搜索结果: 1-8 共查到“环境科学技术 radioactivity”相关记录8条 . 查询时间(0.053 秒)
DURHAM, NC - Much of the naturally occurring radioactivity in fracking wastewater might be removed by blending it with another wastewater from acid mine drainage, according to a Duke University-led st...
Assessment of Radioactivity Contents and Associated Risks in Some Soil Used for Agriculture and Building Materials in Cameroon
Radionuclides Radiological Hazards Soil Gamma Spectroscopy Cameroon
2013/3/12
A survey of radioactivity content and associated radiological risks was carried out in various soils used for agriculture and building materials in Cameroon by means of a well-calibrated high-purity g...
A Study on the Radioactivity Level in Raw Materials, Final Products and Wastes of the Phosphate Fertilizer Industries in Bangladesh
Raw Materials Radioactivity Phosphate Fertilizers and HPGe Detector
2013/3/12
A study on the detection of probable radionuclides and their activity concentrations in the raw material (phosphate rock), final product (fertilizer) and waste samples collected from all the phosphate...
Measurement of Natural and Artificial Radioactivity in Soil at Some Selected Thanas around the TRIGA Mark-II Research Reactor at AERE, Savar, Dhaka
Natural Radionuclide Artificial Radionuclide HPGe Detector TRIGA Mark-II Research Reactor Activity Concentration
2013/3/13
The activity concentration of natural and fallout radionuclides in the soil at some selected Thanas around the TRIGA Mark-II Research Reactor at Atomic Energy Research Establishment (AERE), Savar, Dha...
Measurement of Radioactivity of 238U, 226Ra, 232Th and 40K in Soil of Different Geological Origins in Northern India
Soil Natural Radionuclides Disequilibrium Dose
2013/3/12
Radioactivity of the nuclides 238U, 226Ra, 232Th and 40K was measured in soil by γ-ray spectrometry using HPGe detector. A criterion was set in order to analyse soil samples from plain, semi-hilly and...
Radioactivity in Surface Soils Around the Proposed Sites for Titanium Mining Project in Kenya
Radioactivity Measurements Titanium Mining Absorbed Dose Rates Natural Background Radiation
2013/3/12
Radioactivity measurements were carried out around Maumba and Nguluku villages, two of the proposed sites for titanium mining in the coastal area of Kenya. Samples of surface soils were analyzed using...
Natural Radioactivity of Ground and Drinking Water in Some Areas of Upper Egypt
Natural radioactivity Upper Egypt Ground water Drinking water
2009/10/10
Concentrations of natural radionuclides (226Ra and 232Th) in ground and drinking waters of some areas in Upper Egypt were determined by gamma ray spectrometry with a HPGe detector setup, coaxial type ...
Natural Radioactivity of Beach Sand Samples in the Tripoli Region,Northwest Libya
Natural radioactivity Radionuclide Beach sand Gamma ray spectroscopy Libya
2009/9/30
A comprehensive study was conducted to determine the radioactivity concentrations of beach sand samples from different sites along the coast of Tripoli, northwest Libya, using high resolution γ-ray sp...