Abstract The natural radioactivity (238 U, 226 Ra, 232 Th and 40 K) and radon emanation
coefficient for 57 soil samples belonging to alluvial, red, forest surface, slip-debris …

Field experiments on soil radon and radium concentrations were carried out in eighteen
locations in Ho Chi Minh City, Vietnam. Soil radon depth profiles (10–100 cm) of loam, sand …

Abstract 226 Ra, 238 U, 4 K, and 232 Th (228 Ra) activity concentrations of 61 soil samples
distributed surrounding the rare earth element mine (NORM), MH, Lao Cai, Vietnam have …

The present study aims to obtain the baseline data on natural and fallout radioactivity and to
evaluate radiation hazards caused by ionizing radiation emitted from 226 Ra, 232 Th, 222 …

In this study, natural radioactivity in surface soils of Vietnam and external dose assessment
to human population, deduced from activities of 226Ra, 232Th and 40K nuclides, were …

This paper presents the radioactivity concentrations of 226Ra, 232Th and 40K for 106
samples of surface soil collected in Southern Vietnam. The mean values of mass activity of …

The soil samples collected from the different locations of the Jaipur and Ajmer districts of
Rajasthan have been analysed for 232 Th, 226 Ra and 40 K content using gamma …

Measurement of the activity concentrations of terrestrial and anthropogenic radionuclides in
one hundred fifteen soil samples collected from various locations in Samsun city was taken …

Natural radioactivity level of soil around Baqiao coal-fired power plant in China was
determined using gamma ray spectrometry. The concentrations of 226Ra, 232Th and 40K in …

The activity concentrations of 238 U, 232 Th and 40 K in riverbank soil along the Chao
Phraya river basin was determined through gamma-ray spectrometry measurements made …