Department of Physics: Recent submissions
Now showing items 1-20 of 36
-
A study of electrical insulation materials developed using selected clay minerals in Uganda
(Kyambogo University [unpublished work], 2012-06)This study was to investigate appropriate mixtures of different ceramic mineral ingredients needed to make electrical porcelain insulators and to determine the best method of developing the electrical insulator of slip ... -
Enhancing infrared solar absorption efficiency through plasmonic solar absorber using machine learning-assisted design
(Springer Link- Plasmonics, 2024-10-18)This research introduces the architecture of an infrared solar energy absorber coupled with absorption prognosis employing machine learning techniques. Our approach involves creating an efficient absorber tailored for ... -
Performance of ceramic candle water filter made from selected local clays in Uganda
(Kyambogo University [unpublished work], 2016-01)The focus of this study was to developa ceramic candle filter using local clay and mahogany saw dust and determine its filtration rate and E-coli removal efficiency. The candle filters were developed using ball clay from ... -
Performance of plastic-derived liquid fuel in a compression ignition engine
(Kyambogo University [unpublished work], 2023-09)Fossil fuels are the major sources of energy for running engines, powering industries, and for supporting domestic activities. However, as energy-intensive activities increase, there is a need for diverse sources of energy ... -
Thermal conductivity of fired clay of varied mineral composition made from selected Uganda clay types
(Kyambogo University [unpublished work], 2016-01)The use of thermal insulators is one of the most important applications in thermal energy conservation systems. This study determined the effect of varying mineral compositions on thermal conductivity. Dry powders of kaolin, ... -
Computational Insights for interactions between NsP2 and NsP3 of CHIKV and Hormones through DFT computations and Molecular Dynamics Simulations
(Chemistry & Biodiversity, 2024-08-13)The non-structural protein (nsP2 & nsP3) of the CHIKV is responsible for the transmission of viral infection. The main role of nsp is involved in the transcription process at an early stage of the infection. In this work, ... -
Co-sensitization effect of chlorophyll and anthocyanin on optical absorption properties and power conversion efficiency of dye-sensitized solar cells
(Springer, 2024-04)In this article, the chemical structure, optical absorption and photoluminescence properties of un/adsorbed dyes of hibiscus flower (H), pumpkin leaf (P), sweet potato leaf (S) and their composites (H: P & H: S) have been ... -
Investigation of mechanical properties of ceramic tiles developed from selected clay deposits in Uganda
(Kyambogo University [unpublished work], 2023-10)In this study the characteristics of Buwambo kaolin, Lunya feldspar, Ntawo ball clay and Liddo beach sand were determined. The Modulus of Rapture (MOR) and Compressive Strength (CS) of the tiles produced using kaolin:feldspar ... -
Structure and optical absorption properties of dyes extracted from selected plant materials for dye sensitized solar cells
(Kyambogo University [unpublished work], 2023-11)Sunlight is a natural alternative renewable energy source to expensive hydroelectricity. Dye sensitized solar cells (DSSCs) are third generation solar cells which have the potential to significantly lower the cost associated ... -
Determination of thermal diffusivity of fired clay bricks produced from cow pie mixed with selected Ugandan clays
(Kyambogo University [unpublished work], 2023-05)This study was designed to determine the thermal diffusivity of fired clay samples produced by mixing cow pie with clays from selected districts in Uganda. The focus of the study was to find out the effect of clay particle ... -
Characterisation of copper indium gallium diselenide solar module in the Ugandan climate
(Kyambogo University [unpublished work], 2014-01)The photovoltaic solar energy from copper indium gallium diselenide (CIGS) solar module is one of the most promising sources of solar energy for large scale production of clean energy at competitive prices. The focus of ... -
Radiological hazard levels due to gamma emmiting radionuclides in natural water bodies in selected sub-counties of Mubende district
(Kyambogo University [unpublished work], 2016-01)This study was carried out to investigate the health hazard levels due to gamma rays emitted by radionuclides in natural water bodies in selected sub-counties in Mubende District. Owing to the interaction between underground ... -
Mechanical properties of ceramic floor tiles made from selected minerals in Uganda
(Kyambogo University [unpublished work], 2012-06)This study was designed to produce porcelain floor tiles using raw materials found in Uganda and to determine mechanical properties of the tiles produced. The properties were then compared with South African National ... -
Assessing the radiological hazards due to radionuclides in sediments and tailings around Kilembe copper mines, Western Uganda
(International Journal of Environmental Analytical Chemistry, 2024-03-19)Copper mining in Kilembe Valley, Western Uganda, between 1956 and 1982 resulted in multiple tailing sites, raising concerns about potential increases in the natural background radiation. In this study, the radioactivity ... -
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 ...
