Dr. Dmitrii A. Marakasov Profile

Dr. Dmitrii A. Marakasov

at V.E. Zuev Institute of Atmospheric Optics

SPIE Involvement:

Author

Publications (36)

Proceedings Article | 17 October 2023 Paper

Estimation of the average density of air in a model fire tornado based on laser transmission data

Dmitrii Marakasov, Ruvim Sh. Tsvyk, Mikhail Sherstobitov, Andrei Shesternin

Proceedings Volume 12780, 1278029 (2023) https://doi.org/10.1117/12.2689348

KEYWORDS: Fire, Flame, Combustion, Optical testing, Laser beam propagation

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Proceedings Article | 17 October 2023 Paper

Estimation of the parameters of the power model of the turbulence spectrum from the data of the sonic weather station

Dmitrii Marakasov, Alexey Afanasiev

Proceedings Volume 12780, 1278028 (2023) https://doi.org/10.1117/12.2689346

KEYWORDS: Turbulence, Meteorology, Atmospheric optics, Data processing, Wind speed, Spectral data processing

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Proceedings Article | 17 October 2023 Paper

Effect of parameters of refractive index fluctuation spectra with non-Kolmogorov power law on the characteristics of optical radiation propagated through a high-speed turbulent flow: analytical estimates and simulation results

Dmitrii Marakasov, Artem Sukharev

Proceedings Volume 12780, 127800O (2023) https://doi.org/10.1117/12.2689354

KEYWORDS: Turbulence, Atmospheric propagation, Wave propagation, Refractive index, Statistical analysis, Atmospheric optics, Computer simulations, Physical coherence, Numerical simulations

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Proceedings Article | 8 December 2022 Paper

Estimation of the profile of the transversal wind velocity from spatio-temporal statistics of images of objects illuminated by laser radiation

D. Marakasov, A. Afanasiev, V. Banakh, A. Rostov, V. Kuskov

Proceedings Volume 12341, 123410V (2022) https://doi.org/10.1117/12.2644890

KEYWORDS: Statistical analysis, Algorithm development, Profiling, Correlation function, Receivers, Image processing, Atmospheric optics

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Proceedings Article | 8 December 2022 Paper

The use of spectral parameters of temperature fluctuations in estimating the structure constant of turbulence

A. Afanasiev, V. Banakh, D. Marakasov

Proceedings Volume 12341, 123410Q (2022) https://doi.org/10.1117/12.2644841

KEYWORDS: Turbulence, Atmospheric optics, Atmospheric modeling, Acoustics, Refractive index, Temperature metrology, Statistical analysis, Atmospheric propagation, Wave propagation, Visible radiation

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Proceedings Article | 8 December 2022 Paper

Investigation of the effect of deviations from the Kolmogorov-Obukhov model in the spectra of refractive index fluctuations in a supersonic airflow on optical radiations

D. Marakasov, A. Sukharev

Proceedings Volume 12341, 123410J (2022) https://doi.org/10.1117/12.2644680

KEYWORDS: Refractive index, Atmospheric propagation, Wave propagation, Turbulence, Beam propagation method, Atmospheric optics, Optical simulations, Statistical modeling, Numerical analysis, Gaussian beams

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Proceedings Article | 16 December 2021 Paper

Reconstruction of the structure of a supersonic unexpanded jet based on laser sensing data

D. Marakasov, A. Sukharev

Proceedings Volume 11916, 119160Q (2021) https://doi.org/10.1117/12.2602612

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Proceedings Article | 16 December 2021 Paper

Experimental studies of the distortions of displacement of the laser beam radiated from the surface of a model body in a supersonic flow

D. Marakasov, A. Sukharev, R. Sh. Tsvyk

Proceedings Volume 11916, 119160R (2021) https://doi.org/10.1117/12.2602621

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Proceedings Article | 16 December 2021 Paper

Estimation of the turbulent parameters of the atmospheric surface layer in the Baikal coastal zone using data from sonic meteorological stations and passive optical measurements

A. Afanasiev, V. Banakh, D. Marakasov, A. Sukharev, E. Gordeev

Proceedings Volume 11916, 1191643 (2021) https://doi.org/10.1117/12.2603460

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Proceedings Article | 12 November 2020 Paper

Visualization of the structure of a supersonic underextended jet with the array of positionally sensitive photodetectors

D. Marakasov, V. Sazanovich, A. Sukharev, R. Sh. Tsvyk, A. Shesternin

Proceedings Volume 11560, 115601H (2020) https://doi.org/10.1117/12.2575288

KEYWORDS: Experimental mechanics by optical methods, Fluid dynamics, Visualization, Wavefronts, Photodetectors, Refractive index, Photodiodes, Translucency, Atmospheric optics, Wavefront distortions

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Proceedings Article | 12 November 2020 Paper

Influence of the shock wave structure of the separation flow near the turret model located in the T-313 wind tunnel on the laser beam displacement angles

D. Marakasov, A. Sukharev

Proceedings Volume 11560, 115600Z (2020) https://doi.org/10.1117/12.2574926

KEYWORDS: Atmospheric optics, Beam propagation method, Numerical simulations, Sensors, Computer simulations, Optical simulations, Wave propagation, Atmospheric propagation, Numerical analysis, Turbulence

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Proceedings Article | 12 November 2020 Paper

Video-digital crosswind meters

A. Afanasiev, V. Banakh, D. Marakasov, V. Aksenov, A. Toporkov

Proceedings Volume 11560, 115601V (2020) https://doi.org/10.1117/12.2575565

KEYWORDS: Video, Cameras, Optics manufacturing, Lenses, Video processing, Atmospheric optics, Digital video recorders, Channel projecting optics, Image processing, Manufacturing

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Proceedings Article | 12 November 2020 Paper

Estimation of the transverse wind velocity from image fluctuations of the illuminated diffuse target

D. Marakasov, A. Afanasiev, V. Banakh, A. Rostov, V. Kuskov

Proceedings Volume 11560, 115601G (2020) https://doi.org/10.1117/12.2575283

KEYWORDS: Correlation function, Image processing, Video, Atmospheric optics, Laser scattering, Refractive index, Video processing, Wind measurement

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Proceedings Article | 18 December 2019 Paper

Passive optical detection of wake aircraft vortices in the airport by clear atmosphere conditions

A. Afanasiev, V. Banakh, D. Marakasov

Proceedings Volume 11208, 112082A (2019) https://doi.org/10.1117/12.2540771

KEYWORDS: Atmospheric optics, Atmospheric sensing, Turbulence, Wind measurement, Satellites, Optical testing, Atmospheric sciences, Atmospheric monitoring, Atmospheric propagation, Time metrology

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Proceedings Article | 18 December 2019 Paper

Transition criterion of a laser beam with complex form of field's distribution to the strong optical turbulence regime

D. Marakasov, D. Rytchkov

Proceedings Volume 11208, 112082G (2019) https://doi.org/10.1117/12.2540865

KEYWORDS: Optical turbulence, Refractive index, Atmospheric propagation, Atmospheric optics, Beam shaping, Laser beam propagation, Free space, Statistical analysis

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Proceedings Article | 18 December 2019 Paper

Transformation of the average Umov-Poynting vector of laser beams propagating in the atmosphere under conditions of the strong optical turbulence

D. Marakasov, D. Rytchkov

Proceedings Volume 11208, 112082H (2019) https://doi.org/10.1117/12.2540866

KEYWORDS: Atmospheric propagation, Optical turbulence, Atmospheric optics, Laser beam propagation, Beam propagation method, Diffraction, Free space, Wave propagation

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Proceedings Article | 18 December 2019 Paper

Investigation of supersonic flows with laser transillumination methods

Dmitri Marakasov, Valentina Sazanovich, Ruvim Sh. Tsvyk

Proceedings Volume 11208, 112082J (2019) https://doi.org/10.1117/12.2540891

KEYWORDS: Laser beam propagation, Acoustics, Refractive index, Turbulence, Atmospheric optics, Photodetectors

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Proceedings Article | 18 December 2019 Paper

Testing of the transverse wind profiling algorithm

Alexey Afanasiev, Dmitri Marakasov

Proceedings Volume 11208, 112081G (2019) https://doi.org/10.1117/12.2540178

KEYWORDS: Lenses, Profiling, Correlation function, Wave propagation, Receivers, Wind measurement, Atmospheric propagation, Atmospheric optics

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Proceedings Article | 13 December 2018 Paper

Angular displacements of laser beams propagating through a flooded supersonic jet

Dmitri Marakasov, Valentina Sazanovich, Ruvim Sh. Tsvyk, Andrei Shesternin

Proceedings Volume 10833, 108332R (2018) https://doi.org/10.1117/12.2504671

KEYWORDS: Photodiodes, Laser beam propagation, Atmospheric propagation, Wavefronts, Refractive index, Turbulence, Acoustics, Atmospheric optics, Aerodynamics

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Proceedings Article | 13 December 2018 Paper

A complex experiment of measuring the average power of lidar echoes in a turbulent atmosphere

V. Banakh, A. Afanasiev, L. Gerasimova, E. Gordeev, I. Zaloznaya, V. Kuskov, D. Marakasov, I. Razenkov, V. Reyno, A. Sukharev, A. Falits, M. Sherstobitov, A. Shesternin

Proceedings Volume 10833, 108333M (2018) https://doi.org/10.1117/12.2503689

KEYWORDS: Turbulence, LIDAR, Backscatter, Refractive index, Signal detection, Receivers, Atmospheric propagation, Atmospheric optics, Time metrology, Image registration

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Proceedings Article | 13 December 2018 Paper

Determination of the coefficient of wind shift of bullets from disordered samples of hit points coordinates

Dmitri Marakasov, Alexey Afanasiev

Proceedings Volume 10833, 108331L (2018) https://doi.org/10.1117/12.2504332

KEYWORDS: Statistical analysis, Error analysis, Atmospheric optics, Weapons, Numerical simulations

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Proceedings Article | 13 December 2018 Paper

A study of the spatial distribution of pulsation on discrete frequencies of the tones in the field of turbulent decay of supersonic jet of laser transillumination data

Dmitri Marakasov, Valentina Sazanovich, Ruvim Sh. Tsvyk, Andrei Shesternin

Proceedings Volume 10833, 108331M (2018) https://doi.org/10.1117/12.2504334

KEYWORDS: Acoustics, Wave propagation, Aerodynamics, Diagnostics, Refractive index, Mechanics, Laser sources

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Proceedings Article | 13 December 2018 Paper

Verification of the passive optical meter of crosswind and turbulence in atmospheric experiments

A. Afanasiev, V. Banakh, D. Marakasov

Proceedings Volume 10833, 108332U (2018) https://doi.org/10.1117/12.2504766

KEYWORDS: Atmospheric optics, LIDAR, Atmospheric turbulence, Data modeling, Atmospheric modeling, Refraction, Optical testing, Acoustics, Active optics, Software development

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Proceedings Article | 30 November 2017 Paper

Crosswind estimations by using correlation and spectral video processing algorithms

A. Afanasiev, V. Banakh, D. Marakasov

Proceedings Volume 10466, 1046642 (2017) https://doi.org/10.1117/12.2288135

KEYWORDS: Video processing

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Proceedings Article | 30 November 2017 Paper

Investigations of an acoustic field, generated by a supersonic flooded jet

D. Marakasov, V. Sazanovich, R. Sh. Tsvyk, A. Shesternin

Proceedings Volume 10466, 104661O (2017) https://doi.org/10.1117/12.2287653

KEYWORDS: Acoustics, Wavefronts

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Proceedings Article | 30 November 2017 Paper

Field tests of a passive optical meter of the structure characteristic of refractive index

A. Afanasiev, V. Banakh, D. Marakasov, A. Rostov

Proceedings Volume 10466, 104661J (2017) https://doi.org/10.1117/12.2287118

KEYWORDS: Refractive index

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Proceedings Article | 30 November 2017 Paper

Measurement of the cross wind velocity by the Doppler lidar and the correlation passive optical meter

A. Afanas’ev, V. Banakh, E. Gordeev, D. Marakasov, A. Sukharev, A. Falits

Proceedings Volume 10466, 104662X (2017) https://doi.org/10.1117/12.2285762

KEYWORDS: Doppler effect, LIDAR

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Proceedings Article | 30 November 2017 Paper

Analysis of 2D distribution of the frequency spectra of the flame model fire whirl

M. Sherstobitov, V. Sazanovich, R. Sh. Tsvyk, D. Marakasov

Proceedings Volume 10466, 1046641 (2017) https://doi.org/10.1117/12.2288112

KEYWORDS: Thermography

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Proceedings Article | 29 November 2016 Paper

Analysis of video for the passive method of wind estimations

A. Afanasiev, V. Banakh, D. Marakasov

Proceedings Volume 10035, 1003557 (2016) https://doi.org/10.1117/12.2249598

KEYWORDS: Video, Receivers, Atmospheric optics, Lenses, Ocean optics, Image analysis, Active optics, Statistical analysis, Algorithm development, Passive remote sensing

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Proceedings Article | 29 November 2016 Paper

Method of evaluation of the radial distribution of the refractive index spectrum in axisymmetric supersonic jet from laser transillumination results

D. Marakasov

Proceedings Volume 10035, 100352B (2016) https://doi.org/10.1117/12.2249353

KEYWORDS: Refractive index, Turbulence, Reconstruction algorithms, Translucency, Distortion, Laser beam propagation, Scattering, Particles, Ocean optics, Atmospheric optics

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Proceedings Article | 29 November 2016 Paper

Method of estimation of the cross-wind velocity from statistics of energy centroids coordinates of binocular images of topographic objects

A. Afanasiev, V. Banakh, D. Marakasov, A. Rostov

Proceedings Volume 10035, 1003512 (2016) https://doi.org/10.1117/12.2248613

KEYWORDS: Statistical analysis, Correlation function, Atmospheric optics, Wind energy, Cameras, Inverse optics, Wind measurement, Ocean optics, Receivers, Atmospheric monitoring

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Proceedings Article | 19 November 2015 Paper

Estimate of effect of initial field distribution using streamlines of the average Poynting vector on the change of the effective spot size of the laser beam propagating in the turbulent atmosphere

D. Marakasov, D. Rytchkov

Proceedings Volume 9680, 968011 (2015) https://doi.org/10.1117/12.2205302

KEYWORDS: Atmospheric propagation, Gaussian beams, Laser beam propagation, Atmospheric optics, Beam shaping, Diffraction, Refractive index, Receivers, Turbulence, Atmospheric physics

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Proceedings Article | 19 November 2015 Paper

The correlation of the displacements of the images of point sources in the turbulent atmosphere

Dmitri Marakasov

Proceedings Volume 9680, 96801U (2015) https://doi.org/10.1117/12.2205754

KEYWORDS: Correlation function, Receivers, Atmospheric optics, Ocean optics, Lenses, Atmospheric physics, Image registration, Distance measurement, Light scattering, Statistical analysis

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Proceedings Article | 19 November 2015 Paper

Experimental setup for investigation of narrow IR laser beam propagation along horizontal 1300m urban path

Vitaliy Kapranov, Vjatcheslav Tugaenko, Dmitrii Marakasov, Andrei Kudryavtsev

Proceedings Volume 9680, 96801C (2015) https://doi.org/10.1117/12.2205492

KEYWORDS: Laser beam propagation, Atmospheric optics, Atmospheric propagation, Receivers, Buildings, Ocean optics, Infrared lasers, Wireless energy transfer, Connectors, Neodymium

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Proceedings Article | 19 November 2015 Paper

Estimation of the path-averaged wind velocity by cross-correlation of the received power and the shift of laser beam centroid

Dmitri Marakasov, Ruvim Tsvyk

Proceedings Volume 9680, 96801T (2015) https://doi.org/10.1117/12.2205746

KEYWORDS: Correlation function, Atmospheric optics, Receivers, Atmospheric sensing, Atmospheric physics, Ocean optics, Time metrology, Statistical analysis, Refractive index, Current controlled current source

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Proceedings Article | 25 November 2014 Paper

Spectral composition of inhomogeneities of intensity of laser beam translucent the supersonic jet near the nozzle

Dmitri Marakasov, Nikolai Melnikov, Valentina Sazanovich, Ruvim Sh. Tsvyk, Andrei Shesternin

Proceedings Volume 9292, 929217 (2014) https://doi.org/10.1117/12.2074769

KEYWORDS: Acoustics, Translucency, Turbulence, Correlation function, Refractive index, Data modeling, Atmospheric optics, Mechanics, Optical turbulence, Spatial frequencies

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Showing 5 of 36 publications

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