共搜索到3737条信息,每页显示10条信息,共374页。用时:0小时0分0秒281毫秒
......
nanoparticles between the absorption peaks of pure gold and pure silver nanoparticles and shift towards longer wavelength with increasing the molar ratio of Au and Ag ions in the reaction solution. The numerical... Fig.4 Calculated absorption spectra of gold, silver and gold-silver composite nanoparticles 图5 纳米颗粒吸收峰的波长随摩尔分数的变化曲线 Fig.5 Change curve of wavelength of absorption peak with molar......
Preparation of microsized silver crystals with different morphologies by a wet-chemical methodCAI Xionghuia and ZHAI Aixiab a School of Biologic and Pharmaceutical Engineering,Wuhan Polytechnic... was presented for preparation of spherical,flowerlike,hexagonal,and triangular microsized silver crystals.Well-defined particles were prepared by mixing of iron(Ⅱ) sulfate heptahydrate solution with silver......
Separation of Silver Nanocrystals for Surface-enhanced Raman Scattering Using Density Gradient CentrifugationQijin Huang1,Wenfeng Shen1,Ruiqin Tan2,Wei Xu1,Weijie Song11. Ningbo Institute of Material Technology and Engineering,Chinese Academy of Sciences2. Faculty of Information Science and Engineering,Ningbo University摘 要:One-dimensional silver......
Mineralogical Characterization of a Polymetallic Sulfide Ore to Improve Silver Recovery陈代雄1,2,XIAO Jun1,21. School of Minerals Processing and Bioengineering, Central South University2. Hunan... on the mineralogical characterization for the polymetallic sulfide ore, the way to improve silver recovery was studied. The results showed that silver was the most valuable metal whose grade......
Complexation-Coprecipitation Synthesis and Characterization of Neodymium and Antimony Doped SnO2 Conductive Nanoparticles Liu Xiaozhen1,Wang Junqi1,Chen Jie3,Sang Wenbin2 (1.Department of Chemical... University, Shanghai 200433, China) Abstract:Nd and Sb doped SnO2 conductive nanoparticles were prepared by the complexation-coprecipitation method with Sn, Sb2O3 and Nd2O3 as the raw materials. Thermal......
coating of the Ag2Al nanoparticles could most likely be aluminum oxide or silver aluminum oxide. Therefore, the single-phase nanocrystalline Ag2Al intermetallic compound particles can be produced... nanoparticles could most likely be aluminum oxide or silver aluminum oxide. Fig. 6 XPS spectrum of Ag2Al nanoparticles 4 Conclusions 1) The flow-levitation method was developed to synthesize single-phase......
Antibacterial properties and corrosion resistance of AISI 420 stainless steels implanted by silver and copper ionsHong-wei Ni, Han-shuang Zhang, Rong-sheng Chen, Wei-ting Zhan, Kai-fu Huo, and Zhen... (Received: 4 April 2011; revised: 7 May 2011; accepted: 10 May 2011)摘 要:Silver or copper ions are often chosen as antibacterial agents. But a few reports......
Structure and Magnetic Properties of S-doped Mn3O4/S Composited Nanoparticles and Mn3O4 NanoparticlesX.He,Z.H.Wang,D.Y.Geng and Z.D.Zhang Shenyang National Laboratory for Materials Science,Institute of Metal Research,and International Centre for Materials Physics,Chinese Academy of Sciences,Shenyang 110016,China摘 要:Composited nanoparticles,consisting......
Preparation and Characterization of Poly(melamine-urea-formaldehyde) Tetradecanol Microcapsules Coated with Silver Particles汪海平,GUI Pengce,ZHU Yangqian,HU SiqianKey Laboratory of Optoelectronic... of microencapsulated phase change materials (microPCMs) based on 1-tetradecanol (TD) core and silver-coated poly (melamine-urea-formaldehyde) (MUF) shell was successfully synthesized by in situ polymerization method......