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Surface-enhanced Raman spectroscopy: substrate-related issues 

Lin, Xiu-Mei; Cui, Yan; Xu, Yan-Hui; Ren, Bin; 任斌; Tian, Zhong-Qun; 田中群 (SPRINGER HEIDELBERG, 2009-04)
After over 30 years of development, surface-enhanced Raman spectroscopy (SERS) is now facing a very important stage in its history. The explosive development of nanoscience and nanotechnology has assisted the rapid development ...
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氧化铁超微粒光电化学及光谱电化学研究 

杨迈之; 纪拥军; 张雯; 蔡生民; 吕孝江; 田中群; 罗瑾; Yang Maizhi; Ji Yongjun; Zhang Wen; Cai Shengmin (厦门大学《电化学》编辑部, 1995-05-28)
用拉曼光谱、光电流、紫外-可见反射谱等技术研究了附着在铂片表面的α-Fe_2O_3微粒.拉曼光谱的蓝移现象说明50nm粒径的粒子较块体材料有尺寸量子化效应.随着电极电势的变化,光电流增加时,UV-VIS反射率相对变化量减少;光电流减少,UV-VIS反射率相对变化量则增大,说明电极电势不仅影响溶液氧化-还原对的氧化还原趋势,而且还影响微粒表面的光吸收.
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导电高聚物/溶液界面SERS效应的诱导产生 

高劲松; 陈燕霞; 田中群; 李春增; 刘忠范; 蔡生民; (厦门大学《电化学》编辑部, 1995-05-28)
导电高聚物是发展迅速风应用广泛的重要电极材料,由于大多数电化学反应发生在导电高聚物/金属和导电高聚物/溶液界面,如果能获得其界面结构的信息,将对导电高聚物表面所发生的电化学反应以及导电高聚物的聚合、降解的机理研究有极大的帮助.但无论是常规电化学技术还是一般光谱电化学技术都难于得到有关界面结构的信息,因为通常情况下较强的导电高聚物膜本体的信号(图1(a)将“淹没”来自界面的信号.所幸的是表面增强拉曼散射(SERS)效应能极大地增强来自紧邻 ...
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偶氮吡啶分子结的制备、表征及电学性质初步研究 

向娟; 刘波; 田景华; 吴孙桃; 胡家文; 田中群 (2005-07-15)
A study on the fabrication and characterization of gold nanowires containing a 4,4′-azopyridine monolayer junctions was reported. Au nanowires were prepared by using a two-step alternative current(AC) electrodeposition ...
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用表面增强拉曼光谱研究BMAT对不锈钢的缓蚀机理 

查英华; 魏宝明; 田中群; 林昌健; Zha Yinghua; Wei Baoming (厦门大学《电化学》编辑部, 1995-05-28)
应用表面增强拉曼散射光谱(SERS)技术,研究0.5%HCl体系中缓蚀剂在18-8不锈钢表面的吸附.谱图是在不锈钢表面电沉积不连续Ag颗粒条件下测得的.缓蚀剂BMAT通过电极表面与缓蚀剂中的N原子,以及苯并咪唑环的共轭大π键形成化学吸附,BMAT斜卧于电极表面.其烯丙基起到空间的阻碍的作用.
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Three-dimensional micromachining for microsystems by confined etchant layer technique 

Sun, JJ; Huang, HG; Tian, ZQ; 田中群; Xie, L; Luo, J; Ye, XY; Zhou, ZY; Xia, SH; Tian, ZW; 田昭武 (PERGAMON-ELSEVIER SCIENCE LTD, 2001-08-03)
The micromachining of GaAs with three different truly three-dimensional (3D) molds were performed by the confined etchant layer technique (CELT). The etched patterns were found, approximately, to be the negative copy of ...
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粗糙镍电极上吡啶和二巯基嘧啶的表面拉曼光谱 

黄群健; 高劲松; 蔡雄伟; 毛秉伟; 郑明森; 田中群; Huang Qunjian; Gao Jinsong; Cai Xiongwei; Mao Bingwei; Zheng Mingseng; Tian Zhongqun (厦门大学《电化学》编辑部, 1996-05-28)
粗糙镍电极上吡啶和二巯基嘧啶的表面拉曼光谱①黄群健高劲松蔡雄伟毛秉伟郑明森田中群*(厦门大学化学系,固体表面物理化学国家重点实验室,厦门361005)自从人们发现和认知表面增强拉曼散射(SERS)效应以来[1],SERS技术以其极高的表面灵敏度为电极...
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各种电沉积的过渡金属上的表面拉曼光谱 

高劲松; 任斌; 黄群健; 田中群; Gao Jingsong; Ren Bin; Huang Qunjian; Tian Zhongqun (厦门大学《电化学》编辑部, 1996-08-28)
各种电沉积的过渡金属上的表面拉曼光谱高劲松,任斌,黄群健,田中群(厦门大学化学系,固体表面物理化学国家重点实验室,物理化学研究所,厦门361005)七十年代中期发现的表面增强拉曼散射(SERS)效应,曾激起人们将拉曼光谱技术应用于表面(界面)吸附、结...
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Controllable nanogap fabrication on microchip by chronopotentiometry (vol 50, pg 3041, 2005) 

Bo Liu; Juan Xiang; Jing-Hua Tian; Can Zhong; Bing-Wei Mao; Fang-Zu Yang; Zhao-Bin Chen; Sun-Tao Wu; 吴孙桃; Zhong-Qun Tian; 田中群 (2006)
This work aims to solve one of the key issues for developing molecular and nanoscale devices, i.e., how to controllably fabricate nano/angstrom-size gaps on microchips. It has been shown that with a galvanostat and use of ...
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钴氰化钠/氯化钠固体溶液微晶体的电化学制备及其特性 

朱益亮; 杨德志; 苏亚琼; 吴德印; 田中群; 詹东平; ZHU Yi-liang; YANG De-zhi; SU Ya-qiong; WU De-yin; TIAN Zhong-qun; ZHAN Dong-ping (厦门大学《电化学》编辑部, 2014-06-28)
钴氰化钠与铁氰化钠结构类似,而其在固/液界面上的电子转移特性却并不显著. 使用扫描电化学显微镜(SECM)构建了fL~pL体积的电化学微体系. 在微体系中溶剂蒸发,电解质则会浓缩结晶. 当电活性物质与支持电解质的晶格参数匹配时,二者可发生共结晶形成固体溶液. 本文采用该方法制得钴氰化钠/氯化钠固体溶液微晶体,结合微加工技术构建了固体电极/固体溶液界面,该钴氰化钠在固体溶液中即有很好的电子转移特性.
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任斌 (279)吴德印 (122)Tian, Zhong-Qun (118)Tian, Z. Q. (101)... View MoreSubject表面增强拉曼光谱 (60)SERS (46)拉曼光谱 (29)Raman spectroscopy (28)电化学 (17)... View MoreDate Issued2010 - 2020 (200)2000 - 2009 (311)1990 - 1999 (121)1985 - 1989 (12)

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