Results 1 to 10 of about 146 (85)

Measurement of radon concentration in blood and urine samples collected from female cancer patients using RAD7

open access: yesJournal of Radiation Research and Applied Sciences, 2016
The environmental monitoring of radon in the female blood and urine with the cancer problems has been carried out by using RAD7. This study has been undertaken for the purpose of health risk assessments.
Murtadha Aswood
exaly   +3 more sources

Verification of the applicability of the RAD7 radon monitor to the solid radon source exhalation reference model

open access: yesNuclear Engineering and Technology
The RAD7 radon monitor, based on the electrostatic collection method, is sensitive to humidity during measurements, necessitating the use of a desiccant to maintain the relative humidity in its built-in chamber less than 10 %.
Hongzhi Yuan, Haibo Yi
exaly   +3 more sources

Analysis of Radon-222 in Surface and Groundwater Sources in Kajiado County, Kenya

open access: yesThe Scientific World Journal
This study entailed measurement of the concentration of 222Rn in surface and subsurface water sources from Kajiado Municipality in Kenya. Kajiado County receives minimal rainfall and is not well covered by the municipal treated water network.
Christine Kerubo Onyoni   +2 more
doaj   +2 more sources

Studying the Radon and Uranium Concentrations in Different Types of Tobacco Available in the Local Markets in the Kirkuk Governorate [PDF]

open access: yesKirkuk Journal of Science, 2020
The current research aims to measure radon gas concentrations in different types of tobacco. 20 types of cigarettes tobacco and two types of molasses were collected for eight different companies the most prevalent in smoking which are found in local ...
Zainab Ali, Ahmed Ibrahim
doaj   +1 more source

Detection of Radon Exhalation from Various Building Materials Using CR-39, RAD7, and Biosensors

open access: yesAtom Indonesia, 2022
Study aimed to design and manufacture two biosensors, namely BIOS-I and BIOS-II, for 222Rn and Pb+2 measurements in building materials and soil samples. For comparison, the conventional detectors of RAD7 and CR-39 were used.
B. J. Albazoni, H. J. Almayahi
doaj   +1 more source

Characterization of Commercially Available Active-Type Radon–Thoron Monitors at Different Sampling Flow Rates

open access: yesAtmosphere, 2021
Recently, some commercially available active-type radon–thoron monitors were developed; however, their performance has not been characterized. This article presents the characteristics of three commercially available active-type radon–thoron monitors ...
Yuki Tamakuma   +10 more
doaj   +1 more source

The method for recalibration of thoron concentration reading of RAD7 and obtaining the thoron exhalation rate from soil surface [PDF]

open access: yesNuclear Technology and Radiation Protection, 2013
Thoron exhalation rate can be obtained through the combination of the “accumulation chamber” technique and RAD7. Thoron’s rapid decay causes the intake path and the air flow rate to become important factors in calibration.
Tan Yanliang, Xiao Detao
doaj   +1 more source

Annual effective dose from radon-222 concentration levels in underground water in Bungoma south sub - county, Kenya

open access: yesITEGAM-JETIA, 2021
This research measured the concentration levels of radon in groundwater and determined the ingestion and inhalation dose. The study used RAD7 detector with RAD7-H2O accessory from Durridge Company to determine the radon levels.
George Wangila Butiki   +3 more
doaj   +1 more source

Occurrence of radon contamination in ground water samples of Amritsar city, Punjab, India

open access: yesRadiation Protection and Environment, 2020
In the current examination, the ingestion and inhalation dose measurements for the particular body organs in light of the intake of radon through ground water used by the inhabitants have been surveyed in the various locations of Amritsar province, India,
Sumit Sharma   +3 more
doaj   +1 more source

Characteristics of Indoor and Soil Gas Radon, and Discussion on High Radon Potential in Urumqi, Xinjiang, NW China

open access: yesAtmosphere, 2023
Urumqi City, located in the northwest of China, is a city with a high indoor radon concentration in a nationwide indoor radon survey in China. This study focuses on the assessment of the indoor radon level and its distribution in this city.
Nanping Wang   +4 more
doaj   +1 more source

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