GEOELECTROMAGNETIC RESEARCH CENTER IPE RAS Viacheslav Spichak

WHO WE ARE? Geoelectromagnetic Research Center of the Institute of the Physics of the Earth, Russian Academy of Sciences (GEMRC IPE RAS) situated in the scientific center Troitsk just 20km South of Moscow Geoelectromagnetic Research Center of the Institute of the Physics of the Earth, Russian Academy of Sciences (GEMRC IPE RAS) situated in the scientific center Troitsk just 20km South of Moscow Founded in 1993 as a spin-off from the famous Institute for Geomagnetism, Ionosphere and Radiowave Propagation (IZMIRAN) Founded in 1993 as a spin-off from the famous Institute for Geomagnetism, Ionosphere and Radiowave Propagation (IZMIRAN) 54 staff (22 staff at doctorate level) 54 staff (22 staff at doctorate level) 5 Laboratories: 5 Laboratories: - magnetotellurics, - magnetotellurics, - interaction of EM field and rocks - interaction of EM field and rocks - data interpretation methodology - data interpretation methodology - environmental studies - environmental studies - marine EM, - marine EM,

GEMRC SCIENTIFIC PROFILE Theory, algorithms and numerical methods for modeling and inversion of electromagnetic data in 3-D inhomogeneous media; Theory, algorithms and numerical methods for modeling and inversion of electromagnetic data in 3-D inhomogeneous media; EM mapping of volcanoes and geothermal zones; EM mapping of volcanoes and geothermal zones; EM monitoring macro-parameters of active faults, reservoirs, etc.; EM monitoring macro-parameters of active faults, reservoirs, etc.; regional magnetotelluric studies; regional magnetotelluric studies; joint interpretaion of EM and other geophysical data joint interpretaion of EM and other geophysical data

EM MAPPING VOLCANOES LEFT: EM image of the Kilauea volcano’s magma chamber (Hawaii) RIGHT: conductivity model of the Komagatake volcano (Hokkaido, Japan)

EM MAPPING FAULTED ZONES Minou fault zone (Kyushu, Japan) Regional model of the northern Tien-Shan faulted area

EM MONITORING OF THE FAULT MACRO-PARAMETERS LEFT: Fault model RIGHT: Recognition errors of the fault macro- parameters depending on the noise level in the MT data

EM MAPPING GEOTHERMAL ZONES Volume resistivity image of the Minamikayabe geothermal area (Hokkaido, Japan) Conductive clay cap underlain by more resistive reservoir

POTENTIAL CONTRIBUTION TO ENGINE Review on MT and seismics in geothermal exploration (together with A. Manzella, Launching conference) Review on MT and seismics in geothermal exploration (together with A. Manzella, Launching conference) Methods of 3-D electromagnetic modeling and imaging subsurface targets (WS 1) Methods of 3-D electromagnetic modeling and imaging subsurface targets (WS 1) 3-D modeling magnetotelluric fields in geothermal systems (WS 2) 3-D modeling magnetotelluric fields in geothermal systems (WS 2)

POSSIBLE COLLABORATION Construction of 3-D electrical resistivity models of the geothermal areas taking into account the EM data, prior geological and geophysical info and formalized expert’s experience Construction of 3-D electrical resistivity models of the geothermal areas taking into account the EM data, prior geological and geophysical info and formalized expert’s experience Modeling of MT monitoring of the reservoir macro- parameters Modeling of MT monitoring of the reservoir macro- parameters Development of 3-D temperature models of the geothermal zones from well records and estimation of the correlation with the resistivity distribution Development of 3-D temperature models of the geothermal zones from well records and estimation of the correlation with the resistivity distribution