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.
2023: 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.
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
8. Thermoelectric power in high-temperature superconductors: Theory and experiment / V.B. Stepanov, Y.A. Kolesnichenko, A.L. Solovjov // Low Temperature Physics – 2023, Vol. 49, № 8. – P. 911-935
DOI: https://doi.org/10.1063/10.0020159
9. Magnetoresistance peculiarities of Bi95.69Mn3.69Fe0.62 in magnetic fields up to 140 kOe / A.V. Terekhov, K. Rogacki, V.M. Yarovyi, V.B. Stepanov, Y.A. Kolesnichenko // Low Temperature Physics – 2023, Vol. 49, № 8. – P. 998-1003
Contacts
47 Nauky Ave., Kharkiv, 61103, Ukraine
e-mail: terekhov@ilt.kharkov.ua
tel.: +380(99)764-2075
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