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Recrystallization of AZ31 Alloy Bensu Tuncaa , E.Erkan Aşıkb, G.İpek Nakaşc, Şakir Bord Middle East Technical University, Department of Metallurgical and Materials Engineering, Ankara, Turkey abensu@metu.edu.tr beeasik@metu.edu.tr cipeknakas@gmail.com dbor@metu.edu.tr Keywords: recrystallization, magnesium alloys, rolling, swaging Abstract.
The need for lightweight materials like magnesium alloys increases in automobile, aerospace and portable electronic device and sports industry. 
Material and Methods Magnesium alloy plate with a thickness of 7 mm and composition of 1.9 wt% Al, 0.9 wt% Zn (AZ31) was used as raw material in this study.
Journal of Alloys and Compounds, 527, 193-196
Journal of Materials Science, 47(6), 2823-2830.

The structures and the morphology of material were analyzed by XRD and SEM respectively.
Perovskite-type materials behaved good photocatalytic activity for decomposing dyes[8,9].
Acknowledgements This work was supported by Zhejiang Province Nature Science Foundation of China ((LY12BO3010) and Zhejiang Province student innovation fund projects(2013R420032) References [1] G.D.
Photocatalysis, science and technology.Berling: Springer; 2002
Parida, Chemical Engineering Journal 215–216 (2013) 608–615 [7] Xinjun Wang, Linling Chang, Jinrui Wang, Ningning Song, Huanli Liu, Xiaoli Wan, Applied Surface Science (2010), doi:10.1016/j.apsusc.2013.01.121 [8] Li L, Yang YL, Liu XR, et al.

This research addresses these issues by focusing on the crucial role of electron transport materials (ETMs).
This enhancement confirms that the doped materials significantly improve photovoltaic performance by promoting efficient charge transport and suppressing recombination.
The SEM Images for various materials are shown in Figure 1 Fig. 1.
Lotey, Optical and Luminescence Properties of β-NaFeO2 Nanoparticles, Electronic Materials Letters, 14 (2018) 594-598
Rizwan, Optimization of AG/RGO/TIO2 Nanocomposite for Peropvskite Solar Cells, Iranian Journal of Materials Science and Engineering, 21 (2024) 99-107

Materials and Experimental Procedure Micrometric-sized HAP powders (30-50 µm, Sigma-Aldrich) was the raw material used for the experiments.
Furuzono, Hydroxylapatite nanoparticles: fabrication methods and medical applications, Science and Technology of Advanced Materials (2012), 13 (2012), Published online: 28 Dec 2012 [6] M.
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Microstructure and Nanoindentation hardness of sputter deposited nanocrystalline tantalum thin films Haoliang Sun1a*, Ming Wei1b 1a School of Materials Science and Engineering, Henan University of Science and Technology, Luoyang, 471003, China 1b School of Food and Bioengineering, Henan University of Science and Technology, Luoyang, 471003, China asunwm99@gmail.com, bweiming045@sohu.com Keywords: Nanocrystalline tantalum film; Nanoindentation Hardness; Hall-Petch; Grain boundary Abstract.
It was found to hold for a wide range of polycrystalline materials with grain sizes ranging from a millimeter down to the sub-micron.
Acknowledgements This work was supported by Henan Key Laboratory of Advanced Non- Ferrous Materials and Youth Science Foundation of Henan University of Science and Technology.
Barnard: Journal of Crystal Growth.
Jacobsen: Science.

The headstock is made of HT300 and the spindle is made of 45steel and 40Cr.The physical property parameters of the several materials are shown in table 1.
Acknowledgement This study was supported by the Fundamental Research Funds for the Central Universities(N110403007) and Natural Science Foundation of Liaoning Province (201102186).
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Yang: International Journal of Machine Tools & Manufacture, Vol. 12 (2002), pp. 147-155
Choi: International Journal of Machine Tools & Manufacture, Vol. 39 (1999), pp. 1087-1101

Journal of Fatigue.
Bellinger, Studies of residual stress in single-row countersunk riveted lap joints, Journal of Aircraft.
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Materials and methods 2.1 Chemicals and bacterial strain ε-polylysine was provided by the Silver-elephant Bio-engineering CO.
Fig.1 Photographs and SEM images of PVA films(a,c) and ε-PL/PVA films(b,d) Table 1 Antibacterial effect of ε-polylysine/PVA film against E.coli Materials CFU/ml Antibacterial efficacy (%) 0(Control) 4.76×108 - PVA film 4.07×108 14.50 ε-PL/PVA film 2.11×107 95.57 3.3Physical Properties Both properties of films, elongation at break and tensile strength, are important characteristics for packaging material.
Applied Surface Science, Vol.255 (2009), p.7623-7626 [5] S.
International Journal of Biological Macromolecules, Vol. 45 (2009), p. 372-376 [6] Te-Wei Chiu, Yung-Chin Yang, An-Chou Yeh, Yung-Po Wang, Yi-Wei Feng.
Advanced Materials Research, Vol. 712-715 (2013), p.511-514 [8] X.H.

The nanomaterial has novel properties and has been used to create nanostructure [12] because of their small size [13] which can manipulate and control at atomic level and high-surface area materials [14].
This force between surface of materials and tip has been detected via the frequency of deflection of cantilever.
Alivisatos, Semiconductor Clusters, Nanocrystals, and Quantum Dots, Science 271 (1996) 933-937
Zhao, Doped Semiconductor material, J.
Abdullah, Electrical properties of multilayer TiO2 nanocoated glass with Au metal contact, Journal of Electron Devices 12 (2010) 782-786

For Mohr-Coulomb materials, the uniaxial compressive strength can synthetically express the strength of medium, the formula is as follows
Considering the uncertainty of rock material, the simulation result is satisfied.
Study on Rock Mechanics in Deep Mining Engineering, Chinese Journal of Rock Mechanics and Engineering,Vol24(2005),P.2803-2813
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Chinese Journal of Rock Mechanics and Engineering,Vol.27(2008),p.1362-1369.