Browsing Materials, Energy, Water and Environmental Sciences by Title
Now showing items 61-80 of 582
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Calculation of the Thermodynamic Characteristics of Ions in Vapor over Sodium Fluoride
(Springer Nature Switzerland AG., 2008-01)The geometric parameters, normal vibration frequencies, and thermochemical characteristics of the ions present in vapor over sodium fluoride, Na2F+, Na3F 2+, NaF 2−, and Na2F 3−, were calculated ab initio by the Hartree-Fock ... -
Canarium schweinfurthii resin as an organic binder for carbonized briquettes
(NM-AIST, 2022-07)Charcoal is the predominant fuel used in many developing countries for domestic and commercial purposes. Transport and handling of charcoal produces fines amounting to 10-20% by weight. The fines can be turned into ... -
Capacitive Deionization for the Removal of Paraquat Herbicide from Aqueous Solution
(Hindawi, 2021-10-08)In comparison to other conventional methods like adsorption and reverse osmosis (RO), capacitive deionization (CDI) has only been investigated extensively for the removal of inorganic pollutants from water, demonstrating ... -
Capacitive deionization: a promising technology for water defluoridation: a review
(IWA Publishing, 2021-08-30)Capacitive deionization (CDI) is among the promising technologies employed for water purification. CDI has been studied for the removal of various ionic species from water including fluoride ion (F ) with promising results. ... -
Capacity building to strengthen nuclear security in the safety, operation and utilization of research reactors in Africa
(Egyptian Society of Nuclear Sciences and Applications (ESNSA), 2023-01-01)Research reactors are indispensable for developing countries to benefit from the many quiet applications of nuclear science and technology, particularly in health services, food security, water resources, education and ... -
Carbon dioxide removal using a novel adsorbent derived from calcined eggshell waste for biogas upgrading
(ELSEVIER, 2023-11-22)The existence of CO2 in biogas limits its utilization in engines by lowering its energy value and density. It contributes to global warming which is a major concern globally. The elimination of CO2 content from biogas will ... -
Catalytic hydrothermal liquefaction of orange peels into biocrude: An optimization approach by Central Composite Design
(Elsevier B.V., 2023-06-01)Global instability, persistent increase in pump-price, inflation and depletion of fossil fuel resources amidst the continuous discharge of greenhouse gases from fossil fuels combustion call for urgent attention. The ... -
Catalytic hydrothermal liquefaction of orange peels into biocrude: An optimization approach by central composite design
(Elsevier, 2023)Global instability, persistent increase in pump-price, inflation and depletion of fossil fuel resources amidst the continuous discharge of greenhouse gases from fossil fuels combustion call for urgent attention. The ... -
Catalytic supercritical water gasification of biomass waste using iron-doped alkaline earth catalysts
(Springer Nature Switzerland AG., 2022-05-18)The objective of this study is to optimise the process of supercritical water gasification of rice husk biomass utilising a low-cost catalyst made from alkaline-earth materials. The interactions between catalyst loading ... -
Catalytic tar conversion and the prospective use of iron-based catalyst in the future development of biomass gasification: a review
(Springer Nature Switzerland AG., 2020-06-27)Biomass is a promising renewable energy source which is available globally, mostly in developing countries where access to clean and affordable energy is a critical problem. Biomass gasification is an interesting technology ... -
Cattle dung production, management and utilization practices in the smallholding dairy farming systems of East Africa: A situational analysis in Lushoto District, Tanzania
(Journal of Biodiversity and Environmental Sciences, 2018-04-30)This focus review aims to update the dung and manure production, management and utilization in the East African countries and its associated challenges particularly in the case of Lushoto district, in northern Tanzania. ... -
Cattle dung production, management and utilization practices in the smallholding dairy farming systems of East Africa: A situational analysis in Lushoto District, Tanzani
(INNSPUB, 2018-04-30)This focus review aims to update the dung and manure production, management and utilization in the East African countries and its associated challenges particularly in the case of Lushoto district, in northern ... -
Caudal fin as a proxy for dorsal muscle for nutrient enrichment monitoring using stable isotope analysis: the case of Gerres filamentosus and G. oyena from mangrove creeks of Tanzania
(Western Indian Ocean Journal of Marine Science, 2022)The use of fish dorsal muscles in stable isotope studies, which is an invasive method that results in fish deaths, limits their applicability for rare and endangered fish species, as well as when large sample sizes and ... -
Characteristics of briquettes from plastic pyrolysis by-products
(MESI, 2023)Pyrolysis has been proven as a method to reduce plastic waste and produce useful products, especially liquid fuels. However, plastic pyrolysis also produces gases and char as by-products which are being investigated for ... -
Characterization of bird, reptile, and insect community diversity in constructed wetlands and waste stabilization ponds across Tanzania
(Elsevier, 2023-11)Wastewater treatment systems, such as Constructed Wetlands (CWs) and Waste Stabilization Ponds (WSPs), have untapped biodiversity enhancement and development potential. Birds, insects, and reptiles, which are displaced by ... -
Characterization of Polycaprolactone and Rice Husk Silica Composite (PCL-SiO2) by E-Spinning to Apply Supporter for Drug Release
(IOP Publishing Ltd, 2017)Abstract. Polycaprolactone (PCL) is an interesting material to apply biomedical field owing to its biodegradability and biocompatibility which is suitable for a specific site with longer healing times. Blending the polymer ... -
Characterization of soil health and nutrient content status across the North-East Maasai Landscape, Arusha Tanzania
(Elsevier B.V., 2024-01-19)Soil fertility management has been a great challenge to smallholder farmers in the Northern Tanzania, especially in the Maasai landscape. Therefore understanding the nutrient status become important to forecast ... -
Charge enhanced capacitive deionization electrodes for deionized water production
(NM-AIST, 2020-05)The deionized (DI) water of high purity standards is used in several industrial processes to manufacture products and technologies for high end applications. Deionized water is used in industrial processes such as to ... -
Chitosan-coated liposomes of Carrisa spinarum extract: synthesis, analysis and anti-pneumococcal potency
(ICE Publishing, 2023-02-16)In the present study, a chitosan (CS)-coated liposome (LipCsP-Chitosan) nanocarrier was fabricated for the delivery of Carissa spinarum (CsP) polyphenols to improve bioavailability and anti-pneumococcal potential against ... -
Clay-based ceramic materials for water de-fluoridation
(NM-AIST, 2021-08)Long-term consumption of water with fluoride concentration above the WHO recommended limit of 1.5 mg/g may cause fluorosis. Low-income communities living in fluoride endemic regions are more affected as they cannot afford ...