426 Result(s)
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Article
A differential geometric treatment of protein structure comparison
The technique of model-building a protein of known sequence but unknown tertiary structure from the structures of homologous proteins is probably so far the most reliable means of map** from primary to terti...
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Large boron isotopic fractionation during magmatic-hydrothermal processes in the Lavicky leucocratic two-mica granite, Czech Republic
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Controls on boron isotopic fractionation of tourmaline in magmatic and submarine hydrothermal ore-forming systems
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Contributory presentations/posters
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Article
Synthesis of novel diporphyrins
The novel diporphyrin ligands in which the two porphyrin ring units attached via a rigid aromatic linker were prepared. Their structures have been identified by IR, UV-visible,1H NMR spectra and elemental analysi...
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Article
Synthesis of novel polymer-bonded water-soluble metal porphyrins
The reaction of 5, 10, 15, 20-tetra-(4-pyridyl) porphyrin 1 with triruthenium dodecacarbonyl [Ru3(CO)12], zinc(II) acetate, copper(II) acetate, cobalt(II) acetate afforded complexes 2a−2d respectively. Treatment ...
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Article
Call in question and discussion: Are there sandwiched low-grade metamorphic slabs within UHP metamorphic rocks in the Dabieshan terrane?
Some geologists reported their discovery of sandwiched low-grade metamorphic slabs within UHP metamorphic Complexes in Changpu, Yuexi County, Anhui Province. They also suggested that some coesite-bearing eclog...
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Article
Provincial distribution of three HIV-1 resistant polymorphisms (CCR5-Δ32, CCR2-64I, and SDF1-3′ A) in China
CCR5-Δ32, CCR2-64I, mutants in two chemokine receptors and SDF1-3′A, mutant in a ligand gene, can delay AIDS pathogenesis. The distribution of the three polymorphic loci was studied in 1 046 DNA samples from 2...
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Effective Application of DAS-ELISA for Detection of Grapevine Leafroll Associated Closterovirus-3 Using a Polyclonal Antiserum Developed from Recombinant Coat Protein
A polyclonal antiserum (As163) specific to grapevine leafroll associated closterovirus-3 (GLRaV-3) was developed using a recombinant coat protein expressed in E. coli from a cDNA clone identified after immunoscre...
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Article
Correlation between the standard formation enthalpy and the path index of pyridine-derivatives
A formulated as △fH m ◯ (PPDs,g)=a+ΣbiPi + cifi is put forward for estimating standard formation entha...
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Article
Inferring requirement goals from model implemented in UML
UML is used widely in many software development processes. However, it does not make explicit requirement goals. Here is a method tending to establish the semantic relationship between requirements goals and U...
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Article
Organic thin film electroluminescent passive matrix display
Long life green-emitting matrix display based on organic light-emitting diode is reported. The pixel number is 96×60, equivalent pixel size 0.4×0.4 mm2, and the pixel gap 0.1 mm. An image with no crosstalk betwee...
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Article
Porous spherical cellulose composites coated by aluminum (III) oxide and silicone: Preparation, characterization and adsorption behavior
Porous spherical cellulose composite (PSCA) coated by aluminum (III) oxide was prepared and modified by organosilicone. SEM images of the surface morphology of the bead cellulose shows that it has spherical sh...
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Study of a new ytterbium doped phosphate laser glass
Physical, and spectral properties of a new commercial ytterbium doped phosphate laser glass with big size, NEW/Yb, was researched. Assessing from thermal mechanical property, nonlinear property, crystalline ph...
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Simultaneous determination of trace rare earth elements and other elements in high purity terbium oxide (Tb4O7) by ICP-AES after HPLC separation using P507 resin
This article describes a new method for the simultaneous determination of trace rare earth elements (REEs) and non rare earth elements (NREEs) in high purity terbium oxide by ICP-AES after HPLC separation usin...
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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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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
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
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
Synthesis and structure of polypyrrole derivatives/V2O5 nanocomposites
Poly (N, N, N-trimethyl-(2-pyrrol-1-yl) ethyl ammonium iodide)/V2O5 (PTPAI/V2O5) nanocomposites were synthesized by sol-gel method. This method involved formation of vanadium pentoxide xerogel in the presence of ...
