Open Access Journals: Recent submissions
Now showing items 241-260 of 831
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Corrosive Behavior and Physic-Chemical Characterization of Filtration Tanks
(Scientific Research, 2017-11)Most drinkable water supplied to the public in Mexico City comes from deep wells which extract water from the subsoil. Before being distributed, it is treated in steel filtration tanks. This water must be subject to ... -
Cation Sensing of Pyridoxal Derived Sensors Towards Fe (II) Ion in Pure Aqueous Solution
(2017-12)A novel sensor (L) was synthesized using Schiff base reaction of pyridoxal with orthophenylene diamine and was characterized by various spectroscopic techniques such as FTIR, 1H NMR and Mass spectrometry. The cation ... -
Electrochemical Characterization of Al 1100 Alloy in Different Concentration of Ammonium Chloride Solution at Laboratory Temperature.
(Chem Sci J , Vol 8(4), 2017-09)In this study of Al 1100 alloy is selected, the corrosion test was conducted at room temp using Electrochemical studies. The corrodent medium used for the test was 1 M, 75 M, 0.5 M and 0.25 M Ammonium chloride solution. ... -
Evaluation of the Efficiency of Certain Attractive Toxic Baits for the Control of the House Fly, Musca domestica (Diptera: Muscidac)
(2017-09)The efficiency of boric acid, borax and imidacloprid is evaluated for inhibition of adult house fly emergence (IC values) as dry and liquid baits. In the two cases, imidacloprid has the greatest fatal effect at both IC50 ... -
A Comparative Study on the Physicochemical Parameters of Milk of Camel, Cow and Goat in Somali Regional State, Ethiopia
(2017-10)This research was carried out to investigate key physicochemical parameters of milk samples collected from camel, cow and goat in Jigjiga district, Eastern Ethiopia. Sixty fresh milk samples were collected purposively from ... -
Azido-meta-hemipinic Acid: An "Introverted" Acid?
(2018-02)Biocomposite materials consisting of Poly-L-Lactic-Co-Glycolic Acid (PLGA) and Hydroxyapatite (HA) were synthesized and mechanical properties have been observed by carrying out the fatigue test, for which accelerated tests ... -
Specific Heat of Solution of HCl-NaOH Reaction by a Simple Handmade Calorimeter
(2017-12)A research study was performed by couple of students under the research project of bachelor in chemistry. The main goal to perform this project was to determine the changes in temperature of solution when an acid and a ... -
Investigation of Adsorption Process of Hydrogen on Fe-Ti: Theoretical Simulation and Interpretation of Isotherms with Statistical Physics Treatment
(2017-10)Three theoretical expressions for the adsorption isotherms of hydrogen on Fe-Ti at three temperatures 100 K, 80 K and 60 K have been established. Our objective in this modeling is to select the adequate model that presents ... -
Quantum Mechanical Study on the Effect of Solvent in the Properties of Benzophenone
(2017-09)The effect of solvents on spectroscopic properties of benzophenone is analyzed using DFT/6-311G method. The data on effect of solvents is used to estimate excited state dipole moment using the theoretically determined ... -
Biological Activities of Resveratrol against Cancer
(2018-04)Resveratrol (RSV) is a polyphenolic compound naturally found in grapes, peanuts, and berries. Considerable research has been performed to determine the benefits of RSV against various human diseases, especially cancer. ... -
Biodiesel Production from Neem Seed (Azadirachta indica) Oil Using Calcium Oxide as Heterogeneous Catalyst
(2018-04)Biofuel is an alternative and environment friendly source of energy, originated by the use of fossil fuels and have led to a notable growing demand from the last few decades. As biodiesel are usually acquired from renewable ... -
Theoretical Insight into the Structure, Energetic Property and Thermal Stability of C6N6H12 Cages
(2016-11)Recent theoretical studies have identified carbon-nitrogen cages are potentially stable high energy density materials. Two such C6N6H12 cages were proposed and investigated using the density functional theory comparison ... -
Density Functional Study of Molecular Orbitals of Ferrocene and Cobaltocene Molecules
(2016-10)The electronic structure and geometry optimization of ferrocene and cobaltocene molecules are calculated using DFT/B3LYP with the basis set of 6-31G (d). The Eigen values, Eigen vector and population analysis of the molecules ... -
Natural Bond Orbital Analysis of [Fe(H2O)6]2+/3+ and [Zn(H2O)6 ]H2On2+; N=0-4
(2016-09)Nature of delocalization of the electrons from the ligands to metals in the first coordination sphere of the highspin complexes [Fe(H2O)6]2+/3+ and [Zn(H2O)6]2+ are computationally studied using density functional theory. ... -
Bubble Formation in Helicoidal DNA Molecules
(2016-11)Wave interaction is addressed the framework of the helicoidal Peyrard-Bishop model of DNA. The model is first reduced to a set of coupled nonlinear Schrodinger equations via the multiple scale expansion. Modulational ... -
Correlation Between Oxidant Concentration and Morphological Properties of Silicon Nanowires Obtained by Silver-Assist Electroless Etching
(2017-03)In this work, a correlation between oxidant concentration and the morphological changes of silicon nanowires formed by a two-step silver-assist electroless etching method is established. It reveals that a textured silicon ... -
Thermodynamics of CO2 Adsorption on Polyethyleneimine Mesoporous Silica and Activated Carbon
(2017-03)A thermodynamic study of the enthalpies of adsorption of CO2 was conducted on polyethyleneimine 10k/ mesoporous silica (PEI-10k/MPS) and activated carbon (AC). These materials were chosen because of their high CO2 sorption ... -
Variation of Isotope Coefficient with Number of CuO2 Layers in High TC Superconductors
(2017-02)In this paper, an effort has been made to study the isotope coefficient in high TC Superconductors by using the variation of isotopic coefficient with the number of CuO2 layers and the variation of isotope coefficients on ... -
Application of Conjugated Organic Polymers for Photovoltaic's: Review
(2018-01)Photovoltaic effect is the emergence of a voltage between electrodes attached to a solid or liquid system up on shining light on to this system. Conjugated polymer is a molecular entity whose structure is represented as a ... -
Thermodynamic and Kinetic Studies of Powerful Eco Friendly Green Inhibitors; Costus afer, Uvaria chamae and Xylopia aethiopia for the Control of Mild Steel Corrosion in HCl Solution.
(2018-01)The inhibitive action of the methanol extracts of three powerful eco-friendly green Inhibitors; Costus afer (COA), Uvaria chamae (UVC), and Xylopia aethiopica (XYA) leaves on the corrosion of mild steel in 2.5 M HCl solutions ...