Petr Nagorskiy

Petr Nagorskiy
Institute of Monitoring of Climatic and Ecological Systems of the Siberian Branch of the Russian Academy of Sciences (IMCES SB RAS) · Laboratory of Climate Systems Physics

About

66
Publications
1,629
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148
Citations
Citations since 2016
41 Research Items
107 Citations
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20162017201820192020202120220510152025
20162017201820192020202120220510152025
20162017201820192020202120220510152025

Publications

Publications (66)
Article
Full-text available
Представлены результаты сравнительного анализа пространственно-временной изменчивости конвективной неустойчивости на юге Западной Сибири по данным индексов неустойчивости K-Index и Total Totals, полученных из реанализа ERA5. Показано, что по значениям обоих индексов максимум конвективной неустойчивости над югом Западной Сибири приходится на Кулунди...
Article
Full-text available
The electrical state of the surface atmosphere changes significantly under the influence of cloudiness and atmospheric phenomena, including atmospheric precipitation. These features can be used for possible diagnostics of precipitation and improvement of their characteristics based on variations of atmospheric-electrical quantities in the surface l...
Chapter
The impact of smoke from forest fires in western Siberia on meteorological, atmospheric electric, and aerological variables has been analyzed. The anomalous distribution of water vapor in the atmosphere associated with the peculiarities of the evaporation regime and the absence of advective moisture transfer over the southern regions of Western Sib...
Article
Full-text available
Рассмотрено влияние сильных понижений температуры в холодный период года, сопровождаемых туманами (смогом), на метеорологическое и атмосферно-электрическое состояние приземного слоя атмосферы на территории Сибири. Выдвинуто предположение о том, что падение напряженности электрического поля и увеличение электропроводности воздуха в приземном слое ат...
Article
Temporal variations in the relative number of failed rocket launches in Russia (Soviet Union) and the United States have been compared to reveal that these variations are antipersistent. The accident rates of rocket and space equipment launches have been analyzed as a function of the level and phase of solar activity cycle. The relative number of f...
Article
Full-text available
Data from monitoring electrical field in the surface air layer in Tomsk in 2006–2017 are used to study their slow variations associated with the passage of cumulonimbus (Cb) clouds and accompanying weather phenomena in the warm and cold seasons. A total of 453 and 210 episodes for warm and cold seasons, respectively, were considered. Slow variation...
Conference Paper
The features in radon soil dynamics at two depths were investigated and the main influencing factors were revealed. The monitoring of radon volumetric activity in soil air was performed at experimental site of Tomsk Observatory of Radioactivity and Ionizing Radiation with using radon radiometers and scintillation detectors of alpha-radiation with 1...
Article
Convective clouds have a significant influence on the surface electric field. They are one of the most important components that support the global electrical circuit. To classify the response forms in the surface electric field to cumulonimbus clouds (Cb) at different stages of their development, the automated detection of the electric field respo...
Thesis
Full-text available
1 ФГБУН Институт мониторинга климатических и экологических систем СО РАН 2 ФГАОУВО НИ Томский политехнический университет, Томск, npm_sta@mail.ru В проблеме влияния аэрозоля на климатические системы особое значение имеют ситуации задымления атмосферы во время летних лесных и торфяных пожаров, регулярно возникающих в различных регионах земного шара...
Thesis
Full-text available
his paper considers the influence of strong smoke content under prolonged drought and extensive smog from forest fires on the atmospheric radioactivity and atmospheric electrical and meteorological parameters. Different types of radiation are compared with these parameters, and some results are given. Экстремальные погодные условия, сложившиеся в л...
Article
Full-text available
1 Томский политехнический университет 2 Институт мониторинга климатических и экологических систем СО РАН, г. Томск Институт вулканологии и сейсмологии ДВО РАН, г. ПетропавловсккКамчатский EEmail: vukolov@tpu.ru Представлены предварительные результаты скоординированных экспериментов по изучению взаимной связи между компоненн тами естественного радиа...
Article
Full-text available
The method of subject adjustment of data of many years’ monitoring of meteorological and radiation values in urban environment was developed. Proposed method of subject adjustment of monitoring data serves to creation and updating of database of ionizing radiation field characteristics and radionuclide volumetric activity as well as times of occurr...
Thesis
Full-text available
The paper describes the experimental area hardware at Tomsk Observatory of Radioactivity and Ionizing Radiation (TORIR). The hardware was used when studying the interactions α-, β-radiation in the surface atmosphere. Basic requirements for the experiment are shown. Some results of modeling turbulent diffusion and velocity of the vertical wind compo...
Article
The space rocket launch malfunctions frequency has been analyzed depending on the level and the phase of solar activity cycle and the season of year. Comparative analysis of the temporal variations of the relative number of failed launches in Russian Federation and the United states has been conducted. It was stated that those variations were anti-...
Article
Full-text available
The paper presents the results of the research in the degree of the effect of space weather meteorological parameters and factors on the dynamics of soil radon levels and α- and β-radiation flux densities in a seismically passive region. The cross-correlation analysis showed a significant correlation of β-radiation flux density with temperature in...
Article
Full-text available
This paper is devoted to the seasonal dynamics of β- and γ-radiation field vertical profile in the surface atmospheric layer study. The findings revealed the following: a) significant seasonal variation in vertical distribution characteristics fields β- and γ-radiation; b) reduced β-radiation flux density and γ-radiation dose with increasing height...
Article
Full-text available
A radioactive γ/β tracer to explore dangerous technogenic phenomena has been proposed: the ratio of the measured flux density of β- and γ-radiations in the surface layer of the atmosphere. The time dependence analysis of the ratio of β- and γ-pulse count rate has been carried out. A significant increase of the γ/β ratio was recorded under the cyclo...
Article
В работе изложены результаты анализа существующих методов измерения плотности потока радона с поверхности грунта, с указанием выявленных недостатков. Приведено описание разработанного нового метода мониторинга плотности невозмущенного потока радона с поверхности грунта, пригодного для работы в широком диапазоне метеорологических условий. Разработан...
Article
В работе проанализированы результаты мониторинга согласованных вариаций радиационных величин на временных масштабах от синоптического до годового, которые могут по отдельности или в определенном наборе служить индикаторами экстремальных природных и техногенных явлений. Показано, что баланс между основными источниками ионизирующих излучений в призем...
Article
Full-text available
The method of subject adjustment of data of many years’ monitoring of meteorological and radiation values in urban environment was developed. Proposed method of subject adjustment of monitoring data serves to creation and updating of database of ionizing radiation field characteristics and radionuclide volumetric activity as well as times of occurr...
Article
The results of continuous automated radon monitoring, which started in 2011 with using radiometer of radon isotopes and their decay products (SARAD GmbH), are reported here. The analysis of seasonal variations of radon activity concentration in the ground atmosphere revealed maximum in spring-summer period and minimum in winter. In diurnal variatio...
Conference Paper
Full-text available
The variations of the surface potential gradient, and positive and negative air electric conductivities during the passage of the series of atmospheric fronts, which were accompanied by the showers and continuous rains, are investigated. According to the analysis of experimental data, the distortion of the related variations of the potential gradie...
Article
В работе изложены и проанализированы результаты калибровки детекторов ?-, ?- и ?-излучений, установленных внутрь скважин на глубины 0,5 and 1 м, которые используются мониторинга почвенного радона. Получено, что вариации плотности потока ?-излучения на глубине 1 м плохо отражают, а ?-излучений – совсем не отражают динамику объемной активности радона...
Article
В работе изложены и проанализированы результаты мониторинга метеорологических и радиационных величин в Томской обсерватории радиоактивности и ионизирующих излучений. Показаны преимущества новой технологии радиационного мониторинга, включающей исследование вертикальных распределений радиационных величин. По результатам анализа данных радиационного м...
Article
The results of calibration of a????, b- and g-radiation detectors mounted into a borehole at the depths of 0.5 and 1 m, which are destined for soil radon monitoring, are represented and analyzed. The radon isotope radiometer RTM 2200 (SARAD GmbH, Germany) was used for calibration. It was determined that time variations of a-radiation flux density a...
Article
The results of monitoring of meteorological and radiation parameters in Tomsk Observatory of Radioactivity and Ionizing Radiation are presented and analyzed in this work. The advantages of new radiation monitoring technology including the investigation of radiation parameters vertical profiles are presented. The existing models of soil and atmosphe...
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
The results of numerical investigation of influence of atmospheric turbulence, wind speed and direction as well as radon and thoron flux density from the soil on characteristics of atmospheric a-, b- and g-radiation fields, which created by atmospheric radon, thoron and their short-lived decay products, are represented and analyzed in the work. It...
Article
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We study variations in the light-ion concentration and space charge density in the atmospheric surface layer during the passage of deep convective clouds. Analysis of the experimental data for 2006–2012 shows matched variations in the positive and negative ion conductivities and both an increase and a decrease (down to zero) in the light-ion concen...
Article
An estimation method for the state of the ionospheric D region and the base of the E region with the use of space-based facilities is suggested on the basis of an analysis of the differential absorption of radiowaves of ordinary and extraordinary polarizations in the lower ionosphere. Satellite ionospheric sounding data are model-analyzed in a freq...
Article
Full-text available
Aerosol influence on strength value of atmospheric electric field in near-ground layer, based on in-situ measurements data, has been analyzed. The peculiarities of electrooptical relations in haze and smoke haze, cased by forest fires in summer, and through aerosol accumulation in near-ground layer at temperature inversion occurrence in winter, hav...
Article
The data of inclined sounding obtained on July 5, 1999 after explosion of the Proton carrier launcher in the upper atmosphere are discussed. A comparative analysis is performed of the detected disturbances with disturbances recorded during explosion of the Soyuz rocket in the middle atmosphere and with disturbances typical for the standard mode of...
Article
The vertical sounding data obtained in Tomsk from 1970 to 1980 have been analyzed. Quasi-periodical variations in the diurnal behavior of the critical frequency observed in the evening time of day are considered. It has been indicated that the appearance of the wave disturbances decreases with increasing solar activity against a background of a sys...
Conference Paper
In this work observations are discussed in the response of the gravitation signal of the sounding inclined Doppler of the low acoustic (LFA) and internal gravitation (IGW) of waves in upper atmosphere, formed from pulsed sources: the process of earthquake preparing; the start of the rocket. In both events sources have broadband (δ-figurative) spect...
Article
The present paper is second in a series of papers devoted to investigation of the Schuman resonances in Tomsk. The character of variations of fundamental frequencies of the Earth-ionosphere resonator over the period from March 1997 until March 2003 is analyzed from the data of continuous monitoring in Tomsk. The main features of changes in the firs...
Article
The phenomenon of backward focusing, observed in the evening near the dead zone on 1600- to 2850-km-long midlatitude HF paths is analyzed. This phenomenon consists in a short-term restoration of radio communication and is associated with a medium-scale wave disturbances near the terminator. The phenomenon was used to analyze the manifestation and t...
Article
The ionospheric response to geomagnetic SI and SC disturbances and explosive processes in the magnetotail were investigated. Using a mutual correlation analysis of the time series of the Doppler frequency shift, the delay of the signal response to local time at the receiving point on the reference paths relative to the response on the base path has...
Article
The data on wave disturbances in the ionosphere caused by the failure launch (explosion) of the Soyuz launching vehicle on May 14, 1996 (detected experimentally for the first time) are discussed. The revealed disturbances are compared with typical ionospheric disturbances detected during a series of missile launches in the standard regime.
Article
We present the results of a comprehensive synchronous experimental study of the ionospheric response to the solar eclipse of March 9, 1997, by vertical, oblique Doppler and oblique sounding in a region spanning ∼80% of the eclipse lifetime (φ = 34-62° N, λ = 82-151° E). The Tomsk and Yakutsk ionospheric stations, as well as ELW-, LW-, MW-, and SW-b...
Article
Vertical-sounding data obtained at the Karaganda ionospheric station are used to investigate inadvertent ionospheric disturbances produced by rockets along the powered trajectory. The manifestations of artificial ionospheric disturbances are analyzed and the factors are revealed that determine the possibility of their detection depending on the sta...
Article
Using a model formulation, we study how the ionospheric plasma affects the formation of a short-wave electromagnetic field in near space by an operating broadcasting network. The principles underlying the construction of the model and the methods of solution are elucidated. An analysis is made of the variation of the global distribution of anthropo...

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