Materials Literature
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A kind of trisiloxane-based pyridinium ionic liquid surfactant([Si(3)Py]Cl) was prepared via a two-step method.The structure of [Si(3)Py]Cl was characterized by IR,1H NMR and 13C NMR.The surface activity and aggregation behavior were measured by surface tension meter,dynamic light scattering(DLS) and negative-stain tr…
The effects of trace Er addition on the microstructure and mechanical properties of as-cast Mg-Nd-Zn-Zr alloy were investigated by optical microscopy,scanning electron microscopy,transmission electron microscope,energy-dispersive spectroscopy,X-ray diffractometry and mechanical properties test.The results show that Mg…
Two novel phosphorus-containing flame retardant,bisphenol A bis[di(2,6,7-trioxa-1-phospha-bicyclo-octane-1-oxo-4-hydroxymethyl)]phosphate(BAPP)and bisphenol S bis[di(2,6,7-trioxa-1-phosphabicyclo-octane-1-oxo-4-hydroxymethyl)]phosphate(BSPP)were synthesized from 1-oxo-4-hydroxymethyl-2,6,7-trioxa-1-phosphabicyclooctan…
Objective To compare toxicity of a new platinum complax LLC-0601 with Cisplatin and heptaplatin on Human fetal liver cell(L-02) and human renal tubular epithelial cell(HK-2) in vitro.Methods L-02 cells and HK-2 cells were treated 48 hours with different concentrations of LLC-0601,cisplatin and heptaplatin,respectively…
The core-shell structured Co3O4 was synthesized by hydrothermal method with cobaltous nitrate [Co(NO3)3] and hexamethylenetetramine(C6H12N4) as raw materials,and sodium citrate(C6H5Na3O7) as template.The XRD(X-ray diffraction) and SEM(scan electron microscope) results show that the prepared Co3O4 has the core-shell st…
Objective To analyze the CT characters of nasal NK/T-cell lymphoma.Methods All 26 cases of nasal NK/T-cell lymphoma were confirmed by pathology.Imaging characters were analyzed retrospectively.Results CT findings showed as follow: ① The localized lesions were found in the anterior nasal cavity in 21 cases;② Soft tissu…
The experiment studied about the effect of chemical method and enzymic method on the physicochemical properties of dietary fiber from Passionflora edulis seed,including swelling capacity,water-holding capacity,water-bonding capacity,fat-bonding capacity,cholesterol sorption capacity and sodium cholate sorption capacit…
X60 pipeline steel hot rolled plate used in acid environment was successfully developed in 2150ASP production line.Microalloying design with Nb,Ti,and low C,Mn was used.The advanced technologies were adopted,such as clean steel melting,soft-reduction in continuous casting,and thermo-mechanical controlled process(TMCP)…
The paper discussed the effect on pilling of the semi-worsted raising fabric from four aspects,which were the fiber performance,yarn structure,incompact structure and finishing.Some studies have been done about effect on the pilling of the semi-worsted raising fabric through the processing parameter change of the sing…
The effect of pre-recrystallization on microstructure and property of cold-rolled dual phase steel was studied through experimental.The recrystallization temperature and time were identified as 700℃ and 30s,by the evolution of recrystallization;the parameters of intercritical anneal processing were determined from the…
The textured structure on multi-crystalline silicon was fabricated by low-temperature acid etching method with optimized ratio and technical parameters in HF-HNO3-H2O system,and the surface morphology and reflectivity property of samples were characterized by scanning electron microscope(SEM) and incident-photon-to-el…
The research status of wateraborne polyimide at home and abroad was reviewed.The synehetic principle and technological approaches were analysised emphatically.Its applications in adhesives,photoresists,paints and enamels were introduced.
The microstructure and hardness analysis of TiC high manganese steel bonded carbide were investigated by optical microstructure,X-ray diffractrometry,transmission electron microscope and Rockwell hardness testing.The results show that the TiC steel bonded carbide is composed by granular carbide and austenite phase.The…
To study the effect of BCP on organic solar cell,a bulk heterojunction battery containing BCP layer was prepared.The battery has the structure as ITO/PEDOT:PSS/P3HT+PCBM/BCP/LiF/Al.Experimental results indicate that BCP layer has the effect of hole blocking and electron transport.The property of the cell varies with t…
Manganese substituted potassium hexaaluminate catalyst was prepared by co-precipitation method,sol-gel method and reverse microemulsion-mediated method.The title catalyst was calcined at 1 200 ℃ and characterized by XRD and TG-DTA techniques.The catalytic activity was evaluated for methane combustion.The specific surf…
Owing to special channels of mesoporous silica SBA-15,a novel silver-supported mesoporous silica antibacterial agent(Ag/SBA-15) was synthesized by one-step method with adding Ag into the process of preparing mesoporous carrier.Ag/SBA-15 structure was characterized by X-ray diffraction(XRD),transmission electron micros…
Static characteristics of blades under six different restraint conditions were calculated by ANSYS software,taking the blades of axial compressor as the subject of the research.The stress and deformation regularity of distribution were obtained..The results of the study indicated that different constraint has no signi…
A novel Keggin-type supramolecular compound,[Cu2(phen)4(SiMo12O40)](1),has been synthesized under hydrothermal conditions and characterized by elemental analysis,IR and single crystal X-ray diffraction.It crystallizes in the triclinic system,space group P21/c,a= 1.303 2(3)nm,b=1.152 2(2)nm,c=2.340 8(8)nm,β=108.29(3)°,…
β-PbO2 electrode on stainless steel were prepared in Pb(NO3)2 plating solution adding Mn(NO3)2 by DC deposition.SEM,XRD and linear sweep voltammetry(LSV) were used for the analysis of the surface structure,phase composition and the catalytic activity of oxygen evolution potential analysis.The results show that as the…
The thermo-oxidative aging resistance,anti-reversion characteristic and ozone aging resistance of antioxidant DDA were experimentally investigated and compared to common antioxidants.The results showed that DDA possessed excellent anti-reversion characteristic and ozone aging resis-tance.DDA showed dual effect of agin…