This paper briefly reviewed the dynamic rheological behavior of multiphase / multicomponent polymers. Breakdown of the time-temperature superposition principle in the long time range (terminal range) for those polymers Was discussed. The importance of usi

SiC is a material with large band gap, high thermal conductivity, high electron saturation velocity, high breakdown voltage and low dielectric constant. Its promising properties make it a attractive material for high-frequency, high-power, high-temperatur

Sn(OC2H5)4 can be selected as one of the precursors that are used to prepare SnO2films. This paper has reported how to control the hydrozed conditions of Sn(OC2H5)4, pH value (53) and viscosity of the hydrolyzed products in order to form sol solution and

An appropriate Monte Carlo method was developed to simulate the three-dimensional normal grain growth more completely comparative investigation on the three-dimensional characteristics and the cross-sectional expressions of normal grain growth indicated t

Laser su rface remelting was conducted to improve the corrosion resistance of 1Cr18Ni9Ti austenitic stainless steeI. Experimental relationship betWeen laser treatment pararneters and corrosion resistance was investigated. Particularly, an artificial neura

Blends of poly (methyl methacrylate) (PMMA) and poly (α-methylstyrene-co acrylonitrile) (α-MSAN). exhibiting an LCST behavior, were prepared by solution casting using methyl ethyl ketone (MEK) as solvent. The dynamic mechanical behavior of the single-phas

This paper describes concisely the fast calculation method and the experimental test of the temperature field of an arbitrarily given beam during the laser infusible heat treatment, and discusses theoreticaIIy necessity for detecting laser power density.

The microstructural evolution of mechanical alloyed Mo-67%Si powders using the planetary ball mill has been studied by X ray diffractometer (XRD) and differential thermal analyzer (DTA). The result shows that the hexagonal (h) MoSi2 and tetragonal (t) MoS

Phase separation during the curing reaction in a blend of diglycidyI ether of bisphenol A (E51, E39, epoxy). polysulfone (PSF) and diamindiphenylsulfone (DDS, curing agent) was studied.ln the first stage, the mixture was a single-phase system. Phase contr

BN(P)/Sialon multiphase ceramics were developed by hot-pressing sintering processing to abtain a composite with excellent thermal shock resistance and high reliability without obvious anisotropy of properties. Microstructure and phase intedece features of

The metal matrix composites based on a series of aluminium alloys and " Saffil" short fibre preforms were manufactured with the squeeze casting technique. The volume fraction of fibres in preforms was in the range from 8% to 20%. optical microscopy analys

Based on the incremental theory of plasticity and Mises criterion for yielding, a method for determining-the stress-strain relationship aed yield strength of a metallic material sudece with Xray difFraction technique has been established in this article.

A stable nano-Tio2 colloidal solution was prepared by using oleic acid with unsaturated double bonds and methylmethacrylate(MMA) as a suffoctant and an acetic solvent, respectivelythis dispersion of oleic acid coated nanoparticles of TiO2 within the polym

In this paper, the wettability experiments of Co-Ti, Ti-Zr-Cu high temperature fillers on Si3N4 ceramic were carried out. The interface between brazing alloys and ceramic was analysed by X-Ray diffraction. The brazing alloy does not wet the Si3N4 ceramic

Buried SiC layers of different implantation doses were formed by using a metal vapor vacuum arc (MEVVA) ion source, with C+ ions implanted into Si substrates. In the present study the beam energy was 50keV and the ion dose was varied from 3.0×1017cm-2 to

The crystallization behaviors of the boron component bearing B2O3-MgO-SiO2 slag with TiO2 and ZrO2 as nucleation agents ulere investigated by Xray diffraction (XRD), differential thermal analysis (DTA), scanning electron microscopy (SEM) and infrared ray(

In the present paper, microyield characteristic of a Al2O3p /6061 composite was investigated and its microstructure was observed by TEM and HREM. It indicated that the Al2O3p/6061 composite had high microyield stress and good microstructure stability comp

The possibility of amorphous phase formation by solid state reaction (SSR) in the immiscible Cu-Ta and Cu-Nb nano-multilayers was studied by means of selected area electron diffraction and X-ray diffraction. The experimental results revealed that, when th

The Zn-5Al eutectic alloy is superplastically deformed in an electric field of 0.3MV.m-1,and displays the negative electroplasticity The effect of electric field on the strain rate is relative to the effect of the surface charges on the voids on the sudec

This paper described a kind of technology on in situ preparation of (Ti, Zr)C solid-solution powder with homogenous phase by wet-chemical method. The analysis instrument for particle size and SEM showed the size distribution and morphology of as received

Mechanical alloying (MA) of elemental powder mixtrues of 38.4Cu/25.6Ti/18Fe/18Nb and amorphous Cu60Ti40 - Fe50Nb50 powder mixtures of (Cu60Ti40)64(Fe50Nb50)36 are pedermed using a high energy ball mill. In the MA processing, the systems for the elemental

A novel pulsed laser ablation technique has been used for the synthesis of nano crystalline diamond from a solid graphite target in the reactive liquid. Electron diffraction and high resolution electron micrograph indicate that particles are of hexagonal

Under nitrogen atmospheric pressure 0.5MPa. the graphite fluoride was prepared through the synthesis reaction between the graphite powder (grain <40μm, carbon content>99.7%)and the polytetrafluoroethylene at 450℃. The real density of the graphite fluoride

The influence of the content of carbon fiber, cement matrix and curing period on Seebeck effect of carbon fiber reinforced cement (CFRC) is discussed in this paper. The results show that the thermoelectric power (TEP) reaches its maximum when carbon fiber

The velocities of Iongitudinal and shear waves and the mean densities of three kinds of short fibre alumina (Al2O3) reinforced aluminum composites (Vf=5.4, 9.1 and 13.6%) were measured, from which the elastic moduli and the shear moduli were computed. The

A method of two step reactions for Synthesis SiC nanorods has been reported. First,Sio vapour was generated via the silicon reduction of silica. Second, the generated SiO vapour reacted with carbon nanotubes, which resulted in the growth of the single cry