Browsing by Title
Now showing items 1814-1833 of 2254
-
Removal of heavy metals from binary and multicomponent adsorption systems using various adsorbents – a systematic review
(Research Society of Chemistry, 2023)The ecosystem and human health are both significantly affected by the occurrence of potentially harmful heavy metals in the aquatic environment. In general, wastewater comprises an array of heavy metals, and the existence ... -
Removal of heavy metals from water by capacitive deionization electrode materials derived from chicken feathers
(NM-AIST, 2019-03)Capacitive deionization (CDI) is an emerging desalination technology based on the principle of electrical double layer capacitors. When the voltage is applied to the surface of the electrodes, electrodes become oppositely ... -
Removal of hydrogen sulfide and ammonia from biogas using Oldoinyo Lengai Volcanic ash
(NM-AIST, 2019-02)Oldoinyo Lengai mountain located in Northern Tanzania is the only active natrocarbonatite volcano with unusually alkali-rich natrocarbonatites which are not found elsewhere in the world. Volcanic ash formed earlier during ... -
Removal of Hydrogen Sulfide from Biogas Using a Red Rock
(Hindawi, 2020-01-27)The potential of red rock (RR) materials for the removal of H2S from biogas was studied. The rock samples were collected, sieved, and organized in various particle size ranges such as 0.32-250 μm, 250-500 μm, 500-750 μm, ... -
Removal of hydrogen sulfide from biogas using red rock materials
(NM-AIST, 2020-03)In this study, the potential of red rock materials for the removal of hydrogen sulfide from biogas was studied. The rock samples were collected, sieved and organized in various particle size ranges such as 0.32 - 250 µm, ... -
Removal of hydrogen sulfide from biogas using sweet potato’s leaves derived activated carbon
(NM-AIST, 2020-04)Hydrogen sulfide gas contained in biogas is both corrosive and poisonous. In this study a performance of sweet potato leaves activated carbon for hydrogen sulfide removal from biogas was evaluated. The samples were ... -
Removal of lamivudine from synthetic solution using jamun seed (Syzygium cumini) biochar adsorbent
(Emerging Contaminants, 2023-09-01)Antiviral drugs such as lamivudine have been globally identified in the environment and marked as emerging pollutants of concern due to their bioactive extremity. Following therapeutic uses, approximately 70% of the oral ... -
Removal of Selected Heavy Metal Ions from Industrial Wastewater Using Rice and Corn Husk Biochar
(Springer Nature Switzerland AG., 2020-05-12)This study investigated the removal of heavy metal ions from industrial wastewater by using rice and corn husk biochar. The choice of the materials was influenced by their large surface area, abundance of functional groups ... -
Repellency activity of Commiphora swynnertonii exudates against Rhipicephalus appendiculatus larvae
(INNSPUB, 2017-07-30)Evaluating plant extracts for anti-tick properties is essential towards development of alternative method for controlling tick infestation and other harmful insects. This study aimed to evaluate repellency activity ... -
Representation of seasonal land use dynamics in SWAT+ for improved assessment of blue and green water consumption
(Hydrology and Earth System Sciences, 2022-08-29)In most (sub)-tropical African cultivated regions, more than one cropping season exists following the (one or two) rainy seasons. An additional cropping season is possible when irrigation is applied during the dry season, ... -
Requirements Engineering for Digitizing Traditional Medical Knowledge: The Case of Building Phytomedicine Mobile-Web Application in Tanzania
(International Journal of Knowledge Content Development & Technology, 2019-12)The digitization of traditional medical knowledge in Tanzania will greatly enhance its preservation and dissemination. This is especially important given the challenges facing the current methods of preserving and managing ... -
Requirements Engineering for Digitizing Traditional Medical Knowledge: The Case of Building Phytomedicine Mobile-Web Application in Tanzania
(Irene Evarist Beebwa et al. International Journal of Knowledge Content Development & Technology, 2019-12)The digitization of traditional medical knowledge in Tanzania will greatly enhance its preservation and dissemination. This is especially important given the challenges facing the current methods of preserving and managing ... -
Research Article Influence of Water Sanitation,and Hygiene Practices on Common Infections Under-five Children in Longido and Monduli Districts of Arusha Tanzania
(Journal of Environmental and Public Health, 2017-09-25)The study aimed at assessing water, sanitation, and hygiene practices and their influence on infectious diseases among underfive children in semipastoral communities of Arusha. The study was cross-sectional in design. ... -
Research Based Solution for Linking Higher Learning Institutions Students to Relevant Companies for Field Attachment
(Modern Education and Computer Science Press, 2019-10-08)Work-based learning is what equips students with practical skills. All higher learning institutions (HLIs) have a specified period of time for students to carry out field based practices in companies which are relevant ... -
Research Data Management Among Researchers in Higher Learning Institutions of Sub-Saharan Africa
(IGI Global, 2020)Advancement in information and communication technologies has made it easier for researchers to capture and store myriad data at a higher level of granularity. Higher education institutions (HEIs) worldwide are incorporating ... -
Reservoir dynamics of rabies in south-east Tanzania and the roles of cross-species transmission and domestic dog vaccination
(John Wiley & Sons, Inc., 2021-08-21)Understanding the role of different species in the transmission of multi-host pathogens, such as rabies virus, is vital for effective control strategies. Across most of sub-Saharan Africa domestic dogs Canis familiaris are ... -
Resilience and economic benefits of climate smartagriculture practices in semi-arid Tanzania
(NM-AIST, 2020-06)The shift of growing seasons onset due to rainfall and seasonal variability are among the climate change impacts affecting agricultural productivity in semi-arid. Seasonal variations in planting dates in semi-arid Tanzania ... -
Resistance of Bacillus cereus and its enterotoxin genes in ready-to-eat foods to γ-irradiation
(Springer Nature Switzerland AG., 2012-04-30)This study was investigated the resistance of Bacillus cereus ATCC 13752 and its enterotoxin coding genes in cereals, vegetables, and tryptic soy broth to γ-irradiation. Screening for enterotoxin coding genes, viability ... -
Response surface optimization and modeling in heavy metal removal from wastewater—a critical review
(Springer Nature, 2022-04-08)The existence of hazardous heavy metals in aquatic settings causes health risks to humans, prompting researchers to devise effective methods for removing these pollutants from drinking water and wastewater. To obtain optimum ... -
Responses of vegetation and soils to three grazing management regimes in a semi‐arid highland mixed crop‐livestock system
(John Wiley & Sons, Inc., 2014-10-14)Three grazing regimes [Cut‐and‐carry (CC), seasonal grazing (SG) and continuous grazing (CG)] currently applied in Tigrai region of northern Ethiopia were compared to identify the best grazing management in key native ...