Báo cáo " Synthesis and characterisation of metallic nanoparticles " ppt

... magnetic nanoparticles showed a high coercivity. The metallic nanoparticles were functionalized for trial of application in biomedicine. Keywords: Gold nanoparticles, CoPt nanoparticles, FePt nanoparticles, ... Journal of Science, Mathematics - Physics 25 (2009) 221-230 222 In this paper, we report on synthesis and characterization of gold NPs as well as CoPt and FeP...

Ngày tải lên: 28/03/2014, 13:20

... VNU Journal of Science, Mathematics - Physics 25 (2009) 193-197 193 Synthesis and thermoelectric properties of La(Fe 1-x Si x ) 13 compounds (x = 0.12, 0.14 and 0.15) Do Thi Kim ... Makio Kurisu 2 1) Faculty of Physics, College of Science, VNU, 334 Nguyen Trai, Thanh Xuan, Ha Noi 2) Japan Advanced Institute of Science and Technology, School of Materials Science, No...

Ngày tải lên: 28/03/2014, 13:20

... powder were studied. The main dosimetric peak of LiF:Mg,Cu,Na,Si appeared in the range of 227− 247 o C and the ratio of the height of the main peak to that of the other small peaks in the LiF:Mg,Cu,Na,Si is ... somewhat expand. The dosimetric properties of the powder were studied. In the TL glow curve of LiF:Mg,Cu,Na,Si powder the main dosimetric peak appeared in the range of...

Ngày tải lên: 13/02/2014, 04:20

... discussed and practical applications of nanocomposite TiO 2 /SnO 2 films were showed. 1. Introduction TiO 2 is one of the most attracted materials in nanoscience and nanotechnology because of having ... concentration of the SnCl 4 solution, and the films were annealed at different temperatures and for different period of time. Photoconductivity measurement In orde...

Ngày tải lên: 13/02/2014, 04:20

... Ecosystem of West Lake The ecosystem of West Lake is rather diverse with 232 species of plant, 141 species of phytoplankton, 43 species of zooplankton, 11 species of benthos and about 33 species of ... there is a need of estimation and prediction of eutrophication. One of effective tools for accessing and predicting is the use of mathematical models. 2. Resea...

Ngày tải lên: 13/02/2014, 12:20

... 64 dropped out because of technical problems in terms of the speed of the network and the reliability of the software. Another challenge to the use and implementation of computer- assisted ... opportunity to visit countries and learn about the people, language, and culture. Undoubtedly, understanding the culture of the target language enhances the understanding o...

Ngày tải lên: 05/03/2014, 12:20

... modes and hidden events of the unsteady pressure fields. 6. Synthesis and identification of random pressure field Firstly, effects of basic and cumulative covariance modes on the synthesis of ... multi-variate random processes. Understanding and knowledge of the random pressure field and its distribution is possible to interpret mechanisms of excitations, identif...

Ngày tải lên: 05/03/2014, 14:20

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Ngày tải lên: 14/03/2014, 13:20

... o'clock and rainfall during the daylight in lowland area in term of assessment for development of tourism activities as well as existence of fog during the daylight in highland in term of assessment ... activities. 3. Results and discussions The results of classification and assessment of bioclimatic conditions are shown in tables 2 and 3. Based on analysis of...

Ngày tải lên: 14/03/2014, 15:20

... for parameter calibration and verification. Shamsudin and Hashim [9] described the effects of these parameters on the total runoff volume and on the peak of the runoff. Their conclusions are ... Runoff volume reduced CQOF Increase Peak runoff decreased Runoff volume increased TOF Increase Peak runoff decreased Runoff volume reduced CK1 & CK2 Increase Peak runoff decreas...

Ngày tải lên: 22/03/2014, 12:20