Journal Articles: Recent submissions
Now showing items 1581-1600 of 29885
-
Preservation of Postharvest Quality of Leafy Amaranth (Amaranthus spp.) Vegetables Using Evaporative Cooling
(University of Nairobi, 2017)Leafy vegetables are very highly perishable and must be utilized immediately after harvest. Their fast deterioration is attributed to various biological and environmental factors with temperature playing a central role. ... -
Off-season Flower Induction in Mango Fruits Using Ethephon and Potassium Nitrate
(University of Nairobi, 2017)Seasonality in mango production is a major factor contributing to high postharvest losses reported in the value chain. Oversupply during the high season is one of the factors that contribute to the high postharvest losses ... -
Investigation of the Electrocatalytic Properties of Spherical Palladium Nanoparticles and Palladium (100) Iridium Bimetallic Nanocomposites Towards Ammonia Electrooxidation on …
(University of Nairobi, 2015)The electrocatalytic properties of cubic palladium-iridium {Pd(100)Ir} bimetallic nanocomposite and spherical nanoparticles {Pd NPs} towards the electrochemical oxidation of ammonia were investigated in sodium hydroxide ... -
Effect of Water Stress on Yield and Physiological Traits Among Selected African Tomato (Solanum Lycopersicum) Land Races
(University of Nairobi, 2017)Expansion of tomato farming in dryland regions of Kenya has the potential to improve livelihoods and food security of rural farmers. However, the crop is very sensitive to water deficit that has made its expansion in ... -
Spatial and temporal trends of polychlorinated biphenyls in water and sediment from Nairobi River, Kenya
(University of Nairobi, 2020)Polychlorinated biphenyls (PCBs) are chemicals that have become ubiquitous environmental pollutants due to their past use, persistence, and long-range transport thus requiring continuous monitoring. Therefore, this research ... -
Anilino-functionalized Graphene Oxide Intercalated With Pt Metal Nanoparticles for Application as Supercapacitor Electrode Material
(University of Nairobi, 2016)Nanostructured anilino-functionalized reduced graphene oxide intercalated with Pt metal nanoparticles was successfully synthesized. Graphene oxide nanosheets were synthesized using a modified Hummers method with simultaneous ... -
The effects of COVID-19 on the health and socio-economic security of sex workers in Nairobi, Kenya: Emerging intersections with HIV
(University of Nairobi, 2020)The COVID-19 pandemic, and its attendant responses, has led to massive health, social, and economic challenges on a global scale. While, so far, having a relatively low burden of COVID-19 infection, it is the response in ... -
DryCardtm — A Low-cost Dryness Indicator for Dried Products
(University of Nairobi, 2017)Mycotoxin contamination of food and feed is a significant health hazard in humid areas of the world. Fungal development can be halted if the water activity of dried products is kept below 0.65. This preliminary study ... -
Formulation of Slow Release Npk Fertilizer (Cellulose-graft-poly (Acrylamide)/nano-hydroxyapatite/soluble Fertilizer) Composite and Evaluating Its N Mineralization Potential
(University of Nairobi, 2018)Polymer nano-composite fertilizer formulation has the potential to enhance nutrient use efficiency. Slow release fertilizer (SRF) composite was formulated by incorporating nano-hydroxyapatite (nano-HA) and water ... -
Specificity of CD8+ T-Cell Responses Following Vaccination with Conserved Regions of HIV-1 in Nairobi, Kenya
(University of Nairobi, 2020)Sub-Saharan Africa carries the biggest burden of the human immunodeficiency virus type 1 (HIV-1)/AIDS epidemic and is in an urgent need of an effective vaccine. CD8+ T cells are an important component of the host immune ... -
Evaluating the Effects of Formulated Nano-npk Slow Release Fertilizer Composite on the Performance and Yield of Maize, Kale and Capsicum
(University of Nairobi, 2019)Effect of formulated slow release NPK fertilizer [cellulose-graft-poly(acrylamide)/nanohydroxyapatite/soluble fertilizer] composite (SRF) on the performance and yield of maize, kale and capsicum was evaluated in a greenhouse ... -
Use of long-acting reversible contraception among adolescents and young women in Kenya
(University of Nairobi, 2020)The Kenya Demographic and Health Survey (KDHS 2014) revealed changing patterns in the contraceptive use of young women aged 15–24, shifting from injectable methods to implants. Long-acting reversible contraception (LARC) ... -
Characterization of Water Hyacinth Cellulose-g-poly (Ammonium Acrylate-co-acrylic Acid)/nano-hydroxyapatite Polymer Hydrogel Composite for Potential Agricultural Application
(University of Nairobi, 2020)Polymer nano-composite was prepared by grafting partially neutralized acrylic acid onto swollen cellulose iso-lated from water hyacinth in the presence of nano-hydroxyapatite (nano-HA) usingN,N-methylene-bis-acrylamide ... -
Bachelor of Education Teacher Trainees’ Information Evaluating Ability and Utilization of E-resources at the University of Nairobi, Kenya
(University of Nairobi, 2020)Abstract: Utilization of e-resources by Bachelor of Education Teacher Trainee exposes the learner to up-to-the minute information in multimedia format such as Compact Disk Read Only Memory (CD-ROM) databases, e-journals, ... -
The Clinical Profile of Severe Pediatric Malaria in an Area Targeted for Routine RTS,S/AS01 Malaria Vaccination in Western Kenya
(University of Nairobi, 2020)Background The malaria prevalence has declined in western Kenya, resulting in the risk of neurological phenotypes in older children. This study investigates the clinical profile of pediatric malaria admissions ahead of ... -
Applying Earl’s Km Model in Ik Management: With Reference to Kenya and South Africa.
(University of Nairobi, 2011)Purpose – The purpose of this paper is to show-case how modern Knowledge Management Models, specifically that of Earl, can be applied to manage Indigenous Knowledge (IK). Design/methodology/approach – The paper is largely ... -
Webometrics Ranking and Its Relationship to Quality Education and Research in Academic Institutions in Kenya.
(University of Nairobi, 2018)Webometrics ranking is the system of rating the world's universities based on composite indicators of visibility and activity measures (Drussa, 2014). Universities are ranked based on quality and research results reflected ... -
Metabolic syndrome and 10-year cardiovascular risk among HIV-positive and HIV-negative adults
(University of Nairobi, 2020)To determine the prevalence and correlates of metabolic syndrome (MetS) and compare 10-year cardiovascular disease (CVD) risk among Kenyan adults with and without HIV infection. We conducted a cross-sectional study among ... -
Enabling Knowledge Sharing Practices for Academic and Research in Higher Education Institutions
(University of Nairobi, 2019)This paper underscores the need for knowledge sharing practices as an enabler for enhancing academic and research activities in Higher education institutions (HEIs). Despite the various HEIs availing support driven digital ... -
Content of Vignettes and Ethical Sensitivity in Decision-Making: Case of Undergraduate Business Education Learners at University of Nairobi, Kenya
(University of Nairobi, 2020)Vignettes are instructional resources for experiential learning, which have been applied to train professionals in health sciences. Vignettes positively influence learning outcomes, learners’ perceptions, as well as ethical ...