Based on rheological,morphological andmicro-mechanical examinations, the formation behavior of a thermotropic liquid crystalline polymer as a dispersed phase in a thermoplastic matrix have been studied by using some theoretical models, which have to be o

The site occupation of substitutional atoms Cr, Mo, Ti, Ni, Mn, Si at sublattice in DO3 type stoichiometric Fe3Al intermetallics has been determined by means of neutron difractometry. On the basis of dissociation energy, the effect of atom interaction on

Based on the measurement of macro mechanical properties and surface microhardness,and the analysis of dislocation structure and micro-fracture of 45# steel in different periods of fatigue,the changing rulers of macro mechanical properties(elasticity,plast

This paper deals with friction and wear performance of spray deposition ZA27 alloy containing 6mg' g-1 silicon. The experiment results indicated that wear resistance and antifriction properties were greatly improved.

EAM together with MD has been applied to the investigation of rapid solidification process of pure Al. The structures of pure Al in liquid state, supercoolled liquid state and noncrystalline. The evaluation of structures have been examined by using bond o

The effect of trace impurity element Na on the mechanical properties of 01420 Al-Mg-Li al loy weld metal by TIG process was investigated. The weld metal is not brittle at Na content less than 20μg g-1. When Na content was increased to 50 μ g' g-1, the str

The characteristics of texture in the 3004 Al canmaking sheet in the middle processing state from continuous casting and hot rolling were analysed by using ODF, and the produced textures in the two technologies were compared carefully. Experimental result

Nanometer Powders can be produced by electrohydrodynamic technique. The mechanism of break-up of the liquid droplets generated by electrohydrodynamic technique was analyzed. Analytical results showed the applied voltage, the electric field strength and th

The research of Al-Li binary single crystals at cryogenic (77K) and room temperature (293K)shows the improvement of oh and εb at 77K. The increasing of work hardening rate (dσ / dε) and its exponent (n) enhance the ability of homogenization of deformation

Laser spallation approach has been employed to measure the interface strength of Fe/ TiN,By adjusting the laser parameters in the tests,the laser-induced spallation can just occur along the interface of Fe / TiN. The spalling process of TiN coating can be

By an approximate calculation method, the electric current, voltage,impedance as well as power during EMC process were estimated. As a result, a generator type was chosen. The device of EMC,such as inductor, was designed and set up. The aluminum and alumi

The mechanical alloying of Fe-M(M = C, SiO2, Al2O3) powders was Performed by the use of a high-energy ball milling method. Ball milling was carried out for up to 56h in argon atmosphere. The samples were analized by Mossbauer spectroscoy. The results sho

Nanocrystalline TiO2 colloidal dispersion was prepared by sol-gel method. Theproduction of porous film on conducting glass substrate was performed by straightforward screen-printing of the TiO2 dispersion. Asponge-like nanocrystalline TiO2 film (10μm thic

The strength and rheology of YAG Single crystal garnet at the conditions of T=1673~1973K, ε = 10-7~10-5s-1 and fo2 = 10 fpa~ 10 kPa were studied. The results show that brittle-ductile transiton of YAG crystal occurs at fairly high temperature (>1873K) whe

Boron-doped diamond films are deposited on the substrate Si3N4 by using microwave PCVD. Ti films are evaporated on the diamond films as ohmic contact electrodes, and then Au films are covered on the Ti films in order to protect the Ti films from oxygenat

Electrodeposition was carried out on an amorphous carbon film at potential -900 mV(SCE)for 1s in a typical bath for plating Ni-P alloy. It was shown that many crystal Ni nuclei formed on the amorphous carbon film and the discontinuous amorphous film and

The mechanism of carburation hardening of C60-C70coating on 45# steel under laser surface treatment has been studied. Rockwell hardness, metallography, SEM and XRD have been used to analyze the structure and properties of hardened layer. The results indic

Dispersion strengthened Al-Al4C3 materials were prepared by using the reaction milling technique. The properties of these materials are determined by both the content of dispersoid and also the production paramenters. The optimum range of carbon content i

Some stable and high efficient organic thin film electroluminescent devices using the other materials except ITO as anode have been firstly made. In the devices, Alq3 was used as emitting layer, a kind of sytrylamine deteritive (SA), N-(2-p-methoxylpheny

Preparation and composite mechanism of a novel organic-inorganic composite material-ceramic-wood were discussed in this paper. The procedure involved impreganation of a ceramic precursor solu tion into wood to form the composite structure of silica and or

The manufacture of copper coated carbon fiber felt / epoxy (CuCF / EP) composites was studied. The effects of Cu content on the resistivity of CuCF, composites and the shielding effectiveness of the composites were also discussed. The composite, obtained

Room temperature tensile strength analysis of δ-Al2O3 fiber reinforced Al-12Si alloy matrix composite showed that this kind of composite existed Vmin (minimum volume fraction) and Vcrit, (critical volume fraction) under the experimental conditions used in