The stability of Copper, Zinc superoxide dismutase increases remarkably when the lysines on the surface of the enzyme are modified. The fmite difference solution to the Poisson-Boltzman equation (FDPB) method is used to calculate the electrostatic in...

The structures of HTDIOO molecular monolayer and multilayer LB films have been observed by atomic force microscopy (AFM) in molecular and nanometer scales. It demonstrates that large AFM probe tip force could damage the structure of HTDIOO LB films. ...

The ab initio calculations of the transition metal 1,2-bidentate thiolato complexes Co(mpo)3、Fe(mpo)3 and Ni(mpo)2 have been performed using the G94W software at Hartree-Fock level and LanL2DZ basis set, which is a double-zeta basis set containing ef...

Eu3+ narrow band emitting EL device with PPV, Alq3 as hole and electron transportation layers has been prepared. The emitting layer, which consists of PVK, Eu(DBM)3 and PBD is f0rmed by spin-casting method. A maximum luminance of 52cd•m-2 is achieved...

Charge transport properties of TiO2 nanoporous film were investigated by electrochemical and photoelectrochemical methods. The results show that charge transports in nanoporous film are different from that in conventional bulk semiconductors. The ele...

The photoelectrochemical behaviors and mechanisms of the nanocrystalline TiO2 films prepared using different preparation methods were studied .The results showed were studied . The results showd that the photoelectrochemical behaviors of nanocrystall...

Solid state NMR with magic angle spinning (MAS) and cross polarization(CP) techniques, and IR spectroscopy have been used to investigate the structural Characterizations of the highly siliceous ZSM-5(S-1) zeolites synthesized using various organic am...

The energy transfer process of highly vibrational states of CO with C2H2 has been studied by the Time -resolved Fourier Transform Infrared Emission Spectroscopy. The vibrational population of CO(v=1-3)were obtained by the simulations of the IR emissi...

The cycloaddition reaction of silylene(SiH2, A) and ethylene has been studied by using ab initio calculations, a reasonable mechanism of the reaction has been suggested. The thermodynamic and kinetic properties of the reaction have been calculated by...

The microkinetic data of methanol synthesis from CO2 and H2 catalyzed by Cu(111) and Cu(110) have been calculated by means of BOC-MP empirical method, and its formate mechanism has been simulated by Monte Carlo method. It was found that the activatio...

Thermal effects of coordination reaction of Cu(Ⅱ )-α,α'-bipyridyl-macrocyclic dioxotetraaming ternary complex compounds have been determined in aqueous solution at 25.0±0.1℃ and I=0.1 mol•dm-3 KNO3 by means of model RD-1 automatic conduction calorime...

The isomerization of singlet difluorosilacyclopropene has been studied by using ab initio method with 6-31G(d) basis set. The transition state with a 3-member cycle of this reaction has been obtained, and the intrinsic reaction coordinate (IRC) calcu...

High resolution H NMR, was applied to investigation of the relationship between cell metabolism and the content of oxygen using a model sample contaming yeast and blood. Signals from the metabolism have been observed, and the dependence of metabolism...

Dispersion of MoO3 on low specific surface area support α-Al2O3 was studied withBET, SEM, XPS, XRD and LRS. The dispersion capacity of MoO3 on α-Al2O3 obtained by XPS and XRD are 0.15gMoO3/100m2 α-Al2O3 surface for α-Al2O3 obtained by calcinating γ-A...

The effects of two catalyst fabrication techniques, impregnation method and colloidal method, on the performance of the oxygen electrode are studied and the difference in the catalytic activity of the two kinds of catalysts towards oxygen reduction a...

The morphology of the protection film of AMT formed on bronze has been observed by scanning tunneling microscopy in angstrom scale. Three to five ellipse units join together to forma linear structure. Many such linear structures make up the protectio...

In This paper some problems, which should be noticed in the measurements of organic molecular first hyperpolarizability（β） by the solvatochromism , are discussed based on the results of the measurements for 11 compounds .The experiments indicate the ...

Mutual coupling of surface electromagnetic wave between different silver particles on silver island substrates is realized experimentally and its effect on surface enhanced infrared spectroscopy is studied. Silver island substrates of different size ...

Epichlorohydrin (ECH) and tetraethylenepentamine(TEPA) were copolymerized and the copolymers were modified hydrophobically using a pendant C18 hydrophobic group (HPTE).Hydrophobic interaction of modified polymer was investigated by fluorescence using...