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I Introduction Lead titanate (PT) and lead zirconate (ZT) both are classical ABO3 perovskite structure materials.
The ratio Zr:Sn:Ti can continuous change and more selections are offered for preparation and clipping of ferroelectric ceramic materials.
Reagent-grade oxide powders of PbO, La2O3, SnO, ZrO and TiO2 were used as raw materials and commixed according to the given composition of with an addition of 2mol% excess PbO to compensate for losses.
Xu, X Yao, Effect of Sn doping on the phase transition behaviors of antiferroelelctric lead zirconate titanate, Materials Science and Engineering B, 99(2003) 499-501
Yao, Influence of hydrostatic pressure on electric field induced phase transition of PbLa(Zr,Sn,Ti)O3 ceramic, Materials Research Innovations, 15(4)( 2011) 271-273

The width of diffusion layer at 1323K is about 2.5 times the one at 1023K. 2) The widths of simulation diffusion layer are similar to the test data under 1023K/30MPa/7200s, 1023K/40MPa/7200s, 1023K/50MPa/7200s and 1023K/60MPa/7200s, and the relationship between the width of diffusion layer of Be and Fe (x/μm) and the diffusion pressure (p/MPa) is the following equation . 0≤ p≤60 MPa 3) The simulation curve between the width of diffusion layer of Be and Fe (x/μm) and the holding time (t/s) is following equation under 1023K/7200s. 0≤ t≤7200s References [1] Xu Di, Ling Xiang: Materials Science Forum Vol.575-578(2008), p.666
[3] Kong Ting-fai, Chan Luen-chow, Lee Tai-chui: Materials and Manufacturing Processes Vol.24(2009), p.422 [4] Karfoul M,Kamal, Tatlock Gordon J, Murray Robert T: Journal of Materials Science Vol. 42(2009), p. 5692
[5] Song Minxia, Zhao He: Advanced Materials Research Vol. 472-475 (2012), p.1197
[6] Liu Shuying, Xu Kuan, Liu Guangbao, Cao Congcong, Heng, Zhonghao: Reviews on Advanced Materials Science Vol.33(2013), p.224
,Chen S.L: Science and Technology of Welding and Joining Vol.18(2013), p.451 [8] Liao Zongbo, Guo Weimin, Zhao Minghan: Journal of Mechanical Engineering Vol. 49 (2013), p.170, In Chinese.

Baikov Institute of Metallurgy and Materials Science, Russian Academy of Sciences, Leninsky pr. 49,119991 Moscow, Russia 3 All-Russia Institute of Light Alloys, ul.Gorbunova 2, 121596 Moscow, Russia 4 Physico-Technical Institute, National Academy of Sciences of Belarus, ul.Kuprevicha 10, 220141 Minsk, Belarus a nikulin@misis.ru, bdobatkin@ultra.imet.ac.ru Keywords: fracture, submicrocrystalline structure, aluminum alloys, equal channel angular pressing, acoustic emission Abstract.
The AE measurements carried out during material tension tests give new information regarding the processes deformation and fracture in materials and, together with the methods of microstructure, phase and fractography analysis.
Markelov: Journal de Physique III, Vol. 6, October (1996), p. 133
Vahaviolos ASTM, STP 1353, American Society for Testing and Materials, West Conshohocken (1999)
Markelov et al. in: Zirconium in the Nuclear Industry: Eleventh International Symposium, ASTM STP 1295, American Society for Testing and Materials, (1996)

The experimental platform is made of non-magnetic material and can simulate the tilt and roll attitude of the measured object.
Chinese Journal of Sensors and Actuators, 2006,19(2):361-363
Chinese Journal of Scientific Instrument,2005, 26 (8):185-187
Nanjing: Nanjing University of Science & Technology,2006
Journal of Ballistics[J],2002,PP:57-61.

., when the semiconductor material absorbs a photon of energy, its internal conductive carrier concentration and distribution will change.
Acknowledgements This work was partly supported by Science and technology research project in Heilongjiang province education department, China (Item NO.: 12531524).
Zhang, Topology and Control Strategy of a Novel Standalone Photovoltaic System, Journal of Shanghai University(Natural Science). 14 (2008) 633-636
Gu, H-Bridge Inverter Main Circuit Control Design, Journal of Mechanical and electrical engineering. 40 (2011) 75-78
Guo, Survey of Maximum Power Point Tracking Techniques for Photovoltaic Array, Journal of High Voltage Engineering. 34 (2008) 1145-1154

Introduction Civil engineering structures in the service period, inevitably to the interference all kinds of bad factors of the external environment, which will cause the structural defects of the material, induce the degradation of their performance.
Acknowledgements This work was financially supported by the Chinese Doctoral Fund of Ministry of Education (20134401120014), Innovation Fund of new teachers in University (11613326) and The key project of science and technology in Guangdong Province (2012A080102008).
References [1] Hongwei Ma, Guitong Yang: Advances in Mechanics Vol. 29 (1999), p. 513-527 [2] Narkis Y:Journal ofSound and VibrationVol. 172(1994), p. 549-558
[3] Lee J.W, Kim J.D, Yun C.B, Yi J.H, Shim J.M: Journal of Sound and VibrationVol. 257(2002), p. 247-264 [4] R.J.
Law: International Journal of Solids and StructuresVol. 43 (2006), p. 2299-2317 [9] Xiaodan Sun, JinpingOu: Journal of Vibration and Shock Vol. 28 (2009) [10] J.

Acknowledgements This research is supported financially by Science and Technology Project of Shandong’s Universities (No.
J11LE02) and the Natural Science Foundation of Shandong Province (No.
Fire Safety Journal, Vol. 50(2012), p.35-50 [2] J.
Journal of Construction Steel Research, Vol. 67(2011), p.1376-1385 [4] P.
Journal of Constructional Steel Research.

Besides metals, the microperforated panel can also be made up of many other materials and its absorption coefficient will not be greatly influenced by water, humidity and high-speed airflow.
The absorption coefficient of poriferous material of rockwool material is listed table 1.
Noise frequency spectrum of liquid cavitating heater Conclusions As special absorption materials, the microperforated panel construction can used in some special noise control through arrangement and design.
Further, the absorption structure experiments can be combined with the simulation to obtain more required absorption materials and structures.
Journal of Jiangsu University of Science and Technology. 2002, 23(5): 44~48

Therefore, cemented carbides constitute the most versatile hard materials group for engineering and tooling applications[1].
Experimental Powder consolidation is the second key step in the development of controlled material microstructure after the powder fabrication technique[3].
Acknowledgements This research is supported by grant No. 2007BAE05B03 from the National Key Projects in the National Science & Technology Pillar Program of China and by grant No. 2009ZX04014-046 from the National NC Major Project Funds of China.
Yuan: Journal of Wuhan University of Technology-Mater.
Hartwig: International Journal of Refractory Metals and Hard Materials Vol. 18(2000), p.23-31

In the material Ⅱ formed in the medium wave transmission.
Incident stress wave transmitted through the contact between the rough peaks to the material 2, and in the gap region between the body 1 and the air away from the characteristic impedance is large, so all is reflected back to the material 1.
Journal of Engineering Mechanics, Vol.123(1997),p. 474 [3] Rajneesh Kumar, Manjeet Singh.
Materials Science and Engineering A, Vol. 47(2008),p.83 [4] Pugliese G, Tavares S M O, Ciulli E, et al.
International Journal of Non-Linear Mechanics, Vol.40(2005), p.494 [6] Orestes Marangos.