Aleksey Leonidovich Yerokhin

1995PhD Eng. Tula State Technical University
1997Senior Research Fellow, Tula State University
1986Dipl. Eng. in Materials Science and Metallurgy, Tula Polytechnical Institute

2004 to present: Head of Laboratory, Senior Research Fellow, University of Sheffield, UK.

Fields of Research Interests
  • Surface engineering in technology of sustainable, environmental materials and functional devices (performance enhancement and widening application niches of light-weight alloys; porous metal-ceramic composites with enhanced mechanical and functional properties; environmentally friendly alternatives to hazardous materials and processes; materials for biomedical, electronic, photovoltaic and catalytic devices)
  • Physical and chemical fundamentals of plasma electrolysis (electrochemistry of plasma electrolysis; physics of plasma discharge with fluid electrodes; pulsed plasma techniques; process diagnostics, control and modelling)
  • Composition-structure-property relationships in surface engineered materials (surface structures and phase transformations; internal stresses; mechanical properties and adhesion; functional properties; tribological performance; corrosion behaviour; evaluation of functional performances)
  • Process development (PEO of Al, Ti, Mg, Zr and Nb; non-oxidising, diffusion and duplex treatments of metals)
Participation at Research Projects
  1. Substitution and Sustainability in Functional Materials and Devices. UK EPSRC (2014-2019)
  2. Evaluating the feasibility of 3D residual stress measurements in thin oxide films. UK STFC (2013)
  3. Measurement of Depth Resolved Strains in Protective Oxide Coatings on Aluminium. UK STFC (2011, 2013)
  4. Deposition of PEO coatings on Ti substrates. IDIR, Canada (2012-2013)
  5. Modeling and diagnostics of plasma-assisted electrolytic processes. Royal Society (2012-2013)
  6. Breakthrough Studies on Plasma Electrolytic Oxidation Coating processes. UK EPSRC (2010-2014)
  7. SUSCOAT: Coatings Substitution for Reduced Environmental Impact. UK TSB-EPSRC (2009-2013)
Methods Used, Courses
  • ‘Corrosion Technology’
  • ‘Environmental Degradation and Protection’
  • ‘Surface Engineering’
  • ‘Structures of Solid Materials’
Honorable Titles, Membership in the Russian and Foreign Academies and Other Public Organizations
  • Member of the American Ceramic Society (2012)
  • Member of the International Society of Electrochemistry (2004)
  • Member of the Editorial Board, Russian Journal of Non-Ferrous Metals, Springer (2015)
  • Member of the Editorial Board, Surface and Coatings Technology, Elsevier (2009)

Books and Book chapters — in Print:

  1. E.V. Parfenov, R.R. Neviantseva, S.A. Gorbatkov, A.L. Yerokhin, Plasma Electrolytic Treatment: Modelling, Diagnostics, Control. Mashinostrojenije, Moscow (2014) 380 pp ISBN 978-5-94275-732-8
  2. Depth Resolved Measurement of the 3D Residual Stress State in Surface Engineered Aluminium by Synchrotron Diffraction, D.T. Asquith, D.J. Hughes, D.G. Hattingh, M.N. James, J.R. Yates, A. Yerokhin in ‘X-Ray Diffraction: Structure, Principles and Applications’ (K. Shih, Ed.), Nova Science Publishers, Inc., New-York, USA (2013) 282p. (pages 207-221). ISBN 978-1-62808-591-4
  3. Methodology of Data Acquisition and Signal Processing for Frequency Response Evaluation during Plasma Electrolytic Surface Treatments, E.V. Parfenov and A. Yerokhin, in ‘Process Control: Problems, Techniques and Applications’ (S.P. Werther, Ed.), Nova Science Publishers, Inc., New-York, USA (2012) 250p. (pages 63-96). ISBN 978-1-61209-567-7
  4. Anodising of Light Alloys, A. Yerokhin and R.H.U. Khan, in ‘Surface Engineering of Light Alloys: Aluminium, Magnesium and Titanium Alloys’ (H. Dong, Ed.), Woodhead Publishing, Ltd., Cambridge, (2010) 672 pp (pages 83-109). ISBN 1 84569 537 2

Refereed Journals — in Print — Original Articles:

  1. Y. Gao, A. Yerokhin, A. Matthews. Mechanical Behaviour of cp-Magnesium with Duplex Hydroxyapatite and PEO Coatings, Materials Science and Engineering C, 49 (2015) 190-200.
  2. N.M. Alanazi, A. Leyland, A.L. Yerokhin, A. Matthews, Influence of Mg Addition on Corrosion Behavior of Ion Vapor Deposited Al Coatings, Materials Performance — NACE International, 53 (2014) 40-45.
  3. Y. Gao, A. Yerokhin, E.V. Parfenov, A. Matthews, Application of Voltage Pulse Transient Analysis during Plasma Electrolytic Oxidation for Assessment of Characteristics and Corrosion Behaviour of Ca- and P-containing Coatings on Magnesium. Electrochimica Acta, 149 (2014) 218–230
  4. Y. Gao, A. Yerokhin, A. Matthews. Effect of Current Mode on PEO Treatment of Magnesium in Ca- and P-containing Electrolyte and Resulting Coatings, Applied Surface Science, 316 (2014) 558–567
  5. S.V. Gnedenkov, S.L. Sinebryukhov, A.G. Zavidnaya, V.S. Egorkin, A.V. Puz’, D.V. Mashtalyar, V.I. Sergienko, A.L. Yerokhin and A. Matthews, Composite Hydroxyapatite-PTFE Coatings on Mg-Mn-Ce Alloy for Resorbable Implant Applications via a Plasma Electrolytic Oxidation-based Route, Journal of the Taiwan Institute of Chemical Engineers, 45 (2014) 3104–3109
  6. T. Abdulla, A. Yerokhin, R. Goodall, Enhancement in Specific Strength of Open Cell Aluminium Foams through Plasma Electrolytic Oxidation Treatment, Scripta Materialia, 75 (2014) 38-41
  7. Y. Gao, A. Yerokhin, A. Matthews, DC Plasma Electrolytic Oxidation of Biodegradable cp-Mg: In-vitro Corrosion Studies, Surf. Coat. Technol., 234 (2013) 132-142
  8. D.T. Asquith, A. Yerokhin, A. Evans, N. James, J. Yates and A. Matthews, Evaluation of Residual Stress Development at the Interface of Plasma Electrolytically Oxidised and Cold Worked Aluminium, Met. Mat. Trans. A, 44 (2013) 10 4461-4465
  9. O.A. Fasuba, A. Yerokhin, A. Matthews, A. Leyland Corrosion Behaviour and Galvanic Coupling with Steel of Al-based Coating Alternatives to Cadmium Plating, Mat. Chem. & Phys., 141 (2013) 128-137
  10. W.K. Yeung, G.C. Reilly, A. Matthews, A. Yerokhin, In vitro biological response of plasma electrolytically oxidised and plasma sprayed hydroxyapatite coatings on Ti-6Al-4V alloy, J. Biomed. Mat. Res.:B — Appl. Biomat., 101B (2013) 6 939–949
  11. A. Yerokhin , E.V. Parfenov, C.J. Liang, V.R. Mukaeva, A. Matthews, System Linearity Quantification for In-Situ Impedance Spectroscopy of Plasma Electrolytic Oxidation, Electrochem. Comm. 27 (2013) 137–140