VSb3W-Al2O3 catalysts for propane ammoxidation were prepared by the conventional slurry method and new slurry method, namely, the reduction-oxidation slurry met
Electrochemical measurement,optical microscopy,and scanning electron microscopy were employed to investigate the corrosion behavior of some low alloy steels.The
Frequency-invariant beamformer (FIB) design is a key issue in wideband array signal processing. To use commonly wideband linear array with tapped delay line (TD
A generalized form of material gradation applicable to a more broad range of functionally graded materials (FGMs) was presented. With the material model, analyt
La1-xSrxCo1-yFeyO3 cathode materials for solid oxide fuel cells were prepared by the microwave synthesis method. The reaction mechanism was studied using a ther
The effect ofrare earth(Re)and titanium(Ti)multi-modification on the impact wear behavior of Mn-B high-Si bainitic cast steel was investigated systematically.Th
A potential energy framework for assessment of grid vulnerability was presented. In the framework, the branch potential energy function model was constructed. T
Zr50Al15Ni10Cu25 amorphous powder was synthesized by mechanical alloying. The effect of Si3N4 addition on the crystallization behavior of the alloy during sinte
A composite layer was prepared on the surface of Ti-6Al-4V alloy by nitriding-sulfurizing composite treatment,and its microstructure and phase structure were ex