Crystalline molecular conductors Ni(C3S3)2. Pd(C3S3)2 and Pt(C3S3)2 have been prepared and the material synthesizing conditions have been discussed. The resistance-temperature curves and the magnetic susceptibility-temperature curves have been determined.

The enhancement of nucleation density of diamond grown by chemical vapor deposition and the mechanism of nucleation process is the focus of recent interest. Various methods have been used to enhance nucleation density effectively, however, much on the mec

The longitudinal and transverse young's modulus of short nylon fiber/natrul rubber and neoprene composites were predicted. Based on Halpin-Tsai equation, the average length and orientation factor in were introduced into it to consider the effect of short

The crystallization behavior, phase transformation, microstructure and properties of three specimens of hot-pressed BAS glass-ceramics via sol-gel process have been investigated by XRD, DTA, SEM, TEM and 3-point bend test. The results show that crystalliz

The Strengthening effect of grain boundary (GB) on copper bicrystals was investigated by using combined bicrystals (CB) and real bicrystals (RB) with different sizes. It was found that cyclic stress and strengthening effect of GB increased with decreasing

The Al-12.45Si alloy ribbons prepared by double rollers method have hypo-eutectic morphology. The Si phase with morphology of particles was even distributed in α-Al phase base. During formation of ribbon and process of colting, parts of Si which were supe

By using glass flux and thermal cycling technologies, the undercooling ability and undercooling heredity of Cu-39%Ni-6%Fe and Ni-30%Cu-5%Fe alloys were investigated in the crucible coatings and shell mold coatings. .The experimental results indicated that

Ternary phase diagrams for diamond film synthesis in carbon-hydrogen-chlorine (C-H-Cl) system are first calculated. The change trend of diamond growth region with substrate temperature and chlorine addition is studied. Our theoretical calculations agree w

The CeO2-x films are deposited from a sintered CeO2-x ceramic target by reactive high frequency sputtering magnetron system. Influence of annealling process on the composition and Structure of CeO2-x films were determined by XRD, AFM and XPS. The results

Effect of boron trifluoride-ethylamine complex (BTF-EA) as an accelerator on the speed of cure reaction and phase separation morphology of epoxy(E51) / polysulfone(PSF) / diaminodiphenylsulfone (DDS) blend was studied. FTIR analysis showed that BTF-EA was

High-quality optical materials with uniform light scattering were prepared by modifying PS or PMMA content and the composition of copolymers. the balance between light scattering and transmission of the optical materials could be obtained.

Model single-fiber composites Al2O3/glass were fabricated using hot-press technique. Laser fluorescence spectroscopy was empolyed to investigate the stress transfer in the intedece between fiber and matrix for the composites under four-point bending.

The monodisperse polystyrene particles were prepared by free radical dispersion polymerization. The particle size and size distribution were determined by using scanning electron microscope. The results indicated that the solvency of the medium affects bo

KTiOPO4 nanocrystalline powder was successfully Synthesized by sol-gel method from potassium acetate CH3COOK, titanium tebutyl Ti(OC4H9)4, and tyibutyl phosphate (OC4H9)3PO.KTP nanocrystallites appeared above 600℃ in air. Nanocrystalline size distributes

Oxidation behavior of lead telluride (PbTe) was systematically investigated at oxygen partial pressures of 0.01 to 100 kpa in the temperature range between 700 and 900 K. Mass loss was observed at moderately low oxygen partial pressures and at high temper

Angular dependence of the coercivity for sintered NdFeB magnets is inveStigated and the effect of grain alignment on the coercivity is taken into account. The results show that the misalignment of grains makes the coercivity of magnets increase rather tha

The nano-Al powder synthesized by the active H2 plasma evaporation was compacted under 1.42GPa pressure at room temperature and the disks with 25mm diameter and 2mm thickness were obtained. The cold-compacted disks were heat-treated at temperature range f

Nano-Al particfes prepared by plasma evaporation method were compacted at room temperature into disc-shape samples with a dimension of 25×2mm. After annealing at 620℃ for 40min, the samples were cold-rolled to form sheets with thickness of lmm and length

PLT thin films with excess Ph was prepared by metallo-organic decomposition process.Electron probe microanalyzer (EPMA) and Auger electron spectroscopy (AES) depth profile composition analysis has revealed that there is excess Pb in PLT thin films and int

The several new polycene quinone radical (PAQR) co-polymers with very high Pressure resistivity coefficient were synthesized by condensation. It was experimentally found that a kink exists at about 0.11GPa on plots of log d.c. conductivity verses the squa

The composition and microstructure of Ti(C,N) films, which were produced by laser chemical deposition on Ti-6Al-4V substrate, were studied by the combined techniques of XRD, EPMA,TEM. The large area, uniform films which were mainly Ti(C,N) with small amou