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Recovery of precious metal material Ni from nickel containing wastewater using electrolysis Ruijie Jina, Changsheng Peng b,* , Ahmed Abou-Shadyc and Kedong Zhangd The Key Lab of Marine Environmental Science and Ecology, Ministry of Education, Ocean University of China, Qingdao, 266100, China aruijiejin@126.com, bcspeng@ouc.edu.cn, cshady_desert@yahoo.com, dmail4dong@gmail.com * Corresponding author.
Vidhyadevi and S.Sivanesan: Chemical Engineering Journal, Vol.167 (2011), p.122-131
[5] K.Dermentzis: Journal of Hazardous Materials, Vol.173 (2010), p.647-652
Abou-Shady: Journal of Hazardous Materials, Vol.189 (2011) , p.814-820
Palanivelu: E-Journal of Chemistry, Vol.7（2010）, p.1412-1420

By this means, the mechanical properties of three common bolt materials were analyzed.
Introduction Different bolt material strain rate sensitivities are different like other metal materials.
These three materials are all belong to common bolt materials.
Li: Engineering structural antiknock dynamics(Shanghai Science and Technology Press, Shanghai 1989).
Journal of Sound and Vibration, Vol. 108 (1986) No.3, p. 455

Ochi, Journal of Mechanics of Materials.,38 (2008) 446-452
Khairul Zaman., Journal of Materials & Design., 27 (2011) 378-386
Ming., Journal of Materials and Design.,40 (2012)358-385
Abdan, International Journal of Mechanical and Materials Engineering., 4 (3) (2009) 239-248
Sperber., Journal of Macromolecular Materials and Engineering. 29 (2006) 449-457

Study on Static Deformation Characteristics of Mental Rubber Material Dong wei LIa , Zhong bo HEb, Guo quan REN c, Lei ZHANGd Department 1 st of Mechanical Engineering College, Shijiazhuang, 050003, China a12ldw@163.com, bHEzb@163.com, c 1RENgq@163.com, d1ZHANGl@163.com Keywords: elastic porous wire-mesh material, static deformation, mechanical test Abstract：：：：Mental rubber material is a new kind of high elastic and large damping material.
Fig 1 Mental rubber materials Fig 2 MTS810 material test system Constant-Velocity Stretch Experiment and Analysis Constant-velocity stretch test apparatus is MTS810 machine as the Fig 2.
The vary rule can be explained in the variety of the material's microscopic conformation.
Acknowledgements These studies are supported by the National Nature Science Found, whose number is 50775220.
Journal of Aeronautical Materials Vol.28 -2(2008), p.75 (In Chinese) [3] Kezhi Huang.

Then it can meet the basic requirements of mixing materials ratio in the highway construction standards.
Considering about the price, we can set the price of each kind of materials is Pi and the percentage of this material is Ki, taking as example, .
In general, the type of highway construction concrete materials is about 4-6, which is up to 8 types.
And materials for the construction of different highway are not same.
Natural Science Journal of Harbin Normal University 2003; 19: 14-16

While grinding hard and brittle materials the structure quality and accuracy depends on the material removal mechanism.
Li, Investigation of grinding modes in horizontal surface grinding of optical glass BK7, Journal of Materials Processing Technology 211 (2011) 1629–1636
Scattergood, Ductile-Regime Grinding: A New Technology for Machining Brittle Materials, J.
Evans, A model for crack initiation in elastic/plastic indentation fields, Journal of Materials Science 12 (1977) 2195–2199
Bifano, Ductile-regime grinding of brittle materials, Dissertation, 1988

As a system of filled particles, thermal conductivity, volume fraction and spatial distribution of particles determine the overall thermal conductivity of the materials.
Numerical simulation is more effective to study the effect of the spatial distribution of particles on overall thermal conductivity of the materials.
So the overall effective thermal conductivity of the materials is obtained:
Journal of Materials Science, 44 (2009) 4848-4855
Computational Materials Science, 43 (2008) 450–461

A review of some of the various fatigue models introduced over the years for both metallic materials, in particular aluminium alloys followed by fatigue and durability concerns associated with composite materials.
Among the most commonly used materials laid Aluminium.
Hence the fatigue damage evolution is non-linear in composite materials.
Repair of Composite Materials.
Reissner, “The Stresses in Cemented Joints,” Journal of Applied Mechanics , vol. 11, pp.

Liu: Insulating materials (2004) No.4, p.57-59
Ma: Acoustic journals Vol.22(1997) No.5,p.385-393
Ma: Modern Acoustics Theory Basis(Science Press, Beijin 2004)
Ma: Functional materials Vol.39(2008)No.1,p.133-135
Sheng: Xi’an Engineering Institute of Science and Technology Journal Vol.21 (2007) No.6, p.752-757.

Therefore, the current research is focused on new materials including the electrolytes and electrodes to be used in reducing the operating temperature of the SOFCs.
Materials and Methods The La1-xSrxCo0.2Fe0.8O3 (LSCF) with x = 0.3-05 cathode materials were prepared using the sol-gel method [3] by dissolving the various metal nitrates (Merck Co.) consisting of La(No3)2, Sr(NO3)2, Co(NO3)2.6H2O and Fe(NO3)3.9H2O into absolute ethanol.
Mori: Journal of Power Sources Vol. 164 (2007), p. 56
Liu: Journal of Membrane Science Vol 302 (2007), p. 171
Nogi: Journal of Power Sources Vol 145 (2005), p. 257