Open Access Journals: Recent submissions
Now showing items 261-280 of 831
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Magnetic and Photon Cascade Emission of Gd3+ of NaGd(PO3)4 Monocrystal Under Appropriate Synthesis Conditions
(2017-08)A signal crystal of NaGd(PO3)4 (NGP) was successfully grown with the solid-state reaction method under appropriate synthesis conditions. Structure refinements and the purity of the samples were determined by XRD patterns. ... -
Computational and Experimental Study of the Inhibition Effects of Purple Sweet Potato Leaves Extract on Mild Steel Corrosion in 1M H2SO4
(2017-08)The alkaloid and non-alkaloid fractions of purple sweet potato (Ipomoea batatas) written as AEIB and NEIB respectively were used as inhibitors in the corrosion reaction of mild steel in 1.0 M H2SO4 solutions. The corrosion ... -
(E)-2-Benzylidenecycloalkanones XII.* Kinetic Measurement of Bovine and Human Serum Albumine Interaction with Selected Chalcones and Their Cyclic Chalcone Analogues by UV Spectrophotometry
(Scientific Research, 2015-01)UV-VIS spectroscopic investigations of interaction of bovine and human serum albumin with selected chalcones (1) and their cyclic chalcone analogues: (E)-2-(4’-X-benzylidene-1-tetralones (3), benzosuberones (4) with ... -
Multi-Spectral and Fluorescence Imaging in Prevention of Overdose of Herbicides: The Case of Maize
(Scientific Research, 2017-04)Evaluation of the impact of herbicides on maize was done through multispectral and multi-modal imaging and multi-spectral fluorescence imaging combined with statistical methods. Spectra containing 13 wavelengths ranging from ... -
Development of a Qualitative near Infrared Screening Method for Quality Consistency Assessment of Virgin Sunflower Oil
(Scientific Research, 2017-07)Near infrared spectroscopy offers advantages in the analysis of vegetable oils such as rapidity, relative cost-effectiveness, and usually no need for sample preparation. Virgin Sunflower oils were used as reference ... -
Applications of Infrared Spectroscopy in Analysis of Organic Aerosols
(Scientific Research, 2018-01)This paper reviews the studies of using FTIR to investigate the components of aerosols produced in smog chamber experiments and collected in atmosphere. The fact that aerosols are mixture of small amount of countless ... -
Effect of Beam Length and Braced Length on Moment-Rotation Behavior of Castellated Beams
(Scientific Research, 2013-09)The presence of web openings in castellated beams introduces different modes of failure at the perforated sections such as excessive stresses in tee-sections, excessive stresses in mid-depth of the web post, web-post ... -
Environmental and Occupational Pollutants and Their Effects on Health among Brick Kiln Workers
(Scientific Research, 2016-12)The ever expanding traditional brick industry in Nepal is a labour intensive, low technology activity found in the Kathmandu Valley and Terai regions of Nepal. While environmental pollutants associated with brick making ... -
Health Hazards of Solvents Exposure among Workers in Paint Industry
(Scientific Research, 2013-12)Background: Paints and coatings include paints, varnishes, lacquers, stains, printing inks and more. A wide variety of volatile solvents are used in paint and coating manufacturing including aliphatic and aromatic ... -
Molecular Dynamics Simulations of Atomistic Detailed Hydration Structures of Poly(vinyl methyl ether)
(2015-11)Molecular dynamics simulations have been performed on the aqueous solutions of Poly(vinyl methyl ether) (PVME) at various concentrations. Both radial and spatial distribution functions are used to investigate the detailed ... -
Response of CR-39 Polymer Radon-Sensors via Monte-Carlo Modelling and Measurements
(2014-05)International studies of radon indoors and in workplaces have shown significant radiation dose burden of the general population due to inhalation of radon (222Rn) and its short-lived progeny (218Po,214Pb, 214Bi, 214Po). ... -
Anisotropy of Photocatalytic Properties in Nanostructured Photocatalysts
(Scientific Research, 2016-04)Energy band engineering and the nature of surface/interface of a semiconductor play a significant role in searching high efficiency photocatalysts. Actually, the active facets, morphology controlling, especially the ... -
The Impact of the Physiochemical Properties of Manufactured Nanoparticles on In vitro and In vivo Evaluation of Particle Toxicity
(2014-04)Recently, many in vitro studies evaluating the effects of nanoparticles on cellular physiology have been reported. In in vitro systems, the nano-objects induce not only primary effects but also confounding (artificial) ... -
Kinetic Study of Decolorization of Methylene Blue with Sodium Sulphite in Aqueous Media: Influence of Transition Metal Ions
(2014-04)The kinetics of decolorization of methylene blue (MB+) with sodium sulphite in aqueous media was investigated over the temperature range 20-40°C. The kinetic studies were carried out as a function of different variables ... -
Energy Transfer in Triple Semiconductor-Organic Hybrid Structures
(Scientific Research, 2017-01)With aim to increase set of modern commercial optoelectronic devices we investigate the optical properties of new triple semiconductor-organics-semiconductor nanostructure having two semiconductor layers with organic ... -
Eco-Friendly Synthesis of Silver Nano Particles Using Carica papaya Leaf Extract
(Scientific Research, 2018-01)Silver nanoparticles were synthesized using eco-friendly method with extract of Carica papaya as reducing and stabilizing agent. The silver precursor used was silver nitrate solution. A visible colour change from colourless ... -
Aptamers—A Promising Approach for Sensing of Biothreats Using Different Bioinformatics Tools
(Scientific Research, 2013-11)Intentional release of pathogens or biotoxin against humans, plants, or animals is an impending threat all over the world. Continuous monitoring of environment is required for their detection. These signals can help to ... -
An Easy and Efficient Method to Functionalize Titanium Dioxide Nanoparticles with Maleic Anhydride
(Scientific Research, 2014-07)In this work, titanium dioxide (TiO2) nanoparticles were functionalized with maleic anhydride (MA), using a non-polar (toluene) and polar protic (ethanol) solvents. The concentrations of MA in the reaction were varied ...