The activity levels of 226Ra, 232Th, and 40K in 38 soil samples collected from four areas (Al
Assyah, Buraidah, Al Shamassea, and Al Badayyia) in Qassim (Saudi Arabia) were …

The activity concentration and the gamma absorbed dose rates of the terrestrial naturally
occurring radionuclides (226 Ra, 232 Th and 40 K) have been determined in soil samples …

Health risks associated with the exposure to the natural radioactivity present in soil materials
have great concern all over the world. Thus soil samples were collected from an urban areas …

Thirty soil samples were collected from different locations in Siwa Oasis, Egypt. The activity
was measured with a γ-ray spectrometer using a scintillation detector with a NaI (Tl) crystal …

The activity concentrations of naturally occurring radionuclides 226Ra, 232Th, and 40K
were determined in 30 agricultural and virgin soil samples randomly collected from Kedah …

The specific activity of 226Ra, 232Th and 40K in the soil samples collected from Al-Kasik oil
refinery in Nineveh Governorate, Iraq, were assessed by γ-spectroscopy analysis using a …

Abstract The 226 Ra, 232 Th and 40 K activities were investigated in soil samples of
Chikkamagaluru district, Karnataka, using γ-ray spectrometry. The average activity of 226 …

Soil samples were collected from four regions from Armant area. Qena, Upper Egypt for
measure their natural radioactivity concentrations due to Ra-226, Th-232 and K-40 …

The activity concentrations of natural radionuclides 226Ra, 232Th, and 40K in soil samples
from the slopes of Mount Cameroon (South-West coastal region) have been investigated …