965 Result(s)
within
**ao-**a Jiang
Engineering
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Article
A simple method for chiral resolution of 1,1′-Bl-2-naphthol
An improved method for preparing enantiomerically pure 1,1′-bi-2-naphthols is described. 1,1′-bi-2-naphthol boric anhydride was generated from the reaction of racemic 1,1′-bi-2-naphthol and boric anhydride. It...
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Article
Effect of the catalyzing combustion of coke breeze on the energy saving in sinter process
The mechanism of additive ZC-1 for catalyzing combustion of coke breeze in sintering of iron ore fines was studied by using X-ray Diffraction, TGA and GC(Gas Chromatographer), by which energy saving was achiev...
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Article
Theoretical study on the ideal open cycle of the liquid nitrogen engine
This article described the characteristics of the liquid nitrogen engine’s ideal open cycle. Using two interconnecting strokes to achieve the power output can mitigate the trade-off between high efficiency and...
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Article
Chemical composition of the essential oil from Rabdosia lophanthoides
Gas chromatography/mass spectrometry (GC-MS) of the essential oil from the aerial parts of Rabdosia lophanthoides resulted in the identification of 108 compounds representing 78. 120% of the oil. Hydro-distillati...
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Article
A stable blue organic electroluminescent material
In order to compare two kinds of blue electroluminescent materials, we have investigated two kinds of blue OLEDs with the similar structrue ITO/CuPc/NPB/JBEM: perylene/Alq/Mg:Ag [device(J)] and ITO/CuPc/NPB/DP...
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Article
Application of gap element to nonlinear mechanics analysis of drillstring
This paper presents a nonlinear finite element method to resolve the problem of the nonlinear contact between the drillstring and hole wall by using a Multi-directional Contact Gap Element (MOGE) contacting at...
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Article
On modeling of extension and flexure response of electroelastic shells under biasing fields
The authors develop a two-dimensional model for the extension and flexure response of electroelastic shells under biasing fields. Applications of the model in analyzing buckling of two circular cylindrical pie...
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Article
Cyclic scheduling of a single hoist in extended electroplating lines: a comprehensive integer programming solution
This paper studies the single-hoist cyclic scheduling problem in electroplating systems with two extended features. One extension is that the products must visit some processing tanks more than once (multi-fun...
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Article
A new distyrylarylene derivative used as blue light emitter in organic electroluminescent device
A new blue electroluminescent material, distyrylarylene(DSA) derivative, 4,4’-bis[2,2-(1-naphthyl, phenyl)vinyl]-1,1′-biphenyl(NPVBi) is designed and synthesized. The DSA derivative shows better thermal stabil...
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Article
Theoretical solution of a spherically isotrophic hollow sphere for dynamic thermoelastic problems
The separation of variables method was successfully, used to resolve the spherically symmetric dynamic thermoelastic problem for a spherically isotropic elastic hollow sphere. Use of the integral transform can...
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Article
Three-dimensional analysis of a thick FGM rectangular plate in thermal environment
The thermal behavior of a thick transversely isotropic FGM rectangular plate was investigated within the scope of three-dimensional elasticity. Noticing many FGMs may have temperature-dependent properties, the...
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Article
Photon-induced borate groups transformation by femtosecond laser
In this paper, we put emphasis on the analysis the mechanism of the photon-induced frequency conversion β-BaB2O4 crystal inside a borate glass using femtosecond laser. Because of the nature of femtosecond laser’s...
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Article
Comparison study of harmonic imaging (HI) and fundamental imaging (FI) in fetal echocardiography
Objectives: To directly compare the quality of harmonic imaging (HI) and fundamental imaging (FI) in fetal echocardiography and to determine any difference in image quality between the two modalities. Methods:...
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Article
Red organic light-emitting diodes based on energy levels matching of dopant with the host materials
By do** red dye 4-dicyanomethylene-2-(tert-butyl)-6-methyl-4H-pyran(DCJTB) in the tris-(8-hydroxyquinolinato) metal Mq3(where M=Al, Ga, In) chelate complexes, a series of red-dopant organic light-emitting diode...
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Article
Free vibration of piezoelectric annular plate
General solutions for coupled three dimensional equations of piezoelectric media were used in this work to obtain some analytical solutions for free vibration of piezoelectric annular plates. These solutions n...
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Article
Effect of infiltrating Si on friction properties of C/C composites
In order to improve the friction-wear properties of the C/C composites for aircraft brake pairs, the friction behavior of samples with infiltrating Si was investigated. The influence of Si smearing thickness o...
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Article
Analytical solutions of simply supported magnetoelectroelastic circular plate under uniform loads
In this paper, the axisymmetric general solutions of transversely isotropic magnetoelectroelastic media are expressed with four harmonic displacement functions at first. Then, based on the solutions, the analy...
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Article
Splicing-site recognition of rice (Oryza sativa L.) DNA sequences by support vector machines
Motivation: It was found that high accuracy splicing-site recognition of rice (Oryza sativa L.) DNA sequence is especially difficult. We described a new method for the splicing-site recognition of rice DNA sequen...
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Article
Effects of atorvastatin on vascular remodeling in spontaneously hypertensive rats
Objective: To investigate the structural changes of aorta, and evaluate the effects of atorvastatin on the remodeling of thoracic aorta in spontaneously hypertensive rats (SHR). Methods: Twelve eight-week-old ...
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Article
A robust tolerance design method based on process capability
This paper presents a method for robust tolerance design in terms of Process Capability Indices (PCI). The component tolerance and the suitable manufacturing processes can be selected based on the real manufac...
