Department of Physics
Browse by
Recent Submissions
-
Gamma ray activity levels and radiological hazard indices of Radionuclides in mine tailings from selected mines in Southwestern Uganda.
(Kyambogo University [unpublished work], 2016-01)This study was designed to determine and compare the specific activity levels and the radiological hazard indices of gamma ray emitting radionuclides in mine tailings from three selected mines in Southwestern Uganda. This ... -
A study of upland clay from ant-hills as a refractory material.
(Kyambogo University [unpublished work], 2016-01)This study was purposed to investigate the suitability of upland ant-hill clays for fabricating refractory bricks. The chemical composition of the anthill clay was determined using the Atomic Absorption Spectrophotometer ... -
Influence of device architectures and mobility on response/recovery time of metal halide perovskites: A review
(Journal of Materials Science, 2022-01)Organic–Inorganic perovskite materials have attracted great interest in the research community for photo-detector and solar energy applications. For various photo-detector applications, the response time is a very important ... -
Optical absorption and photoluminescence properties of Cucurbita maxima dye adsorption on TiO2 nanoparticles
(IOP Publishing Materials Research Express, 2023-04)Dye-sensitised solar cells (DSSCs) are 3rd generation photovoltaic device that imitate photosynthesis in plants. The fundamental concept of a DSSCs is that the photoanode is covered by the dye as a sensitiser. Natural dyes ... -
Biomarker Raman bands of estradiol, follicle-stimulating, luteinizing, and progesterone hormones in blood
(Vibrational Spectroscopy, 2022-08)Variation of the levels of reproductive hormones outside the normal range indicates health problems that include cancer, infertility, and menstrual difficulties. This work reports on a potentially novel method of screening ... -
Structural and mechanical properties of non-glazed ceramic tiles developed from selected mineral deposits in Uganda
(Nano-Horizons: Journal of Nanosciences and Nanotechnologies, 2023-07)Uganda is well endowed with clay resources; however, comprehensive knowledge about the composition, structure and suitability of these clays for ceramic tile production is lacking. In this study, we provide a ... -
Infra-red reflectance and transmittance by thin film coatings of some selected metals on glass substrate
(Kyambogo University(unpublished), 2018-11-14)Reflection and transmission of light serve as key parameters in thin films coatings meant for temperature regulation in warm climates. In this study, the infrared reflectance and transmittance for three different thicknesses ... -
Determination of radiological hazard levels in soil, mine tailings and rock samples from selected gold mines in Busia district, Uganda
(Kyambogo University(unpublished), 2018-11-15)This study was designed to determine radiological hazard levels in soil, mine tailings and rock samples from Agata, Okame, Busia 90 and Greenstone Resource Limited Gold mines in Busia District. The specific activity of ... -
Gamma radiation exposure levels due to radionuclides in soils from selected gold mines in Karamoja
(Kyambogo University(unpublished work), 2016-01)The aim of this study was to determine radiation exposure levels due to gamma ray emitting radionuclides in soils from selected gold mines in Karamoja and the associated hazard indices. The people of Karamoja use poor ... -
Intensity of secondary scattered x-rays during x-ray diagnostic procedures in selected diagnostic centres in Uganda
(Kyambogo University[unpublished work], 2014-01)The purpose of the study was to investigate the intensity of secondary scattered X-rays when different body regions; the chest, the abdomen and the lower limbs were exposed to X-rays during radiography. The study used ... -
Comparison of roki and sunflower oils as sensible heat storage materials for cooking applications
(Kyambogo University [unpublished work], 2022-07)Sensible heat storage materials are cheaper than latent heat storage materials for small storage volumes. Static experiments to evaluate the thermal performances of two Ugandan locally available edible vegetable cooking ... -
Performance evaluation of amorphous silicon photovoltaic module using solar light of different wavelengths
(Kyambogo University[unpublished work], 2022-07)The performance of amorphous silicon photovoltaic module was evaluated using solar light of different wavelengths in this study. The different wavelengths of solar light were filtered by use of colour filters. During ... -
Specific activity levels of radionuclides in spring water, selected plants and soils along Nakivubo channel
(Kyambogo University[unpublished work], 2014-01)There is an increase in the number of industries that discharge their effluents into Nakivubo channel. It is possible that some of the industrial effluents may contain radioactive nuclides since they are widely used in ... -
Effects of microstructure on mechanical strength of selected clays from Uganda
(Makerere University (unpublished work), 2004-04)This thesis presents results of a study of the dependence of modulus of rupture (MOR), Young's modulus, {.E), and flexural rigidity,{ DJ, of sintered clay specimens on microstructure, average particle size and ... -
Activity levels of gamma ray emitting radionuclides in food crop samples in selected tobacco farming areas in Aura and Maracha districts
(Kyambogo University (unpublished work), 2017-12)The farming activities, especially Tobacco production in Terego East and Terego West in Arua district and Maracha East County in Maracha district employ fertilizers such as NPK, DAP, CAN, TSP and UREA to enhance soil ... -
Radiological hazard levels by the gamma ray emitting naturally occurring radioisotopes in selected fish species of Lake Albert in Uganda
(Kyambogo University (un published work), 2017-10)A study was conducted for natural radioactivity in some fish samples from Lake Albert, shared by five riparian districts namely Ntoroko, Kibaale, Hoima, Buliisa and Nebbi, located in the western part of the great ... -
Investigation of the compressive strength of ntawo ball clay fired to different temperatures for different holding times
(Kyambogo University (un published work), 2017-12)This study focused on ball clay from ntawo deposit from Mukono District, in central Uganda with respect to its compressive strength. The chemical compounds by percentage weight were determined using RIX 3000 Spectrometer ... -
Optical activity and faraday effect in some mineral and vegetable oils.
(Makerere University (unpublished work), 2000-03)This Thesis presents results of a study of Optical Activity and Faraday Effect (OAFE) in some mineral and vegetable oils in the temperature range of 6°C to 45°C and magnetic field up to 140mT. Intrinsic birefringences ... -
Investigation of the compressive strength of ntawo ball clay fired to different temperatures at different rates of temperature rise
(Kyambogo University (un published work), 2017-12)This study was to investigate the compressive strength of fired Ntawo Ball Clay found in Mukono District in Central Uganda. The clay sample was first analyzed using X-ray Diffraction Spectrometer Model RIX3000 to determine ... -
Determination of the characteristics of solid fuel developed from a mixture of thermoplastic wastes and clay materials
(Kyambogo University(Unpublished work), 2021-03)This study was driven by the fact that plenty of plastics which have potentials to be used as source of fuel are left as wastes in the environment without proper utilization. The study was directed toward the use of a ...
RSS 1.0