phys. – 2015, Vol. 41, № 4. – P. 314–316.

    DOI: https://doi.org/10.1063/1.4918575

     

    6. Specific temperature dependence of pseudogap in  YBa2Cu3O7–δ nanolayers / A.L. Solovjov, L.V. Omelchenko, V.B. Stepanov, R.V. Vovk, H.U. Habermeier, H. Lochmajer, P. Przysłupski, K. Rogacki // Physical Review B. – 2016, Vol. 94, № 22. – P. 224505.

    DOI: https://doi.org/10.1103/PhysRevB.94.224505

     

    7. Comparative analysis of the temperature dependences of the resistivity, pseudogap, and thermoelectric power in polycrystals YBa2Cu3O7–δ with a decrease in the density of charge carriers / A.L. Solovjov, V.B. Stepanov, Y.A. Kolesnichenko // Low Temp. Phys. – 2021, Vol. 47, № 10. – P. 812–822.

    DOI: https://doi.org/10.1063/10.0006060

 

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Last updated: 01/08/2022

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47 Nauky Ave., Kharkiv, 61103, Ukraine

 

e-mail: terekhov@ilt.kharkov.ua

 

tel.: +380(99)764-2075

 

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Executive editor: Andrii TEREKHOV