selectivity相关论文
Zinc is second only to iron content in the body of a kind of important trace elements,in the present study,the zinc ion(......
The Ce-Fe-O mixed oxide with a ratio of Ce/Fe=7:3, which was prepared by coprecipitation method and employed as oxygen c......
A combination of molecular dynamics (MD) and density functional theory (DFT) calculations were used to study the hydrati......
采用纳米TS-1母液作为晶种,在四丙基溴化铵(TPABr)-乙胺廉价水热体系中,合成出晶粒尺寸为600nm×400nm×250nm的小晶粒钛硅分子筛(......
Coral reef-like Ni/Al2O3 catalysts were prepared by co-precipitation of nickel acetate and aluminium nitrate with sodium......
Increasingly stringent regulations in many countries require effective reduction and control of NOx emissions. To meet t......
The chromatographic behavior of 30 inorganic cations has been studied on thin layers of titanium phosphate ion-exchanger......
A novel cerium(Ⅲ) salt of Dawson type tungstophosphoric acid(Ce2P2W18O62·16H2O) was prepared by doping cerous nitrate ......
基于电化学检测法具有无需衍生、高灵敏度、高选择性以及成本低的特点,高效液相色谱-电化学检测法(HPLC-ED)已经成为药物分析的重......
This paper presents a planar microstrip wideband dual mode Band-Pass Filter(BPF) from 2 GHz to 3.4 GHz with a notched ba......
The catalytic hydrolysis of dichlorodifluoromethane (CFC-12) was investigated over solid acid Ti(SO_4)_2. The catalytic ......
This paper presents a miniaturized microstrip branch-line coupler with good harmonic suppression performance. The propos......
In this paper, a new HPLC method was established to determine the carbonyl compounds in air. As the absorbent, 2, 4-din......
Selective and facile deacetylation of pentacyclic triterpenoid under methanolic ammonia condition an
The acetyl ester plays an important role for protection of the hydroxyl groups in carbohydrates synthesis. In the presen......
报道了在Lewis酸促进下三丁基烯丙基锡与芳香酰腙合成N′-烯丙基芳香酰肼的一种新型的亲电加成反应.合成了7个未见文献报道的新化......
Capturing CO2 from the atmosphere and converting it into fuels are an effi cient strategy to stop the deteriorating gree......
In_2O_3–Fe_2O_3 nanotubes are synthesized by an electrospinning method. The as-synthesized materials are characterized ......
Stochastic resonance(SR) enhances the nonlinear system behavior with the assistance of noise,including the sensitivity a......
Nd-doped(2%,5%,10% in mass ratio) SnO2 powders were prepared via a facile hydrothermal procedure.The as-prepared samples......
The insecticide cartap(CP) is non-fluorescent in aqueous solutions.This property makes its determination through direct ......
The one-pot synthesis of dimethyl carbonate(DMC) with co-production of propy-lene carbonate(PC) and propy-{lene} glycol(......
A series of M-substituted hexaaluminates LaMAl11O19-δ(M=Fe, Co, Ni, Mn, and Cu) were prepared and characterized by XRD,......
A high etch rate GaAs via-hole process was studied in an inductively coupled plasma system using Cl2/BCl3 gas system. Th......
The sulfur-reducing functional component——the Lewis acid-base pair compound——and associated active zeolite component......
Study on the inclusion interactions of berberine hydrochloride and cucurbit[7] by spectrofluorimetry
The inclusion interaction between berberine hydrochloride(BRH) and cucurbit[7](CB[7]) has been studied by spectro-fluori......
A metallic Ni catalyst was prepared with nickel sponge,followed by acid treatment.It was further promoted with yttria by......
The punching thru mechanism of gate oxide (thickness about 15A) was investi- gated. Because of the thin thickness of gat......
The resonance scattering spectral technique has been established using the synchronous scanning technique on spectrofluo......
Improvement of flotation behavior of Mengzi lead-silver-zinc ore by pulp potential control flotation
The electrochemical behavior of Mengzi lead-silver-zinc ore flotation system was studied. Based on the electrochemical c......
Recent advances in theoretical studies on ligand-controlled selectivity of nickel-and palladium-cata
Nickel-and palladium-catalyzed cross-coupling reactions have attracted wide attentions, while ligand-controlled selectiv......
Mechanism and selectivity of copper-catalyzed borocyanation of 1-aryl-1,3-butadienes: A computationa
Density functional theory calculations have been performed to investigate the copper-catalyzed borocyanation of 1-aryl-1......
The development of heterogeneous catalysts with substrate shape, size or electronic constitution selectivity is a huge c......
A new type of semiconductor gas sensor fabricated on an alumina substrate for CO and CH_4 detection has been developed.T......
Mixed-conducting ceramic-carbonate membranes exhibiting high CO2/O2 permeation flux and stability at
This investigation demonstrates the feasibility to fabricate high quality ceramic–carbonatemembranes based on mixed-con......
A coumarinocoumarin-based fluorescent probe, JCCA, was developed for the detection of N2H4. JCCA exhibited a fast t-on f......
An Ir-catalyzed selective mono-sulfamidation of 2-arylquinazolinones has been achieved with a low catalyst loading under......
SnO_2-doped α-Fe_2O_3 patulous microtubes(SFPNs) are synthesized by an electrospinning method.The as-synthesized materi......
...
Development of metal organic fromwork-199 immobilized zeolite foam for adsorption of common indoor V
Reticulated foam shaped adsorbents are more efficient for the removal of volatile organic compounds (VOCs),particularly ......
A Ce0.3TiOx oxide carrier was synthesized via a sol-gel process,and Ce0.3TiOx supported metal (M =Cd,Mn,Fe,W,Mo) oxide c......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Benzene selective hydrogenation over supported Ni (nano-) particles catalysts: Catalytic and kinetic
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
The potential of pervaporation for biofuel recovery from fermentation:An energy consumption point of
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Pt-Re/rGO bimetallic catalyst for highly selective hydrogenation of cinnamaldehyde to cinnamylalcoho
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
