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SYNTHESIS AND CHARACTERIZATION OF PVA CAPPED CdSe NANOPARTICLES FROM AN AMMONIA FREE BATH

Dulen Saikia、Pallabi Phukan2014-01-01OpenAlex

Polymer capped cadmium selenide (CdSe) nanoparticles of average sizes within quantum dot (QD) regime have been synthesized by a simple chemical route without using any complexing agent. Polyvinyl alcohol (PVA) was used as a stabilizer as well as host matrix to prevent agglomeration of nanoparticles. The growth of the…

Quantum Dots Synthesis And PropertiesChalcogenide Semiconductor Thin FilmsPolymer Nanocomposite Synthesis and Irradiation

Structural and Elemental Analysis of Plasma Nitrided Commercially Bure Titanium and Ti-6Al-7Nb alloy

Thair L. Al-Zubaydi、Entisar Hatoo、Shahlaa Jomaa2014-01-01Engineering and Technology Journal

Titanium and Ti – 6Al – 7Nb alloy biomaterials have become relatively popular for surgical implants. Plasma nitriding are commonly used for orthopaedic devices which are subjected to articulation and wear, to increase the surface hardness, and reduce the generation of wear debris. This paper aims to demonstrate the st…

Bone Tissue Engineering MaterialsMetal and Thin Film MechanicsTitanium Alloys Microstructure and Properties

TECHNOLOGY Comparative Studies of NiMgCuZn composite ferrites with Equimolar (NiCuZn+MgCuZn) Nanocomposite ferrite useful for Microinductors Applications

N. Varalaxmi、K. V. Siva Kumar、S. V. Puram2014-01-01OpenAlex

In this paper, we report a comparative study on str uctural, magnetic, electric properties and stress sensitivity of the Ni 0.175 Mg 0.125 Cu 0.15 Zn 0.55 Fe 2O4 with equimolar nano composite ferrite 0.5((Ni 0.35 Cu 0.05 Zn 0.6 Fe 2O4)+ (Mg 0.25 Cu 0.25 Zn 0.5 Fe 2O4)) prepared by conventional double sintering techni…

Magnetic Properties and Synthesis of FerritesMagnetic Properties and ApplicationsInduction Heating and Inverter Technology

INTERNATIONAL JOURNAL OF ENGINEERING SCIENCES & RESEARCH TECHNOLOGY Dielectric Relaxation Studies of Alkylacrylates with Ortho-Substituted Benzoic acids in 1, 4 - Dioxane

F. Liakath Ali Khan、J. Udayaseelan、M. Aravinthraj2014-01-01OpenAlex

Dielectric absorption studies of Hydrogen bonded complexes of alkyl acrylates with ortho substituted benzoic acid (2 - Fluro benzoic acid, 2 - Iodo benzoic acid, 2 - Chloro benzoic acid, 2 - Bromo benzoic acid, and 2 - Nitro benzoic acid) were studied at microwave frequency 9.43GHz in dilute solution of 1,4 - Dioxane…

Epoxy Resin Curing ProcessesInorganic and Organometallic ChemistrySynthesis and properties of polymers

Short Communication Desalination Behavior of Calcined Hydrotalcite From Seawater for Preparation of Agricultural Cultivation Solution Using Natural Zeolite

Takaaki Wajima2014-01-01OpenAlex

The desalination behavior of calcined hydrotalcite (CHT) from seawater used to treat seawater that was subsequently subjected to zeolite treatment prior to application of irrigation water was investigated. The results revealed that CHT removed Cl–, SO42–, Mg2+ and Ca2+ from seawater, but that Na+ and K+ were almost un…

Layered Double Hydroxides Synthesis and ApplicationsPhosphorus and nutrient managementMagnesium Oxide Properties and Applications

Published as part of the Accounts of Chemical Research special issue "2D Nanomaterials beyond Graphene".

Dominik Lembke、Simone Bertolazzi、András Kis2014-01-01OpenAlex

CONSPECTUS: Atomic crystals of two-dimensional materials consisting of single sheets extracted from layered materials are gaining increasing attention. The most well-known material from this group is graphene, a single layer of graphite that can be extracted from the bulk material or grown on a suitable substrate. Its…

Graphene research and applications2D Materials and ApplicationsMXene and MAX Phase Materials

Physicochemical properties influencing cellular uptake, intracellular trafficking and biological effects of nanomaterials

Atieh Hashemi、Shahid Beheshti2014-01-01OpenAlex

With the rapid development of nanobiotechnology, application of nanoparticles in medicine, gene-therapy and drug delivery are gaining increased attention. Due to safety consideration in biomedical applications, recently the interaction between nanomaterials and cells has been seriously studied. Since this interaction…

Nanoparticles: synthesis and applications

REALIZATION OF POROUS SILICON NANO STRUCTURES FOR OPTICAL DETECTION OF PETROL ADULTERATION

Vivekanand Mishra、Piyush N. Patel、T. Vohra2014-01-01OpenAlex

In India, adulteration of petrol with kerosene is a common malpractice. As the domestic fuel for a larger section of the society, kerosene has been made available at prices cheaper than petrol by the Government. Petrol is used mainly in the automobile industry and its adulteration leads to an increase in environmental…

Gas Sensing Nanomaterials and SensorsSilicon Nanostructures and PhotoluminescenceNanowire Synthesis and Applications

SPECTRAL ANALYSIS OF METHYL-AMINOLEVULINATE BASED PHOTODYNAMIC THERAPY USING FRACTIONATED LIGHT

Cristina Cîrtoaje、Emil Petrescu、Mihaela Antonina 等 4 位作者2014-01-01OpenAlex

Fractionated light effects on malign-cell culture previously treated with methylaminolevulinate were studied. Fluorescence spectra were recorded, after a single laser irradiation and compared to the spectra obtained when the beam was divided in two or three parts (fractionated light irradiation). The spectral curves o…

Porphyrin and Phthalocyanine ChemistryPhotodynamic Therapy Research StudiesPhotoreceptor and optogenetics research

Thorium - Future Energy of Modern Civilization and its Ore Occurrences in Georgia

Avtandil Okrostsvaridze2014-01-01OpenAlex

In light of exhaustion of hydrocarbons reserves a new energy resource search is of vital importance for modern civilization. At time of energy resources crisis, the radioactive element thorium ( 232 Th) is considered to be the main energy resource for the future of our civilization. Modern industry uses thorium in hig…

Radioactive element chemistry and processingNuclear Materials and Properties

"Soft matter science for design and development of functional nanomaterials: emerging properties and original opportunities"

Davide Bonifazi2014-01-01OpenAlex

Confined organic multicomponent architectures are considered the ultimate candidates for engineering molecular-based devices displaying potential applications as optoelectronics, biomimetic systems, catalysts, sensors, data storages, and solar cells. Ideally, to exploit single-molecule devices it is necessary to devel…

Supramolecular Self-Assembly in MaterialsSurface Chemistry and Catalysis

Structural and spectroscopicalstudiesonL-phenylalanine L- phenylalaninium-benzoic acid

M. Raja、S. Arulmozhi、J. Madhavan2014-01-01OpenAlex

The Infrared spectrum of L-phenylalanine L-phenylalaninium-benzoic acid (LPB) was recorded and analyzed in the region 4000-400 cm -1 . Optimized geometrical structures and harmonic vibrational frequencies have been computed by the B3 based (B3LYP) density functional method using 6-31+G (d, p). The calculated first hyp…

Nonlinear Optical Materials ResearchMolecular spectroscopy and chiralityFree Radicals and Antioxidants

РЕСУРСЫ СЫРЬЯ И КОМПОНЕНТНЫЙ СОСТАВ ЭФИРНОГО МАСЛА ПЕРОВСКИИ ПОЛЫННОЙ (PEROVSKIA ABRATANOIDES KAREL) В УСЛОВИЯХ ИССЫК-КУЛЬСКОЙ КОТЛОВИНЫ

N A Rogova2014-01-01OpenAlex

Проведены исследования по изучению сырьевых запасов и компонентного состава эфирного масла эфиро-масличного растения – Perovskia abrotanoides Karel. В исследуемом геоботаническом регионе обнару-жены в 9 участках естественные заросли Perovskya abrotanoides на общей площади 38,5 га, при средней продуктивности 344 кг/га…

Clay minerals and soil interactionsMineralogy and Gemology StudiesPhytochemical and Pharmacological Studies

HYGROTHERMAL RESPONSE OF PLANT FIBRE REINFORCED COMPOSITES

Christian Sunday Chukwuekezie、Christopher Chukwutoo Ihueze、Jamaliah Idris 等 4 位作者2014-01-01ARPN Journal of Engineering and Applied Sciences

The effect of soaking time and temperature response for coconut and raffia fibre reinforced composite on their mechanical properties have been studied. Tensile and compression test for treated and untreated were performed using a universal testing machine (Monsanto Tensometer). The conditioned samples in each case sho…

Natural Fiber Reinforced CompositesFiber-reinforced polymer compositesMechanical Engineering and Vibrations Research

Profit- function of two standby system with failure due to extremely high radiations and switch failure

Ashok Kumar Saini2014-01-01OpenAlex

Introduction: In Nuclear Reactor the leakage in form of radiations becomes highly beings. The radiations from the nuclear reactor are always under serious consideration due to fatal and miserable results to human race. Every precautions and extra care is taken to avoid any miss carelessness or due to failure of some e…

Reliability and Maintenance OptimizationRisk and Safety AnalysisGraphite, nuclear technology, radiation studies

Validated stability-indicating high performance thin layer chromatographic method for determination of zaltoprofen in pharmaceutical dosage formulation

Kalpana Patel、Ruchita G. Gadhavi、Neha Panchal 等 6 位作者2014-01-01Der pharmacia lettre

A specific stability indicating high-performance th in-layer chromatographic method for analysis of zal toprofen both as a bulk drug and in formulation was developed and validated. The method employed HPTLC aluminium pla tes precoated with silica gel 60 F 254 as the stationary phase. The solvent system consis ted of M…

Analytical Chemistry and ChromatographyNonlinear Optical Materials ResearchAnalytical Methods in Pharmaceuticals

CORROSION INHIBITORY EFFECTS OF 4- *(3- NITROBENZYLIDENE) AMINO+ BENZOIC ACID SCHIFF BASE (SBNAB) ON MILD STEEL IN ACID MEDIA.

G Echem Ogbonda2014-01-01OpenAlex

The purpose of this study was to synthesize, characterize and investigate the corrosion inhibitory effects of a Schiff base that can inhibit mild steel more efficiently at higher temperature. Weight loss and gasometric methods were used to study the corrosion inhibition of mild steel in sulphuric acidic solution by 4-…

Corrosion Behavior and InhibitionInorganic and Organometallic ChemistrySynthesis of Tetrazole Derivatives

PREPARATION AND PROPERTIES OF POLYIMIDE/GRAPHENE NANOCOMPOSITES

Chang‐Sik Ha2014-01-01OpenAlex

Graphene, a two-dimensional atomically thin honeycomb lattice, has emerged as the subject of tremendous interest because of its unique structure and outstanding physical, thermal, mechanical, and electron transport properties. Graphene has a lot of potential applications, such as in catalysts, photovoltaics, field eff…

Graphene research and applicationsSupercapacitor Materials and FabricationConducting polymers and applications

PODATNOëÇ POËÅCZENIA NA WODOROWANIE W UKËADZIE PLATERU STAL 304 SS ZGRZEWANYM WYBUCHOWO Z TYTANEM

S. Mikoëajczyka2014-01-01OpenAlex

Welds of thick plates (304 SS) clad with Ti of commercial purity in as-received state and also after subsequent heat treatment and/or after hydrogen charging were investigated. Fatigue tests were carried out at amplitude of 20 Hz and in case of bimetal without hydrogen charging also at amplitude of 40 Hz. After heat t…

Microstructure and Mechanical Properties of SteelsHydrogen embrittlement and corrosion behaviors in metalsWelding Techniques and Residual Stresses

PHYTOCHEMICAL INVESTIGATION AND ANTIPROLIFERATIVE ACTIVITY OF LIMONIASTRUM FEEI (GIRARD) BATT.

Sihem Boudermine、Nicola Malafronte、Noureddine Bghidja 等 7 位作者2014-01-01OpenAlex

In the present work we reported the phytochemical analysis of n-buthanol extract of Limoniastrum feei (Girard) Batt. a plant belonging to Plumbaginaceae family. A new phenolic compound (1) together with six know compounds were isolated. Their structures were elucidated by 1D and 2D NMR experiments including 1D TOCSY,…

Natural product bioactivities and synthesisBioactive Compounds and Antitumor AgentsPhytochemistry and Bioactive Compounds