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Factors associated with change in frailty scores and long-term outcomes in older adults with coronar
OBJECTIVE Older adults with coronary artery disease(CAD)are at risk for frailty.However,little is known regarding transi......
Objective To study the effects of electromagnetic pulse(EMP) on bone metabolism of mice in vivo.Methods Twenty-four male......
<正> We collected a sample of massicot in a warm spring sediment in Chongqing, Sichuan, in March 1954. The massicot was ......
A direct decarbonation route without obvious morphology damage was developed for large micrometer-scale layered double h......
Polycrystalline YBa2Cu3O7-y (YBCO) and Y0.6Gd0.4Ba2-xNbxCu3O7-y (YGBNCO) compounds with 0≤x≤0.225 were synthesized usi......
Magnetoresistance enhancement and temperature stability of magnetoresistance in La_(1-x)(Sr_(1-y)Na_
A series of the samples La_(1-x)(Sr_(1-y)Na_y)_xMnO_3(y=0.0,0.2,0.4,0.6,0.8,1.0) were prepared by the solid-state reacti......
Surface-enhanced Raman scattering(SERS) spectra of different silver nanoplate self-assembled films at different excitati......
In order to reduce the olefin content in gasoline manufactured by the MGG(Maximizing Liquefied Gas and Gasoline) process......
China’s second-hand car market is like an unhealthy man.If remains unchanged,he will lose the life power. 11 years in t......
Temperature stability of magnetoresistance (MR) and MR enhancement in La_(1-x)(Sr_(1-y)Ag_y)_x MnO_3
Polycrystalline samples of La12x(Sr12yAgy)x MnO3 (y = 0.0, 0.2, 0.4, 0.6, 1.0) were prepared by the solid-state reaction......
The novel use of p-nitrophenyldiazonium tetrafluoroborate salt(GG salt)as a protectant that is electrochemically grafted......
Dielectric and infrared properties of SrTiO_3 single crystal doped by 3d (V,Mn,Fe,Ni) and 4f (Nd,Sm,
In this study,the effects of doping by 3d(V,Mn,Fe,Ni)and 4f(Nd,Sm,Er)ions on dielectric and infrared properties of SrTiO......
In this study,the adsorption distribution ratios of Pu in the Longdong clays were measured with batch method under hypox......
Different Patterns of Cyclin D1/CDK4-E2F-1/4 Pathways in Human Embryo Lung Fibroblasts Treated by Be
Objective To investigate the roles of the cyclin D1/CDK4 and E2F-1/4 pathways and compare their work patterns in cell cy......
Measurement and Correlation of the Solubility of 1-Hydroxyphenazine in Different Solvents at Tempera
Compound of 1-hydroxyphenazine (1-OH-PHZ) is an important fungicide in agricultural production. The ranges of 1-OH-PHZ s......
Fine-tuning the molecular energy levels by incorporating thiophene units onto the π-backbone of core
A series of core-expanded naphthalene diimides(NDI-DTYM) and thiophene-based derivatives(1a-c)were designed and synthesi......
Design, Synthesis, and Optical/Electronic Properties of a Series of Sphere-Rod Shape Amphiphiles Bas
A series of sphere-rod shape amphiphiles were designed and synthesized by connecting the rod-like oligofluorenes with di......
Poly(ethylene terephthalate)(PET)/carbon black(CB) composite fibers with improved mechanical properties in tensile modul......
The formation of non-abrupt interface makes the refractive index profile of an actual SiGe/Si MQW no longer a periodic s......
Increased expression of receptor for advanced glycation end-products worsens focal brain ischemia in
A rat model of diabetes mellitus was induced by a high fat diet,followed by focal brain ischemia induced using the threa......
案例: 我进出口公司A公司向英国出口一批核桃仁,共100万吨。国外B公司开来的信用证规定:“100M,T,Walnut meats from Xingang to ......
Effects of Bradykinin B_2 Receptor Blockade on Infarct Size and Hemodynamics after Myocardial Infarc
Objectives To study the effects of bradykinin (BK) B2 receptor blockade on infarct size and hemodynamics after myocardia......
Capacitance Characterization of the Effect of pH Value on the Self-assembled Monolayers of Octadecan
In this paper, the membrane capacitance (Cm), which was obtained from the electro- chemical impedance spectroscopy (EIS)......
Characteristics of Laser-Induced Surface and Bulk Damage of Large-Aperture Deuterated Potassium Dihy
Deuterated potassium dihydrogen phosphate damage performance at 351 nm is studied on a large-aperture laser system.Bulk ......
Effects of boron and strontium combined treatment on the microstructure of hypoeutectic Al-7Si alloy have been studied. ......
Comparative study on CO_2 corrosion behavior of N80,P110,X52 and 13Cr pipe lines in simulated stratu
To better understand the carbon dioxide (CO2) corrosion behavior of carbon steel and its influence on petroleum developm......
Impact of change in serum sodium concentration on mortality in patients hospitalized with heart fail
Background-Hyponatremia is a common electrolyte abnormality among patients hospitalized with heart failure and it is a m......
Electrochemical intercalation reaction of lithium into sulfides of nonlayer structure——Ⅰ.Lithium int
The reaction mechanism of cell Li/PbS has been studied with coulombic titration,cyclicvoltammetry and X-ray diffraction......
Photonic Bandgap Properties of One-Dimensional Photonic Crystal Consisting of Complex Artificial Med
Propagation of electromagnetic waves in one-dimensional (1-D) stratified chiral structures is described by the 4×4 tran......
YBCO superconductor single crystals were grown by high temperature so-lution method and with the technique of eliminati......
a novel structure of the pure macro- bending sensor based on the tilted fiber Bragg grating (TFBG) is proposed. The TFBG......
We project a compact T-branch beam splitter with a micron scale using a two-dimensional(2D)photonic crystal(PC).For TE p......
Neutron diffraction measurements on Nd2(Fe0,Si0 ,)14B at room temperature and 77 K were performed. Data analysis using ......
This paper presents a 12-bit 100 MS/s CMOS pipelined analog-to-digital converter (ADC) with digital background calibrati......
For practicability of the high power microwave source,a C-band backward wave oscillator(BWO) which has high conversion e......
Using firm-level panel data covering 2005-2007,the present paper examines the effects ofR&D and human capital investmen......
Magnetotransport measurements are carried out on the AlGaN/AlN/GaN in an SiC heterostructure,which demonstrates the exis......
In order to study contemporary crustal movement of Antarctic, China has not only constructed the deformation monitoring......
Effects of gibberellin A_(4/7), 6-benzylaminopurine and chlormequat chloride on the number of male a
Three kinds of plant growth regulators, gibberellinA 4/7 (GA 4/7 ), 6-benzylaminopurine (BA), and chlormequat chloride (......
Isolated extended drain NMOS(EDNMOS) transistors are widely used in power signal processing.The hole current induced by ......
We demonstrate a linearly-polarized, ytterbium-doped fiber laser that uses an uncoated, undoped ceramic YAG plate as the......
The polarization-dependent supercontinuum generation in photonic crystal fibers with high birefringe
A polarization-dependent supercontinuum spectrum source of light from the UV to infrared region has been generated in ou......
Fentanyl transcutaneous strap is a kind of long termed opoid drug for treatment of moderate and severe pain.Its commerci......
Thermal stability and luminescence properties of 1,10-phenanthroline-tris (m-methylbenzoate) europiu
Silica gel luminophors containing 1,10-phenanthroline-tris(m-methylbenzoate) europium (or terbium) complexes were prepar......
A tunable and dispersion-insensitive two-tap microwave photonic filter(MPF) with a complex coefficient is proposed and d......
A series of SrIn2 O4 :Eu3+ phosphors are synthesized by a high temperature solid-state method, and their luminescent pro......
Diels-Alder addition of dicyclopentadiene and cyclopentadiene in polar solvents has been studied to produce tricyclopent......
The submicroparticles ofβ-sitosterol were produced by using an aerosol solvent extraction system (ASES)and characterize......