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The characteristics of a staged bubble column can be described by a multi-stage backmixing model,provided: (1) Each sta......
A method of preparing iron carbide by reducing magnetite pellets with H_2-CO mixtures is presented.......
The aim of the present study is to explore the coherence of thermodynamic equilibrium predictions with the actual cataly......
Boron nitride(BN) was prepared by nitriding pure boron(B) deposited on carbon substrates by chemical vapor deposition(CV......
Production of propylene from an unconventional metathesis of ethylene and 2-pentene over Re_2O_7/SiO
An unconventional metathesis of ethylene and 2-pentene over Re2O7/SiO2-Al2O3 catalysts has been studied as an alternativ......
The effect of crystal size of USY zeolite on the performance of hydro-upgrading catalysts for treating catalytically cra......
Ab initio and density functional theory calculations have been carried out to investigate the reaction of hydroxyl radic......
CHARACTERIZATION AND THERMAL STABILITY OF PMR POLYIMIDES USING 7-OXA-BICYCLO[2,2,l]HEPT-5-ENE-2,3-DI
An anhydride monomer containing ether oxide bridge,7-oxa-bicyclo[2,2,1]hept-5-ene-2,3-dicarboxylic anhydride (ONA),was s......
The thermodynamic systems and dynamic model suitable for determining the nonlinear chemical fingerprints of samples were......
Mesoporous TiO2 nanofibers have been synthesized by a new method that combines sol-gel chemistry and electrospinning tec......
1-Butyl-3-methylimidazolium bromochloroaluminate([bmim]Br-AlCl_3) ionic liquid was used as an acid catalyst for removal ......
Effect of O_2 and H_2O on the tri-reforming of the simulated biogas to syngas over Ni-based SBA-15 c
A series of Ni/SBA-15 catalysts with Ni contents from 7.5 wt% to 15 wt% were prepared by impregnation method.The effect ......
在氩气气氛下,将Ag2O与石墨通过机械活化或热还原反应生成Ag,对其等温还原过程的动力学进行研究。结果表明,采用Johnson-Mehl-Avra......
Rational and efficient conversion of methane to more useful higher hydrocarbons is one of the most important topics of n......
The effect of the rotational excitation of NO on the stereodynamics for the reaction C(~3P)+NO(X~2Π)
The stereodynamic properties of the reaction C(3P)+NO(X2Π)→CN(X2Σ+)+O(3P) in different rotational states of reactant ......
Compressed CO2 could promote the disproportionation reactions of aryl alcohols in water medium significantly.The control......
Particle/metal-based monolithic catalysts dual-bed reactor with beds-interspace supplementary oxygen
A novel particle/metal-based monolithic catalysts dual-bed reactor with beds-interspace supplementary oxygen is construc......
This paper presents an analysis of the dynamic response of a low pressure proton exchange membrane(PEM) fuel cell stack ......
基于第一性原理方法,证明了甲醛在In2O3(110)表面可以选择性地转化为CO2.水分解得到的OH物种有利于甲醛脱氢得到CHO,后者不易直接......
The alkylation of p-cresol with tert-butanol(TBA)to 2-tert-butyl-p-cresol(TBC)catalyzed by a novel multiple-SO3H functio......
Comparative study of fluidized-bed and fixed-bed reactor for syngas methanation over Ni-W/TiO_2-SiO_
In this work,syngas methanation over Ni-W/TiO2-SiO2catalyst was studied in a fluidized-bed reactor(FBR)and its performan......
Nickel molybdenum carbide catalysts were prepared and their activities in the CO2 reforming of methane at a low CO2/CH4 ......
Translational,vibrational,rotational enhancements and alignments of reactions H + ClF(v = 0-5,j= 0,3
Quasi-classical trajectory calculations of the title reactions H + ClF(v = 0 5,j= 0,3,6,9) →HCl + F and HF + Cl,at E_(r......
Photocatalytic activity of TiO_2 containing anatase nanoparticles and rutile nanoflower structure co
A series of TiO2 with diferent crystal phases and morphologies was synthesized via a facile hydrothermal process using t......
Phosphonylation and aging processes between butyrylcholinesterase with mipafox have been studied at the B3LYP/6-311G(d,p......
Exploring the H-abstraction reactions of CHCl~(·-)/CCl_2~(·-) with CX_3H(X = F,Cl,Br and I) using th
Gas-phase hydrogen abstraction reactions have been compared using the popular density functional theory(DFT) functional ......
Rotational asymmetry of reactant concentration and its evolution in a circulating fluidized bed rise
Rotational asymmetric distribution of reactant (ozone) concentration and its evolution along with the gas-solid reactive......
Diethyl carbonate has been synthesized via the alcoholysis of ethyl carbamate in supercritical ethanol under catalyst-fr......
By stepwise adding of reducer N2H4·H2O,cuprous oxide(Cu2O)nanoparticles(NPs)with adjustable structures were synthesized......
Sm0.2Ce0.8O1.9(SDC) electrolyte was prepared by a modified solid state method at relatively low sintering temperatures w......
In order to accelerate the design of fuel cell(FC)/battery hybrid vehicles and optimize the related performance,a new mo......
In this work, we studied the catalytic activity of LaMnO3 and(La0.8A0.2)MnO3(A = Sr, K) perovskite catalysts for oxidati......
Influence of Molecular Structure on the Dimerization Reactivity of Germaaromatic Compounds: a Theore
Density functional theory (DFT) calculations, at the B3LYP/6-311G** level of theory, were performed to study the reactio......
Synthesis,spectroscopic properties and applications of novel N-heterocycle-containing benzotriazoles
Two novel iV-heterocycle-containing benzotriazole compounds,5-(5-chloro-2-benzotriazolyl)-6-hydroxy-l,4-dimethyl-3-car-b......
The effect of solvent in evaporation-induced self-assembly:A case study of benzene periodic mesoporo
Volatile organic solvents were considered to have little influence on the synthesis of mesostructured materials through ......
聚对苯撑苯并二噁唑(PBO)纤维对光较为敏感,在紫外光照射下会发生降解.本文研究了该纤维的单体2-苯基苯并噁唑(PO)的初级光化学反......
Synthesis and Characterization of Layered Perovskite-type Organic-inorganic Hybrids (R-NH_3)_2(CH_3N
Layered organic-inorganic hybrids containing bilayer perovsikte (R-NH3)2(CH3NH3)Pb2I7 (where R=C12H25,C6H5C2H4) were syn......
Weakening internal diffusion effect in selective hydrodesulfurization of FCC gasoline by novel desig
A simple method for preparation of presulfided eggshell CoMoS/γ-Al2O3 catalysts with sharp boundary is developed, throu......
Gas-phase chemical reactions occur when one reactant collides with another followed by rearrangements of the atoms in th......
Green-chemistry Compatible Approach to TiO_2-supported PdAu Bimetallic Nanoparticles for Solvent-fre
Ti O2-supported Pd Au bimetallic nanoparticles(NPs) with small size and good dispersity were prepared by the room-temper......
By controlling the reactant ratios, hydrothermal time, hydrothermal temperatures, p H values of the prepared solutions, ......
A three-dimensional geometric model was set up for the oxidative coupling of methane(OCM) fixed bed reactor loaded with ......
A Sintering-resistant Pd/C Composite Catalyst for Ethylbenzene Dehydrogenation Developed by CAS Inst
Carbon deposition is a commonplace phenomenon occurring in the catalytic reaction process,in particular in the system of......
The formation mechanism of K2Ti2O5 was investigated with Ti O2 microparticles and nanoparticles as precursors by the the......
Copper-doped Zn S(Zn S:Cu) nanocrystals are synthesized by the sol–gel method.The average size of the Zn S:Cu nanocryst......
Synthesis of Low-cost LiFePO_4 from Li_2CO_3 by a Novel Hydrothermal Method and Investigation on the
Phspho-olivine Li Fe PO4 was synthesized from the relatively insoluble lithium source Li2CO3, proper iron and phosphorus......
A reaction coupling system of transesteri fication and methoxycarbonylation with methyl phenyl carbonate(MPC) as interme......
Efficiency and selectivity of hydrogenating depolymerization of the coal extract benzene-insoluble part over the heterog......
