Materials Literature
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SrTiO3 thin film has been paid more attention for its excellent capability.Properties and application of SrTiO3 thin film were introduced firstly,then the preparation technic and research actuality with physical and chemical method were summarized in detail,at last the prospect of research field of SrTiO3 thin film pr…
The control over size and morphology is important for the synthesis of silver nanoparticles.In this study,silver nanoparticles stabilized by PVP were prepared by acetonitrile solvothermal.The particle size and morphology influenced by different reaction temperature and different concentration of PVP were preliminarily…
A new type of safe extender oil NAP10 developed by Karamay Petrochemical Company was employed as neodymium-based cis-1,4-polybutadiene.The basic properties of the extended Nd-based butadiene rubber compound and its application in radial tire were evaluated.Its properties were compared with those of regular compound.Th…
The great progress of using gold nanoparticles(GNPs) in tumor diagnosis and detection is due to a unique combination of physical and chemical properties.The effect of changing composition,shape or size upon the properties of GNPs,and the progress of applying GNPs for detecting tumor markers or as contrast agents for i…
Organic solar cells attract considerable attention owing to their advantages,such as low cost,light weight,good flexibility,and large-scale printing.The performance of organic solar cells can be improved by optimizing the device structure.Recent research progress of the organic solar cell structure optimization is rev…
A basic melting and precipitation separation-EDTA titration method for the determination of aluminum oxide in copper concentrates was established.The samples were melted by sodium hydroxide and sodium peroxide,and most of the interfering elements were separated through precipitation.At certain pH,the elements includin…
To consider the configuring of kinetic model of tetracycline hydrochloride.The datas of degradation were obtained from the thermogravimetric analysis during different heating rate(β=5,10,20,25 K/min).According to the model-free method,we can obtain the value of E and the relationship of E and α.This reaction can be di…
NiO/Al powders were prepared by homogeneous coprecipitation method.The effect of the preparation conditions on the infrared emissivity were studied.The phase composition and morphologies of the powders were characterized by XRD and SEM.The infrared emissivity of composite powders was studied by Fourier Transformation…
Clothing texture is the phenomenon of surface veins.It is more and more common for the detection of significant texture of clothing in the developed intelligent image processing.People also expects to use the computer automatically identify the surface texture of clothing types,such as stripes,squares,floral and so on…
The purpose of this essay, which uses home-made numerical control machine, National CNC Systems and using common CNC Cutter to manufacture Helix Double Circular Arc Cylindrical Gear, is to explore its processing technology, assure the high machining accuracy, raise the production efficiency, decrease dependence of Spe…
The burning rate catalyst is an essential part of the solid propellant used to adjust the ballistic performance and improve the combustion performance.In order to increase the energy levels of propellant and reduce the characteristic signal,the application of nanotechnology in the burning rate catalyst for improving t…
TiN/Ti film was deposited by DC magnetron sputtering on Ti6Al4V surface.The surface and cross-section morphologies,composition and phase structure of TiN/Ti film were characterized by FESEM,GDOES and XRD,respectively.The adhesion between substrate and film was analyzed by scratch test.The wear resistance of TiN/Ti fil…
Dress has been a focus in clothing design,with a remarkable market prospect.Previously,research and discussion of dress design mostly dwelt upon the structural or technical level.In this paper,the design concepts and methods of contemporary dress styles are explored from two perspectives,namely,aesthetics and function…
Acrylonitrile-Butadiene-Styrene(ABS)/Glass-Fiber(GF) composite were prepared by two-roll mill.The results showed that the dispersion of GF could significantly affect the thermal and mechanical properties of ABS composite.The maximal T50% had increased 8 ℃,while the tensile and impact strength had increased at the pres…
The general expressions of the power and the efficiency of a semiconductor thermoelectric generator are derived by using the theory of non-equilibrium thermodynamics and finite-time thermodynamics.The thermo-dynamics criteria on the optimal performance of a semiconductor thermoelectric generator is given while both th…
Fe and B were added into the Nd2Fe14B matrix alloy simultaneously according to the atomic ratio of Fe3B.The structure and magnetic properties of Nd15Fe77B8,Nd9Fe81B10 and Nd4.5Fe77.0B18.5 ribbons were investigated.It was found that the melt-spinning speed of 40 m/s induced formation of high content of amorphous phase…
A elastic-plastic finite element model(FEM) of multi-layer vessel with uniform gaps was established,based on ideal plastic material and Mises yield criteria,using ANSYS software.The value of each gap in finite element model was 0.055~0.13 mm after matching the test data.The effect on stress distribution improvement si…
The research progress on the processes and catalysts for production of ethylbenzene was reviewed in this paper.The main industrial processes for ethylbenzene synthesis include AlCl3 process,molecular sieve process in gas phase and molecular sieve process in liquid phase.The applied catalysts are comprised of AlCl3 cat…
Liquefied petroleum gas(LPG) aromatization technologies were reviewed and the characteristics of the various technologies were analyzed.It was emphasized that in the future,much attention should be paid to the selectivity of the catalyst and the utilization of the by-products.
Due to their unique photothermal effect,gold nanostructures have attracted much attention for their potential applications in the ablation of cancer cells.The recent advances in the preparation of gold nanostructures including nanospheres,nanorods,nanoshells,nanocages and nanoclusters,are reviewed.Subsequently,several…