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Radon, water chemistry and pollution check by volatile organic compounds in springs around Popocatepetl volcano, Mexic
soil radon water chemistry volcanic activity
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2015/9/10
Popocatepetl volcano is a high-risk active volcano in Central Mexico where the highest population density in the country
is settled. Radon in the soil and groundwater together with water chemistry fr...
Distribution of radon activity in the atmosphere above Wzgórza Niemczansko-Strzelinskie (South-WestPoland) and its dependence on uranium and thorium content in the underlying rock and indirect ground basement
radon atmosphere uranium thorium rock
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2015/9/10
Radon activity in the atmosphere and its behavior in the environment have been investigated using LR-115 nuclear
track detector. The complex geological structure of Wzgórza Niemczansko-Strzelinskie (...
Water chemistry and soil radon survey at the Poas volcano (Costa Rica)
Poas volcano geochemistry radon precursor
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2015/9/10
Radon-in-soil monitoring at the Poas volcano (Costa Rica) has been performed together with water chemistry
from the hot crater lake since 1981 and 1983 respectively. The results are discussed as a fu...
Radon and its decay product activities in the magmatic area and the adjacent volcano-sedimentary Intrasudetic Basin
radon uranium Sudetes mining
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2015/9/2
In the magmatic area of Sudetes covering the Karkonosze granite and adjacent volcano-sedimentary Intrasudetic
Basin a study of atmospheric radon activity was performed by means of SSNTD Kodak LR-115....
Radon变换去噪方法的保幅性理论分析
Radon变换 波场分解类去噪方法 信号模型 多次波 “标准同相轴”假设 保幅性理论分析
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2013/11/13
本文在对比常规抛物线Radon变换、最小二乘抛物线Radon变换和高分辨率抛物线Radon变换的保幅性的基础上，重点分析了影响高分辨率抛物线Radon变换去噪方法保幅性的各种因素,认为对于最小二乘Radon变换和高分辨率Radon变换而言，信号在变换域中的分辨率都依赖于信号模型的“标准同相轴”假设，地震数据处理中各种实际因素导致信号同相轴偏离该假设，进而导致分辨率降低，影响Radon变换去噪方法的...
Radon in Jurassic caves of the Kraków-Cz˛estochowa Upland
radioactivity radon caves
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2017/4/12
Radon activity concentrations measurements in some Jurassic caves of Poland are presented. The aim is to estimate
the radiation doses to casual visitors, cavers and guides in show caves. Radon levels...
Seasonal variation of radon concentrations in atmospheric air in the Nowa Ruda area (Sudety Mountains) of southwest Poland
utdoor radon seasonal and spatial variations
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2017/4/12
Atmospheric radon concentrations were monitored from autumn 2004 to winter 2007 in an abandoned coal mining
area of SW Poland that contained various bedrock uranium contents, ranging from 1 to 8 ppm....
Soil radon flux and concentrations in hydrothermal area of the Tatun Volcano Group, Northern Taiwan
soil radon hydrothermal area Tatun Volcano Group volcanic gas
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2017/4/12
Rn (radon) is the major radioactive gas in volcanic area. The study of radon concentration variations in volcanic
areas has been considered as a useful tool to investigate the volcanic activity in on...
Preface "IGCP Project 571: Radon, Health and Natural Hazards"
IGCP Project 571 Radon Health Natural Hazards
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2010/10/21
Preface "IGCP Project 571: Radon, Health and Natural Hazards".
Soil-gas radon/helium surveys in some neotectonic areas of NW Himalayan foothills, India
Soil-gas radon helium neotectonic areas
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2010/10/20
The present research is aimed at accessing the relationship between variation in the soil gases radon (222Rn) and helium (4He) and recently developed fissures and other neotectonic features in Nurpur ...