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PP-polymer nanocomposites with improved mechanical properties using elongational flow devices at the injection molding compounder

Markus Battisti、Walter Friesenbichler2014-01-01AIP conference proceedings

Numerous researches have been done in the field of improving PP by adding nanofillers. Consistently good scientific results and positive industrial feedback were reached; however, the industrial interest is still low due to the high technological and financial risks and too less benefit. Our experiments, using the wor…

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

Correlation between the local scale structure and the electrochemical properties in lithium orthosilicate cathode materials

Alessandro Mancini、Victoria Raissa Barbieri、Jöerg C. Neuefeind 等 5 位作者2014-01-01Journal of Materials Chemistry A

Lithium metal orthosilicates with general formula Li2MSiO4 (M = Mn, Fe and Co) are among the most attractive new materials as potential high-specific-energy cathodes for lithium batteries. All the members of this family present a rich polymorphism with at least three clearly identified crystal structures of each Li2MS…

Advancements in Battery MaterialsAdvanced Battery Materials and TechnologiesX-ray Diffraction in Crystallography

Hydrogen bonding and proton transfer in cocrystals of 4,4′-bipyridyl and organic acids studied using nuclear quadrupole resonance

J. Seliger、V. Žagar2014-01-01Physical Chemistry Chemical Physics

Cocrystals of 4,4'-bipyridyl and several carboxylic acids were grown from the methanol solution of the cocrystal formers. Complete (14)N NQR spectra of these cocrystals have been measured using (1)H-(14)N nuclear quadrupole double resonance. The principal values of the quadrupole coupling tensor are calculated from th…

Crystallography and molecular interactionsSolid-state spectroscopy and crystallographyCrystallization and Solubility Studies

Application of graphene oxide as a hydrothermal catalyst support for synthesis of TiO 2 whiskers

Kaushal R. Parmar、Shaik Basha、Z. V. P. Murthy2014-01-01Chemical Communications

How graphene oxide (GO) with its step edges and wrinkles (∼1-2 nm) acts as a catalyst in hydrothermal nucleation and growth is demonstrated. TiO2 whiskers were prepared by using GO as a support, while TiO2 nanograss was prepared without using GO.

TiO2 Photocatalysis and Solar CellsAdvanced Photocatalysis TechniquesGraphene research and applications

NONLINEAR INSTABILITY OF A THIN FILM FLOWING DOWN A SMOOTHLY DEFORMED THICK WALL OF FINITE THERMAL CONDUCTIVITY

L. A. Dávalos-Orozco2014-01-01Interfacial phenomena and heat transfer

The nonlinear instability of a thin film flowing down a heated, sinusoidally deformed thick wall of finite thermal conductivity is investigated. The stabilizing resonant effects of topography obtained in the isothermal case by Davalos-Orozco (2007, 2008) are investigated along with the stabilizing effects of the thick…

Fluid Dynamics and Turbulent FlowsSolidification and crystal growth phenomenaFluid Dynamics and Thin Films

LOW-POWER LASER IGNITION OF ALUMINUM/METAL OXIDE NANOTHERMITES

Cătălin Florin Petre、Daniel Chamberland、Tommy Ringuette 等 6 位作者2014-01-01International Journal of Energetic Materials and Chemical Propulsion

In this study, three different types of nanothermites, i.e., Al/CuO, MoO3, and Al/Bi2O3, were produced using the widely spread wet (i.e., isopropanol based) method. In addition to the above method, the three nanothermites were also produced using a Resodyn LabRAM mixer. A paraffin-coated spherical Al nanopowder (100 n…

Diamond and Carbon-based Materials ResearchEnergetic Materials and CombustionThermal and Kinetic Analysis

Open Cell Aluminum Foams Produced by Polymer Impregnation Method

E. Zaman、Özgül Keleş2014-01-01Acta Physica Polonica A

In this study, open cell aluminum foams were produced using the polymer impregnating method. This method consists of slurry preparation, template coating, drying, burning and nally sintering. Physical properties of the open cell aluminum foams were characterized. Microstructures were investigated utilizing optical and…

Advanced ceramic materials synthesisCellular and Composite StructuresAluminum Alloys Composites Properties

The Characterization of Milan WDS by Pumping Switching off: Field Test Assesment

Bruno Brunone、Silvia Meniconi、Marco Ferrante 等 7 位作者2014-01-01Procedia Engineering

In this paper, the reliability of transients as a powerful tool in the management of real water distribution system (WDS) is tested. The examined steel pipe system is the Novara WDS in the Northwest part of Milan, Italy and is managed by Metropolitana Mi- lanese S.p.A. The pressure signal acquired during the first pha…

High voltage insulation and dielectric phenomenaImage and Signal Denoising MethodsWater Systems and Optimization

Syntheses, structures, and properties of six new coordination polymers constructed from N-heterocyclic multicarboxylic acids

Fangfang Li、Qinqin Zhang、Yanyan Zhao 等 7 位作者2014-01-01RSC Advances

Six new coordination polymers, {[Zn2(Hpdtc)2(Hbpe)2]·5H2O} (1), [Zn2(pdtc)(bpe)1.5]n (2), [Zn(Hpztc)(Hbpe)(H2O)] (3), {[Zn2(pztc)(bpe)2(H2O]·9H2O}n (4), {[Cu2(pdtc)(bpy)(H2O)2]·3H2O}n (5) and {[Cu2(pdtc)(bpy)(H2O)2]·2H2O}n (6) [H4pdtc = pyridine-2,3,5,6-tetracarboxylic acid, H4pztc = pyrazine-2,3,5,6-tetracarboxylic a…

Metal-Organic Frameworks: Synthesis and ApplicationsCovalent Organic Framework ApplicationsChemical Synthesis and Characterization

Multiple Ion Cluster Source for the Generation of Magnetic Nanoparticles: Investigation of the Efficiency as a Function of the Working Parameters for the Case of Cobalt

Daniel Llamosa Pérez、L. Martı́nez、Yves Huttel2014-01-01Dataset Papers in Science

We present dataset of Co nanoparticles production using a Multiple Ion Cluster Source (MICS). We study the evolution of the mean size and deposition rate of Co nanoparticles as a function of the power and argon flux applied to the Co magnetron, the aggregation length of the Co magnetron and the total argon flux. The r…

Gold and Silver Nanoparticles Synthesis and ApplicationsIon-surface interactions and analysisnanoparticles nucleation surface interactions

Influence of Cold Rolling and Annealing on the Tensile Properties of Aluminum 7075 Alloy

A.C. Umamaheshwer Rao、V. Vasu、M. Govindaraju 等 4 位作者2014-01-01Procedia Materials Science

The present work reports the effect of cold rolling and subsequent annealing at different temperatures on the tensile behavior of 7075 aluminum alloy. The cold rolling has been carried out in between 12-28% and was annealed at various temperatures in the range of 225-325 °C for 5 min. Hardness test and tensile tests w…

Microstructure and mechanical propertiesAluminum Alloy Microstructure PropertiesMetallurgy and Material Forming

Controlled drug release from a novel drug carrier of calcium polyphosphate/chitosan/aldehyde alginate scaffolds containing chitosan microspheres

Yaping Wang、Xu Wang、Li Li 等 5 位作者2014-01-01RSC Advances

Initial burst release of drugs is a major shortcoming which needs to be addressed in treating osteomyelitis by using drug delivery systems (DDS). The aim of this study was to develop a novel DDS for reducing initial burst release based on the combination of chitosan (CS) microspheres and calcium polyphosphate/chitosan…

Bone Tissue Engineering MaterialsPolymer Surface Interaction StudiesOrthopedic Infections and Treatments

In Situ Study of Thermal Stability of Copper Oxide Nanowires at Anaerobic Environment

Lihui Zhang、Qiong Feng、Anmin Nie 等 6 位作者2014-01-01Journal of Nanomaterials

Many metal oxides with promising electrochemical properties were developed recently. Before those metal oxides realize the use as an anode in lithium ion batteries, their thermal stability at anaerobic environment inside batteries should be clearly understood for safety. In this study, copper oxide nanowires were inve…

Advancements in Battery MaterialsZnO doping and propertiesCopper-based nanomaterials and applications

Theoretical study on the effect of different substituents on the electronic structures and photophysical properties of phosphorescent Ir( iii ) complexes

Shuai Zhang、Yanling Si、Zhijian Wu2014-01-01RSC Advances

The high quantum yield of 1 compared to 4 is explained by the S 1 –T 1 splitting energy, the transition dipole moment and the energy gap between 3 MLCT/π–π* and 3 MC d–d states. Complexes 2 and 3 are expected to be the potential phosphorescence emitters in OLEDs with high quantum efficiency.

Organic Light-Emitting Diodes ResearchLuminescence and Fluorescent MaterialsLanthanide and Transition Metal Complexes

Six new coordination polymers based on a tritopic pyridyldicarboxylate ligand: structural, magnetic and sorption properties

Tao Ding、Li-Di Ren、Xiaodi Du 等 7 位作者2014-01-01CrystEngComm

Using a rigid ligand, pyridine-3,5-bis(phenyl-4-carboxylic) acid, six new coordination polymers have been synthesized and characterized, and their magnetic, photoluminescence and gas adsorption properties have been studied.

Metal-Organic Frameworks: Synthesis and ApplicationsMagnetism in coordination complexesPolyoxometalates: Synthesis and Applications

The Application of Cone Calorimeter on the Study of Burning Performance of Liquorices

Bei Pei、Guoyong Song、Chang Lu2014-01-01Procedia Engineering

In this paper, burning performance of liquorices was tested by cone calorimeter. The results indicated that liquorices were easily to be ignited, the minimum ignition heat flux intensity theoretically can be speculated at 5.8822 kW • m-2;during the early time of the ignition of liquorices, in view of the thick carboni…

Fire dynamics and safety researchFlame retardant materials and propertiesCombustion and Detonation Processes

Au-Loaded Titanium Dioxide Nanoparticles Synthesized by Modified Sol-Gel/Impregnation Methods and Their Application to Dye-Sensitized Solar Cells

Hathaithip Ninsonti、Weerasak Chomkitichai、Akira Baba 等 9 位作者2014-01-01International Journal of Photoenergy

Au-loaded TiO2nanoparticles were synthesized by the modified sol-gel method together with the impregnation method. Anatase phase of TiO2was obtained in all samples with an average particle size of 20 nm. For the enhancement of DSSCs, the dye-sensitized solar cells composed of the ITO/Au-loaded TiO2/N-719/electrolyte/P…

TiO2 Photocatalysis and Solar CellsAdvanced Photocatalysis TechniquesAdvanced Nanomaterials in Catalysis

Comparison Study of Thermal Insulation Characteristics from Oil Palm Fibre

Suhaimi Hassan、Aklilu Tesfamichael、M Faizairi M Nor2014-01-01MATEC Web of Conferences

In this study, investigation was conducted to study the use of solid biomass from palm oil mill as insulation material. The experimental study concentrates on using oil palm fiber to determine the unidirectional thermal conductivity, k. The experiment was conducted at different temperature ranges and packing density.…

Natural Fiber Reinforced CompositesHygrothermal properties of building materialsactivated carbon and charcoal