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目的 利用密闭囊袋冲洗系统和人后发性白内障(PCO)囊袋模型,研究三氧化二砷(As2O3)在短时间内对PCO的防治作用.方法 实验研究.严格......
Emissions of exhaust gases and particulate matter from a dual fuel marine engine using methanol as fuel with marine gaso......
A review of rare-earth oxide films as high k dielectrics in MOS devices—Commemorating the 100th anni
Recently,rare-earth oxide films have attracted more and more attention as gate dielectrics in metal-oxide-semiconductor(......
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......
Chemical Synthesis and Magnetic Properties of Nanocrystalline (La0.67-XGdX)Sr0.33MnO3 Using Amorphou
A new route to synthesize nanosized crystalline of (La0.67-XGdX)Sr0.33MnO3(X=0.05,0.10,0.15,0.20) perovskite-type comple......
La0.6Sr0.4CO1-yFeyO3(y=0-1.0)powders were synthesized by a citrate method,and the structure and mixed electronic-ionic c......
Synthesis and optical properties of turquoise- and green-colored brownmillerite- type Ba2In2-x-yMnxA
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......
Co3O4 microspheres were synthesized by a simple hydrothermal treatment. The first-cycle charge-discharge tests were carr......
The change in the crystal and electronic structure properties of wurtzite ZnO nanoparticles was studied according to Mn ......
Thermodynamic equilibrium studies of nanocrystallite SrTiO3 grain boundaries by high temperature pho
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......
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......
An efficient and mild carboxylation of multiwall carbon nanotubes using H2O2 in the presence of hete
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......
Mechanism of the heterogeneous reaction of carbonyl sulfide with typical components of atmospheric a
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......
Strontium was introduced into CeO2-ZrO2 mixed oxides (CZ) by doping and impregnation methods,and then Pt was impregnated......
The pure iron was melted and deoxidized by metallic Al and rare earth elements La, Ce and Y respectively at 1600℃ in av......
The influence of Sr addition on pore formation in directionally solidified Al-12.3wt.% alloy was investigated using X-ra......
Fe-Al/Cr3 C2 coatings were sprayed on low steel by high velocity arc spraying(HVAS) technology. The influences of oxides......
The synthesis of nano-sized ZnO-doped CeO2 of 20 nm in crystal size by a coprecipitation technique was investigated by d......
Chemical Synthesis and Magnetic Properties of Nanocrystalline (La0.67-XGdX)Sr0.33MnO3 Using Amorphou
A new route to synthesize nanosized crystalline of (La0.67-XGdX)Sr0.33MnO3(X=0.05,0.10,0.15,0.20) perovskite-type comple......
Effect of reduction-oxidation treatment on the properties of VSb3W-Al2O3 catalyst for propane ammoxi
VSb3W-Al2O3 catalysts for propane ammoxidation were prepared by the conventional slurry method and new slurry method, na......
WC-8wt.％Co cemented carbides with varied nano-Al2O3 and nano-ZrO2 contents were prepared respectively following conventio......
The structure and electrical properties of(Na0.5Bi0.5)0.94Ba0.06TiO3 ceramic doped with 0.5 wt% of MnO were investigated......
Abstract:Spinel compounds LiNi0.5Mn1.3Ti0.2O4 (LNMTO) and Li4Ti5O12 (LTO) were synthesized by different methods.The part......
Synthesis, and measurement of structural and magnetic properties, of La_(1-x)Na_xFeO_3(0.0≤x≤0.3) pe
Polycrystalline La_(1-x)Na_xFeO_3 (0.0≤x≤0.3) solid solutions were synthesized by a solution combustion method using g......
Data from a thermodynamic database and the calculation software FactSage were used to investigate the phase diagrams of ......
Pure nanocrystalline La2O3 powders were successfully prepared by the combustion method.The effect of ethanolamine-to-nit......
Preparation and catalytic properties of ZrO2-Al2O3 composite oxide supported nickel catalysts for me
ZrO2-Al2O3 composite oxides and supported Ni catalysts were prepared , and characterized by N2adsorption/desorption, X-r......
A study of deep penetrating geochemistry-the surface exploration techniques for finding concealed mineral deposits-was c......
Thermodynamic equilibrium studies of nanocrystallite SrTiO3 grain boundaries by high temperature pho
Nanostructured strontium titanate (SrTiO3) thin films are studied by high temperature photoelectron spectroscopy and the......
Mechanism of the heterogeneous reaction of carbonyl sulfide with typical components of atmospheric a
The homogeneous reactions of earbonyl sulfide (COS) with OH and oxygen radicals have been studied thoroughly. However, t......
The new designed high-velocity arc spray gun with three different nozzles is developed to match the DZ400 arc spray syst......
Photooxidation of carbonyl sulfide (COS) under UV irradiation and the role of the oxides such as SiO2, Al2O3 and Fe2O3 w......
The source of urban atmospheric particles is broad, and the major source is the building dust from urban construction. C......
An efficient and mild carboxylation of multiwall carbon nanotubes using H2O2 in the presence of hete
A clean,fast,and facile oxidation of multiwalled carbon nanotubes (MWCNTs) by H2O2/heteropolyacid (H3PW12O40) gave highl......
The Co3O4 nanowires have been successfully synthesized via modified template method.The as-prepared products have been c......
通过对几种新型的钙钛矿结构材料在熔融碳酸盐燃料电池(MCFC)熔盐电解质(Li0.62K0.38) CO3中的耐蚀性能的研究,探讨了这些材料用作......
不饱和醇是非常重要的有机合成中间体，可通过相应不饱和醛／酮催化加氢还原，其中氢转移还原反应最为简单高效。因此，制备高效醛／酮氢转移......
在CaCl2熔盐中,以Co3O4和CeO2混合氧化物为原料,采用熔盐电脱氧法制备CeCo5合金。研究电解电压、烧结温度等对电脱氧过程的影响。......
采用自制高温摩擦试验机模拟实际热冲压工艺条件下22MnB5裸板的高温摩擦过程,分析初始摩擦温度、滑动速度和法向载荷对其摩擦行为......
简要介绍基于像差校正高分辨透射电子显微镜的负球差成像技术及其在研究功能氧化物材料原子构型中的应用.在亚埃尺度的空间分辨率......
42CrMo钢法兰经860oC淬火和570℃回火后发现表面出现裂纹。通过化学成分分析、显微硬度测定、金相检验和冲击试验等方法分析了法兰......
用两步法对钛基材进行阳极氧化，然后用阴极电沉积方法制备出纳米级铂镀层Ti／TiO2．Pt阳极，用场发射电子扫描显微镜（SE-SEM）分析了Pt沉积前......
土壤/沉积物中的铁、锰和铝的（氢）氧化物对磷和重金属的吸附解吸,在极大程度上控制着这些元素在土壤/沉积物和水体中的浓度、形态和......
根据相平衡和热力学理论,并通过热力学计算,研究了耐火材料向钢液中的传氧机理以及影响因素.研究结果表明,在钢液深脱氧的情况下,......
采用溶胶-凝胶法制备了Na位掺杂Sr和Li（掺杂量分别为0.1,0.2,0.3和0.4）的Na1.4Co2O4基热电材料,研究了成型压力和掺杂对Na1.4Co2O4基......
[目的]了解一些重金属元素在土壤中的迁移、溶解和沉淀及影响条件：[方法]对黎塘岩溶区不同粒径铁锰结核的颜色及元素含量进行了研究......
目的探索台氏液中一氧化氮供体硝普钠(SNP)在含活性巯基化合物催化下释放一氧化氮(NO)的动力学特征,为体外NO药理作用定量研究提供......
立方结构的ZrW2-xMoxO8氧化物材料具有各向同性负热膨胀效应, 但难以用固相化学反应法制备.采用水热法合成了Zr(W,Mo)2O7(OH)2(H2O......
