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Article
Thermoluminescence characteristics of aluminium oxide doped with carbon and titanium co-doped subjected to 6 and 10 MV photon irradiations
In this work, thermoluminescence (TL) characteristics of powder form of polycrystalline aluminium oxide doped with 0.2 atomic percentage (at%) carbon (Al2O3:C 0.2 at%) and co-doped with two different concentratio...
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Article
Thermoluminescence characteristics of zinc lithium borate glass activated with Cu+ (ZnO–Li2O–B2O3:Cu+) for radiation dosimetry
Copper doped zinc lithium borate glass was prepared by solid state melt quenching method and characterized using X-ray diffractometry. The effect of varying concentration of dopant CuO on thermoluminescence (...
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Article
Rare earth elements determination and distribution patterns in granite rock samples by using INAA absolute method
This work determined elemental concentrations for rare earth elements (REE) in granite rock samples using the INAA absolute method. The accuracy of INAA absolute method was determined by analyzing two of USGS ...
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Article
Gross alpha and gross beta activity in the products and by-product of amang tin tailings process
Gross alpha and gross beta activities were determined for mineral samples collected from five amang tailing factories. The measured activity of alpha ranged from 31 to 220,000 Bq kg−1 with an average 9,154 Bq kg
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Article
Natural radioactivity and geological influence on subsurface layers at Kubwa and Gosa area of Abuja, Northcentral Nigeria
The concentration of 238U, 232Th and 40K in rock samples were analysed using gamma ray spectrometry. In Kubwa, the concentration ranges from 15 to 52 Bq kg−1 for 238U, 32 to 84 Bq kg−1 for 232Th and 119 to 705 fo...
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Article
Investigate the capability of INAA absolute method to determine the concentrations of 238U and 232Th in rock samples
This work aimed to study the capability of INAA absolute method in determining the elemental concentration of 238U and 232Th in the rock samples. The INAA absolute method was implemented in PUSPATI TRIGA Mark II ...
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Article
Determination of neutron flux parameters in PUSPATI TRIGA Mark II Research Reactor, Malaysia
In standardization NAA, it is necessary to characterize the neutron spectrum parameters such as epithermal neutron flux shape factor (α), thermal to epithermal neutron flux ratio (f), thermal neutron flux (φ ...