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Journal Citation (to be inserted by the publisher ) Copyright by Trans Tech Publications A Radiological Follow-up Study of Plasma Sprayed Bovine Hydroxyapatite (BHA) Coatings S.
Toykan 4 1 Department of Surgery, Istanbul University, Istanbul, Turkey, serhatozsoy@yahoo.com, altunatmaz@hotmail.com 2 Department of Dental Technology, School of Health Related Professions, Marmara University, Istanbul, Turkey, ozyeginsevgi@yahoo.com 3 Department of Industrial Engineering, Marmara University, Istanbul, Turkey, foktar@gmx.net 4 Metallurgical & Materials Science Department, Istanbul Technical University, tokayyazici@hotmail.com, demirkesen@itu.edu.tr, deryaderya@hotmail.com Keywords: Bovine hydroxyapatite, plasma spraying, femoral implant, animal studies Abstract.
The HA material has been derived from calcined (850°C) bovine bone.
This difference in strengths could be decreased with adding other reinforcement materials such as titanium and bioglass to BHA powder.
Goller, et al.: (submitted for XII International Materials Research Congress, August 17-21, 2003, Cancun, Mexico accepted as an oral presentation) Plasma sprayed bovine hydroxyapatite (BHA) coatings

Material and experimental program Material.
Acknowledgement This study was funded by Transport Planning and Research Institute Science and Technology Development Project (KJ-04).
Journal of Materials in Civil Engineering.
Construction and building Materials.
Construction and Building Materials.

Extraction of vanadium from Chinese black shale by roasting using Na2CO3-BaSO4 mixture addition Xianzhong Cheng1,a, Kaixu Chen2,b,*HuaiCheng3,cand Liping Zhang1,d 1 School of Chemical and Environmental Engineering, Wuhan Polytechnic University, Wuhan 430023, China 2 Wuhan Institute of Geology and Mineral Resources, Wuhan 430205, China 3 Faculty of Earth Sciences, China University of Geosciences, Wuhan 430074, China ayckaolin@126.com,b light-sun@sohu.com,c huai-cheng@hotmail.com *Corresponding author: K.X.
Chinese black shale is one of the important resource containing various materials such as vanadium, nickel, molybdenum and silver [2, 3].
The traditional technology of recovery vanadium from vanadium-bearing raw materials (ores and slag) adopt chloride salt roasting at high temperature, which resulting to vanadium being converted to a water-soluble form, such as sodium metavanadate (NaVO3) or pyrovanadate (Na4V2O7) [7].
Materials and methods Materials Black shale were obtained from Baiguoyuan district, Hubei province, China.
Bao: Journal of Cleaner Production, Vol.58 (2013), p.1 [9] L.

Material types of glass reinforced plastic with different fibre arrangement were used.
For isotropic material, the shear stress failure was modelled using a ductile damage initiation criterion.
Ong (1997), Low velocity impact behaviour of pre-stressed composite laminates, Materials Chemistry and Physics 47(2-3): 268-272
Journal of Experimental Mechanics: Strain, 36(2):71-80
Impact behaviour of preloaded glass/polyester woven plates, Composites Science and Technology, 69(6): 711-717

Material was melted in quartz glass nozzle and then poured onto copper wheel by pressurized argon.
Acknowledgement This research was financially supported by the Czech Science Foundation, project No.
Sun: Materials Transactions, Vol. 52 (2011), p. 1629-1633 [4] E.
Keskin: Materials and Design, Vol. 32 (2011), p. 4970-4979 [5] M.
Keskin: Journal of Materials Processing Technology, Vol. 142 (2003), p. 87-92

A FEW STUDIES HAVE BEEN DONE IN CONVERTING WOOD INTO SILICON CARBIDE CERAMIC MATERIALS,[1-5].
METHODS AND MATERIALS Dark red meranti and kapur were used as carbon precursors.
[2] M.Sing, B.M Yee, Reactive Processing of Environmentally Concious, Biomorphic Ceramic from Natural Wood precursor, Journal of The European Ceramic Society, pp.209-217,(2004) [3] Delin.S, X.
S, Laminated biomorphous SiC/Si porous ceramics made from wood veneer, Materials and Design 34, pp.528–532,(2012) [4] Milan Gordica,n, DusanBucevaca, JovanaRuzica, SuzanaGavrilovicb, RadmilaHercigonjac, Miroslav Stankovicd, BrankoMatovica, Biomimetic synthesis and properties of cellular SiC Ceramics International 40,pp.3699–3705,(2014) [5] J.Martinez-fernandez and RM.Valera-Feria, High Temperature Compressive Mechanical Behavior of Biomorphic Silicon Carbide Ceramic, Scripta Mater,43,pp.813-818.(2000) [6] J.H.
Soc. 1,pp. 220-243,(2013) [7] Mohd Zin Jusoh, and Mohd Hamami Sahri, Kayu struktur, Sifat dan Penggunaan,Universiti pertanian Malaysia,(1989) [8] Dinesh M.C.U.Pittman Jr, and Philips H.Steely, Pyrolysis of Wood/Biomass For Bio oil: A Critical Review, Energy and Fuel ,20 (2006) 848-889 [9] Junmin Qian , Jiping Wang, Zhihao Jin, Guanjun Qiao Preparation of macroporous SiC from Si and wood powder using infiltration-reaction process,Materials Science and Engineering A358 [10] C.Zolfrank,H.Sieber,Microstructure evolution and reaction mechanism of biomorphous SiSic ceramicJ.Am.Ceram.Soc.88 z(2005) 51-58 [11] Amanda Esther Sall Childers Processing, Microstructure, and Mechanical Properties of Interpenetrating Biomorphic Graphite/Copper Composites, Northwestern University, A Dissertation,(2003)

Citation & Copyright (to be inserted by the publisher ) Effect of crucible design on the shape and the quality in 6H-SiC crystals grown by physical vapor transport Myung Yoon Um 1, Ho Keun Song 1, Hoon Joo Na 1, Dae Hwan Kim 1, In Bok Song 1, Sang Yong Jung 1, Jae Kyeong Jeong 1, Jae Bin Lee 2 and Hyeong Joon Kim 1 1School of Materials Science and Engineering, Seoul National University, Seoul 151-742, Korea 2 Korea Sangshin Electronic Co., Ltd., ChoonChungNam-Do, 339-814, Korea Keywords: 6H-SiC crystal, Physical vapor transport, Crucible Abstract.
It was installed in order to improve the sublimation yield of the source material and the growth morphology of crystal.
Abrasive commercial SiC powder for a source material was charged in the graphite crucible.
And sublimation yield of source material was also increased.
From this result, if assuming that the extension of A was of advantage to the heating of source, the larger crystal could be grown by the extension of the A B Journal Title and Volume Number (to be inserted by the publisher) 3 diameter of pedestal.

The partition of the absorbed energy among the degree of freedom of the material is not thermal at first.
Intense optical excitation of such materials by ultra volt lasers has been found to result in photodesorption of molecules without a significant temperature rise [3,4].
This is due to the short time for laser beam heat flux to diffuse through the material and the rapid rising and lowering in temperature.
[5] Martin Von Allmen Andreas Blatter "Laser-Beam Interactions with Materials" Bren,September, (1994)
West, Journal of Material Science, Vol.27, (1992), p. 1937-1946.

Introduction Young's modulus is one of the basic mechanical properties of metal materials.
It can not only represent the ability of elastic deformation resistance of materials but also affect the property of deformation springback of workpieces.
(Mechanical Industry Press, Beijing, 1999) [2] Liu Yang: Rare Metal Materials and Engineering.
Journal of Harbin Institute of Technology, Vol. 32(2000), p. 54 [4] Yu Zong-sen: Metal Physics.
(Shanghai Science and Technology Press, Shanghai, 1980) [6] Imbert C: .Metal Trans A, Vol. 15 (1984), p.1855

Effects of Homogenization Treatment on Microstructure and Properties of Mg-Zn-Nd-Cd-Zr Alloy Xianlan Liu1,2,a, Chuming Liu1,b, Wenyu Zhang2,c, Huizhong Li1,d and Sumin Zeng1,e 1School of Material Science and Engineering, Central South University, Changsha, 410083, China 2Department of Mechanical Engineering, Hunan Institute of Technology, Hengyang,421002, China alxl660528@sina.com, bcmliu@mail.csu.edu.cn,czwy@hnpu.edu.cn, dlhz606@mail.csu.edu.cn,ezengsumin@mail.csu.edu.cn Key Words: Mg-Zn-Zr-Nd-Cd Magnesium alloy, Double-stage homogenization, Mechanical properties Abstract.
The homogenization treatment dissolves the inter-metallic particles present at the grain boundaries of as-cast material, improves hot workability by expanding the workability domains and reduces the intercrystalline cracking and flow instability regimes, which are beneficial in improving the hot workability of Mg alloys[4-6].
Peng: Materials and Design.
Vol.209 (2009), p. 4194 [9] Compile Group of Nonferrous Metal Materials and Their Thermal Treatments: Nonferrous metal materials and their thermal treatments(National Defence Industry Press, China 1981)
Li: The Chinese Journal of Nonferrous Metals.