Browsing Materials, Energy, Water and Environmental Sciences by Title
Now showing items 534-553 of 579
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Thermal Performance Analysis of Solar Dryer Integrated with Heat Energy Storage System and a Low-Cost Parabolic Solar Dish Concentrator for Food Preservation
(Hindawi, 2020-07-30)Solar energy has become a viable alternative energy because it is a clean type of energy that converts solar radiation into heat energy for various applications such as heating water, power generation, cooking, and food ... -
Thermal Performance Analysis of Solar Dryer Integrated with Heat Energy Storage System and a Low-Cost Parabolic Solar Dish Concentrator for Food Preservation
(Hindawi, 2020-07-30)Solar energy has become a viable alternative energy because it is a clean type of energy that converts solar radiation into heat energy for various applications such as heating water, power generation, cooking, and food ... -
Thermal Performance and Technoeconomic Analysis of Solar-Assisted Heat Pump Dryer Integrated with Energy Storage Materials for Drying Cavendish Banana (Musa acuminata)
(Hindawi, 2024-02-02)This study examines a novel solar-assisted heat pump dryer integrated with a thermal energy storage system using soapstone as storage material. The dryer is investigated through experimental analysis across three operating ... -
Tin halide perovskites: computational modeling of structural, electronic and thermodynamic properties towards solar cell applications
(NM-AIST, 2021-07)In the photovoltaic field, significant attention has been drawn to lead organo-halide perovskite materials because of their higher ability to convert sun energy to electricity and relatively simple process of fabrication ... -
Tin molybdenum mixed metal oxides catalyst for oxidative desulfurization of model diesel
(NM-AIST, 2023-08)This study reports on synthesis, characterization, and catalytic activity of mesoporous mixed metal oxides of tin (Sn) and molybdenum (Mo) for sulfur removal from model diesel. Variable synthesis conditions, namely ... -
Towards sustainable management of inland waters in Tanzania assessing the ecological integrity of river ecosystems in the upper Pangani river basin (Tanzania)
(KU Leuven, 2020-12)River ecosystems encompass river channels and its floodplains and form a diverse mosaic of habitats upon which countless species of animals and plants depend for survival. They provide a plethora of services for humans ... -
Tracing the dominant sources of sediment flowing towards Lake Victoria using geochemical tracers and a Bayesian mixing model
(Springer Nature, 2023-02-14)Purpose Lake Victoria has been increasingly silting over the past decades, impacting water quality and loss of biodiversity. Sediment control strategies require information on the relative and absolute contributions of ... -
Transformations to groundwater sustainability: from individuals and pumps to communities and aquifers
(Elsevier Ltd., 2021-05-11)If the success of agricultural intensification continues to rely on the depletion of aquifers and exploitation of (female) labour, transformations to groundwater sustainability will be impossible to achieve. Hence, the ... -
Transition Management for Improving the Sustainability of WASH Services in Informal Settlements in Sub-Saharan Africa—An Exploration
(MDPI, 2018-11-05)This paper explores how transition management processes can be designed to address the unsustainability of water, sanitation, and hygiene (WASH) services in informal settlements in cities in Sub-Saharan Africa. The ... -
Trends towards Effective Analysis of Fluorinated Compounds Using Inductively Coupled Plasma Mass Spectrometry (ICP-MS)
(Hindawi, 2021-02-03)Increased demand for monitoring and identification of novel and unknown fluorinated compounds (FCs) has demonstrated the need of sensitive fluorine-specific detectors for unknown FCs in both biological and environmental ... -
Tuning optoelectronic properties of triphenylamine based dyes through variation of pi-conjugated units and anchoring groups: A DFT/TD-DFT investigation.
(Elsevier Inc., 2020-01-01)Dye-sensitized solar cells (DSSCs) have attracted widespread attention due to their unique features. In the present work, molecular engineered triphenylamine based dyes featuring donor-bridge-acceptor architecture have ... -
Tuning water chemistry for the recovery of greener products: pragmatic and sustainable approaches
(Royal Sociaty of Chemistry, 2023-02-17)The early techniques for recovery of bioactive metabolites involve conventional cold or hot solvent extraction.1 The choice is a function of the nature of the bioactive compound of interest.2 The adverse effect of organic ... -
Two-stage banana leaves wastes utilization towards mushroom growth and biogas production
(Springer Nature Switzerland AG., 2020-11-20)Banana leaves wastes (BL) were subjected to fungal treatment using Pleurotus ostreatus to produce edible mushrooms and biogas in the anaerobic digestion process. Effects of fungal treatment on mushrooms production, lignin ... -
Ultrapure water from seawater using integrated reverse osmosis-capacitive deionization system
(Taylor & Francis Online, 2013-12-19)The use of water for particular application depends on its purity level. In accordance with the world health organization, water with total dissolved salts (TDS) less than 500 ppm can be considered good for human consumption. ... -
Understanding the Emergence and Functioning of River Committees in a Catchment of the Pangani Basin, Tanzania
(Water Alternatives, 2011-06)In this paper we explore the emergence and functioning of river committees (RCs) in Tanzania, which are local water management structures that allocate and solve water conflict between different water users (smallholder ... -
Uranium Dissemination with Phosphate Fertilizers Globally: A Systematic Review with Focus on East Africa
(MDPI, 2024-01-09)Growing concern has been expressed about uranium (U) accumulation in agricultural soils caused by the long-term application of mineral fertilizers. More than 80% of naturally occurring U transfers from phosphate rock ... -
Uranium in phosphate rocks and mineral fertilizers applied to agricultural soils in East Africa
(Springer Link, 2022-12-11)Phosphate rock, pre-concentrated phosphate ore, is the primary raw material for the production of mineral phosphate fertilizer. Phosphate rock is among the fifth most mined materials on earth, and it is also mined and ... -
Use of 210Pb and 137Cs radionuclides as simple method of estimating sedimentation rates on reservoir
(Egyptian Society of Nuclear Sciences and Applications (ESNSA), 2023-01)Reservoirs are important for flood control, production of hydroelectric power, fishing, water harvesting and storage. Climate is changing, population and anthropogenic activities are increasing which increase sedimentation ... -
The use of pesticidal plants as environmental friendly Practice for field and storage pests’ management in Common beans and cowpeas
(2016-04)Infestation caused by insect pests on legumes has been witnessed to cause losses in the fields during cultivation as well as during storage. Use of pesticidal plants is seen as an alternative option although it is not used ... -
Using fishers’ local ecological knowledge for management of small-scale fisheries in data-poor regions: Comparing seasonal interview and field observation records in East Africa
(Elsevier, 2023-08)Fishers, scientists and policy makers need to describe, understand and “agree on” variations in fish catches caused by exploitation and climate change for effective fisheries management. To achieve this, relevant data with ...