Prof. Olga Hachay

Institute of Geophysics Ural Branch of Russian Academy of sciences, Russian Federation

Email: olgakhachay@yandex.ru

Qualifications

1969-1994 Ph.D. and Dr, Moscow state University, Moscow, Russia

1964-1969 Student of Sverdlovsk, Ural State University,USSR

Publications (Selected)

1. Electromagnetic Geophysical Research with controlled Source. Olga Hachay, Oleg Hachay. Oil and Gas exploration. Methods and Application. AGU, Willey, 2017. pp.115-134.
2. Reflection of processes of non equilibrium two phase filtration in oil saturated hierarchic medium by data of active wave geophysical monitoring Hachay O.A., Khachay A.Yu. Oil and Gas exploration. Methods and Application. AGU, Willey, 2017. pp.135-142.
3. Defining the surface of the fluid-saturated porous inclusion in the hierarchic layered-block medium according to electromagnetic monitoring data. Hachay O.A., Khachay A.Yu. Oil and Gas exploration. Methods and Application. AGU, Willey, 2017. pp.143-151.
4. Modeling and Interpretation Wave Fields in Hierarchical Heterogeneous Medium Olga A. Hachay, Andrey Y. Khachay, and Oleg Y. Khachay. Soil testing, Soil stability and ground improvement. Proceedings of the 1-st International Congress and Exhibition Egypt 2017 on Sustainable Civil Infrastructures. Springer 2017pp.311-319.
5. Determination of the plastic hierarchical inclusion surface located in layered blocked media using acoustic monitoring data O.A. Hachay, A.Y. Khachay, O.Y. Khachay EAGE, XIV-th International Conference – Geoinformatics: Theoretical and Applied Aspects 15-17 May 2017, Kiev, Ukraine.
6. Reflection of processes of non equilibrium and two phase filtration in oil saturated plastic hierarchic medium by data of active wave geophysical monitoring Olga Hachay^a, Oleg Khachay, Andrey Khachay EAGE, Norway, Stavanger Sustainable IOR in a low Oil Price World 24-27 2017 April.
7. Accounting hierarchical heterogeneity of rock massif for prediction of mine seismicity. O. Hachay, A. Khachay, O. Khachay Doi:10.4236/ojg.2018.83012 Open Journal of Geology. Special issue of advances in geomechanics, 2018,V.8,N3.pp.187-200.
8. Method of Phase Diagrams for the Analysis of Seism-Acoustical Spatial-Time Monitoring Data in Oil Wells. Hachay, O. and Khachay, O. (2018)https://doi.org/10.4236/ojg.2018.89051 Open Journal of Geology,2018, 8, 874-882.
9. Modeling algorithm of acoustic waves penetrating through a medium with composite hierarchical inclusions O. A. Hachay, A. Yu. Khachay, and O. Yu. Khachay AIP Conference Proceedings 2053, 030023 (2018); https://doi.org/10.1063/1.5084384.
10. O.A. Hachay, A.Y. Khachay, O.Y. Khachay.Algorithm of modeling of acoustic monitoring of composite hierarchical inclusions EAGE, XIV-th International Conference – Geoinformatics: Theoretical and Applied Aspects 14-17 May 2018, Kiev, Ukraine.
11. On Necessity of Geological Environment Model Complication for Monitoring its State and Forecast its Stability Hachay O.A. Environmental analysis & Ecology Studies 3(1). EAES.000551.2018. p.8-9.DOI: 10.31031/EAES.2018.03.000551.
12. New Monitoring Geophysical Systems by Oil Deposits Extraction Olga Hachay, Andrey Khachay and Oleg Khachay Environmental analysis & Ecology Studies 3(1). p.1-7 EAES.000558.2018. DOI: 10.31031/EAES.2018.03.000558.
13. Olga Hachay, Veniamin Dryagin, Oleg Khachay. Modeling and Using the Phase Diagram Method for Analyzing Active Acoustic Monitoring Data from Oil Wells. Environmental Analysis &Ecology studies.4(3). EAES.000588. 2018. DOI: 10.31031/EAES.2018.04.000588.
14. O.Hachay, A.Khachay Acoustic wave monitoring of fluid Dynamic in the Rock Massif with Anomaly Density,Stressed and plastic hierarchic Inclusion Computational and experimental studies of Acoustic waves, Intech 2018, http://dx.doi/org/10/5772/intechopen 70590? chapter 4, pp.63-80.
15. Reflection of Processes of Non-equilibrium and Two-Phase Filtration in Fluid Saturated Hierarchic Inclusion in a Block Layered Medium by Data of Active Wave Geophysical Monitoring Hachay O., Khachay A.,Khachay O. Proceedings of the 2nd GeoMEast International Congress and Exhibition on Sustainable Civil Infrastructures, Egypt 2018 – The Official International Congress of the Soil-Structure Interaction Group in Egypt (SSIGE) Editors: Wasowski, Janusz, Dijkstra, Tom (Eds.) DOI 978-3-030-02032-3_3,©2019 31-38.
16. Hachay O.,Khachay O. ANALYSIS OF SEISMIC RESPONSES OF THE ROCK MASSIF TO EXPLOSIVE IMPACTS WITH THE USE OF NONLINEAR METHODS DOI: 10.5772/intechopen.80750 Applied Geophysics with Case Studies on Environmental, Exploration and Engineering Geophysics. Intechopen 2018.
17. Olga Hachay, Yurie Khachay, Andrey Khachay, "Algorithm of Mathematical Modeling of Layered Block Medium with Combined Hierarchical Inclusions for Acoustic Monitoring, Taking into Account Convective Mixing in Fluid-Saturated Inclusions" SSRG International Journal of Geoinformatics and Geological Science 6.1 (2019): 21-27.DOI:10.14445/23939206/IJGGS-V6I2P102.
18. Hachay, O. and Khachay, O. (2019) Method of Non Destructive Geophysical Mapping of the Environment. Open Journal of Geology, 9, 327-341. https://doi.org/10.4236/ojg.2019.
19. OLGA HACHAY, OLEG KHACHAY Analysis of seismic Responces of Rock Massif to explosive Impacts with using Nonlinear methods. Intechopen ,chapter 5,p.85-104, published in London,UK edited by Ali Ismet Kanli.2019.
20. Olga Hachay, Veniamin Dryagin, Andrey Khachay Research and Modeling of Nonlinear Acoustic Processes in a Layered Medium with a Porous Fluid-Saturated Inclusion of a Hierarchical Type ) PP. 497-506 (Vol.9 No.9 2019) of Open Journal of Geology (OJG) DOI: 10.4236/ojg.2019.99032.
21. Wave Field Modeling in Layered Medium with Combined Hierarchical Inclusions and Method of Interpretation O.Hachay, A.Khachay, O.KhachayInternational Journal of Innovative Studies in Sciences and Engineering Technology (IJISSET) Volume-5 Issue-9 2019,8-17.
22. Olga Hachay and Oleg Khachay (February 6th 2019). New Principles of Monitoring Seismological and Deformation Processes Occurring in the Moon Rock Massive, Lunar Science, Yann H. Chemin, IntechOpen, DOI: 10.5772/intechopen.84300. Available from: https://www.intechopen.com/books/lunar-science/new-principles-of-monitoring-seismological-and-deformation-processes-occurring-in-the-moon-rock-massif.
23. Olga Hachay, Oleg Khachay, "Future of Mining Techniques in Deep Ore Mines without Catastrophic Risks" SSRG SSRG nternational Journal of Geoinformatics and Geological Science 7.1 (2020): 23-29.DOI: 10.14445/23939206/IJGGS-V7I1P103.
24. Defining the contours of combined stressed, anomaly elastic and anomaly densed hierarchical inclusions located into a block layered medium by wave’s data of active acoustic and electromagnetic monitoring O.Hachay, A.Khachay, O.Khachay Springer Nature Switzerland AG 2020 htpps:// doi.org/10.1007/978-3-030-34187-7 Latest advancements in underground structures and geological engineering pp1-12 Proceedings of the third GEOMEAST International congress Egypt.
25. Acoustic monitoring of anomaly stressed zones,determination their positions,surfaces, evaluation catastrophic risks Olga Hachay,Oleg Khachay Open Journal of geology Vol10,No5 2020. 501-509 DOI10.4236/OJG 2020.105023.
26. Hachay O.A., Khachay A.Yu. Seismological and Well-Acoustic Monitoring of Nonlinear Manifestations in a Layered-Block Environment with Hierarchical inclusions SSRG International Journal of Geoinformatics and Geological Science Vol. 7, Issue2, 2020,43-46.Doi>:  10.14445/23939206/IJGGS-V7I2P106.
27. Simulation of 2D nonlinear manifestations in a block-layered medium with hierarchical inclusionsOlga Hachay (1) and Andrey Khachay (2) Open Journal of geology 2020,10, 1040-1046 DOI:https://doi.org/10.4236/oig.2020/1011049.
28. New Methods for Monitoring Trigger Effects in the Earth’s Crust using Modern Physical Theories” Khachay O.A. Novel Research in Sciences. 2020, 5(2), NRS000610 c.1-3. DOI:10.31031/NRS.2020.5.000610.