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Nanocrystals of Tungstate/Molybdate Zirconium Hydroxide Hydrate Substituted by Vanadium and Zr(WMo)_(0.93)V_(0.14)O_(7.93) Contraction Compound:Synthesis with Acidic Steam Hydrothermal Method

Dong Li2011-01-01Wuji huaxue xuebao

The influences of the concentration of the acidic steam source solution,reaction temperature,filling degree of the container and the duration of the ASH on the nucleation and crystal growth processes were discussed when synthesizing VWMo·H2O by Acidic Steam Hydrothermal(ASH) route.Conditions for the above four factors…

Catalysis and Oxidation ReactionsThermal and Kinetic AnalysisPigment Synthesis and Properties

Corrosion-protective coating process for crude oil storage tank with external floating roof in oil refinery factory

Wei Wang2011-01-01Electroplating & Finishing

The serious corrosion exists on the exterior and internal metal surface of the external floating roof oil tank during long-time use.The cause of corrosion was analyzed,and the corrosion-protective coating materials for exterior and internal walls of the crude oil tank were selected.A corrosion protection project was m…

Corrosion Behavior and Inhibition

Mutagencity study of NiKeAn

Zhou Ze2011-01-01OpenAlex

OBJECTIVE:To study the genetic toxicity of NiKeAn.METHODS:the mutagenicity of NiKeAn was examined using Ames test,micronucleus test and CHL cell chromosome aberration test.RESULTS:No increase in the number of revertant colonies was found in the Ames test with and without S9 mixture.The micronucleus rates and chromosom…

Shape Memory Alloy TransformationsChemical and Physical Properties of MaterialsMetallurgical and Alloy Processes

Surface defect analysis of 65Mn steel spring

Tao Chun-hu2011-01-01Heat treatment of metals

Small black spotsand cracks on surface of some 65Mn steel springs were found in product inspection.The surface defect and crack morphologies,micro-area composition,microstructure and microhardness of the 65Mn steel spring were analyzed.The results show that during drawing of the spring steel wire,dense and ringent cra…

Microstructure and Mechanical Properties of SteelsMetallurgy and Material FormingMetal Alloys Wear and Properties

Establishment of mathematical model of overturned collar structure

WU Shi-gang2011-01-01Textile Research Journal

To make the overturned collar overturn accurately and simplify its structure to realize free overturning and achieve an attractive static shape,through direct drawing method,84 samples of overturned collar were made by using different fabrics,different neck widths,and different necklines,taking Japanese culture bodice…

Textile materials and evaluations

Aikylation of methylnaphthalene over Co modified Hβ molecular sieves

Feng Zhang、Zhixian Gao2011-01-01Industrial Catalysis

The alkylation of 2-methylnaphthalene was studied over Co modified HB molecular sieves catalysts, and the influence of Co loading and reaction temperature on the catalytic activity was investigated. Compared with Hβ and Mg/Hβ molecular sieves,1% Co/Hβ molecular sieves exhibited better conversion of 2-methylnaphthalene…

Catalytic Processes in Materials ScienceZeolite Catalysis and SynthesisCatalysis and Hydrodesulfurization Studies

DNA metallization and its applications

Zhaoxiang Deng2011-01-01Huagong jinzhan

While the intrinsic conductivity of DNA duplex is still under controversy,DNA metallization becomes a promising way to achieve enhanced conductivity of DNA and thus is the key to its applications in nanoelectronics.This review summarizes recent methodological developments in the metallization of DNA including electros…

Advanced biosensing and bioanalysis techniquesCorrosion Behavior and InhibitionAnodic Oxide Films and Nanostructures

Study on Low Temperature Electroless Nickel Plating on the MAO Ceramic Coating of Magnesium Alloy

Pengfei Li2011-01-01Surface Technology

A low temperature electroless nickel plating process on micro-arc oxidation ceramic coating of magnesium alloy was studied;The component,microstructures,corrosion resistance and wear resistance properties of the plating layer were investigated.The plating solution formula that is suitable for electroless nickel platin…

Corrosion Behavior and InhibitionMagnesium Alloys: Properties and Applications

Effects of Electrostatic Field on the Oriented Growth of Carbon Nanotubes by V-shaped Flame Method

Ding Zhao-yong2011-01-01Rengong jingti xuebao

The influence of electrostatic field on the oriented growth of carbon nanotubes in V-shaped flame system was investigated via three different ways of introduction of electric field and different sizes of bias voltage: 5 V,30 V and 150 V.The experimental results were characterized via SEM and TEM,which have verified th…

Carbon Nanotubes in Compositesnanoparticles nucleation surface interactionsElectrohydrodynamics and Fluid Dynamics

Synthesis and Electrical Properties of La_2(Mo_(1-x)V_x)_2O_(9-α)

Xu Jian2011-01-01Acta Physico-Chimica Sinica

A series of ceramic samples La2(Mo1-xVx)2O9-α (x = 0.02, 0.04, 0.06, 0.08) were synthesized by a solid-state reaction method. X-ray powder diffraction (XRD) patterns show that all the ceramic samples have a single cubic structure. The conductive properties of the ceramic samples were investigated using gas concentrati…

Catalytic Processes in Materials ScienceAdvancements in Solid Oxide Fuel CellsCatalysis and Oxidation Reactions

Arc-eroded Protection of Copper-based PM Slider Material Under Carrying-current Conditions

Gong Anhua2011-01-01Rejiagong gongyi

Carrying-current friction properties of PM(powder metallurgy) / QCr0.5 couples were investigated with a high-speed carrying current friction and wear tester.The results show that the electric current has an effect on arc energy,meanwhile load and speed have a marked effect on arc energy;arc erosion of powder metallurg…

Advanced materials and compositesElectrical Contact Performance and AnalysisMetal Alloys Wear and Properties

Synthesis and Photocatalytic Activity of MoO_2 Nanospheres

Yuying Zhang2011-01-01Journal of Southwest University

MoO2 nanospheres with an average diameter of 10 nm have been synthesized by the hydrothermal method with(NH4)6Mo7O24·4H2O and HCl as the starting materials and tartaric acid as the assistant agent.The final products are characterized with X-ray diffraction(XRD),transmission electron microscopy(TEM) and scanning electr…

Transition Metal Oxide Nanomaterials

The influences of different electrolytes on the I-V properties of PECs based on the CdS films

Yuan Hong-yan2011-01-01Chemical Research and Application

In the photoelectrochemical cells(PECs),the electrolyte plays an important role in the electron transfer process.In order to improve the overall efficiency of photoelectrochemical cells,it is necessary to seek out the optimal electrolyte.In this paper,the influences of six types of electrolytes on the Ⅰ-Ⅴ properties o…

Quantum Dots Synthesis And PropertiesGas Sensing Nanomaterials and SensorsChalcogenide Semiconductor Thin Films

Preparation of Ultrafine Silver Powder by Chemical Deposition for Printed Electronics

Bei Chen2011-01-01Fudan xuebao. Ziran Kexue ban

By using liquid chemical deposition method,silver nitrate as raw material,hydrazine hydrate as reducing agent,polyvinylpyrrolidone(PVP) as disperse agent,ultrafine silver powder was prepared by dropping silver nitrate into reducing solution at room temperature,and then separated by filtrating with millipore filter.The…

Gold and Silver Nanoparticles Synthesis and Applications

Research of wet comfort plain fabric

Jingyi Zhou2011-01-01Tianjin Gongye Daxue xuebao

Starting with moisture-transfer mechanism of absorption quick dry fiber,ramie,cotton,modified polyester/cot-ton(80/20) blend yarn,modified polyester/ramie(75/25) blend yarn are used as materials to produce 5 plain fabrics,then the series indexes of property of wet comfortableness property are tested.The result shows t…

Textile materials and evaluations

Synthesis and Thermal decomposition of μ-Oxalato-bis[(N,N′-dimethylformamide)(1,10-phenanthroline)copper(II)]bis(perchlorate)

Hui Liu、Xu Shouxiang、Yan-Fei Li 等 4 位作者2011-01-01Chemical Research and Application

The title centrosymmetric binuclear complex,[Cu2(C2O4)(C12H8N2)2(C3H7NO)2](ClO4)2(1),was synthesized by the reaction of 1,10-phenanthroline,2,5-dihydroxy-1,4-dithiane and Cu(ClO4)2·6H2O.Then the complex was characterized by IR spectra and elemental analysis.The thermal decomposition of the complex was studied by TG te…

Metal complexes synthesis and propertiesMagnetism in coordination complexesNonlinear Optical Materials Research

Effect of Electric Pulse on Solidification Structure of Oriented Silicon Steel

Yanbing Zong2011-01-01Rejiagong gongyi

Research on the influence of the electric pulse on the solidification structure of oriented silicon steel was preformed.Electric pulses in different parameters were applied to molten steel and results were compared.The result shows that solidification structure of oriented silicon steel can be improved by the electric…

Solidification and crystal growth phenomenaMetallurgical Processes and ThermodynamicsElectromagnetic Effects on Materials

Study on the Stiffness Property of Section-changed Plate Spring with SMA Fiber Composite Materials

Xianghong Du2011-01-01Journal of Shandong University of Science and Technology

The stiffness property of the section-changed plate spring with fiber composite materials embedded shape memory alloy(SMA) was studied.First,basic mechanical properties of the SMA material most in use was analyzed and restrained recovery characteristics based on the Brinson constitutive model were discussed.Based on t…

Shape Memory Alloy Transformations

Hydrothermal synthesis and crystal structure of a novel complex(H_3NCH_2CH_2NHCH_2CH_2NH_3)_2[(HPO_4)_2Mo_5O_(15)]

Jiang Li-fang2011-01-01Journal of Minjiang University

The title compound((H3NCH2CH2NHCH2CH2NH3)2[(HPO4)2Mo5O15],Mr=1121.99) is synthesized by hydrothermal reaction.It crystallizes in a triclinic system with space group P-1 and unit cell parameters :a= 0.980 6(2)nm,b= 0.995 2(2)nm,c=1.468 0(3)nm,α= 95.46(3)°,β= 98.88(3)°,γ= 95.70(3)°,V=1.399 6(5)nm3,Z=1,Dc = 2.648 mg/m3,…

Metal-Organic Frameworks: Synthesis and ApplicationsPolyoxometalates: Synthesis and ApplicationsChemical Synthesis and Characterization

Study on the Heating Procedure of Extruded Polystyrene

Chao Chen2011-01-01China Plastics

The pyrolysis characteristics of extruded polystyrene(XPS) was studied using combined analysis of thermogravimetry and Fourier transform infrared spectrometry(TG-FTIR).It showed that the initial melt temperature was about 78 ℃,the melt temperature was 100 ℃,the melt flow temperature was 212 ℃.Thermogravimetric rate of…

Textile materials and evaluationsFiber-reinforced polymer compositesMaterial Properties and Processing