Materials, Energy, Water and Environmental Sciences: Recent submissions
Now showing items 41-60 of 692
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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 ... -
Dust exposure and its health implications to miners in Mererani artisanal and small-scale mining industry
(Taylor & Francis, 2025-01)This study aimed to identify and quantify the total dust exposure to underground miners in Mererani, Tanzania, and its composition to generate evidence for informed decision- and policy-making. The Analytical Air Monitoring ... -
A comprehensive life cycle assessment of sisal yarn production: Unveiling sustainability and resource optimization hotspots
(Elsevier, 2025-01-19)This study presents a comprehensive life cycle assessment (LCA) of sisal yarn production, covering key phases such as cultivation, transportation, decortication, brushing, baling, and yarn making to assess the environmental ... -
Techno‐Economic Evaluation of Synthetic and Natural Antioxidants Used for Enhancing Oxidation Stability of Biodiesel
(sci, 2025-01-07)The oxidation stability of biodiesel is a critical factor affecting its storage and performance, necessitating the use of antioxidants to enhance its shelf life and reliability. Both natural and synthetic antioxidants have ... -
Effects of different lengths and doses of raw and treated sisal fibers in the cement composite material
(nature, 2025-01-10)Sisal fiber moisture sensitivity and degradation are treated by alkaline and pozzolanic methods, such as silica fume and kaolin surface coating. However, it is novel that the treatment of sisal fiber by calcined bentonite ... -
Ecological Consequences of Antibiotics Pollution in Sub-Saharan Africa: Understanding Sources, Pathways, and Potential Implications
(KeAi, 2025-01-25)In Sub-Saharan Africa (SSA), the increasing use of antibiotics in human and veterinary medicine, combined with inadequate waste and water management systems, has intensified the problem of antibiotic pollution. Untreated ... -
The phosphorus negotiation game (P-Game): first evaluation of a serious game to support science-policy decision making played in more than 20 countries worldwide
(Springer Nature Link, 2025-01-02)Environmental negotiations are complex, and conveying the interaction between science and policy in traditional teaching methods is challenging. To address this issue, innovative educational approaches like serious gaming ... -
Activated Bentonite for Physical, Mechanical, and Durability Properties of Concrete—A Review
(Wiley, 2024-12)Bentonite mostly exists in many counties and studies reported employment of activated bentonite in the concrete improves concrete performance more than using raw bentonite. However, it is not well-known which range of ... -
Development of ternary PANI/GO-Fe3O4@AgNps nanocomposites for photocatalytic remediation of toxic dye effluent under energy-efficient system
(Elsevier, 2025-03)The environmental toxicity of effluents contaminated with synthetic industrial dyes and their resistance to conventional treatments drive the need for developing innovative treatment technologies such as visible photoactive ... -
Spatial-temporal seasonal and annual rainfall trends and variability assessment in the Pangani Basin, East Africa
(Elsevier, 2024-12)Although in situ rainfall data remains the most accurate, the gauge network density in East Africa is sparse. It lacks continuity, thus making it inadequate to assess the spatial and long-term rainfall trend and variability ... -
Adsorption of phenol and methylene blue contaminants onto high-performance catalytic activated carbon from biomass residues
(Cellpress, 2025-01-15)Organic contaminants from wastewater toxicity to the environment has increased during the last few decades and, therefore, there is an urgent need to decontaminate wastewater prior to disposal. This study aimed to create ... -
Physical, mechanical, and durability properties of concrete containing different waste synthetic fibers for green environment – A critical review
(Cellpress, 2024-06-30)The world is facing a major challenge on ways to manage the waste synthetic materials that are potentially polluting the environment. So, by 2040 it is estimated from the total synthetic textile products that will be ... -
Insights into antioxidant dosage determination for improving biodiesel oxidation stability: a comprehensive review
(Tylor & Francis Online, 2024-10-10)Concerns about energy security and environmental sustainability have increased the preference for renewable energy sources. Biodiesel, a renewable alternative to conventional diesel, has gained interest as a potential ... -
Design and performance analysis of portable solar powered cooler for vaccine storage
(SCI, 2024-10-31)The efficacy of vaccine storage is significantly impacted by temperature fluc- tuations within the cooler, often exacerbated by using phase change materials in existing cooler designs for remote areas. These materials ... -
Modeling and optimization of calcined bentonite replacement in the mechanical and durability properties of mortar
(Elsevier, 2024-11)Currently, pozzolanic materials are mostly recommended to improve the properties of cement composite materials and reduce environmental pollution, challenging the world owing to ordinary Portland cement (OPC) production. ... -
Modeling and Optimization of Sisal Fiber Degradation Treatment by Calcined Bentonite for Cement Composite Materials
(Tylor & Francis Online, 2024-10-06)The treatment of sisal fiber by pozzolanic materials like kaolin and silica-fume has been explored; however, no study has modeled and optimized the effect of sisal fiber degradation treatment using calcined bentonite. ...
