Results 21 to 30 of about 12,556,675 (343)

Radioactivity and radon emanation fraction of the granites sampled at Misasa and Badgastein [PDF]

open access: yes, 2008
The chemical composition was analyzed and the radioactivity, radon exhalation rate and emanation fraction were measured to investigate the characteristics of the granites sampled at Misasa and Badgastein, world famous for radon therapy.
Akihiro Sakoda   +14 more
core   +1 more source

Assessment of radon/thoron exhalation rate in the soil samples of Amritsar and Tarn Taran district of Punjab state

open access: yesRadiation Protection and Environment, 2018
In the present study, the radon mass and thoron surface exhalation rates have been measured in the soil samples collected from the villages of the Amritsar and Tarn Taran districts of Punjab using the active portable device, i.e., SMART RnDuo monitor to ...
Manpreet Kaur   +3 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

Effect on Radon Exhalation Rate Due to Cracks in Concrete

open access: yesNordic Concrete Research, 2019
The second largest cause of lung cancer in the World is related to radon (222Rn) and its progenies in our environment. Building materials, such as concrete, contribute to the production of radon gas through the natural decay of 238U from its constituents.
Döse Magnus, Silfwerbrand Johan
doaj   +1 more source

Evaluation of Functional Condition of Respiratory Muscles of Patients with a Complicated Bronchial Asthma Pathology and Chronic Obstructive Pulmonary Diseases [PDF]

open access: yes, 2017
The aim of the research was to study the functional state of respiratory muscles and neuro-respiratory drive in patients with a combined pathology of bronchial asthma and chronic obstructive pulmonary disease.The functional condition of the respiratory ...
Feschenko, Y. (Yuriy)   +1 more
core   +2 more sources

Radon emission fluctuation as a result of biochar application into the soil

open access: yesScientific Reports, 2021
The presented research was focused on the analysis of the impact of biochar application into the soil on the radon exhalation process as a new issue of radiation protection in agriculture.
Kamil Szewczak   +5 more
doaj   +1 more source

Natural Radionuclides and Radon Exhalation Rate in the Soils of Cauvery River Basin

open access: yesAir, Soil and Water Research, 2017
In this study, systematic measurement of activity concentrations of 40 K, 226 Ra, and 232 Th and radon exhalation rate has been done in soil samples of Cauvery River environment.
CS Kaliprasad, PR Vinutha, Y Narayana
doaj   +1 more source

Environmental radon, its exhalation rates and activity concentration of 226Ra, 232Th, and 40kK in Northern India [PDF]

open access: yesNuclear Technology and Radiation Protection, 2020
Human beings are constantly exposed to radioactivity in the environment. As they are major sources of harmful radiation, radionuclides found in the atmosphere might result in a substantial potential risk to living beings. On the Earth's surface,
Kaur Rupinderjeet   +3 more
doaj   +1 more source

Radioactive Thoron 220Rn Exhalation From Unfired Mud Building Material Into Room Air of Earthen Dwellings

open access: yesFrontiers in Earth Science, 2021
Thoron (220Rn), an isotope of radon with a strong α-decay energy, and its short-lived metallic progeny can pose an elevated lung cancer hazard in room air when unfired-soil derived building materials are used in earthen dwellings.
Nguyệt Thị Ánh Nguyễn   +4 more
doaj   +1 more source

Radon exhalation rate and radon activity in soils of riverine environs of South Karnataka

open access: yesRadiation Protection and Environment, 2018
In the present study, sealed “can technique” using solid-state nuclear track detector (LR-115) films was employed to measure the radon exhalation rate and radium concentration in soil samples of Cauvery river environment.
C S Kaliprasad, Y Narayana
doaj   +1 more source

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