Radiological evaluation of Ra-226, Ra-228 and K-40 in tea samples: A comparative study of effective dose and cancer risk
RC da Silva, JM Lopes, LB da Silva… - Applied Radiation and …, 2020 - Elsevier
Activity concentrations of tea samples were determined using high resolution gamma
spectrometry. The values ranged from (421.00±17.00) to (732.00±30.00) Bq. kg− 1 for K-40 …
spectrometry. The values ranged from (421.00±17.00) to (732.00±30.00) Bq. kg− 1 for K-40 …
Evaluation of the radiological quality of water released by a uranium mining in Brazil
A mine in an area of naturally occurring radioactive materials (NORM), characterized by acid
mine drainage, generates effluents with natural radionuclide concentrations, usually above …
mine drainage, generates effluents with natural radionuclide concentrations, usually above …
Dose conversion coefficients to marine biota due to natural radionuclides in an oil spill accident using Monte Carlo simulation
LS Protasio, JM Lopes, LFF Mendonca… - Anais da Academia …, 2022 - SciELO Brasil
The crude oil that reached the Brazilian coast in 2019 was the most significant
environmental disaster ever recorded in Brazilian marine waters, with severe ecological and …
environmental disaster ever recorded in Brazilian marine waters, with severe ecological and …
Utilization of metal and radionuclide concentrations to assess the influence of shrimp farming on the geochemical characteristics of sediments
JGG Dos Santos, JM Lopes, GM Hadlich… - Environmental …, 2024 - Springer
This article assesses the environmental impacts of aquatic biota cultivation, focusing on
shrimp farming in Brazil's Northeast, as this practice has proven to be one of the main …
shrimp farming in Brazil's Northeast, as this practice has proven to be one of the main …
Radiometric analysis and implementation of a new hazard index for Brazilian construction materials
LB da Silva, COP Orejuela, LF da Silva… - Radiation Physics and …, 2024 - Elsevier
A set of 8 groups with 239 samples of a total of 49 types of different materials representative
of the most commonly used construction materials in low-income dwellings in Brazil was …
of the most commonly used construction materials in low-income dwellings in Brazil was …
Excess lifetime cancer risk due to ingestion of fish from a dam reservoir associated with a nuclear facility in Brazil
Fish from a Funil dam reservoir associated with a Nuclear Fuel Factory were sampled
aiming to assess the radiological risk due to ingestion. Funil dam reservoir is a strategic site …
aiming to assess the radiological risk due to ingestion. Funil dam reservoir is a strategic site …
Compliance assessment when radioactive discharges are close to exemption levels in nuclear medicine facilities
L Carvalheira, JM Lopes, PF de Aguiar… - Radiation Physics and …, 2023 - Elsevier
Nuclear Medicine has applied radiopharmaceuticals to diagnose and treat several diseases
for decades. The decay of the radionuclide inserted in the drug needs to be monitored and …
for decades. The decay of the radionuclide inserted in the drug needs to be monitored and …
Experimental and simulation results of the self-absorption correction factors of some chemical fertilizers in the energy range from 80 to 1332 keV
C Eke, A Yildirim - Bulletin of the Russian Academy of Sciences: Physics, 2020 - Springer
The purpose of this study is to calculate self-absorption correction factors of some chemical
fertilizers used in Antalya in Turkey. Eight different types of chemical fertilizers with densities …
fertilizers used in Antalya in Turkey. Eight different types of chemical fertilizers with densities …
Study on Influencing Factors of Soil Sample Self-Absorption With Monte Carlo Method
E Ye, C Shen, H Nan - International Conference on …, 2022 - asmedigitalcollection.asme.org
The detection efficiency of soil samples in a cylindrical measuring geometry was calculated
using the Monte Carlo method, evaluating the self-absorption corrections in the energy …
using the Monte Carlo method, evaluating the self-absorption corrections in the energy …
[PDF][PDF] Wagner de Souza Pereira, Alphonse Kelecom, Jose Marques Lopes, Alessander Sá do Carmo, Delcy de
AP Júnior - Environ Sci, 2020 - researchgate.net
A mine in an area of naturally occurring radioactive materials (NORM), characterized by acid
mine drainage, generates effluents with natural radionuclide concentrations, usually above …
mine drainage, generates effluents with natural radionuclide concentrations, usually above …