Browsing Materials, Energy, Water and Environmental Sciences by Title
Now showing items 320-339 of 582
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Macroinvertebrates
(Elsevier, 2022-01-14)This chapter introduces the diversity and community composition of macroinvertebrates occurring in wetlands with emphasis on the permanent and temporary wetlands in the Afrotropical region of the world. The chapter explores ... -
Making Fe0-Based Filters a Universal Solution for Safe Drinking Water Provision
(MDPI, 2017-07-12)Metallic iron (Fe0)-based filtration systems have the potential to significantly contribute to the achievement of the United Nations (UN) Sustainable Development Goals (SDGs) of substantially improving the human condition ... -
Managing non-revenue water in Mwanza, Tanzania: A fast-growing sub-Saharan African city
(Elsevier Ltd., 2021-07)High non-revenue water (NRW) and unreliable water supply services are major challenges in operations of the water infrastructure of most fast-growing cities in developing coun- tries. In this study, an analysis of the ... -
Manihot glaziovii-Bonded and Bioethanol-Infused Charcoal Dust Briquettes: A New Route of Addressing Sustainability, Ignition, and Food Security Issues in Briquette Production
(Springer Nature Switzerland AG, 2019-11-22)Most of the citizens in developing countries use charcoal for domestic cooking and small-scale enterprises because of its high calorific value, less smoke, and easy to transport. However, a lot of charcoal dust is generated ... -
Manufacturing of Functionally Graded Porous Products by Selective Laser Sintering
(Scientific.Net, 2009-10)Selective laser sintering (SLS) is a rapid prototyping technique which is used to manufacture plastic and metal models. The porosity of the final product obtained by SLS can be controlled by changing the energy density ... -
Mapping groundwater in ungauged lake basin in Tanzania: A comparison between two topography based methods
(Elsevier Ltd., 2022-02)Groundwater is one of the most critical water resources for Sub Saharan Africa. However, the understanding of the groundwater system in the region is still lacking due to sparse groundwater observations. The influence of ... -
Mass And Energy Balance For Fixed Bed Incinerators
(Journal of Multidisciplinary Engineering Science and Technology (JMEST), 2015-09)An estimation of mass and energy balance of an incinerator is an important consideration toward the design and operation of the incineration process. This paper is aimed to study the mass and energy balance of a locally ... -
Mass transfer approach and the designing of horizontal subsurface flow constructed wetland systems treating waste stabilisation pond effluent
(IWA Publishing, 2018-11-29)Pilot-scale constructed wetlands (CWs) that allowed wastewater to flow with high interstitial velocities in a controlled environment were used to evaluate the possibility of using mass transfer approach to design horizontal ... -
Measurement of Pozzolanic Activity Index of Scoria, Pumice, and Rice Husk Ash as Potential Supplementary Cementitious Materials for Portland Cement
(Hindawi, 2017-08-06)This work investigated the properties of scoria and pumice as supplementary cementitious materials (SCMs) for Portland cement and compared to those of rice husk ash (RHA). X-ray fluorescence, X-ray diffraction, and ... -
Mesoporous carbon materials derived from artocarpus heterophyllus for water desalination and defluoridation using capacitive deionization
(NM-AIST, 2020-02)Sustainable clean water for human use can be attained through cost-effective water purification technologies whereby capacitive deionization (CDI) technology is among them. To attain high CDI performance porous carbon ... -
Metallic iron for safe drinking water provision: Considering a lost knowledge
(Pergamon, 2017-06-15)Around year 1890, the technology of using metallic iron (Fe0) for safe drinking water provision was already established in Europe. The science and technology to manufacture suitable Fe0 materials were known and further ... -
Metallic iron for water treatment: leaving the valley of confusion
(Springer, 2017-07-31)Researchers on metallic iron (Fe0) for environmental remediation and water treatment are walking in a valley of confusion for 25 years. This valley is characterized by the propagation of different beliefs that have resulted ... -
Methylammonium tin iodide perovskite: structural, electronic and thermodynamic properties by a DFT study with different exchange–correlation functionals
(Springer Nature Switzerland AG., 2020-03-20)Lead-free perovskites have drawn much attention of researchers in the field of electronics and photovoltaics due to the toxicity issue of the lead halide perovskites. The methylammonium tin iodide CH3NH3SnI3 amongst others ... -
Meticulous Overview on the Controlled Release Fertilizers
(Hindawi Publishing Corporation Advances in Chemistry, 2014-08-28)Owing to the high demand for fertilizer formulations that will exhaust the possibilities of nutrient use efficiency (NUE), regulate fertilizer consumption, and lessen agrophysicochemical properties and environmental adverse ... -
Microbial Diversity in Bushmeat Samples Recovered from the Serengeti Ecosystem in Tanzania
(Scientific Reports, 2019-12-02)Bushmeat, the meat and organs derived from wildlife species, is a common source of animal protein in the diets of those living in sub-Saharan Africa and is frequently associated with zoonotic spillover of dangerous ... -
Modeling and optimization of independent factors influencing lead(II) biosorption from aqueous systems: A statistical approach
(Elsevier, 2022-07)Lead, [Pb(II)] is a major hazardous contaminant that exists in the soil, surface, and groundwater as a result of human activities. It is carcinogenic in nature and causes damage to the liver, kidney, and bones as well as ... -
Modeling and optimization of trivalent arsenic removal from wastewater using activated carbon produced from maize plant biomass: a multivariate experimental design approach
(Springer Nature Limited, 2023-06-24)Globally, both industrialized and developing nations struggle with the issue of water pollution due to heavy metals. Human life depends on water, and when it is contaminated with dangerous heavy metals like arsenic, people’s ... -
Modeling the capacitive deionization batch mode operation for desalination
(Elsevier, 2014-09-25)Capacitive deionization (CDI) is an emerging desalination technology in which saline water flows through a pair of polarized/biased electrodes. The cations and anions are attracted towards the negative and positive electrodes, ... -
Modelling and optimization of multiple replacement of supplementary cementitious materials for cement composite by response surface method.
(Elsevier Ltd., 2024-03-07)Supplementary cementitious materials are beneficial in improving performance and lessening the cement con- sumption with highly lessening CO2 emission. Many researchers used blast furnace slag, bentonite, and active limestone ... -
Modelling of energy demand and supply patterns in Tanzania
(2016-04)Energy is an important element in realizing the interrelated socio-economic development of countries. In an attempt to develop long term energy demand and supply patterns that would enable the country meet her growing ...