Sergey Smirnov

Sergey Smirnov
Institute of Cosmophysical Research and Radio Wave Propagation of the Far-Eastern Branch of Russian Academy of Science · Geophysical Fields Laboratory

Dr.

About

68
Publications
3,891
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304
Citations
Citations since 2016
21 Research Items
176 Citations
2016201720182019202020212022051015202530
2016201720182019202020212022051015202530
2016201720182019202020212022051015202530
2016201720182019202020212022051015202530

Publications

Publications (68)
Poster
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Relation of winter thunderstorms in Kamchatka with seismic and solar events
Poster
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Capabilities of earthquake forecast based on negative anomalies of atmospheric electric field
Book
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Complex methods and results of studies of physical processes and their interactions in the system of near space and geospheres under conditions of increased variability of solar, cyclonic and seismic activity are presented. The results of long-term observations are summed up. Methods of system analysis have been developed. Models of nonlinear and r...
Article
Full-text available
Atmospheric electric field diurnal variation measured in fair weather conditions over the ocean surface has a typical form which is called a unitary variation. It is associated with the global time and occurs simultaneously all over the planet. However, the diurnal variation, measured over the ground, depends on many local factors. The diurnal vari...
Article
Full-text available
Anomalies of the electric field potential gradient have been observed in the near-ground air before earthquakes in different regions of the world. Such anomalies are likely caused by radon air ionization. In this study, the impact of this precursor was estimated according to continuous observations of the electric field in Kamchatka in 1997–2002.
Article
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Winter thunderstorms in Kamchatka are rare meteorological phenomena. To investigate the nature of this phenomenon, time variations of quasistatic electric field and meteorological quantities at «Paratunka» observatory, IKIR FEB RAS (φ = 52:97° N; λ = 158:25° E), and the data on solar, seismic and cyclonic activities available in INTERNET were used...
Article
The temperature variations of the near-surface atmosphere in Kamchatka at Paratunka observatory and fluxes of outgoing infrared radiation prior to strong Kuril earthquakes (November 15, 2006, M = 8.3; January 13, 2007, M = 8.1) have been analyzed. It is shown that the radiation fluxes at ground level, as measured on satellites above the epicenter o...
Article
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The diurnal variations in electrical (quasistatic electric field and electrical conductivity) and meteorological (temperature, pressure, relative humidity of the atmosphere, and wind speed) parameters, measured simultaneously before strong earthquakes in Kamchatka region (November 15, 2006, М = 8.3; January 13, 2007, М = 8.1; January 30, 2016, М =...
Article
Full-text available
The 15-min data of vertical ionosphere sounding and 10-min data from measurements of the vertical component (Ez) of the near-surface quasistatic atmospheric electrical field and the respective values of electrical conductance of near-surface air at the Paratunka complex geophysical observatory in the period from January 28 to January 30, 2016 have...
Article
Full-text available
Analysis of seasonal and annual variations of aero-electric field at a midlatitudinal observatory Paratunka in Kamchatka was carried out for 1997-2016. Stable seasonal intervals of the highest and the lowest values are observed. Changeability of the annual trend of aero-electric field in the near ground air layer at the observatory located in an ac...
Article
Full-text available
Проанализированы пятнадцатиминутные данные вертикального зондирования ионосферы, деся- тиминутные данные измерений вертикальной компоненты (Ez) приземного квазистатического ат- мосферного электрического поля и соответствующих ему величин электропроводности приземного слоя воздуха на комплексной геофизической обсерватории “Паратунка” за период с 28....
Article
Full-text available
The results of continuous measurements of AEF potential gradient by CS110 fluxmeter at Paratunka observatory are presented.
Article
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Рассмотрены геофизические эффекты солнечных событий 2014 г. по системе наблюдений северо-востока России. Выявлены эффекты возбуждения волн в атмосферном электричестве приземного слоя воздуха в результате внезапного начала магнитной бури. Накануне событий 4 ноября 2014 г. и 27 августа 2014 г. в ионосфере выделены положительные аномалии, которые возн...
Article
Full-text available
Statistical estimates of the effect in the electric field of the surface layer of the atmosphere parameters, such as time of the beginning, time of a maximum, its intensity and duration, were obtained. It was shown experimentally that the diurnal variation maximum of atmospheric electric field intensity is associated with air temperature height dis...
Article
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Considered secular variation of the geomagnetic field in the vertical observatories Paratunka (Kamchatka), Kakioka, Mamambetsu and holders (Irkutsk) from 1968 to 2014
Article
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The effects of a geomagnetic storm on 5 April 2010 on electric parameters of the atmospheric near-ground layer in Kamchatka have been investigated. Three processes over the course of the storm were identified. Air electroconductivity began to decrease 4 h before the storm, and this lasted for 20 h. The storm's sudden commencement caused potential g...
Article
Full-text available
We perform spectral analysis of records of meteorological (temperature, humidity, pressure of the atmosphere) and electrical (stress of quasi-static electric field and electric conductivity of air) variables observed simultaneously at the Paratunka observatory during the solar events of October 21–31, 2003. Also, we use simultaneous records of X-ra...
Data
Full-text available
The data of hourly measurements of ionospheric parameters in Petropavlovsk–Kamchatsk are analyzed for the period 1998–2002. In the vertical component of near-surface atmospheric quasistatic electric field Ez, earthquake precursors in the form of anomalous negative bays have been found earlier. In some cases, anomalously high sporadic layer Es, inte...
Conference Paper
Full-text available
The paper [Smirnov et al. 2013] studies the effects of solar flares and geomagnetic storms on November 8 and 10, 2004 in time variations of electric field intensity together with other geophysical parameters observed simultaneously at "Paratunka" observatory on November 4 – 15. In particular, the data of solar event chronological sequence for this...
Conference Paper
Full-text available
The report discusses the agreed variations of ionizing α-, β-and γ-radiation, atmospheric electrical and meteorological quantities in the surface layer on basis of observations in Tomsk, Western Siberia (continental climate) and Paratunka, Kamchatka (maritime climate) during 2006–2014. INTRODUCTION Research level variations caused by natural radioa...
Article
Full-text available
In this paper we present the most complete set of the responses of the surface atmosphere electric fields to a magnetic storm at a midlatitude observatory. The observation of a whole set of effects was caused by the conditions of the experiment and the peculiarities of the storm. Manifestation of three processes of devel� opment of the storm is dem...
Article
Full-text available
The daily variations in the electric conductivity, electric field strength, and meteorological parameters in the surface atmosphere during the solar events in October 21–31, 2003, have been studied. It has been indicated that the conductivity and electric field strength strongly depend on the air temperature and humidity. It has been found that the...
Article
Full-text available
The effects of the geomagnetic storms of November 8 and 10, 2004, in variations in the strength and power spectra of the electric field in the near-Earth’s atmosphere in Kamchatka were studied, together with the meteorological and geophysical phenomena observed simultaneously. A sequence of strong solar flares was shown to cause an anomalous increa...
Article
Full-text available
Diurnal variations in the electric field strength, electrical conductivity, and temperature in the near-Earth atmosphere under “fair-weather” conditions at the Paratunka observatory (Kamchatka) are considered. It is shown that the morning maximum in the electric field diurnal behavior is caused by air convection in the near-surface layer. The diffe...
Article
Full-text available
The data of hourly measurements of ionospheric parameters in Petropavlovsk-Kamchatsk are analyzed for the period 1998–2002. In the vertical component of near-surface atmospheric quasistatic electric field Ez, earthquake precursors in the form of anomalous negative bays have been found earlier. In some cases, anomalously high sporadic layer Es, inte...
Article
Full-text available
The power spectra of time variations in the electric field strength in the near-Earth’s atmosphere and in the geomagnetic field horizontal component, which were simultaneously observed at the Paratunka observatory (φ = 52°58.3′ N; λ = 158°14.9′ E) in September 1999, have been studied. The periods of the day (including sunrise, sunset, and night) ha...
Article
Full-text available
The effect was observed as a sharp fall of the electric potential gradient from +80 V m-1 down to -21 V m-1. After that the field returned to its normal level according to the formula of the capacitor discharge with 17 s characteristic time. Simultaneously, the response of the acoustic emission of surface rocks in the range of frequencies between 6...
Article
Full-text available
The effect of sunrise in time variations in the electric field in the near-Earth atmosphere at the Kamchatka Paratunka observatory has been studied. Twenty-nine records under fair-weather conditions have been selected. It has been indicated that the estimated effect parameters—the times of the effect’s onset and field strength maximum relative to t...
Article
Full-text available
The effect of a single lightning discharge on electric field intensity in the near ground atmosphere was investigated. The effect appeared as a sharp fall of electric field potential gradient from 80 V m-1 up to -21 V m-1. The process of intensity recovery is described by flat capacitor model with characteristic time of recovery of 17 c. Simultaneo...
Article
A method for determining quiet daily variations (Sq curve) in automatic mode and calculating the K index of geomagnetic activity based on wavelet packets has been proposed. The method makes it possible to reproduce the Bartels technique and includes the separation of geomagnetic signal informative components, determination of geomagnetic field dist...
Article
We analyze the effect of geomagnetic activity on variations in quasi-static electric field strength and the horizontal geomagnetic field component in the band of periods of tidal and planetary waves. Variations in oscillation intensities and periods in the power spectra of these parameters synchronously with the K p index are shown. Taking into acc...
Conference Paper
Full-text available
The daily course of a potential gradient of an electrical field intensity in near ground atmosphere in conditions of good weather is investigated. It is shown, that maximum of a daily course of an electrical field on middle latitude observatory Paratunka is connected with morning convection in near ground air a difference of temperatures of air at...
Conference Paper
Full-text available
The analysis of the seasonal and annual course of aeroelectric field of middle latitude observatory Paratunka [52 0 58′ N, 158 0 15′ E] in Kamchatka during 1997-2008 is carried out. The seasonal intervals of greatest and lowest values, stable from year to year, are observed. The change of annual course of aeroelectric field in near ground air at th...
Conference Paper
Full-text available
The positive anomalies of a gradient potential of an electrical field in the near ground air in conditions of good weather are investigated. It is shown, that ashes emissions of volcanos can result to such anomalies even in a case of neutral electrical particles. It is assumed, that the positive anomalies of an electrical field on Kamchatka are con...
Article
We analyze the magnetic tensor and tipper data in the interval of periods from a few minutes to a few hours for the geomagnetic time series of 2007-2008. The frequency responses, the polar diagrams, and the real and imaginary induction arrows which reflect the effects of geoelectric heterogeneities are calculated. The monitoring of the tipper and t...
Article
We have performed a spectral analysis of variations in the E z component of a quasistatic electric field in the atmospheric surface layer in a wide band of internal gravity waves (from 5 min to 3 h) for quiet and seismically active conditions as well as high thunderstorm activity. Observational data of the field for September, 1999 and August–Septe...
Article
Full-text available
We consider data obtained when the parameters of the ionospheric Es and F2 layers and the vertical gradient of the electric potential in the surface atmosphere were simultaneously measured during the preparatory period of crustal earthquakes with M = 5.0–6.2 in the Kamchatka region. The appearance of anomalously high Es, accompanied by an increase...
Article
Full-text available
The Solar-Terrestrial Environment Laboratory (STEL) induction magnetometer network has been developed to investigate the propagation characteristics of high-frequency geomagnetic pulsations in the Pc1 frequency range (0.2-5 Hz). Five induction magnetometers were installed in the period 2005-2008 at Athabasca in Canada, Magadan and Paratunka in Far...
Article
Full-text available
Power spectrum of the diurnal variations of the quasi-electrostatic field Ez in the near-Earth atmosphere have been presented for the first time. The Ez power spectrum variations in the period of fine weather have been shown to exhibit two bands of the periods of natural atmospheric oscillations with T = 1-5 and 6-24 h. These oscillations are the m...
Article
Spectral analysis of the diurnal variations in the quasi-static electric field in the near-Earth atmosphere and VLF atmospheric radio noise at a frequency of 5.3 kHz, simultaneously observed in September–October 1999 at Paratunka observatory of the Institute of Cosmophysical Research and Radiowave Propagation, has been performed. The variations in...
Article
The dynamics of wave disturbances in the ionospheric E region in the band of periods of thermal tidal waves and waves of planetary scales (T = 48, 72, and 192 h) has been studied based on the variations in the horizontal component of the geomagnetic field, observed at Paratunka and Barrow observatories in September–October 1999. It has been found t...
Article
Nighttime medium-scale traveling ionospheric disturbances (MSTIDs) observed in 630-nm airglow images at middle latitudes are known to have a predominantly northwest-southeast phase surface and to move southwestward in the Northern Hemisphere of Earth. However, the mechanisms of MSTID generation and their systematic southwestward motion have not bee...
Article
Full-text available
One hundred three cases of a bay-like depression in the strength of the Ez component of the quasistatic electric field in the near-Earth atmosphere, observed from 1997 to 2002 on Kamchatka, have been analyzed statistically. It has been shown that the most probable length of a bay is 40–60 min. The most probable drops in Ez are minus 106–300 V/m. Th...
Article
A spectral analysis of simultaneous diurnal variations in the E z component of the quasi-static electric field in the near-Earth atmosphere, VLF radio noise, and the horizontal component of the geomagnetic field, observed at Kamchatka in September 1999, has been performed. These geophysical parameters are indirectly used to study wave processes in...
Chapter
This review is devoted to modern methods of earthquake (EQ) prediction. Section 4.2 contains the first results of special satellite “COMPASS 2” destined for the detection of seism-electromagnetic (EM) effects. A whistler group in the higher-order guided mode was recorded. Probably it was propagating between two layers, caused by onion-like structur...
Article
Simultaneous records of the diurnal variations in the quasistatic electric field in the near-Earth atmosphere, fluxes of discrete electromagnetic pulses in the VLF band, source azimuths, narrowband filter output emission intensity at frequencies of 4.65 and 5.3 kHz, and time forms and spectra of VLF pulses have been analyzed. The anomalous behavior...
Article
The transfer function between the vertical and horizontal components of geomagnetic field variations is studied and the frequency responses of its parameters are presented. The relation to geoelectric heterogeneities of the medium is analyzed. The coast effect is considered and a deep curve of the apparent electrical resistivity constructed on its...
Article
Anomalies in diurnal variations of quasistatic electric field QEF in the near-Earth atmosphere were observed as bay-like decreases of Ez component before an earthquake EQ in different seismically active regions of the globe In Kamchatka regular ground observations of QEF were initiated in 1991 at the Institute of Cosmophysical Researches and Radio...
Article
Transfer function between the vertical and the horizontal components of geomagnetic field variations was studied Frequency characteristics of function parameters are described The connection with medium geoelectric heterogeneities is analyzed Shore effect is considered On the bases of it the depth curve of apparent electric resistance was obtained...
Article
Electromagnetic fields earthquakes and solar activity are considered as a complex of the geophysical processes coupling in specific conditions of Kamchatka Mechanisms of transfer of solar sphere perturbations energy to the atmosphere and lithosphere of the Earth are discussed It is shown what role is played these perturbations in activation of geop...
Article
The time and spectral characteristics of atmospheric noise in the band of periods 0.5-3 h, superimposed on the diurnal variations in the strength of the quasistatic electric field in the near-Earth atmosphere, have been studied. It has been indicated that the extreme background noise values under normal meteorological conditions are most probably a...
Article
The diurnal variations in the quasistatic electric field (E z) in the near-Earth atmosphere have been analyzed for the first time. Two bands of the periods of natural atmospheric oscillations with T = 1-5 and 6-24 h have been distinguished in the E z power spectrum variations in the period of fine weather. These oscillations are internal gravity an...
Article
Data of simultaneous observations of the natural electromagnetic emission at a frequency of 5.3 kHz, atmospheric electric field, pressure, precipitation, radon concentration in subsoil gases, and the state of the ionosphere in September–October 1999 are analyzed. The genetic relations of these geophysical parameters in different conditions, includi...
Article
1 Институт земного магнетизма, ионосферы и распространения радиоволн им. Н. В. Пушкова РАН. Троицк (Московская обл.), 2 Институт космофизических исследований и распространения радиоволн ДВО РАН. c. Паратунка (Камчатская обл.) Рассмотрены данные одновременных измерений параметров Es-и F2-слоев ионосферы и вертикального градиента электрического потен...

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