Results 1 to 10 of about 35,378 (207)

Experimental Study on Unsteady Radon Exhalation from the Overburden Layer of the Uranium Mill Tailings Pond under Rainfall

Science and Technology of Nuclear Installations, 2022
In order to find out radon reduction performance of the overburden layer on uranium mill tailings (UMTs) pond beach surface after rainfall, the rainfall simulation experiment of the overburden layer was carried out with the self-developed equipment ...
Hong Wang, Wenhua Wang, Runcheng He, Changshou Hong, Jin Wang, Xiangyang Li, Yong Liu   +6 more
doaj   +2 more sources

²²²Rn Exhalation Rates from Some Granite and Marble Used in Korea: Preliminary Study

Atmosphere, 2021
The objective of this study was to establish a test method for assessing radon exhalation rates from building materials considering radon related environmental policy and research in Korea.
Hyewon Lee, Jungsub Lee, Sungwon Yoon, Cheolmin Lee   +3 more
doaj   +2 more sources

Radon Exhalation Rate: A Metrological Approach for Radiation Protection

Sensors
Radon, a radioactive inert gas that comes from the decay of naturally occurring radioactive species, poses a substantial health risk due to its involvement in lung cancer carcinogenesis.
Fabrizio Ambrosino, Giuseppe La Verde, Gaetano Gagliardo, Rocco Mottareale, Giuseppe Della Peruta, Chiara Imparato, Andrea D’Elia, Mariagabriella Pugliese   +7 more
doaj   +2 more sources

Measurement of Fractional Exhaled Nitric Oxide in Adults: Comparison of Two Different Analyzers (NIOX VERO and NObreath) [PDF]

Tuberculosis and Respiratory Diseases, 2021
Background Fractional exhaled nitric oxide (FeNO) is a non-invasive marker for eosinophilic airway inflammation and a good predictor of response to corticosteroids. There is a need for a reliable and accurate measurement method, as FeNO measurements have
Sung-Yoon Kang, Sang Min Lee, Sang Pyo Lee   +2 more
doaj   +1 more source

Exhaled Volatile Organic Compounds for Identifying Patients With Chronic Pulmonary Aspergillosis

Frontiers in Medicine, 2021
Background: Diagnosing chronic pulmonary aspergillosis is a major challenge in clinical practice. The development and validation of a novel, sensitive and specific assay for diagnosing chronic pulmonary aspergillosis is urgently needed.Methods: From ...
Zheng-Tu Li, Pei-Ying Zeng, Zhao-Ming Chen, Wei-Jie Guan, Wei-Jie Guan, Tong Wang, Tong Wang, Ye Lin, Shao-Qiang Li, Zhi-Juan Zhang, Zhi-Juan Zhang, Zhi-Juan Zhang, Yang-Qing Zhan, Ming-Die Wang, Guo-Bin Tan, Guo-Bin Tan, Guo-Bin Tan, Xue Li, Xue Li, Feng Ye   +19 more
doaj   +1 more source

A Machine-Learning Model for Lung Age Forecasting by Analyzing Exhalations

Sensors, 2022
Spirometers are important devices for following up patients with respiratory diseases. These are mainly located only at hospitals, with all the disadvantages that this can entail.
Marc Pifarré, Alberto Tena, Francisco Clarià, Francesc Solsona, Jordi Vilaplana, Arnau Benavides, Lluis Mas, Francesc Abella   +7 more
doaj   +1 more source

Models of radon exhalation from building structures: General and case-specific solutions.

Science of the Total Environment, 2023
Assessing the radon activity that exhales from building structures is crucial to identify the best strategies to prevent radon from entering a building or reducing its concentration in the inhabited spaces.
C. Di Carlo, A. Maiorana, M. Ampollini, S. Antignani, M. Caprio, C. Carpentieri, Francesco Bochicchio   +6 more
semanticscholar   +1 more source

Measurement of radon concentration in soil gas and radon exhalation rate from soil samples along and across the Main Central Thrust of Garhwal Himalaya, India

Environmental Geochemistry and Health, 2023
The present study focuses on measuring radon concentrations in soil gas at various depths, radon exhalation rate (surface and mass) from soil samples, and gamma dose rate along and across the Main Central Thrust of Garhwal Himalaya, India.
K. P. Singh, S. Chandra, Pooja Panwar, Abhishek Joshi, G. Prasad, G. S. Gusain, R. C. Ramola   +6 more
semanticscholar   +1 more source

Radon mapping, correlation study of radium, seasonal indoor radon and radon exhalation levels in communities around Ghana atomic energy commission.

Heliyon, 2023
Radon mapping and seasonal radon studies have been carried out within the communities around the Ghana Atomic Energy Commission (GAEC), using ArcMap geostatistical interpolation tool.
F. Otoo, R. Kpordzro, A. Amable
semanticscholar   +1 more source

Estimation of radon exhalation rate from a brick wall during various stages of construction by measuring exhalation rates from various building materials

Radiation Protection and Environment, 2020
Radon concentration in a room can be predicted from accurate knowledge of exhalation rates from six surfaces of the room. Walls of a room occupy the maximum surface area of the room.
Manish Kumar, B K Sahoo, Rajesh Kumar, Navjeet Sharma   +3 more
doaj   +1 more source