Department of Point-contact Spectroscopy

Ukr

Eng

Andrii L. Solovjov

Head of the research team "Normal and superconducting properties of high temperature superconductors"

Doctor of Sciences in Physics and Mathematics (D.S.),

Leading 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(99)005-1479

 

e-mail: solovjov@ilt.kharkov.ua

 

 

Date and place of birth: August 14, 1948, Moscow, Russia

 

Education background

 

1965: General secondary education - Diploma (with a silver medal) of Secondary school No. 37, Kharkiv.

 

1970: M.Sc. – University graduate diploma of Kharkov State University, Radio-physical department, specialty – radio-physics and electronics.

 

1985: Candidate of Sciences in Physics and Mathematics (Ph.D.) – Certificate of B. Verkin ILTPE of NASU, speciality – Solid State Physics.

 

2002: Senior Researcher – Certificate of Superior Attestation Commission of Ukraine; speciality – Solid State Physics.

 

2008: Doctor of Sciences in Physics and Mathematics (Ph.D.) – Certificate of Superior Attestation Commission of Ukraine, speciality – Solid State Physics.

Career

 

1970: Senior Assistant – B. Verkin ILTPE of NASU.

 

1971: Engineer – B. Verkin ILTPE of NASU.

 

1973: Senior engineer - B. Verkin ILTPE of NASU.

 

1977: Leading engineer - B. Verkin ILTPE of NASU.

 

1986: Scientific researcher - B. Verkin ILTPE of NASU.

 

1989: Senior Researcher– B. Verkin ILTPE of NASU.

 

2009: Leading Researcher– B. Verkin ILTPE of NASU.

Area of expertise

 

1. Fluctuation conductivity in conventional and granular superconductors.

 

2. High-temperaure cuprate superconductors: Hall effect, excess conductivity, pseudogap.

 

3. Interplay between superconductivity and magnetism in Pr-doped cuprates, FeAs-based and other magnetic superconductors.

 

4. Unusual properties of Bi-Mn solid solutions and other similar compounds: transport properties, Dirac fermions, Kohler effect.

Scientific and organizational activity

 

● Scientific editor of the journal "Physics of Low Temperatures".

 

● Member of the section "Physics of the metallic state" of the Scientific Council at Department of Physics and Astronomy of the National Academy of Sciences of Ukraine on the problem "Transport phenomena in metallic materials”.

 

● Member of the Scientific Council of  B. Verkin ILTP of NAS of Ukraine.

 

● Member of the Scientific Council of B. Verkin ILTP of NAS of UKraine on the problem "Electronic properties of conducting and superconducting systems".

Scientific educational work. Supervisor of PhD theses

 

1. Omelchenko L.V., "Excess conductivity in cuprate high-temperature superconductors REBa2Cu3O7-δ (RE=Y, Pr)”, B. Verkin Institute for Low Temperature Physics & Engineering of the National Academy of Sciences of Ukraine, Kharkov, Ukraine,  2017.

 

2. Petrenko E.V., "Effects affecting the fluctuation conductivity and the formation of the pseudogap state in cuprates and iron-containing HTSCs", B. Verkin Institute for Low Temperature Physics & Engineering of the National Academy of Sciences of Ukraine, Kharkov, Ukraine, 2020.

 

3. Stepanov V.B., "Transport properties and thermoEMS of copper and copper-oxide HTNPs, the role of defects", B. Verkin Institute for Low Temperature Physics & Engineering of the National Academy of Sciences of Ukraine, Kharkov, Ukraine, 2022.

Awards

 

2018: Jubilee Certificate of Honor of the Presidium of the National Academy of Sciences of Ukraine.

 

 

 

 

 

 

Author and co-author of more than 90 papers in reviewed journals, 3 reviews and 50 abstracts of international conferences; total number of citations 1120, h-index: 16 (Scopus) and 18 (Google Scholar).

 

  • Key publications

    1. Pseudogap and Local Pairs in High-Tc Superconductors (Monograph) / A.L. Solovjov// “ Superconductors - Materials, Properties and Applications”, edited by A. Gabovich (“InTech”,  Open Access Publisher, Rijeka, Croatia,  2012), Chap. 7, pp. 137-170.

    DOI: http://dx.doi.org/ 10.5772/50970

     

    2. Fluctuation conductivity and pseudogap in HoBa2Cu3O7-δ  single crystals under pressure with transport current flowing under an angle 45˚ to the twin boundaries /  A.L. Solovjov, M.A. Tkachenko, R.V. Vovk, A. Chroneos // Physica C: Superconductivity – 2014  – Vol. 501, No.6. – P. 24 – 31.

    DOI: https://doi.org/10.1016/j.physc.2014.03.004

     

    3. 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 // Phys. Rev. B – 2016 – Vol. 94, No.12. – P. 224505.

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

     

    4. Fluctuation conductivity and possible pseudogap state in FeAs-based supercon-ductor EuFeAsO0.85F0.1 / A.L. Solovjov,  L.V. Omelchenko,  A.V. Terekhov,     K. Rogacki, R.V. Vovk, E.P. Khlybov. A. Chroneos // Materials Research Express – 2016 – Vol. 3, No.7. – P. 076001.

    DOI: https://doi.org/10.1088/2053-1591/3/7/076001

     

    5. Hydrostatic-pressure effects on the pseudogap in slightly doped YBa2Cu3O7−δ single crystals / A.L. Solovjov, L.V. Omelchenko, R.V. Vovk, O.V. Dobrovolskiy,

    Z.F. Nazyrov, S.N. Kamchatnaya, D.M. Sergeyev // Physica B: Cond. Mat. – 2016 – Vol. 493, No.7. – P. 58.

    DOI: https://doi.org/10.1016/j.physb.2016.04.015

     

    6.  Peculiarities in the pseudogap be-havior in optimally doped YBa2Cu3O7−δ single crystals under pressure up to 1 GPa / A.L. Solovjov, L.V. Omelchenko, R.V. Vovk, O.V. Dobrovolskiy, S.N. Kamchatnaya, D.M. Sergeev // Current Appl.  Phys. – 2016 – Vol. 16, No.9. – P. 931.

    DOI: https://doi.org/10.1016/j.cap.2016.05.014

     

    7. Suppression of the order–disorder transition in Ti‑doped YBaCuO compounds / S.V. Savich , A.V. Samoylov, S.N. Kamchatnaya, O.V. Dobrovolskiy, R.V. Vovk, A.L.  Solovjov, L. V. Omelchenko // J. Mater Sci.: Mater Electron – 2017 – Vol. 28, No.4 – P. 11415.

    DOI: https://doi.org/10.1007/s10854-017-6936-0

     

    8. Effect of Hafnium Impurities on the Magnetoresistance of YBa2Cu3O7−δ / S.V. Savich, A.V. Samoylov, S.N. Kamchatnaya, I.L. Goulatis, R.V. Vovk, A. Chroneos,  A.L. Solovjov, L.V. Omelchenko // J. Low Temp. Phys. – 2017 – Vol. 186, No.11 – P. 285.

    DOI: https://doi.org/10.1007/s10909-016-1703-9

     

    9. Charge and heat transfer of the Ti3AlC2 MAX phase / R.V. Vovk, G.Ya. Khadzhai, T.A. Prikhna, E.S. Gevorkyan, M.V. Kislitsa, A.L. Solobjob, I.L. Goulatis, A. Chroneos // J. Mater. Sci.: Mater. Electron. – 2018 – Vol. 29, No.5 – P. 11478.

    DOI: https://doi.org/10.1007/s10854-018-9242-6

     

    9. Peculiarities of pseudogap in Y0.95Pr0.05Ba2Cu3O7−δ single crystals under pressure up to 1.7 GPa / A.L. Solovjov, L.V.Omelchenko, E.V. Petrenko, R.V. Vovk,  V.V. Khotkevych, A. Chroneos // Scientific Reports – 2019 – Vol. 9, No.12 – P. 20424

    DOI: https://doi.org/10.1038/s41598-019-55959-1

     

    10. Efect of annealing on a pseudogap state in untwinned YBa2Cu3O7−δ single crystals / A.L. Solovjov, E.V. Petrenko, L.V. Omelchenko,  R.V.Vovk, I.L. Goulatis, A. Chroneos // Scientific Reports – 2019 – Vol. 9, No.6 – P. 9274.

    DOI: https://doi.org/10.1038/s41598-019-45286-w

     

    11. Self-Diffusion in Perovskite and Perovskite Related Oxides: Insights from Modelling / Efstratia N. Sgourou, Yerasimos Panayiotatos, Konstantinos Davazoglou, Andrei L. Solovjov, Ruslan V. Vovk,  Alexander Chroneos // Applied Science – 2020 – Vol. 10, No.3 – P. 2286.

    DOI: https://doi.org/10.3390/app10072286

     

    12. Defects, diffusion and dopants in Li8SnO6 / Navaratnarajah Kuganathan, Andrei L. Solovjov,  Ruslan V. Vovk , Alexander Chroneos // Heliyon – 2021 – Vol. 7, No.7 – P. E07460.

    DOI: https://doi.org/10.1016/j.heliyon.2021.e07460

     

    13. Fluctuating Cooper pairs in FeSe at temperatures exceeding double Tc / A.L. Solovjov, E.V Petrenko, L.V Omelchenko, E. Nazarova, K. Buchkov, K. Rogacki // Superconductor  Science & Technology – 2021 – Vol. 34, No.1 – P. 015013.

    DOI: https://doi.org/10.1088/1361-6668/abc2ac

 

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Last updated: 01/08/2022

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