School of Biological and Physical Science: Recent submissions
Now showing items 101-120 of 949
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Flow of a Self-Similar Non-Newtonian Fluid Using Fractal Dimensions
(MDPI, 2022)In this paper, the study of the fully developed flow of a self-similar (fractal) power-law fluid is presented. The rheological way of behaving of the fluid is modeled utilizing the Ostwald–de Waele relationship (covering ... -
On atomic state purity operator, degree of state purity and concurrence in the JC and anti-JC models
(arxiv.org, 2022)The state of an atom in a bipartite qubit, Jaynes-Cummings (JC) or anti-Jaynes-Cummings (aJC) interaction is described by a reduced density operator. The purity of the state has been measured by taking the trace of the ... -
Analysis of the impact of domestication of Warburgia ugandensis (Sprague) on its genetic diversity based on amplified fragment length polymorphism
(African Journal of Biotechnology, 2016)Warburgia ugandensis Sprague (Canellaceae) occurs in East and Central Africa and is an important multipurpose tree species. Over-exploitation of natural forests for medicinal purposes and clearance for farming threaten the ... -
Calotropis procera: a new investment for African drylands
(World Agroforestry centre, 2017)The genus Calotropis (Asclepiadaceae) is comprised of two species, C. gigantea and C. procera, which both show signifcant economic potential for use of their seed fbers in the textile industry, and of their bioactive ... -
Genetic diversity analysis reveals genetic differentiation and strong population structure in Calotropis plants
(Nature Publishing Group, 2018)The genus Calotropis (Asclepiadaceae) is comprised of two species, C. gigantea and C. procera, which both show significant economic potential for use of their seed fibers in the textile industry, and of their bioactive ... -
Assessment of anti-proliferative activities of selected medicinal plant extracts used for Management of Diseases around Lake Victoria Basin
(ResearchGate, 2017)The devastating effect of cancer is a worldwide concern. Unfortunately current chemotherapeutic and radio therapeutic modalities have been found to possess side effects coupled with the emergence of drug resistance. This ... -
Influence of Informal Hospitality Services on Women Entrepreneurs' Socio-Economic Wellbeing in Kenya
(EA Journals, 2022)Socio-economic wellbeing of women can be realized through the provision of informal hospitality, which is on the increase globally and in Kenya. The sector's growth is attributed to increasing life demands which requires ... -
Sustainable business strategies for fast-food restaurant growth: fast-food restaurant managers’ perspectives in Lake Region economic block, Kenya
(AJP, 2022)The goal of this study was to identify sustainable business strategies for fast-food restaurant growth -
Service Delivery Digitalization as a Tool for COVID-19 Recovery in Fast-Food Restaurants in Nairobi, Kenya
(AJP, 2022)The goal of this study was to assess the influence of the adoption of service delivery digitalization tools on Covid-19 recovery in fast-food restaurants in Nairobi -
Anticancer activity of Eugenia jambolana seeds against Hep2 cell lines
(ResearchGate, 2015)Cancer is a life-threatening disease and leads to high rates of mortality worldwide, after cardiovascular disease, is the second leading cause of death. Investigations for finding new plant based anticancer compounds ... -
Evaluation of malaria spread in relation to poor environmental conditions at Kibaha district (Tanzania)
(Open Access Science Research Publisher, 2015)Communicable diseases cause a lot of out- patient attendance resulting to huge allocation of funds by both Governmental and Non – governmental organizations in combating them. A cross section study was conducted at Maili ... -
An investigative study of dwarf mango (Boribo Muyini) seed kernel extract against inflammatory agent Staphylococcus aureus
(Journal of Scientific and Innovative Research, 2015)Alternative herbal medicine has been used to treat various infections from centuries. Natural plants contain Phyto constituents having similar chemical properties as of synthetic antibiotics. Boribo Muyini a typical Tanzanian ... -
Biosorption for lead (II) ions from aqueous solutions by the biomass of Spyridia filamentosa algal species found in Indian Ocean
(Journal of Scientific and Innovative Research, 2015)Biosorption of heavy metals is an efficient cost effective method for removal of heavy metal ions from industrial wastewater. Studies have shown that algal species biomasses have high uptake of heavy metal ions. In this ... -
Effect of crude and defatted Moringa oliefera seeds as natural coagulants in the removal of physical, chemical and bacteriological parameters from turbid river water
(Journal of Scientific and Innovative Research, 2016)There is a great concern about commercial coagulants and their residues in treated water which leads to Alzheimer disease in old people. For this reason, a lot of research is focused on plants with coagulating properties. ... -
Biodegradation activity of Aspergillus niger lipase isolates from a tropical country garage
(Journal of Scientific and Innovative Research, 2016)Microbial biodegradation of oil pollutants and their derivations has become the most environmental-friendly method in the developing world. Lipolytic enzyme; Aspergillus niger extracted from oil polluted soil has ... -
Kinetic, sorption isotherms, pseudo-first-order model and pseudo-second-order model studies of Cu (II) and Pb (II) using defatted Moringa oleifera seed powder
(The Journal of Phytopharmacology, 2016)In the recent decades, there has been a concern on heavy metals in waste water and high cost of conventional methods of removing heavy metals, for this reason search on adsorbents of biological origin which is low cost and ... -
Comparative Studies of Alum, Maerua Subcordata Root Tuber Powder and Juice Extract as Coagulation/Flocculation Agents
(2016)Turbidity is a great problem in water treatment. Comparative study was done on alum a commercial coagulant; Maerua subcordata root powder and juice extract a locally available natural coagulant to reduce turbidity and ... -
Antimycobacterial and cytotoxic activities of extracts from fungal isolates of Lake Magadi
(AJOL, 2017)In this study, antimycobacterial and cytotoxic activities of ethyl acetate extracts of fungal isolates from Lake Magadi were evaluated. The extracts were tested against Mycobacterium madagascariense (MM) and M. indicus ... -
Structural and Optical Probe into Rare Earth Doped ZnO for Spectral Conversion in Solar Cells
(Jenny Stanford Publishing, 2022)This chapter examines the relationship between structure and optoelectronic properties of rare earth doped Zinc oxide (ZnO) thin films fabricated by RF magnetron sputtering for photovoltaic applications. A doped ZnO layer ... -
Anomalous photovoltaic behavior under illumination of γ-In2Se3 nanostructures used as hole transport layer in organic solar cell
(Pergamon, 2022)Indium selenide is currently receiving tremendous attention in device application and studies related to two dimensional nanostructured technologies. Non-layered γ-In2Se3, which is a stable phase at room temperature, was ...