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Introduction Porous silica microspheres materials have been extensively used in chromatogram, adsorption and drug delivery due to their accessible pore size, high specific surface area, high adsorption capacity and easy surface modification[1].
Materials Characterization and Measurements.
Materials Letters, 92(2013)129-131
Journal of Colloid and Interface Science, 286(2005)536-542
[4] H H Wan, L Liu, C M Li, X Y Xue, Facile synthesis of mesoporous SBA-15 silica spheres and its application for high-performance liquid chromatography, Journal of Colloid and Interface Science,337(2009)420-426

Masood a and Kadhim Alamara Faculty of Engineering and Industrial Sciences Swinburne University of Technology Hawthorn, Melbourne, Australia 3122 a email: smasood@swin.edu.au Keywords: Rapid Prototype, Tissue Engineering, Scaffold Design, FDM Abstract.
Hutmacher [9] has discussed a number of fabrication technologies that can be applied to process biodegradable and bioresorbable materials into 3D polymeric scaffolds of high porosity and surface area and discussed the design and processing of synthetic polymeric scaffolds by combining both scaffold design and fabrication capabilities.
Part 1: Investigation and Classification, International Journal of Advanced Manufacturing Technology, Vol 21 (2003), 291-301
International Journal of Advanced Manufacturing Technology, Vol 19 (2002), 217-223
Rapid Prototyping Journal, Vol 11(4) (2005), 249-259

Introduction New and existing materials and joining technologies have been introduced to the automotive industry to achieve the goal of lightweight.
Blanking force is affected by many factors, such as the mechanical properties of materials, sheet thickness, the die-clearance, the velocity of punch and so on, but the most important factors are the sheet material and thickness.
Khaleel: International Journal of Impact Engineering Vol. 34(2007), p. 1668 [2] Y.
Mori: Journal of Materials Processing Technology.
Lachmann: Journal for Technology of Plasticity Vol. 27 (2002) [6] Z.C.

Stephen: Three-Dimensional effective moduli of orthotropic and symmetric laminates .Journal of applied mechanics.
Journal of composite material.
Space material technology.Forum Vol. 53~56 (2003), p. 3
Journal of Textile Research.
Materials science and engineering.

Fig.2 Layout of the blast holes in the driving face Implementation of the damage model into FLAC3D code 3.1 Damage evolution law There are a lot of initial defects such as fractures and joints in the natural rock which can be regarded as a brittle damage materials containing initial injury.
International journal of rock mechanics and mining sciences & geomechanics abstracts, 1996, 33(3) :245-254
International Journal of Rock Mechanics and Mining Sciences, 1997, 34(2) : 217-231
Continuum modeling of explosive fracture in oil shale[J] International Journal of Rock Mechanics and Mining Sciences & Geomechanics Abstracts, 1980, 17(3):147-157
International Journal of Rock Mechanics and Mining Sciences 48.2 (2011): 210-218

High purity (99.999%) aluminum sheets with 0.2 mm thickness were utilized as the starting materials.
Kim, Nanostructured materials prepared by use of ordered porous alumina membranes, Electrochimica Acta. 50 (2005) 2997-3013
Sauer, Asymmetric membranes with modified gold films as selective gates for metal ion separations, Journal of Membrane Science. 210 (2002) 273-278
Bruening, Separation of amino acid mixtures using multilayer polyelectrolyte nanofiltration membranes, Journal of Membrane Science. 280 (2006) 1-5
Voelcker, Nanoporous anodic aluminium oxide: advances in surface engineering ad emerging applicationms, Progress in Materials Science. 58 (2013) 636-704.

Acknowledgements The authors are grateful to the National Science of the Republic of China for the support of this research under NSC 100-2221-E-150-013.
Yan:Journal of CSMEVol. 14(1993), No.3, p.240 [7] L.C.
Hsieh: Journal of AMR Vol.4(1997), No.1, p.7 [9] L.C.
Chen: Materials Science ForumVol. 505-507(2006), p. 1003 [13] L.C.
Wang:International Journal of Mechanical Engineering Education Vol.36(2008), No.1, p.16 [15] Long-Chang Hsieh,Tzu-Hsia Chen: Journal of AMRVol.317-319(2011), p.2226 [16] Long-Chang Hsieh,Tzu-Hsia Chen: Journal of Advanced Science Letters Vol. 12(2012), p. 34 [17] Long-Chang Hsieh,Tzu-Hsia Chen: Journal of AMRVol.591-593(2012), p.2165 [18] Long-Chang Hsieh, Hsiu-Chen Tang: Journal of AMM Vol. 232(2012), p. 955 [19] C.G.

The issues which the topology optimization can solve includes: the design of a variety of structures and mechanisms in the field of aerospace, automotive, civil engineering, micro-electromechanical design; cell clamp in the field of life sciences and micro-medical devices in the interventional therapy; the design of composite materials with specific properties.
Svanberg: SIAM Journal on Optimization, Vol. 12 (2002), p555
Jakiela: Journal of Mechanical Design, Vol.116 (1994), p.1005
Science, Vol. 220 (1983), p.671
J.L.Deng: The Journal of Grey System, Vol. 1 (1989), p.1

Study on Engineering Construction with Three-Dimensional Heat transfer modeling for Double U-tube Heat Exchangers in Ground-Source Heat Pump Systems Lian Yanga, Yonghong Huangb, Liu Zhang College of Energy and Power Engineering, Changsha University of Science and Technology, Changsha, 410076, China a1131018517@qq.com, bhyh8986@126.com Keywords: Ground source heat pumps; U-tube material; Heat transfer model; Engineering construction.
The model considers the performance of U-bube material and uses a dual coordinate system and makes the control elemental volumes superimposed.
Bisides, The model considers the performance of U-bube material.
Besides, tube material is very important to heat transfer of the system.
Journal of Central South University of Technology,2009,16(s1):244-248 [2] Yasukawaa K, Takasugib S.

In general, the materials must undergo the processes of grain deformation, grain recrystallization and grain growth in hot plastic deformation process [4].
Table 2 Extrusion parameter Billet temperature[˚C] 500 Die temperature[˚C ] 500 Billet length[mm] 600 Billet diameter[mm] 200 Extrusion ratio 15 Ram speed [mm/sec] 7-10 Cooling type Water quenching Fig 1 Extrusion profile and die Extrusion parameter Fig 2 Extrusion model and material All materials are homogenized in an air-circulating furnace at 500˚C for 24 hours.
The Arrhenius equation is used to describe the material flow behavior [9]: (1) where is the peak stress, A, α, n are the material constants.
[5] Tsutomu Murai, Shin-ichi Matsuoka, Susumu Miyamoto, Yoshinari Oki, in: Effects of extrusion conditions on microstructure and mechanical properties of AZ31B magnesium alloy extrusions, Journal of Materials Processing Technology, 141 ,2003, p:207–212 [6] HU Mao-liang, JI Ze-sheng, CHEN Xiao-yu, Effect of extrusion ratio on microstructure and mechanical properties of AZ91D magnesium alloy recycled from scraps by hot extrusion, Transactions of Nonferrous Metals Society of China, 20, 2010 p:987-991 [7]Xinjian Duan, X.
Sheppard, in: Application of finite element method in the hot extrusion of aluminium alloys,Materials Science and Engineering A369, 2004, p: 66–75 [8]Xinjian Duan, Terry Sheppard, in: Simulation and control of microstructure evolution during hot extrusion of hard aluminium alloys, Materials Science and Engineering A351, 2003, p:282-292 [9] Peifeng Zhao, Guangsheng Ren,Chunguo Xu, in: Research on materical constant values of 6061 Aluminum alloy, Journal of Plasticity Engine