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169 Result(s) for 'Characterization'
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1.
Influence of Adansonia Digitata Leaves Dye Extraction Solvent Nature on the Structural and Physical Properties of Biosynthesized ZnO Nanoparticles
A. O. Kane, S. Thior, NM Ndiaye, B.D. Ngom, O. Sakho
American Journal of Nanomaterials. 2020 8 (1). doi: 10.12691/ajn-8-1-2
Keywords: nature of extraction solvent, ZnO nanoparticles, biosynthesis, dyes, Characterization and physicalproperties
Context: ...raction solvents: ethanol, methanol, acetone and propanol. The influence of the solvent extraction nature was studied using the Characterization s techniques: DRX, BET, SEM, TEM, RAMAN. The results showed the nanoparticles obtained with the solvent Methanol are the best ...
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2.
Experimental Studies on Spectrophotometric Extraction for Estimation of Fe (III) Using an Analytical Reagent
Sonali S. Patil
Applied Ecology and Environmental Sciences. 2022 10 (9). doi: 10.12691/aees-10-9-2
Keywords: Fe (III), Spectrophotometric determination, DBA reagent, molar absorptivity
Context: ...m given sample and by use of spectrophotometer as analysis tool. In the laboratory work, the fresh reagent was prepared and its Characterization has been carried out with the help of mass spectrophotometer and IR, NMR, elemental analysis. The created analytical reagent ...
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3.
Antimicrobial Activity and Characteristics of Bacteriocin Producing Bacillus subtilis against Mastitis Pathogens
Juliana Maina, Julius Maina Mathara, Gideon M. Kikuvi, Eliud Wafula
American Journal of Food Science and Technology. 2021 9 (1). doi: 10.12691/ajfst-9-1-4
Keywords: Bacillus subtilis, Bacteriocin, mastitis, Escherichia coli, Staphylococcus aureus, Pseudomonas aeruginosa and Klebsiella pneumoniae
Context: ...was done using well diffusion methods on the nutrient agar. The results were obtained after 24hours and 48hours. Physiochemical Characterization of the bacteriocin from Bacillus subtilis was determined at different temperatures of 60°C to 121°C for 15 minutes and...
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4.
Nanocomposite ZnNb2O6 Thick Film as Room Temperature Liquefied Petroleum Gas (LPG) Sensor
Richa Srivastava
American Journal of Sensor Technology. 2014 2 (2). doi: 10.12691/ajst-2-2-3
Keywords: Sensor, morphology, sensitivity, nanomaterial, pores, LPG
Context: ...epared by screen printing technology and its LPG sensing properties were investigated. The structural and surface morphological Characterization s of the material were analyzed by using X-ray diffraction (XRD) and Scanning electron microscopy (SEM). The minimum crystalli...
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5.
Proximal Composition and Chemical Properties of the Seeds and Seed Oils of Two Peanut Varieties Grown in the Republic of Congo
Anicet Frédéric Binaki, Eliane Thérèse Biassala, Celestine Kiminou Ngounga, Jude Cédric Moumboko Kimbamba, Gouollaly Tsiba, Rosalie Kama Niamayoua
American Journal of Food and Nutrition. 2024 12 (3). doi: 10.12691/ajfn-12-3-3
Keywords: oil extraction, cakes, Characterization , proximal composition, fatty acids, Arachis hypogaea L
Context: ...razzaville markets with a view to identify their appropriate uses in nutrition and food technology. The extraction and chemical Characterization of the seed oils and cakes were carried out according to standard analysis methods. The proximal composition of the seeds of ...
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6.
Isolation and Identification of Lactic Acid Bacteria from Human Milk with Potential Probiotic Role
Serrano-Niño J.C, Solís-Pacheco J.R, Gutierrez-Padilla J.A, Cobián-García A, Cavazos-Garduño A, González-Reynoso O., Aguilar-Uscanga B.R
Journal of Food and Nutrition Research. 2016 4 (3). doi: 10.12691/jfnr-4-3-7
Keywords: probiotics, isolation, human milk, lactic acid bacteria
Context: In recent years, there has been an increasing interest in the field of research into the Characterization of new probiotics with potential application to the health and disease prevention. Therefore, the aim of this study is to iso...
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7.
Pb(II) Removal from Aqueous Solution by Cucumis Sativus (Cucumber) Peel: Kinetic, Equilibrium & Thermodynamic Study
Ruchi Pandey, Nasreen Ghazi Ansari, Ram Lakhan Prasad, Ramesh Chandra Murthy
American Journal of Environmental Protection. 2014 2 (3). doi: 10.12691/env-2-3-1
Keywords: Cucumis sativus, adsorption, equilibrium, kinetic, sorption-desorption, recovery, FTIR, SEM.
Context: ...> during repeated sorption–desorption cycles and showed recovery of 93.5% for 25mg/l of Pb(II) ion concentration. Comprehensive Characterization parameters using FTIR, and SEM were recorded before and after adsorption to explore the number and position of the functional...
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8.
Defuzzification of Fuzzy Numbers for Student Assessment
Michael Gr. Voskoglou
American Journal of Applied Mathematics and Statistics. 2015 3 (5). doi: 10.12691/ajams-3-5-5
Keywords: Human Assessment, Fuzzy Logic, Fuzzy Numbers (FNs), Triangular (TFNs) and Trapezoidal (TpFNs) FNs, Center of Gravity (COG) defuzzification technique
Context: ...sed the Triangular Fuzzy Numbers (TFNs) as an assessment tool of student skills. This approach led to an approximate linguistic Characterization of the students’ overall performance, but it was not proved to be sufficient in all cases for comparing the performance of tw...
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9.
Comparative Study of Some Physicochemical Criteria of the Milk of Goats Raised in the Touggourt Region, Algeria
Benaissa Atika, Mimouni Yamina, Babelhadj Baaissa
Journal of Food and Nutrition Research. 2023 11 (2). doi: 10.12691/jfnr-11-2-5
Keywords: Algeria, goat, milk, physico-chemical characteristics
Context: ...alance and enrich the nutrition of the populations of these regions. The present study aim to contribute to the physicochemical Characterization of goat milk from three breeds (Alpine, Arbia and the Cross breed) reared in the research station of Touggourt, by analyzing ...
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10.
Antibiotic Resistance and Detection of Qnr Genes in isolated Uropathogenic Bacteria from Patients with Urinary Catheters
Eric Joël TAHOU, Kouadio Fernique KONAN, Bertin Konan TIEKOURA, Assanvo Simon-Pierre N’GUETTA, Kouadio Nathalie GUESSENND
American Journal of Microbiological Research. 2026 14 (1). doi: 10.12691/ajmr-14-1-1
Keywords: Antibiotic resistance, uropathogens, urinary catheter, co-expression
Context: ...tients with urinary catheters. The study involved bacterial strain collection, antibiotic susceptibility testing, and molecular Characterization for the detection of genes mediated by fluoroquinolone resistance. A total of 81 strains were collected. Strain distribution ...
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