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: TB44 文献标识码: A Preparation of Ru nanoparticles by alcohothermal process ZHAO Peng1, YAO Yan-yan1, TIAN Xiao-zhen1, XU Qi-ming1, A. Gedanken2 (1. Institute of Materials Science and Engineering, Xi... of metallic Ru nanoparticles in the ethanol solution is described. The solvothermal reaction shows different colors during the heat treatment at 120℃ at different reaction times. Monodispersed ruthenium......
TiO2薄膜的光电性能及应用 王溪晶1,杨太礼2,王武育3 (1.北京理工大学信息科学技术学院,北京,100081;2.利达光电股份有限公司,河南南阳,473003;3.北京有色金属研究总院矿物资源与冶金材料研究所,北京,100088) 摘要:TiO2是高折射率(n=2.7),大介电常数(ε=114)和半导体微电子结构特点.它的薄膜(d 关键词:TiO2薄膜; 光电应用; [全文内容正在添加中] ......
Study of erbium (Ⅲ) doped titanium dioxide nanoparticles by photoacoustic spectroscopy汪海燕,杨跃涛,刘晓峻,张淑仪Key Laboratory of Modern Acoustics,Ministry of Education,Institute of Acoustics,Nanjing University... doped titania samples have been shown to increase the photocatalytic efficiency of selected reactions.In this work,TiO2 nanoparticles doped with Er3+ were prepared via an ultrasonic assisted sol-gel......
Study of erbium (Ⅲ) doped titanium dioxide nanoparticles by photoacoustic spectroscopy汪海燕,杨跃涛,刘晓峻,张淑仪Key Laboratory of Modern Acoustics,Ministry of Education,Institute of Acoustics,Nanjing University... doped titania samples have been shown to increase the photocatalytic efficiency of selected reactions.In this work,TiO2 nanoparticles doped with Er3+ were prepared via an ultrasonic assisted sol-gel......
表面修饰TiO2光催化薄膜的表征 潘峰1,程躜1,郝维昌1,蒋湘宁2,赵艳玲2,郑树凯1,王天民1 (1.北京航空航天大学,北京,100083;2.北京林业大学,北京,100083) 摘要:利用射频磁控溅射技术,以Ar和O2气混合气体为溅射气体在载玻片上制备了锐钛相TiO2薄膜.为了提高TiO2薄膜的光催化活性,在TiO2薄膜表面进行了钽修饰.利用X射线衍射(XRD),原子力显微镜(AFM)和UV-VIS-NIR分光光度计等技术对薄膜进行了表征.结果表明:对TiO2薄膜的表面进行适量的Ta元素修饰可以提高其光催化活性. 关键词:TiO2薄膜; 表面修饰; 光催化活性; TiO2 thin film; surface modification; photocatalytic activity; [全文内容正在添加中] ......
Formation and Annealing of BaTiO3 and SrTiO3 Nanoparticles in KOH SolutionTomoki Tsumura,Keiichi Matsuoka,Masahiro ToyodaDepartment of Applied Chemistry,Faculty of Engineering,Oita University摘 要:Barium titanate (BaTiO3) and strontium titanate (SrTiO3) nanoparticles were synthesized separately through hydrothermal reaction of crystalline TiO2 particles......
Killing Effect of Ce(Ⅳ) Doped TiO2 Nanoparticles on C26 Rat Colon Carcinoma Cells王龙,毛健,涂铭旌摘 要:The effects of UVA photoirradiated Ce(Ⅳ) doped TiO2... 64.6% cells are killed after 24 h by 180 μg·ml-1 CDTP when 8 min exposed to UVA, over 90% dead for 30 min group, relative to 18.7%, 41.5% of TiO2 at the same condition respectively. Hoe 33258 staining......
纳米TiO2薄膜的低温制备 柳清菊1,王庆辉1,张瑾1,朱忠其1,靳映霞1 (1.云南大学,材料科学与工程系,云南,昆明,650091) 摘要:采用液相沉积法,在90℃下制备了纳米锐钛矿型TiO2薄膜.采用XRD,UV透射光谱,薄膜表面接触角的测量,厚度的测量及亚甲基蓝降解等手段研究了TiO2薄膜的性能.结果表明:所制备的TiO2薄膜具有较好的超亲水特性及光催化活性,在可见光范围内具有较好的透明性,其平均透光率在80%以上. 关键词:纳米TiO2薄膜; 低温制备; 液相沉积; 亲水性; 光催化; [全文内容正在添加中] ......
识码:A 文章编号:1672-7207(2007)04-0706-05 Microemulsion synthesis and characterization of Fe-Co-Ni alloy nanoparticles ZHOU De-bi, TU Sai-qi, REN Zhi-wei, CHEN Yun-lan (School of Chemistry and Chemical Engineering, Central South University, Changsha 410083, China) Abstract: Fe-Co-Ni alloy nanoparticles were prepared using KBH4 reduction......
; Abstract: In a simple ethanol-water system, the magnetic α-Fe nanoparticles (with an average... particles through a Si-O-Fe bond. The coated shell of silica can effectively protect the Fe cores from being oxidized. Key words: core-shell nanocomposites; iron; magnetic properties; nanoparticles......
