Báo cáo hóa học: " Preparation and thermal conductivity of CuO nanofluid via a wet chemical method" potx

... NANO EXPRESS Open Access Preparation and thermal conductivity of CuO nanofluid via a wet chemical method Haitao Zhu * , Dongxiao Han, Zhaoguo Meng, Daxiong Wu, Canying Zhang Abstract In this article, ... potential applications associated with heat transfer, mass transfer, wetting, and spreading [1-7]. Preparation of stable nanofluids is the first step and key iss...

Ngày tải lên: 21/06/2014, 05:20

... Salman A Alrokayan 1 and Mohammad Saleh AlSalhi 1,3 Abstract This work reports the preparation and characterization of silver nanoparticles synthesized through wet chemical solution method and ... structural studies. SAA and MSA performed the thermal studies. MAMK and MA also involved in writing of the manuscript. All authors read and approved the final manuscript. C...

Ngày tải lên: 21/06/2014, 02:20

... Au are also indicated. The size and strain distribution of the cuboctahedral (C), icosahedral (I), and decahedral (D) structure type as obtained from the analysis and simulation of the X-ray pattern ... not ‘‘transparent’’ for the electron beam. Figure 1b shows a BF TEM micrograph of the same diluted sample with isolated Au nanocrystals of spherical shape and of an average...

Ngày tải lên: 22/06/2014, 01:20

... burden, especially in resources-constrained communities. There has been an increase in international standardi- zation of health-related quality of life measurements. Banks of items that measure health ... instrument was not located”. Their meth- ods used to determine if an instrument was “validated” were not stated. As the authors are aware, the ideal methods for validation of health...

Ngày tải lên: 18/06/2014, 19:20

... Kumar, K. Abraham Zacharia, P. Sharma Fly Ash Utilisation: Indian Scenario & Case Studies. http://www.tifac.org.in/news/ flyindia.htm as on 15 April 2007 11. Ash Utilization, National Thermal ... It has appeal of miniaturization; also it imparts enhanced electronic, mag- netic, optical and chemical properties to a level that cannot be achieved by conventional materials. The key c...

Ngày tải lên: 22/06/2014, 18:20

... the analysis of the FTIR spectra. AJ participated in the FTIR measurements and the analysis of the spectra and carried out the analysis of the water contact angles on nanoporous alumina. AK and ... expensive as it requires smal- ler amounts of chemicals for a comparable surface coverage. Experimental Preparation of nanoporous and thin film alumina surfaces Both nanoporou...

Ngày tải lên: 21/06/2014, 01:20

... qC b Figure 6 Thermal conductivity of nanofluids: (a) Variation of thermal conductivity of nanofluids at 25°C with mass fraction of nanoparticles; (b) variation of thermal conductivity with temperature ... thermal conductivity, and thermal oxidation stability of the nanofluids are also investigated. Experimental Materials and preparation of ligand All the...

Ngày tải lên: 21/06/2014, 03:20

... stan- dard food and ta p water, and exposed to alternating 12 h periods of light and darkness. Temperature and relative humidity were maintained at 25°C and 50%, resp ectively. After an acclimatization ... animals were provided with standard food and water ad libitum and were exposed to alternating 12-h periods of light and darkness. Tempera- ture and relative humidity w...

Ngày tải lên: 21/06/2014, 04:20

... in nanofluids. Powder Technol 2008, 186:145. 21. Ananda Kumar S, Shree Meenakshi K, Narashimhan BRV, Srikanth S, Arthanareeswaran G: Synthesis and characterization of copper nanofluid by a novel ... Zebarjad SM, KhandanFadafan H, Youssefi A: Fabrication, characterization and measurement of thermal conductivity of Fe3O4 nanofluids. J Magn Magn Mater 2010, 322:3895. 24. Lee...

Ngày tải lên: 21/06/2014, 04:20

... China Authors’ contributions SZ participated in the materials preparation, data analysis and drafted the manuscript. WW, XX and JZ participated in the sample characterization. FR conceived and ... Spherical Magnetite and Maghemite Nanocages. Nanoscale Res Lett 2009, 4:926. 10. Faraji M, Yamini Y, Rezaee M, Magnetic Nanoparticles: Synthesis, Stabilization, Functionalization, Character...

Ngày tải lên: 21/06/2014, 06:20