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This characteristic makes it a suitable choice for machining of materials that are incapable of using liquid coolants [19].
[4] Krämer, Alexander, Lung, Dieter and Klocke, Fritz, High Performance Cutting of Aerospace Materials.
Materials and manufacturing processes. 16 (2001), 47-60
Developments in applications of PCD tooling, Journal of Material Processing Technology 116 (2001), 31-38
[22] Lammer, A., Mechanical properties of polycrystalline diamonds, Materials Science and Technology 4 (1988) 949-955

Photoluminescent Characteristics of ZnS quantum dots synthesized in non-aqueous-phase Jing Liu 1.a, Ming Ying*1.b, Yuling Tan1,c, Bo Xi 2,d 1 School of Chemistry and Chemical Engineering, Tianjin University of Technology, Tianjin 300384, China 2 School of Ocean Science and Engineering, Tianjin University of science and Technology, Tianjin 300457, China aljing815@163.com, bym8312@ya.hoo.com.cn, c308720068@qq.com, d382490591@qq.com Keywords: ZnS quantum dots, Non-aqueous-phase synthesis, Photoluminescence spectra.
The fingerprint and nanorod structures in their micro image adequately prove this kind of ZnS material have typical cubic zinc blende structure.
Li, X.S.Zhang: Chinese Journal of Liquid Crystals and Displays, Vol. 21(6) (2006), p.620 [4] J.L.Chen, C.Q.Zhu: Anal Chim Acta, Vol.546 (2) (2005), p.147 [5] C.H.Song, Y.T.Li, Y.J.Wei, Y.Z.Hu, Y.Wei: Chinese Journal of Spectroscopy and Spectral Analysis,Vol, 28(1) (2008), p.169 [6] D.E.Nam, W.S.Song, H.S.Yang: Journal of colloid and interface science, Vol, 361(2) (2011), p.491 [7] X.Han, L.Li,X.S.Zhang: Chinese Journal of Rare Metals,Vol,31(12) (2007), p.40 [8] M.B.Xu, T.Ye, S.Y.Lu: Chinese Chemical Letters, Vol, 23(12) (2012) p.1403 [9] X.Wang, X.L.Ma, X.Feng: Chinese Journal of luminescence, Vol, 30(6) (2009), p.818 [10] B.H.Kwon, K.G.Lee, T.J.Park: Small, Vol, 8(21) (2012), p.3257 [11] J.Chen, J.F.Sun,L.Guo: Chinese Journal of Analytical Chemistry,Vol,40(11) (2012), p.1680

3D FINITE ELEMENT APPROACH TO SIMULATE THE CONTACT PRESSURE BETWEEN TWO DEFORMABLE CYLINDERS - APPLICATION TO A SPUR GEAR Mohamdi Djemoui1,a*, Outtas Toufik2,b 1,2,3Laboratory of Mechanics of the Structures and Materials, University of Batna 2, Algeria amohamdi64@yahoo.fr, btf_outtas@hotmail.com Keywords: Contact pressure; Cylinder; Spur Gear; Finite Element, Hertz theory.
They found that the contact stresses of the gear are higher than the Fatigue strength of the gear material.
Analytical Approach of the Contact between Two Parallel Axes Cylinders Let two cylinders marked 1 and 2 of the same length L, of respective diameters d1 and d2, and of materials whose respective Young's module are E1 and E2 and the Poisson coefficients n1 and n2.
International Journal of Aerospace and Mechanical Engineering 4:4 2010
PriamPillai “Spur Gear Contact Stress Analysis and Stress Reduction by Experiment Method“International Journal of Engineering Research and General Science Volume 3, Issue 3, May-June, 2015

Generally, cementitious materials are preferred.
The chemical composition of used materials is summarized in Table 1.
Meziane, Mechanical and durability properties of cement mortar with Algerian natural pozzolana, Journal of Material Science. 41 (2006) 6965– 6972
Case Studies in Construction Materials, 7, 191-206
Krautkramer, Ultrasonic Testing of Materials, Springer-Verlag.

Fraser, Laser deposition of compositionally graded titanium-vanadium and titanium-molybdenum alloys, Materials Science and Engineering A352 (2003) 118-128 [2] J.O.
Fonseca, Application of a manufacturing model for the optimization of additive processing of Inconel alloy 690, Journal of Materials Processing Technology 91 (1999) 18–28 [3] R.
Kreja, G. ´ Sliwi´nski, Temperature distribution in laser-clad multi-layers, Materials Science and Engineering A 379 (2004) 313–320 [4] Weixue Tian, Wilson K.S.
Kovacevic, A three dimensional model for direct laser metal powder deposition and rapid prototyping, Journal of Materials Science 38 (2003) 35– 49 [6] M.Z.Xi, Y.Z.Zhang, L.K.Shi, S.Y.Gao, R.Vilar, Analysis of the 3D transient temperature field during laser direct deposition of a 316L stainless steel thin wall, 4th International Conference on Laser Assisted Net Shape Engineering-LANE2004, Sept. 21-24, 2004, Erlangen, Germany, 611-620 [7] L.
Prinz, Thermal stresses and deposition patterns in layered manufacturing, Materials Science and Engineering A317 (2001) 59–64 [9] Zhengqiao Wang, Youlin Wu, Stainless steel, China chemical industry press, (1991), 138-139

An overview on the use of titanium in the aerospace industry, Materials Science and Engineering A. 213(1996) 103~114 [2] C.
Materials Science & Engineering A. 635(2015) 77–85 [7] F.Warchomickaa, C.Poletti, M.Stockinger.
Study of the hot deformation behavior in Ti-5Al-5Mo-5V-3Cr-1Zr, Materials Science and Engineering A.528(2011) 8277 [8] F.J.
[9] Yu Yongning, Foundation of Material Science, Higher Education Press.2006 [10] N.
Body-centered cubic metals, The London, Edinburgh, and Dublin Philosophical Magazine and Journal of Science.329(1951) 616-635

Introduction In recent years, with the development of nanotechnology and tribology on a micro level, a very vast prospect of nano materials has already been shown in tribology.
Nano-Cu powder has not only effects of nano materials but also advantages of metallic copper.
Zhang: Rare Metal Materials and Engineering Vol. 39(2010), p. 1711 [5] H.L.
Xin: Journal of Anhui Vocational Technical College Vol. 5(2006), p.11 [8] X.J.
Ding, et al: Journal of Tianjin Institute of Technology Vol. 17(2001), p.19

Effect of Admixtures on the Performance of Recycled Fine Aggregate Cement Mortar Fuxing Wang , Guozhong Li a*, Juan Chen Shandong Provincial Key Laboratory of Preparation and Measurement of Building Materials, University of Jinan, Jinan 250022, China amse_ligz@ujn.edu.cn, *correspondence author Key words: recycled mortar; admixtures; mechanical property; micro-morphology Abstract: The effect of admixtures on the mechanical properties of recycled fine aggregate cement mortar was studied.
References [1] Liao chunlin:Journal of foreign building materials science and technology,4,28,(2007),p.67-69
[2] Xu yidong:Journal of building materials,4,7 (2004), p.447
[3] Yu lehua:Journal of East China Jiaotong University,4(1999), p.14-15.

Friction Coefficient Model The friction factor between rollers and rolled pieces has mainly relevance to the rolling speed, roll surface state and roll material[4], it can be expressed as:
Acknowledgement This research was financially supported by National Natural Science Foundation of China (51074051).
[2] C.T.d.A.Pires, H.C.Ferreira, R.M.Sales, Journal of Materials Processing Technology. 209 (2009) 3592-3596
[4] J.S.Wang, Z.Y.Jiang, A.K.Tieu, X.H.Liu, G.D.Wang, Journal of Materials Processing Technology. 162-163 (2005) 585-590
[5] F.S.Du, G.G.Wang, X.L.Zang, X.T.Li, Journal of Iron and Steel Research (International). 17 (2010) 19-23

Introduction The precast concrete shear wall system is becoming a new research hot point in China for low, medium and highrise residential construction due to its economical advantages and environmental benefits with the safety and efficiency of the production process, the high quality of materials and workmanship, and the environmental friendly way of building.
Acknowledgements This work was financially supported by the Natural Science Foundation of China (No.51278312).
Journal of Building Structures.
China Civil Engineering Journal.
Journal of Earthquake and Engineering vibration.