cata相关论文
本研究采用check-all-that-apply（CATA）法与喜好9点标度法相结合的消费者快速感官评价方法，对马尾松、淡竹叶、桑叶、菊花、桂花、薄......
目的手术是治疗青光眼合并白内障的主要方法。本研究对原发性闭角型青光眼合并白内障患者进行两种不同类型的青光眼白内障联合手术......
Turbulent combustion remains to be one of most complicated technologies due to the complexities of turbulence and combus......
The longtime behavior of the immigration process associated with a catalytic super-Brown-ian motion is studied. A large ......
A highly efficient procedure for the synthesis of quinoxaline derivatives using polyvinylpolypyrroli
A polyvinylpolypyrrolidone supported triflic acid was shown to be useful as a recyclable heterogeneous catalyst for the ......
One-pot, solvent-free and efficient synthesis of 2,4,6-triarylpyridines catalyzed by nano-titania-su
Nano titania-supported sulfonic acid(n-TSA) has found to be a highly efficient, eco-friendly and recyclable heterogeneou......
With the support by the National Natural Science Foundation of China and Cross-disciplinary Collaborative Teams Program ......
Synthesis of axially chiral oxazoline–carbene coordinated palladium complexes with a N-phenyl framew
A family of tropos ligands bearing a N-heterocyclic carbene and a chiral oxazoline coordination group with a N-phenyl fr......
The Total Synthesis of 14-Deoxycrassin and Pseudoplexaurol: A Convergent Synthesis of Cyclization Pr
The synthesis of epoxy aldehyde 4, a cyclization precursor for the total synthesis of 14-deoxycrassin and pseudoplexauro......
钼配合物可有效催化苯衍生物的傅-克烷基化反应.苯衍生物(甲苯、苯甲醚、溴苯和苯酚)在催化量的双核钼羰基配合物[(η5-C5Me4R)Mo(......
利用Check-all-that-apply(CATA)问卷和喜好度量表研究了6款手膜产品的感官特征和消费者偏好。研究结果表明,6款市场样品的喜好度......
加拿大高级技术协会(CATA)国家咨询委员会认为政府迟迟不把科学技术作为加拿大国民经济复兴的基石这件事将导致一场工业危机。这......
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日前，加拿大高新技术联盟代表团（CATA）到长沙高新区考察，并与园区企业代表进行深入座谈。 CATA成立于1979年，是加拿大最大的、最具影......
Source side seismic tomography(3STomo):A novelmethod to image the subsurface structure beneath seism
We propose a novel seismic tomography method,Source Side Seismic Tomography(3STomo),which is designed particularly to im......
2011年3月8～11日,亚洲国际航展暨论坛将在香港举办,为焕发生机的亚洲航空业注入新的活力。此次展会得到了香港特别行政区政府、中国......
网上订票越来越成为人们订票的首选,我们提醒消费者,网上订票要注意以下几点:一、网上订票,消费者须查看网站是否具有工信部的运营......
In vitro antifilarial activity of Azadirachta indica aqueous extract through reactive oxygen species
Objective:To evaluate an aqueous preparation from the Azadirachta indica leaves(AEA) against Setaria cervi(S.cervi),a mo......
We have used quantum mechanical method to study the transition states(TSs) of uridine phosphorolysis reaction. Comparin......
A Novel Sulfided Mo/C Catalyst for Direct Vapor Phase Carbonylation of Methanol at Atmospheric Press
The direct carbonylation of methanol, without any halide in the feed as a promoter, is presented. A series of Mo cataly......
Yb(OTf)_3 Catalyzed Nucleophilic Conjugate Addition of Pyrrole to α,β-Unsaturated Ketones and Nitro-
Under the catalysis of Yb(OTf)3, nucleophilic conjugate addition of pyrrole to electron deficient olefins in CH2Cl2 at a......
The alkyl polyglycosides (APG) is new type the surfactants that is made by regeneration resource of the starch and the g......
PS-HQ:More convenient in situ polymeric cocatalyst for the PdC1_2-catalyzed acetalization in supercr
Polystyrene-supported hydroquinone (PS-HQ) is presented as an in situ polymeric cocatalyst to replace polystyrene- suppo......
Experimental and theoretical studies of the reaction between cationic vanadium oxide clusters and ac
The time of flight mass spectrometer coupled with a laser ablation/supersonic expansion cluster source and a fast flow r......
Suzuki reaction of bromoallenes with arylboronic acids using an air-stable palladium complex Pd(Ph_2
Suzuki reaction of bromoallenes with arylboronic acids was successfully performed by using an air-stable hemilabile P-O ......
Aliphatic and aromatic alcohols are efficiently oxidized to ketones or carboxylic acids using aqueous hydrogen peroxide ......
Study on Property of Salicylaldehyde Schiff Base Metal Complexes for Catalytic Oxidation of Model Su
Seven kinds of Schiff base metal complexes (C1—C7) were synthesized by the reaction of substituted salicylaldehyde Schi......
In the nuclear fuel cycle, fissile materials are often dissolved in water. Criticality accidents are likely to happen in......
The interaction between the metal and the support of supported metal catalysts, which are widely used in industry, is th......
分别采用钛酸四丁酯和纳米二氧化钛作为松香改性酚醛油墨树脂酯化阶段的催化剂,通过酸值和粘度测定以及红外光谱分析研究了2种催化......
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第十四届中国国际光电博览会(中国光博会,CIOE2012)将于9月6日—9日在深圳会展中心举行。来自组委会的最新消息显示,本次展会吸引......
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......
目的考察黄芩(SBE)提取物对D-半乳糖和亚硝酸钠合并诱导的阿尔茨海默氏病(AD)模型小鼠抗氧化能力的保护作用。方法腹腔注射D-半乳......
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......
Metal oxide and hydroxide nanoarrays: Hydrothermal synthesis and applications as supercapacitors and
The development of nanotechnology in recent decades has brought new opportunities in the exploration of new materials fo......
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Experimental study on multi-point autoignition characteristics and influence factors of diesel spray
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Study on Property of Salicylaldehyde Schiff Base Metal Complexes for Catalytic Oxidation of Model Su
Seven kinds of Schiff base metal complexes(C1-C7)were synthesized by the reaction of substituted salicylaldehyde Schiff ......
In this paper we focus on diamond film hot-filament chemical vapor deposition reactors where the only reactant ishydroge......
常温下(MEIm)+I-(MEIm=1-methyl-3-ethyl-imidazolyl)与Ag2O按照物质的量比为1∶2在DMSO中反应成功的合成了线型氮杂环卡宾银碘化......
目的 应用超声生物显微镜(UBM)观察原发性闭角型青光眼合并白内障患者超声乳化联合人工品状体植入术前、后的眼前节结构变化及临床......
Turbulent combustion remains to be one of most complicated technologies due to the complexities of turbulence and combus......
The longtime behavior of the immigration process associated with a catalytic super-Brownian motion is studied. A large n......
Experimental study on multi-point autoignition characteristics and influence factors of diesel spray
Auto-ignition characteristics of high-pressure diesel spray in the controllable active thermo-atmos- phere (CATA) were s......
醇的催化胺化是胺类化合物制备的重要发展方向。本文研究了改性 HZSM-5催化氨化异丙醇胺制备1,2-丙二胺反应，通过Zn、P对HZSM-5的改......
采用催化剂涂覆的膜(CCM)和碳纸扩散层组成质子交换膜燃料电池的膜电极.CCM采用直接喷涂的方法制备,研究了与直接喷涂技术相关的影......
挥发性有机物(VOCs)作为雾霾生成的前体物质,其净化处理已经成为当前大气污染控制的热点问题,催化燃烧法凭借其操作温度低(200~400......
利用两步光沉积法制备了TiO2负载的Pd和Cu双金属催化剂,以氢气为还原剂催化去除水中的硝酸盐并探究其影响因素。研究结果表明,二氧......
研究了用混酸H7PW12O42／H3PO4作催化剂，乙醛酸和尿素反应合成囊素的最佳工艺条件。结果表明：当n（乙醛酸）：n（尿素）＝1∶3．5，m(H7PW12O42)∶m(H3P......
