Search Results - "V. P. Ramzaev"

Ambient dose equivalent rate from 137Cs and natural radionuclides in one-story residential buildings in settlements of the Bryansk region in 2020–2021 by V. P. Ramzaev, A. N. Barkovsky, A. A. Bratilova

“…Method of in situ gamma-ray spectrometry was used to discriminate contributions of 137Cs and natural radionuclides to ambient dose equivalent rate indoors in…”
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Ambient dose equivalent rate and soil contamination density with 137Cs in kitchen gardens in settlements of the Bryansk region, Russia in 2020–2021 by V. P. Ramzaev, A. N. Barkovsky, A. A. Bratilova

“…The article provides results of application of the field (in situ) gamma spectrometry method for carrying out mass monitoring measurements of ambient dose…”
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Method for identifying areas of virgin soils using a portable gamma-spectrometer-dosimeter by V. P. Ramzaev, A. N. Barkovsky

“…The dose rate of gamma radiation in air at a height of 1 m above the surface of virgin (undisturbed) soil is the starting point in the basic model that is used…”
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Validation of a method for in situ determination of 137Cs soil contamination density in kitchen gardens using the portable spectrometer-dosimeter MKS AT6101D by V. P. Ramzaev, A. N. Barkovsky, A. A. Bratilova

“…The collection of representative soil samples in the territory of settlements and subsequent measurements of the content of radionuclides in these samples…”
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Dynamics of decrease of the gamma dose rate in air in rural settlements of the Bryansk region (Russia) in the remote period after the Chernobyl accident by V. P. Ramzaev, A. N. Barkovsky

“…The aim of this study was to determine the dynamics of decrease of the dose rate of gamma radiation in air from 137Cs in typical rural locations in the remote…”
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Assessment of annual effective dose from external exposure in forests of the south-western districts of the Bryansk region of Russia: 2015–2021 by V. P. Ramzaev, A. N. Barkovsky, A. A. Bratilova, A. V. Gromov, N. V. Titov

“…During a stay in a radioactively contaminated forest, a person is inevitably exposed to ionizing radiation from the man-made radionuclides. The purpose of this…”
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Estimation of the air kerma rate from 137Cs and 134Cs deposited on the ground in the Sakhalin region of Russia after the Fukushima accident by Ramzaev, V. P., Barkovsky, A. N.

“…Previous studies conducted by the Federal Service for Surveillance on Consumer Rights Protection and Human Well-Being (Rospotrebnadzor) in Sakhalin Region,…”
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Tritium contamination of surface and ground waters at the “Dnepr” peaceful underground nuclear explosions site by Ramzaev, V. P., Biblin, A. M., Repin, V. S., Khramtsov, E. V., Varfolomeeva, K. V.

“…The article presents results of a study on the tritium content in surface and ground waters in the area of peaceful underground nuclear explosions of the…”
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Vertical distribution of 137Cs in soddy-podzolic sandy soil in grasslands and forests of the Bryansk region in 2015–2016 by Ramzaev, V. P., Barkovsky, A. N., Varfolomeeva, K V.

“…Vertical distribution of natural and man-made radionuclides in the soil profile is a decisive parameter when calculating the dose rate of gamma radiation in…”
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Calibration and testing of a portable NaI(Tl) gamma-ray spectrometer-dosimeter for evaluation of terrestrial radionuclides and 137Cs contributions to ambient dose equivalent rate outdoors by Ramzaev, V. P., Barkovsky, A. N., Bernhardsson, C., Mattsson, S.

“…A commercially available NaI(Tl) based spectrometer-dosimeter has been used to separate contributions of the terrestrial radionuclides (238U series, 232Th…”
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Results of international comparison tests on determination of 137Cs activity concentration in soil samples by V. P. Ramzaev, Ch. Bernhardsson, A. A. Dvornik, Zh. V. Bakarikova, O. Karlberg, А. V. Vodovatov, M. Jonsson, V. A. Nekrasov

“…In 2016—2019, comparison tests of different methods for quantitative determination of the content of the technogenic radionuclide 137Cs in soil samples were…”
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FUKUSHIMA FALLOUT IN SAKHALIN REGION, RUSSIA, PART 3: 137CS AND 134CS IN COW’S MILK by Ramzaev, V. P., Barkovsky, A. N., Gromov, A. V., Kaduka, M. V.

“…The study was conducted on Kunashir, Shikotan and Iturup Islands (Sakhalin Region of Russia) in order to evaluate the impact of the Fukushima accident on the…”
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Scientific legacy of professor Pavel Vasilyevich Ramzaev by Onischenko, G. G., Zvonova, I. A., Balonov, M. I., Ramzaev, V. P., Repin, V. S.

“…The article describes the main areas of scientific and administrative activities of professor P.V. Ramzaev during his work in the Research Institute of…”
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FUKUSHIMA FALLOUT IN SAKHALIN REGION, RUSSIA, PART 2: 137Cs AND 134Cs IN GRASSLAND VEGETATION by Ramzaev, V. P., Barkovsky, A. N., Gromov, A. V., Ivanov, S. A., Kaduka, M. V.

“…Samples of vegetation (vascular plants) were collected at 14 grasslands on Kunashir, Iturup, Urup and Paramushir Islands in August–September 2012. All surveyed…”
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FUKUSHIMA FALLOUT IN SAKHALIN REGION, RUSSIA, PART 1: 137CS AND 134CS IN GRASSLAND SOILS by Ramzaev, V. P., Barkovsky, A. N., Gromov, A. V., Ivanov, S. A., Kaduka, М. V.

“…The  caesium-134  and  caesium-137  radionuclides released into the atmosphere as a  result of the Fukushima accident were dispersed over the entire Northern…”
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Reduction of external dose in a wet-contaminated housing area in the Bryansk Region, Russia by Roed, J., Andersson, K.G., Barkovsky, A.N., Fogh, C.L., Mishine, A.S., Ponamarjov, A.V., Ramzaev, V.P.

“…An investigation of the feasibility of reducing the external dose rate in a recreational housing area located between the settlements of Guta and Muravinka,…”
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THE PROBLEMS OF USING EXEMPTION ACTIVITY VALUES FOR REGULATING THE MANAGEMENT OF SEALED RADIONUCLIDE SOURCES OF GAMMA-RADIATION by Barkovsky, A. N., Ramzaev, V. P., Romanovich, I. K.

“…The article focuses on the procedure for exemption of the sealed and unsealed radionuclide sources of gamma radiation from regulatory control. The…”
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Temporal variations of 7Be, 40K, 134Cs and 137Cs in epiphytic lichens (genus Usnea) at the Sakhalin and Kunashir islands after the Fukushima accident by Ramzaev, V. P., Barkovsky, A. N., Gromov, A. V., Ivanov, S. A., Kaduka, M. V.

“…Temporal variations of radionuclide levels in the epiphytic Usnea sp. lichens from the two islands Sakhalin and Kunashir, the Sakhalin region, Russia have been…”
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DECONTAMINATION IN A RUSSIAN SETTLEMENT by Fogh, C L, Andersson, K G, Barkovsky, A N, Mishine, A S, Ponamarjov, A V, Ramzaev, V P, Roed, J

“…Decontamination was carried out in an area with three houses in Novo Bobovichi, Bryansk region, Russia, in the autumn of 1995. It was demonstrated that…”
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Activity concentrations of 60 Co, 137Cs and 241Am in sieved soil and soil inclusions from the «Taiga» peaceful nuclear explosions site by Ramzaev, V. P., Repin, V. S.

“…The article presents results of comparative study of 137 Cs, 60 Co, and 241 Am activity concentrations in components of the soil samples collected in 2009 on…”
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