搜索结果: 1-15 共查到“化学 films”相关记录37条 . 查询时间(0.062 秒)
Photoelectrochemical and photocatalytic properties of N + S co-doped TiO2 nanotube array films under visible light irradiation
Nanostructures Oxide Thin films Electrochemical properties
2011/8/18
Abstract: In this paper, we report on the co-doping nitrogen and sulfur has been achieved in the TiO2 nanotube array films by treatment with thiourea and calcination under vacuum at 500 {\deg}C for 3 ...
Synthesis and luminescence properties of electrodeposited ZnO Films
II-VI semiconductors electrodeposition ZnO photoluminescence thermoelectric electroplating white LED
2011/8/17
Abstract: ZnO films have been grown on gold (111) by electrodeposition using two different OH- sources, nitrate and peroxide, in order to obtain a comparative study between these films. The morphology...
CdS Thin Films Deposited by CBD Method on Glass
CdS thin film Chemical-bath-deposited method CIGS solar cell Direct energy band gap
2012/4/5
CdS thin films were prepared by chemical-bath-deposited method and the effect of tempera-ture and time on the properties of CdS thin films was studied. Independent of the deposited temperature, the gr...
Surface-Enhanced Raman Scattering of 4-Aminothiophenol Adsorbed on Silver Nanosheets Deposited onto Cubic Boron Nitride Films
Surface-Enhanced Raman Scattering 4-Aminothiophenol Adsorbed Silver Nanosheets Deposited
2010/9/17
A simple method was found for the fabrication of silver nanosheets (AgNS) by the catalysis of gold nanoparticles (AuNP) on an amine-terminated cubic boron nitride (cBN) surface deposited on a Si(001) ...
Influence of AlCl3 on the optical properties of new synthesized 3-armed poly(methyl methacrylate) films
Optical constants optical band gap dispersion parameters thin films ATRP PMMA
2010/10/14
Three-armed poly(methyl methacrylate)[PMMA] was synthesized by atom transfer radical polymerization at 100 °C using benzene-1,3,5-triyl tris(4-(bromomethyl) benzoate as 3-armed initiator and a cuprous...
Structure of Ultra-Thin Diamond-Like Carbon Films Grown with Filtered Cathodic Arc on Si(001)
Structure of Ultra-Thin Diamond-Like Carbon Films Filtered Cathodic Arc on Si(001)
2010/9/17
The structure of 3 nm and 15 nm diamond-like carbon films, grown on Si(001) by filtered cathodic arc, was studied by angle-resolved X-ray photoelectron spectroscopy (ARXPS) and transmission electron m...
Improved photostability of PVC films in the presence of 2-thioacetic acid-5-phenyl-1,3,4-oxadiazole complexes
Photostabilizer PVC oxadiazole
2010/4/9
The photostabilization of poly(vinyl chloride) (PVC) films by 2-thioacetic acid-5-phenyl-1,3,4-oxadiazole with Sn(II), Ba(II), Ni(II), Zn(II), Cu(II), and Ca(II) complexes was investigated. PVC films ...
Growth optical and magnetic properties of Cd1-xFexS films prepared on Al2O3 (0001)
Diluted magnetic semiconductor CdFeS Band gap
2011/12/8
Diluted magnetic semiconductor Cd1−xFexS (0bxb0.4) films were grown by the low-pressure metal organic chemical vapor deposition on c-Al2O3 substrates. All the films were fabricated at 633 K unde...
Fe-doped and (Zn, Fe) co-doped CdS films: Could the Zn doping affect the concentration of Fe2+ and the optical properties?
Cd1xyFexZnyS Absorption edges Band gap energy
2011/12/8
Cd1xFexS and Cd1xyFexZnyS thin films were grown by low-pressure metal organic chemical vapor deposition (LP-MOCVD) on cAl2O3 substrates. The films fabricated at 360 C under an hydrogen pressure o...
Si nanocrystals (nc-Si) are addressed in the eutectic Al2O3:SiO2 thin films co-doped with Er3+ and Yb3+ by the laser-induced crystallization (LIC). The thin films are originally synthesized on a silic...
层层静电自组装构筑壳聚糖/磷钨酸复合膜的研究（Construction of Composite Thin Films via Layer-by-layer Electrostatic Self-assembly of Chitosan/Phosphotungstate Acid）
壳聚糖/磷钨酸复合膜 层层自组装 多层膜
2010/8/24
将正电荷的壳聚糖与负电荷的磷钨酸溶液通过静电作用交替沉积在基底上组装复合多层膜。使用紫外可见光谱(UV-Vis)、红外光谱(FTIR)、X-射线光电子能谱(XPS)、原子力显微镜(AFM)和循环伏安法(CV)等手段对复合膜进行了表征。UV-Vis结果显示多层膜在特征吸收峰处的吸光度数值随膜双层数增加逐渐增大，呈良好的线性关系，表明多层膜是均匀组装的；XPS和FTIR结果证实了壳聚糖和磷钨酸被组装到...
Preparation and Characterization of Ordered TiO2 Photocatalysts: Films and Mesoporous Structures
Preparation Characterization Ordered TiO2 Photocatalysts Mesoporous Structures
2010/4/16
Two different ordered TiO2 structures were prepared as sol-gel films coated on glass and as mesoporous structures in order to study the effect, in 2-D or in 3-D, of bulk size on photocatalytic activit...
超低介电常数介孔氧化硅薄膜的制备及其表征（Synthesis of Mesoporous Thin Silica Films with Ultra Low Dielectric Constant）
TEOS蒸汽 甲基化 介孔氧化硅薄膜 超低介电常数
2010/8/24
研究了以正硅酸乙酯(TEOS)和甲基三乙氧基硅烷(MeSi(OEt)3)为混合硅源，十六烷基三甲基溴化铵(CTAB)为模板剂，采取旋涂技术，在硅晶片表面制备出二氧化硅透明薄膜，再经过正硅酸乙酯(TEOS)蒸汽孔壁强化后采用线性升温焙烧法脱除薄膜孔道内的模板剂，制备出具有超低介电性能的氧化硅薄膜。使用FTIR、XRD和SEM对样品进行了结构表征，并采用阻抗分析仪测量了薄膜的介电常数(k)，纳米硬度计...
BST/Si-NPA复合薄膜的湿敏电容特性研究（Capacitive Humidity Sensing Properties of BST/Si-NPA Composite Thin Films）
钛酸锶钡 硅纳米孔柱阵列 复合薄膜 湿敏电容特性
2010/8/25
本文采用溶胶-凝胶法和旋涂工艺，以Si-NPA为衬底，制备了钛酸锶钡(BST)/Si-NPA复合薄膜，并对其形貌、结构及湿敏电容特性进行了研究。结果表明，环境的相对湿度(RH)、测试信号频率和退火温度均对湿敏电容特性具有较大影响。在100 Hz的测试信号频率下，当环境的相对湿度从11%上升到95%时，BST/Si-NPA湿敏元件的电容增量可达起始值的4 400%，显示出较高的湿度敏感性。同时，元件...
专著信息
书名
”Fourier transform NIR study of liquid diffusion processes in Nylon 11 films: Comparison of water with alcohols”
语种
英文
撰写或编译
作者
Peiyi Wu,H. W. Siesler
第一作者单位
出版社
CHEMISTRY OF MATERIALS 15 (14)...