Materials Literature

文献浏览

按标题、摘要、年份、主题和来源检索公开元数据。结果保留作者、摘要、分类与原始来源链接。

清除
第 220403 / 249942 页 · 当前展示 4,408,041–4,408,060 / 4,998,838 条匹配结果 · 摘要仅作预览

STRUCTURAL AND MECHANICAL PROPERTIES OF EN AW 6082 ALUMINUM ALLOY PRODUCED BY EQUAL-CHANNEL ANGULAR PRESSING STRUKTURNE IN MEHANSKE ZNA^ILNOSTI ALUMINIJEVE ZLITINE EN AW 6082 PO STISKANJU SKOZI ORODJE S PRAVOKOTNIM KANALOM

Miroslav Greger、Michal Madaj2014-01-01OpenAlex

At the VSB-TU Ostrava a piece of equipment was installed for verifying the equal-channel-angular-pressing (ECAP) technology, used for investigating the effect of deformation on the evolution of the structure and mechanical properties of alloy EN AW 6082. This alloy was subjected to ECAP consisting of four passes. Duri…

Microstructure and mechanical propertiesMetallurgy and Material FormingMetal Alloys Wear and Properties

The effects of Pulmonary administration of Fe 2O3 Nanoparticles on the Lung Tissue in Wistar Rat

Momayez Monireh、Fazilati Mohammad2014-01-01OpenAlex

Iron oxide nanoparticles are magnetic nanoparticles have widespread application in MRI and heat therapy of cancer as contrast elements. They also used effectively to drug and gene delivery because of effective penetrating to the cells and tissues. However, these features cause Fe 2O3 nanoparticles have toxic effects t…

Nanoparticle-Based Drug DeliveryNanoparticles: synthesis and applicationsGraphene and Nanomaterials Applications

Growth and Characterization of L-Isoleucine based nonlinear optical single crystals

P. Geetha、S. Arulmozhi、J. Madhavan 等 5 位作者2014-01-01OpenAlex

Organic materials are promising candidates since th eir properties can be custom-tailored, and their dielectric constants and refractive indices are muc h smaller than those of the most common inorganic materials. A novel organic single crystal of L-Isoleucine D-N orleucine was grown from solutions by slow evaporation…

Liquid Crystal Research AdvancementsNonlinear Optical Materials ResearchCrystallization and Solubility Studies

SYNTHESIS OF AMIDINE, IMIDATES ESTERS, OXADIAZOLES, IMIDAZOLES BANZIMIDAZOLE DERIVATIVES OF FACE ‘C’ ANNULATED 1,5-BENZODIAZEPINE

Navneet Kumar2014-01-01International Journal of Pharma and Bio Sciences

It was thought of interest to synthesis 1,5 benzodiazepine substituted with isoxazole, and thiadiazole derivatives on its 2-position linked through oxyphenyl spacer. The conceived synthetic plan for the preparation of these materials proceeded through the acceptable protocol which emerged from the face 'c' cyclohexano…

Synthesis and properties of polymersStructural and Chemical Analysis of Organic and Inorganic CompoundsSynthesis of heterocyclic compounds

Fluoride Active Core/Active Shell/Inert Shell Nanoparticles through Directed Energy Migration

Hailong Qiu、Chunhui Yang、Wei Shao 等 8 位作者2014-01-01OpenAlex

The luminescence efficiency of lanthanide-doped upconversion nanoparticles is of particular importance for their embodiment in biophotonic and photonic applications. Here, we show that the upconversion luminescence of typically used NaYF4:Yb 3+ 30%/Tm 3+ 0.5% nanoparticles can be enhanced by ~240 times through a hiera…

Luminescence Properties of Advanced MaterialsPerovskite Materials and ApplicationsLuminescence and Fluorescent Materials

Simple Viscosity Criterion for Injection Moulding Thermoplastics

Muralidhar Lakkanna、G. C. Mohan Kumar、Ravikiran Kadoli2014-01-01Hrčak Portal of scientific journals of Croatia (University Computing Centre)

Thermoplastics are available in abundance with immense properties variations, but only few are processed by injection moulding.So this manuscript deals with this issue by proposing a design criteria contingent to a particular combination of material properties, machine specifi cations and moulding features.Pertinently…

Rheology and Fluid Dynamics StudiesInjection Molding Process and PropertiesPolymer Foaming and Composites

A New Technique for Elimination of Harmonics Using Three Phase Shunt Active Filter

S. Thai Subha2014-01-01OpenAlex

This paper describes the current-detection algorithm based on the time-domain approach for three-phase shunt active power filters (APFs). It aims at eliminating harmonics and/or correct power factor and/or balance asymmetrical loads are analyzed. An overview and assessment of the performance of existing current-detect…

Power Quality and HarmonicsMagnetic Properties and ApplicationsElectromagnetic Compatibility and Noise Suppression

METAL HYDRIDE FORMATION BY MG ALLOY SINTERED POWDER FOR HYDROGEN STORAGE APPLICATION

Ken Ninez、Muhammad Junaidi、Haryati Purwaningsih2014-01-01OpenAlex

Hydrogen storage is clearly one of the key challenges in developing hydrogen economy (2). Magnesium based alloys can be used for Hydrogen Storage Materials. The composition of Mg-Al alloy is Mg-42 at.% Al and synthesized by 40hours milling time to produced MgAl solid solution. Powder from milling process sintered temp…

Hydrogen Storage and MaterialsHybrid Renewable Energy SystemsAmmonia Synthesis and Nitrogen Reduction

THERMOLUMINESCENCE DOSIMETRY STUDY OF MINERAL POTASH

K. Ankamma Rao、N. V. Poornachandra Rao2014-01-01OpenAlex

In India ceramic industry is fast growing one, more than 450 units of manufacturing ceramic tiles, vitrified tiles and sanitary ware, situated around Morbi, Rajkot, and Gujarat, India having an annual turnover of around Rs.5000 Cores. Many natural minerals are used as the raw materials required for the manufacturing c…

Radiation Effects and DosimetryNuclear materials and radiation effectsNuclear and radioactivity studies

Structural Analysis of Gamma Induced Modification in Cr-39 Polymers

Meenakshi Choudhary、Sangeeta Prasher、Mukesh Kumar2014-01-01OpenAlex

FTIR spectroscopy has been found to be useful technique in the study of chemical and structural changes occurring in polymeric systems due to irradiation. The present studies reports the structural changes in CR-39 polycarbonate irradiated to gamma radiations at different doses varying from 1KGy to 125KGy. The intensi…

Polymer crystallization and propertiesPolymer Nanocomposites and PropertiesPolymer Nanocomposite Synthesis and Irradiation

CHIRAL RECOGNITION BY POLYMETHACYRLIC ZINC PORPHYRINS

Tiziana Benelli、Luigi Angiolini、Laura Mazzocchetti 等 4 位作者2014-01-01OpenAlex

In recent years there has been a widespread interest in the study of new methodologies to determine the absolute configuration of chiral compounds. In particular a new system based on a reversible host/guest complexation mechanism using a low molecular weight porphyrin derivative (zinc-porphyrin tweezer) as a host and…

Photosynthetic Processes and MechanismsPorphyrin and Phthalocyanine ChemistryMolecular spectroscopy and chirality

A THEORETICAL STUDY OF INTERAC TION OF NANOPARTICLES WITH BIOMOLECULE

Chunhui Liu2014-01-01Digital Commons - Michigan Tech (Michigan Technological University)

Many types of materials at nanoscale are currently being used in everyday life. The production and use of such products based on engineered nanomaterials have raised concerns of the possible risks and hazards associated with these nanomaterials. In order to evaluate and gain a better understanding of their effects on…

Nanoparticle-Based Drug DeliveryGold and Silver Nanoparticles Synthesis and ApplicationsLaser-Ablation Synthesis of Nanoparticles

Fabrication of Dye Doped polymer composite and specific resistance

Aditya Bhagat、Rutwesh Shirbhate、Fastin Telare 等 8 位作者2014-01-01OpenAlex

We fabricated the polymer Polyvinyl alcohol (PVA) composed dye doped (K 2CrO 4) composites. The electrical properties as a function of dye load ing were disclosed by using an Impedance analyzer. The optimized specific resistance (Rp) was demonstrated in the range of 10 3 to 10 5 . The resistance was controlled by usin…

Advanced Sensor and Energy Harvesting MaterialsConducting polymers and applicationsPolymer Nanocomposite Synthesis and Irradiation

MANDIBULAR AMELOBLASTOMA RECURRENCE: RADICAL APPROACH WITH IMMEDIATE RECONSTRUCTION

Daniel Ferreira do Nascimento、Ndido De Souza、Bruno Luiz Menezes de Souza 等 6 位作者2014-01-01OpenAlex

Ameloblatoma is a benign odontogenic tumor of epithelial origin, with specific clinical features ascorticalexpansion, painless,associated withtooth displacementandrootresorption. Ameloblastomatreatmentiscontroversial. There are conservative and aggressive treatment options, ranging from a simple enucleation associated…

Electrospun Nanofibers in Biomedical ApplicationsPeriodontal Regeneration and TreatmentsOral and Maxillofacial Pathology

Yield and plastic behavior of glassy polymers LUCA CONCA, Lab-

Alain De、Paul Sotta、Jean-Yves Delannoy2014-01-01OpenAlex

dynamics of non-polar polymers close to the glass transition, based on percolation of slow subunits. This model is solved in 3D by numerical simulations, in order to describe and calculate the mechanical properties of glassy polymers, from the linear regime up to the plastic regime of deformation, with a spatial resol…

Polymer crystallization and propertiesMaterial Dynamics and PropertiesRheology and Fluid Dynamics Studies

Rôle des nanoparticules d’argent sur les fonctions biologiques des neutrophiles humains

Michelle A. Poirier2014-01-01OpenAlex

Les nanoparticules (NP) d’argent (Ag) sont connues pour leurs caracteristiques antimicrobiennes. Elles permettent de modifier certaines caracteristiques des produits et sont utilisees dans plusieurs secteurs (alimentaire, domestique, cosmetique, hospitalier, etc.). Les voies d’expositions sont nombreuses et variees ce…

Nanoparticle-Based Drug DeliveryNanoparticles: synthesis and applicationsAdvanced Nanomaterials in Catalysis

Characterization of Moroccan coal waste: valorization in the elaboration of the Portland clinker

Normale Supérieure Rabat Maroc2014-01-01OpenAlex

2 : Laboratoire de chimie du solide appliquee, Universite Mohammed V Agdal,Faculte des sciences Rabat Maroc Abstract. Coal exploited in the mine of Jerada (northeast of Morocco) was accompanied by large quantities of waste. The purpose of this work is to characterize this waste with the aim of its use as a material fo…

Concrete and Cement Materials ResearchRecycling and utilization of industrial and municipal waste in materials productionClay minerals and soil interactions

An effect of supporting electrolyte based CdO polycrystalline thin film prepared by electrodeposition method

M. Mummoorthi、N. Anandhan、T. Marimuthu 等 5 位作者2014-01-01OpenAlex

The present workis aimed to deposit CdO thin film on FTO substrate with various bath temperatures by electro deposition technique. The CdO was chosen due to its high electrical conductivity, good optical transparency and moderate refractiveindex. Using X-ray diffraction analysis, the multifaceted properties such as ma…

ZnO doping and propertiesGas Sensing Nanomaterials and SensorsCopper-based nanomaterials and applications

Thermal and Electrical Conductivities of Fifty-Two Selected Nigerian Timbers

I. P. Udeozo、A. N. Eboatu、I. H. Kelle2014-01-01OpenAlex

3 Abstract: The effect of thermal and electrical conductivities of fifty-two selected Nigerian timbers was analyzed. The results showed that C.vogelli and G. arborea with thermal conductivity of 10.06 x10 µmoh/cm had the 2

Wood Treatment and PropertiesNatural Fiber Reinforced CompositesBamboo properties and applications

ВИЗНАЧЕННЯ ДИНАМІЧНОЇ КРИВОЇ ЗМІЦНЕННЯ ЗА ВИМІРЮВАННЯМ ТВЕРДОСТІ МЕТАЛУ В роботі розроблено експериментальнорозрахунковий метод визначення динамічної кривої зміцнення металічних матеріалів шляхом вимірювання його статичної твердості за Брінеллем і динамічною за Лібом. Динамічна крива зміцнення апроксимована трипараметричною степеневою функцію, в якій динамічна складова враховується показником швидкісного зміцнення. Метод перевірено на 5 різних матеріалах - в углецевих та легованих сталях. …

O. V. Hrushko2014-01-01OpenAlex

The purpose of the research is justify and develop a method for determining the parameter of speed strengthening of metallic material by measuring its static Brinell hardness and dynamic Leeb hardness. The method is based on the models obtained by finite elements and regression analysis. Dynamic strengthening curve is…

Metal Alloys Wear and PropertiesEngineering Diagnostics and ReliabilityMaterial Properties and Failure Mechanisms