1994-1996 Academician-Secretary of the Department of Physical and Mathematical Sciences and member of the Presidium of the National Academy of Sciences of Kazakhstan
1996-2001 co-chairman of the Committee (from the Kazakh side) on scientific and technical cooperation between the Republic of Kazakhstan and the Islamic Republic of Pakistan
1996-2001, 2003-2005 professor at GIK Institute of Engineering Sciences and Techmology (Topi, Pakistan)
2001-2003 professor at University of the Weғt of England (Bristol, England)
since 2005 professor of the Kazakh-British Technical University
since 2010 Deputy Chairman of the Department of Physics, Mathematics and Informatics of the National Academy of Sciences of the Republic of Kazakhstan.

Faculty of Mechanics and Mathematics of the Kazakh State University named after. S. M. Kirov (1961, with honors) and postgraduate studies there at the Department of Equations of Mathematical Physics (1964). In 1968 he defended his PhD thesis.

All subjects related to differential equations

Mathematical model of a short arc at the blow-off repulsion of electrical contacts during the transition from metallic phase to gaseous phase Kharin, S.N., Nauryz, T.A., AIP Conference Proceedings, 2021
A heat polynomial method for inverse cylindrical one-phase Stefan problems Kassabek, S.A., Kharin, S.N., Suragan, D.
Inverse Problems in Science and Engineering, 2021, 29(13), стр. 3423–3450
Solution of two-phase cylindrical direct stefan problem by using special functions in electrical contact processes Kharin, S.N., Nauryz, T.A. International Journal of Applied Mathematics, 2021, 34(2), стр. 237–248
ONE-PHASE SPHERICAL STEFAN PROBLEM WITH TEMPERATURE DEPENDENT COEFFICIENTS Kharin, S.N., Nauryz, T.A. Eurasian Mathematical Journal, 2021, 12(1), стр. 49–56
The Method of Majorant Functions for the Calculation of Arc Erosion Kharin, S.N. Electrical Contacts, Proceedings of the Annual Holm Conference on Electrical Contacts, 2019, 2019-September, стр. 82–89, 8923925
The Model of Melting and Welding of Closed Electrical Contacts with Softening Contact Zone Kharin, S.N., Sarsengeldin, M.M., Kassabek, S., Nauryz, T. Electrical Contacts, Proceedings of the Annual Holm Conference on Electrical Contacts, 2019, 2018-October, стр. 38–42
Special functions and heat polynomials for the solution of free boundary problems Kharin, S.N. AIP Conference Proceedings, 2018
Arc-to-Glow Transition Approach for Practical Use in DC Low-Power, Low-Voltage Electric Grids Miedzinski, B., Wiśniewski, G., Kharin, S.N., Nouri, H., Grechanyuk, N. IEEE Transactions on Components, Packaging and Manufacturing Technology, 2018, 8(6), стр. 932–938
Exact solution of the one phase inverse stefan problem Sarsengeldin, M.M., Kharin, S.N., Kassabek, S., Mukambetkazin, Z. Filomat, 2018, 32(3), стр. 985–990
Mathematical model of heat transfer in opening electrical contacts with tunnel effect Sarsengeldin, M.M., Kharin, S.N., Rayev, Z., Khairullin, Y. Filomat, 2018, 32(3), стр. 1003–1008
Comparison of spherical and axisymmetric models of electrical contact heating and the conditions of their application Kharin, S.N. Electrical Contacts, Proceedings of the Annual Holm Conference on Electrical Contacts, 2017, стр. 50–54
The role of the arc flux and joule heating in the erosion of electrical contacts Kharin, S.N., Sarsengeldin, M.M. Electrical Contacts, Proceedings of the Annual Holm Conference on Electrical Contacts, 2017, стр. 293–301
The inverse problem for definition of the shape of a molten contact bridge Kharin, S.N., Sarsengeldin, M.M. AIP Conference Proceedings, 2017
Electromagnetic Field and Constriction Resistance of the Ring-Shaped Contact Kharin, S.N., Sarsengeldin, M.M., Kassabek, S.A. Springer Proceedings in Mathematics and Statistics, 2017, 216, стр. 377–381
Method of the integral error functions for the solution of the one- and two-phase stefan problems and its application Sarsengeldin, M., Kharin, S. Filomat, 2017, 31(4), стр. 1017–1029
The influence of phase transformations on welding at contact closure Kharin, S.N. Electrical Contacts, Proceedings of the Annual Holm Conference on Electrical Contacts, 2016, 2016-December, стр. 105–110
Analytical solution of two-phase spherical Stefan problem by heat polynomials and integral error functions Kharin, S.N., Sarsengeldin, M.M., Nouri, H. AIP Conference Proceedings, 2016, 1759
The mathematical models of electromagnetic field dynamics and heat transfer in closed electrical contacts including Thomson effect Kharin, S., Sarsengeldin, M., Kassabek, S. AIP Conference Proceedings, 2016, 1759
Mathematical model of the arc erosion in bimetallic electrical contacts Kharin, S.N., Nouri, H., Miedzinsky, B.b ICEC 2016 - 28th International Conference on Electric Contacts, 2016, стр. 47–50
Mathematical model of a hollow bridge at contact opening Kharin, S.N. ICEC 2016 - 28th International Conference on Electric Contacts, 2016
Mathematical models of heat and mass transfer in electrical contacts Kharin, S.N.Electrical Contacts, Proceedings of the Annual Holm Conference on Electrical Contacts, 2015, 2015-December, стр. 1–21
Mathematical model of electrical contact bouncing Kharin, S. AIP Conference Proceedings, 2015
A comparative study of arc erosion at frequencies ranging 50-1000 Hz Kharin, S.N., Nouri, H., Miedzinsky, B. Electrical Contacts, Proceedings of the Annual Holm Conference on Electrical Contacts, 2015
Role of metallic vapor pressure in contact bouncing and welding at closure of electrical contacts in vacuum Kharin, S.N. Electrical Contacts, Proceedings of the Annual Holm Conference on Electrical Contacts, 2012
Phenomena of arc root immobility in electrical contacts Kharin, S.N., Nouri, H., Miedzinsky, B. Electrical Contacts, Proceedings of the Annual Holm Conference on Electrical Contacts, 2012
Detection of high resistive ground faults in MV mining networks basing on a phase relationship of selected current harmonics | Detekcja wysoko-rezystancyjnych zwarć doziemnych w oparciu o relacje fazowe wybranych harmonicznych pradu Pyda, D., Miedzinski, B., Dzierzanowski, W., Nouri, H., Kharin, S.N. Przeglad Elektrotechniczny, 2012, 88(11 B), стр. 332–333
Possibility of control of transition of switching arc dc into glowing Miedziński, B., Wiśniewski, G., Kharin, S.N., Nouri, H. Proceedings of the Pakistan Academy of Sciences, 2012, 49(3), стр. 173–180
Influence of contact materials on phenomena in a short electrical arc Kharin, S.N., Sarsengeldin, M. Key Engineering Materials, 2012, 510-511(1), стр. 321–329
Effect of vapour force at the blow-open process in double-break contacts Kharin, S., Nouri, H., Bizjak, M. IEEE Transactions on Components and Packaging Technologies, 2009, 32(1), стр. 180–190
Efficiency of electric diagnosis systems applicable to hermetic DC contactors Miedziński, B., Okraszewski, W.Z., Nouri, H., Kharin, S.N. Przeglad Elektrotechniczny, 2008, 84(3), стр. 204–206
Dynamics of arc phenomena at closure of electrical contacts in vacuum circuit breakers Kharin, S.N., Nouri, H., Amft, D. IEEE Transactions on Plasma Science, 2005, 33(5 I), стр. 1576–1581
Experience of development and application of quality system in foundry practice of OAO 'Petrozavodskmash' Gejzer, Yu.V., Rachenok, T.N., Romanov, A.V., Kharin, S.N. Litejnoe Proizvodstvo, 2001, (3), стр. 25–26
Post bridge phenomena in electrical contacts at the initial stage Kharin, S.N. IEEE Transactions on Components Packaging and Manufacturing Technology Part A, 1996, 19(3), стр. 313–319
Model of Thermoelastic Fracture During Pulsed Electrical Discharge Machining of Materials. | MODEL' TERMOUPRUGOGO RAZRUSHENIYA V PROTSESSE IMPUL'SNOI ELEKTROEROZIONNOI OBRABOTKI MATERIALOV. Kim, E.I., Kharin, S.N. Elektronnaya Obrabotka Materialov, 1983, (2 (110)), стр. 5–6
Electric, Magnetic and Thermal Fields in Closed Electric Contacts. | ELEKTRICHESKOE, MAGNITNOE I TEMPERATURNOE POLYA V ZAMKNUTYKH ELEKTRICHESKIKH KONTAKTAKH. Kharin, S.N. Izvestiya Vysshikh Uchebnykh Zavedenii, Elektromekhanika, 1981, (10), стр. 1075–1078
Mathematical Models of Thermal Processes in Electric Contacts. | MATEMATICHESKIE MODELI TEPLOVYKH PROTSESSOV V ELEKTRICHESKIKH KONTAKTAKH. Kum, E.I., Kum, D.U., Omel'chenko, V.T., ...Pudy, A.E., Gorodnichev, S.P. Izv Vyssh Uchebn Zaved Elektromekh, 1978, (1), стр. 5–28
Solution of the heat -conduction equation with discontinuous parameters and its application to the problem of electric contacts Kim, E.I., Omel'chenko, V.T., Kharin, S.N. Journal of Engineering Physics, 1965, 8(6), стр. 524–529

Thermal processes in electrical contacts and related singular integral equations