The Nelson Mandela African Institution of Science and Technology: Recent submissions
Now showing items 41-60 of 2461
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Farmer’s Knowledge on Thaumatotibia Leucotreta (Meyrick) an Economic Pest of Avocado Production in Tanzania
(Taylor & Francis online, 2025-01-20)Thaumatotibia leucotreta (Meyrick) is a Lepidopteran pest that feeds on more than 70 plant species, both wild and cultivated. A study was carried out in Tanzania to assess farmer’s knowledge regarding the invasion of pests ... -
Mitigation of Fluoride Contamination in Drinking Water Supply Sources by Adsorption Using Bone Char: Effects of Mineral and Organic Matrix
(MDPI, 2024-10-20)This study focused on fluoride (F−) contamination of water sources in Bahimi village, Cameroon. After the first investigation, results revealed that all water samples collected had elevated concentrations of fluoride ions ... -
Facile biosynthesis of Ag–ZnO nanocomposites using Launaea cornuta leaf extract and their antimicrobial activity
(Springer Nature, 2023-11-17)The quest to synthesize safe, non-hazardous Ag–ZnO nanoomposites (NCs) with improved physical and chemical properties has necessitated green synthesis approaches. In this research, Launaea cornuta leaf extract was proposed ... -
Ecological consequences of microplastic pollution in sub-Saharan Africa aquatic ecosystems: An implication to environmental health
(Elsevier, 2024-01-01)Microplastic pollution (MPs) emerged as a significant environmental concern due to its persistent nature. These MPs particles endure in waters, soils, and even the atmosphere, posing potential threats to the entire ecosystem. ... -
Understanding the Factors Influencing the Properties of Biomass-Derived Porous Carbon and Their Impacts on Electrical Double-Layer Capacitor Electrodes: A Comprehensive Review
(Wiley, 2024-09-04)The use of biomass as carbon precursors has been extensively investigated, with a particular emphasis on examining the properties of derived porous carbon and its application in electrical double-layer capacitors (EDLCs). ... -
Research progress of sodium super ionic conductor electrode materials for capacitive deionization
(Elsevier, 2024-07)The world is suffering from water shortage and the hope relies on the desalination of salty water. Several technologies are available for desalination such as reverse osmosis and electrodialysis. However, the application ... -
Valorization potentials of phosphate tailings at Minjingu mines in Northern Tanzania
(The Southern African Institute of Mining and Metallurgy, 2024-07)Sedimentary and igneous rocks are the two primary sources of phosphate that are mined and beneficiated to fertilizer. During the beneficiation process, phosphate is lost into the tailings. We investigated phosphate ... -
Capacitive deionization: Capacitor and battery materials, applications and future prospects
(Elsevier, 2024-09-15)Water scarcity all over the world attracts alternative methods to purify saline water and supplement the available dwindling freshwater resources. Capacitive deionization (CDI) is hopeful to supply water to the population ... -
Fluoride contamination a silent global water crisis: A Case of Africa
(Elsevier, 2024-11-20)Fluoride contamination in drinking water poses a global health risk, affecting millions worldwide, with Africa bearing a disproportionate burden due to unique geological factors like the East African Rift Valley. High ... -
Enhancing the optoelectronic properties of blended triphenylamine-betalain based dyes through tailoring the anchoring unit: a theoretical investigation
(Taylor & Francis, 2024-11-25)A series triphenyl-betalain organic dyes featuring carboxylic acid and nitro anchoring groups CH = C(X)COOH for the A1-X dyes and -CH = C(X)NO2 for the A2-X dyes, respectively, where X = CN, CH3, CCl3 and CF3 was evaluated ... -
Process modeling and optimization of photocatalytic treatment of dye-polluted effluent using novel polyaniline/graphene oxide-Fe3O4-Ag nanocomposites
(Elsevier, 2024-12-01)This study developed a novel photocatalytic nanocomposite via in situ polymerization with 3 % blend of graphene oxide (GO), magnetite (Fe3O4) and silver nanoparticle (Ag-Nps) from AgNO3. Also, the process applied a new ... -
Enhancements of Heat Islands in the Growing Cities in Developing Countries Due to Land Use Land Cover Changes and Climate Change: A Case of Babati-Tanzania
(Scientific Research Publishing, 2024-12-09)Climate is changing no doubt, with anthropogenic activities considered as the main driver of the change. Flooding, drought and urban heat island (UHI) are some impacts of climate change (CC). Additionally, land use land ... -
The enhanced performance of NaFe2PO4(SO4)2/C electrode materials in the desalination of brackish water by capacitive deionization
(Elsevier, 2024-12-15)In this study partial substitution of phosphates in Na3Fe2(PO4)3/C (NFP/C) by sulphates to prepare Na2Fe2(PO4)2SO4 (NFP2S/C) and NaFe2PO4(SO4)2/C (NFPS/C) was carried out by dissolution-evaporation method. The idea is to ... -
Combatting toxic chemical elements pollution for Sub-Saharan Africa's ecological health
(Elsevier, 2025-02-08)With its booming mining, processing industries, agriculture, and increasing urbanization, sub-Saharan Africa experiences an alarming rise in accumulation of toxic chemical elements in all environmental matrices threatening ... -
TB or not TB? Definitive determination of species within the Mycobacterium tuberculosis complex in unprocessed sputum from adults with presumed multidrug-resistant tuberculosis
(Wiley, 2021-06-09)Objectives Differences among Mycobacterium tuberculosis complex (MTC) species may predict drug resistance or treatment success. Thus, we optimised and deployed the genotype MTBC assay (gMTBC) to identify MTC to the ... -
The extended scope of neuroimaging and prospects in brain atrophy mitigation: A systematic review
(Elsevier, 2021-03)Brain atrophy is a condition associated with a reduction of brain volume. It is a common manifestation of aging even though it occurs in some childhood conditions and carried forward to pre-senile middle age. There are ... -
Hypoglycemic Effects of Cymbopogon citratus Ethanol Leaves' Extract and Its Fractions in Alloxan-Induced Diabetic Mice 2020
(Semantic scholar, 2020-12-31)Varieties of plants, including Cymbopogon citratus, are traditionally used in controlling hyperglycemia by either stimulating insulin secretion, inhibition α- Glucosidase or α-amylase activity. This study evaluated ... -
Biological properties of extracts from locally grown banana leaves indicate their possible use for wound dressing in Arusha, Tanzania
(Embase, 2021-10-01)This study assessed the biological properties and safety profile of extracts from locally grown banana leaves in Arusha (Tanzania), to affirm their possible use for wound dressing. Screening for phytoconstituents in extracts ... -
Dengue virus transmission during non-outbreak period in Dar Es Salaam, Tanzania: a cross-sectional survey
(Springer Nature, 2024-10-29)Background Tanzania has experienced multiple dengue outbreaks between 2010 and 2019, caused by various dengue virus (DENV) strains. In 2019, there were 6917 confirmed dengue cases and 13 deaths in Tanzania. Routine diagnosis ... -
“If You Do Not Take the Medicine and Complete the Dose…It Could Cause You More Trouble”: Bringing Awareness, Local Knowledge and Experience into Antimicrobial Stewardship in Tanzania
(MDPI, 2023-01-25)Antimicrobial resistance (AMR) is a global health issue disproportionately affecting low- and middle-income countries. In Tanzania, multi-drug-resistant bacteria (MDR) are highly prevalent in clinical and community settings, ...
