A comprehensive review on sources of radon and factors affecting radon concentration in underground uranium mines

P Sahu, DC Panigrahi, DP Mishra - Environmental Earth Sciences, 2016 - Springer
This paper presents an extensive literature review on the various sources of radon such as
ore body, backfill mill tailings, broken ore and mine water in underground uranium mines …

[HTML][HTML] Sources of radon and its measurement techniques in underground uranium mines–an overview

P Sahu, DC Panigrahi, DP Mishra - Journal of Sustainable Mining, 2014 - Elsevier
Purpose This study aims to identify the potential sources of radon exhalation and its
measurement in underground uranium mines to control the radiation levels within safe limits …

[HTML][HTML] A discrete model for prediction of radon flux from fractured rocks

KM Ajayi, K Shahbazi, P Tukkaraja… - Journal of Rock …, 2018 - Elsevier
Prediction of radon flux from the fractured zone of a propagating cave mine is basically
associated with uncertainty and complexity. For instance, there is restricted access to these …

[KNJIGA][B] Analytical chemistry of uranium: environmental, forensic, nuclear, and toxicological applications

Z Karpas - 2014 - books.google.com
Accurate uranium analysis, and particularly for isotope measurements, is essential in many
fields, including environmental studies, geology, hydrogeology, the nuclear industry, health …

Simultaneous determination of the radon diffusion coefficient and the free radon production rate from compact porous emanation media

Y Ye, W Wu, S Feng, C Huang, S Li - Building and environment, 2018 - Elsevier
The radon diffusion coefficient and the free radon production rate are important parameters
for used to describe the migration of radon in porous emanation media. However, the …

Estimation of radon release rate for an underground uranium mine ventilation shaft in China and radon distribution characteristics

Q Zhou, S Liu, L Xu, H Zhang, D **ao, J Deng… - Journal of environmental …, 2019 - Elsevier
Radon, known to be a human carcinogen, is one of the most concerned radionuclides in
uranium mining which need to be monitored and controlled. A large amount of radon is …

An assessment of radionuclides level, radon and thoron exhalation rate in hill and field soil of Mahendergarh district in Haryana, India

K Chahal, S Kumar, S Budhwar, Amanjeet… - … of Radioanalytical and …, 2024 - Springer
To investigate the activity concentrations of naturally occurring radionuclides such as 238U,
232Th, and 40K, as well as the presence of radon (222Rn) and thoron (220Rn) in the vicinity …

Comparative study of radon sources and associated health risk in four underground uranium mines

P Sahu, IA Beg, DC Panigrahi - Environmental Monitoring and …, 2023 - Springer
This paper presents a comparative study of the quantitative estimation of 222Rn and its
health risk from various sources in four underground uranium mines. 222Rn exhalation rates …

Radon emanation from backfilled mill tailings in underground uranium mine

P Sahu, DP Mishra, DC Panigrahi, V Jha… - Journal of environmental …, 2014 - Elsevier
Coarser mill tailings used as backfill to stabilize the stoped out areas in underground
uranium mines is a potential source of radon contamination. This paper presents the …

Investigation of indoor radon levels in some dwellings of southwestern Nigeria

OS Ajayi, OE Olubi - Environmental Forensics, 2016 - Taylor & Francis
The radon level of some selected dwellings of southwestern Nigeria was investigated using
CR-39 detectors. Seventy 6.25 cm2 size detectors were distributed to 70 homes randomly …