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and Chemical Engineering, Hunan Institute of Science and Technology, Yueyang 414000, China) Abstract: A series of catalysts of nanometer TiO2 were prepared by silver depositing. The photocatalytic...; photocatalytic degradation; nanometer TiO2; silver deposition CLC number: X730.1; O625 Document code: A 1 ......
Effects of Rare Earth Elements on Photocatalytic Antibacterial Properties of Nanometer TiO2 Powders Meng Junping1,LIANG Jinsheng1,Ou Xiuqin1,GAO Ning2 (1.Institute of Power Source & Ecomaterials... with photocatalystic antibacterial properties were prepared by dipping TiO2 nanometer powders into RE( NO3 )·nH2O solutions, filtrating, drying and heat treatment, and the enhancement mechanisms of Ce......
Ca元素;同时发现薄膜表面的羟基含量随聚乙二醇的加入量的增加而增加. 关键词:溶胶-凝胶法; 多孔TiO2纳米薄膜; 制备; 微观结构; sol-gel method; porous titania nanometer thin films; preparation; microstructure; [全文内容正在添加中] ...多孔 TiO2光催化纳米薄膜的制备和微观结构研究 赵修建1,余家国1 (1.武汉工业大学材料复合新技术国家实验室, 武汉 430070) 摘要:锐钛矿型多孔TiO2纳米薄膜可以从含聚乙二醇(PEG)的钛醇盐溶胶前驱体中通过溶胶-凝胶法制备.涂层的形貌,如孔的大小和孔的分布可以通过聚乙二醇的加入量和分子量来控制. 当聚乙二醇的加入量和分子量越大,聚乙二醇热分解后在薄膜中产生的气孔就越多和孔径......
separation; nanometer TiO2; [全文内容正在添加中] ...热处理温度对熔融分相法制备纳米TiO2影响的研究 赵英娜1,李中秋1,张文丽2 (1.河北理工大学,材料学院,河北,唐山,063009;2.中国矿业大学,北京,化学与环境工程学院,北京,100083) 摘要:用熔融分相法制备TiO2光催化材料的原理基于通过调节分相结构控制析晶尺寸.本文重点研究在制备过程中热处理条件对玻璃分相与TiO2析晶及光催化效果的影响.试样的组成选在......
:A new method of using nanometer TiO2 as solid-phase extractant coupled with ICP-AES was proposed for speciation of rare earth elements. The adsorption behavior of rare earth complexes on nanometer TiO2... on nanometer TiO2 between rare earth element and its complexes. The possibility of application of nanometer TiO2 on the speciation of rare earth element was explored. Key words:inorganic metallic materials......
; nanometer TiO2; surface modification; silane coupling agent; in-situ polymerization; styrene-acrylate emulsion; [全文内容正在添加中] ...用于合成纳米苯丙乳液的纳米TiO2表面改性及表征 葛圣松1,朱云峰1,邵谦2,王成国2 (1.山东科技大学,化学与环境工程学院,山东,济南,250031;2.山东大学,材料科学与工程学院,山东,济南,250061) 摘要:研究了利用硅烷偶联剂改性纳米TiO2的方法,并通过FTIR,TEM等手段表征化学改性产物的结构和改性后纳米二氧化钛的分散性,结果表明偶联剂与二氧化钛表面发生化学偶联反应......
Effect of surfactants on preparation of nanometer TiO2 by pyrohydrolysis CHAI Li-yuan(柴立元)1, YU Yan-fen(于延芬)1, 2, ZHANG Gang(张 刚)1, PENG Bing(彭 兵)1, WEI Shun-wen(韦顺文)1 1. School... and TEM respectively. The results show that it is beneficial to reducing the aggregation of TiO2 particles with adding surfactants to the solution. Nanometer TiO2 powders with the size of 40-55 nm......
Grain Size and Photocatalytic Activity of Nanometer TiO2 Thin FilmsPrepared by the Sol-gel Method余家国摘 要:Transparent anatase TiO2 nanometer thin films... of TiO2 thin films was evaluated for the photocatalytic decolorization of aqueous methyl orange . The effects of film thickness on the crystalline phase, grain size, transmittance and photocatalytic......
Preparation of nanometer oxides La1-xSrxMnO3 by absolute alcohol as solvent HU Jie(胡 婕)1, 2, SHAO Guang-jie(邵光杰)1, GUO Peng(郭 鹏)1, QIN Xiu-juan(秦秀娟)1, XING Guang-zhong(邢广忠)2 1. Department...; Abstract: Nanometer oxides La1-xSrxMnO3 were synthesized by absolute alcohol as solvent. The desired metal cations were chelated in a solution using citric acid......
IMPROVEMENT OF DISPERSION ABILITY OF NANOMETER PARTICLES BY MEANS OF PLASMA POLYMERIZATION Y.M.LIU1,X.G.Guo1,G.Q.Zhang1,Y.J.Ge1 (1.Beijing Institute of Printing, Beijing 102600, China) Abstract:In order to find a new way to improve the dispersion ability of nanometer material,an investigation on preparation of thin film with low surface energy on the surface ofnanometer material by means......