““Dulkyn” Gravitationfl Wawe Dulkyn” Gravitationfl Wawe Research Scientific Center of the Research Scientific Center of the AS RT.AS RT.

• The The gravitational gravitational wave detector wave detector ““Dulkyn” Dulkyn”

• Address:Russia, 420111, Republic of Address:Russia, 420111, Republic of Tatarstan, Kazan, P.B. 595Tatarstan, Kazan, P.B. 595

• www.Dulkyn.org.ruwww.Dulkyn.org.ru

• Dulkyn@mail.ruDulkyn@mail.ru

• (+7 843)-272-42-66(+7 843)-272-42-66

• Project will be realized in the United Project will be realized in the United Experimental Laboratory of Gravitational-Optical Experimental Laboratory of Gravitational-Optical Research on the basis of Scientific-Industrial Research on the basis of Scientific-Industrial Association "State Institute of Applied Optics" Association "State Institute of Applied Optics" which will be formed by partial conversion of which will be formed by partial conversion of institute`s facilities into the extradepartamental institute`s facilities into the extradepartamental organization with strictly peaceful orientation organization with strictly peaceful orientation under support of Scientific Centre of under support of Scientific Centre of Gravitational-Wave Research "Dulkyn" on terms Gravitational-Wave Research "Dulkyn" on terms of institute of Academy of Sciences of Republic of institute of Academy of Sciences of Republic of Tatarstan.of Tatarstan.

• SC GWR "Dulkyn" contains the SC GWR "Dulkyn" contains the Department of Theoretical Problems of Department of Theoretical Problems of Gravitation-Wave Physics, comprising high-skill Gravitation-Wave Physics, comprising high-skill specialists on investigation of gravitation-wave specialists on investigation of gravitation-wave fields. FSIC SIAO (transliterated russian fields. FSIC SIAO (transliterated russian abbreviation is GIPO) possesses the materials and abbreviation is GIPO) possesses the materials and equipment for carrying out the precise equipment for carrying out the precise interferometric experiments: specialized vibro- interferometric experiments: specialized vibro- and thermostabilized chambers at the depth of 12 and thermostabilized chambers at the depth of 12 meters, integrated and fiber-optic elements, meters, integrated and fiber-optic elements, electron systems for automatized measurements, electron systems for automatized measurements, machine-tools for processing the optical fibers.machine-tools for processing the optical fibers.

•Project realization location and equipmentProject realization location and equipment

Project goals are the Project goals are the followingfollowing::

• Elaboration and creation of unique Elaboration and creation of unique complex of laser-interferometric complex of laser-interferometric equipment of new generation for equipment of new generation for implementation of presented by the implementation of presented by the SC GWR “Dulkyn” Programme of SC GWR “Dulkyn” Programme of fundamental and application fundamental and application research, integrating the research, integrating the achievements of modern laser achievements of modern laser physics and optical professional physics and optical professional equipment, as well as the efforts of equipment, as well as the efforts of geological, geophysical, geological, geophysical, seismological, astrometric and seismological, astrometric and geodesic services. Final purpose of geodesic services. Final purpose of the research programme is the the research programme is the discovery of gravitational waves, discovery of gravitational waves, study of the local and global study of the local and global structure, time variations and spatial structure, time variations and spatial anomalies of gravi-inertial field.anomalies of gravi-inertial field.

• Main trends of investigationMain trends of investigation• Detection of periodic gravitational radiation from relativistic astrophysical Detection of periodic gravitational radiation from relativistic astrophysical

objects.objects.• Creation of compact laser-interferometric detector of periodic gravitational Creation of compact laser-interferometric detector of periodic gravitational

radiation;radiation;• Detection and research of the gravitational wave properties; theoretical and Detection and research of the gravitational wave properties; theoretical and

experimental testing the bases of modern theory of gravitation and the experimental testing the bases of modern theory of gravitation and the newest conceptions in cosmology and astrophysics.newest conceptions in cosmology and astrophysics.

Main trends of investigationMain trends of investigation

• Investigation of infra-low-Investigation of infra-low-frequency variations of Terrestrial frequency variations of Terrestrial gravity fieldgravity field

• Monitoring of infra-low-Monitoring of infra-low-frequency variations of the global frequency variations of the global potential of the Earth, long-term potential of the Earth, long-term and short-term forecast of seismic and short-term forecast of seismic activity, reconstruction of the activity, reconstruction of the dynamic phenomena taking place dynamic phenomena taking place in the inner stratums of the planet in the inner stratums of the planet and of terrestrial potential and of terrestrial potential variation;variation;

• Measuring the first, second and Measuring the first, second and third derivatives of the gravity third derivatives of the gravity field potential, reconstruction of field potential, reconstruction of the local structure of the gravity the local structure of the gravity field, applications to the problems field, applications to the problems of geology prospecting and of geology prospecting and evolution of the oil-bearing strata.evolution of the oil-bearing strata.

Development stageDevelopment stage

• A special vacuum chamber for isolation of the laser system from external environment with A special vacuum chamber for isolation of the laser system from external environment with diameter of 1.7 m and 0.67 m in height has been made. The residual pressure inside the chamber diameter of 1.7 m and 0.67 m in height has been made. The residual pressure inside the chamber does not exceed 10does not exceed 10-3-3 torr. torr.

• The adjustment and debugging of the servos of the frequency and phase stabilization of the The adjustment and debugging of the servos of the frequency and phase stabilization of the generated optical radiation have been carried out.generated optical radiation have been carried out.

• Developed an made a special system for measurement of DCLS output signals and a precision Developed an made a special system for measurement of DCLS output signals and a precision phase modulator for imitation of valid signal with the purpose of gauging and certificating the phase modulator for imitation of valid signal with the purpose of gauging and certificating the GW detector “Dulkyn”.GW detector “Dulkyn”.

• The test records of the vacuum system and frequency-phase stabilization system are available.The test records of the vacuum system and frequency-phase stabilization system are available.• Legal protectionLegal protection• The basic ideas and calculations are published in more than 80 articles and protected by 11 The basic ideas and calculations are published in more than 80 articles and protected by 11

Russian patents on inventions.Russian patents on inventions.

Cooperation proposals

• Participation in:• joint research and

experiments;• creation of compact

laser-interferometric detectors of periodic gravitational radiation;

• grid the world net of detectors;

• astronomic, geodesic and geophysical applications.