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Materials Science & Engineering A, 2008, 499 (1): 248-251 [2] G .Q.
Materials Science & Engineering A, 2008, 499 (1): 200-203 [4] Y.
A Comparative Study on Various Ductile Crack Formation Criteria [J].Journal of Engineering Materials and Technology, 2004, 126 (3): 314-324
Materials Science Forum, Vols.575-578 (2009), p.316-321 [6] J.H.
Materials Science Forum, Vols. 628-629 (2009), p.541-546

Trethewey, D.R.Roberget: British Corrosion Journal Vol.30 (1995), p.192 [2] Shao Guixian, Gou Wenbin and Wen Ruichang: Enamel (Light industry press, Beijing 1983) [3] Christian Schlegel, Koen Lips and Frits Lamote: Vitreous Enameller Vol.51(2000) , p.125 [4] T.
Treheux: Surface and coatings technology, Vol.43(2003), p.206 [11] Wang Hong, Zhang Kun and Chen Guang-nan: Heat treatment of metals Vol.26(2001), p.44 [12] Wang Hong, Zhang Kun and Chen Guang-nan: Heat treatment of metals Vol.26(2001), p.17 [13] Zhang Xiancheng, Xu Binshi, Wang Haidou and Wu Yixiong: Chinese journal of mechanical engineering Vol.42(2006), p.18 [14] Mao Weiguo and Zhou Yichun: Natural science journal of Xiangtan University Vol.25(2003), p.39 [15] X.
Chao: Journal of Materials Processing Technology Vol.146(2004), p.263 [16] H.J.
Wu: Materials Science and Engineering: A Vol.499(2009), p.309 [17] Peng-Hsiang Chang and Tso-Liang Teng: Computational Materials Science Vol.29(2004), p.511 [18] Goldak John, Chakravarti Aditya, Bibby Malcolm.

Crystal Structures of new compounds Na0.5Sm4.5Ti4O15 and Na0.5Eu4.5Ti4O15 Qiaohong Yu1, Zhengfa Li1,a, Yongxiang Li2, Pingzhan Si1, Jiangying Wang1, Hongliang Ge1, Jingji Zhang1 1College of Materials Science and Engineering, China Jiliang University, Hangzhou, Zhejiang, 310018, China 2Shanghai Institute of Ceramics, Chinese Academy of Science, Shanghai 200050, China alizhengfa@cjlu.edu.cn Keywords: Na0.5Sm4.5Ti4O15, Na0.5Eu4.5Ti4O15, Crystal Structure, Microwave Dielectric Materials.
The dielectric ceramic materials with high dielectric constant εr, extremely high quality factor Qf, and low temperature coefficient of resonant frequency τf are necessary to construct.
Different raw materials were weighted up according to the stoichiometric ratio of NST and NET after being desiccated at 120 oC for 12 h.
Tian: Journal of the Chinese Rare Earth Society Vol. 24 (2006), p. 52 [4] H.
Westerville, Materials and Process for Wireless Communications, OH: American Ceramic Society (1995)

The major causes of propagation losses in deposited waveguides are surface scattering and absorption by the materials.
Once the proper deposition settings were adjusted and recorded, the ZnS source materials was slowly heated up by increase the current of the crucible heater.
Semiconductor Materials and Process Technology Handbook, Noyes Publications, New Jersey, (1988)
[2] A.A.J Al-Douri, The influence of substrate temperature on the optical losses of ZnS film, Journal of Vacuum Science and Technology A, Vol. 4 No. 6 (1986), 2477-2481
Applied Surface Science, Vol. 254, No. 20, (2008), 6455-6460

High Overload Penetration Test and Analysis of the Multi-layer Steel Target 1,2Lishuang Liu 1 Science and Technology on Electronic Test & Measurement Laboratory,shanxi, North University of China ,taiyuan, 030051, china 2 Key Laboratory of Instrumentation Science & Dynamic Measurement (North University of China), Ministry of Education, shanxi, taiyuan, 030051，china lls@nuc.edu.cn Keywords: Penetration Test, Multi-layer Steel Targe, High-g Accelerometer, Overload, Low Pass Filter.
Introduction Projectile will be under a large overloading acceleration when it is penetrating the hard targets (armor-piercing steel, concrete and other materials), in order to ensure the safety of projectile detonated, the high-g accelerometer and data collectiom used for test and memorizing needs the capability to endure high overloading [1].
Acknowledgements This work is funded by Shanxi Province Young Leaders on Science and Program for New Century Excellent Talents in University.
References [1] Yunbo Shi, Jun Liu, Xiaojin Qi: Chinese Journal of Scientific Instrument.
Vol.29(2008), p1345-1348 [2] Shiwei Li, Qunshu Wang, Renhong Gu, Junhua Liu: Chinese Journal of Scientific Instrument.

From the literature on material strengths[10], the displacement of the rod satisfies the following equation for an axial force: where .
Acknowledgment This work is supported by National Natural Science Foundation of China (No: 10772001).
L., Inverse Problems in Vibration (Boston: Martinus Nijhoff Publishers 1986) [3] Qishen Wang, Dajun Wang, Acta Mechanica Sinica (In Chinese), Vol 29(5) (1997): p.540-547 [4] Qishen Wang, Dajun Wang, Journal of Anqing Teachers College (Natural Science) (In Chinese), Vol 3(1) 1997, p.14-16 [5] Qishen Wang, Dajun Wang, Journal of Anqing Teachers College (Natural Science) (In Chinese), Vol 4(2) (1998), p.25-32 [6] Qishen Wang, Lei Wu, Dajun Wang, Acta Mechanica Sinica (In Chinese), Vol 41(6) (2009), p.947-952 [7] Qishen Wang, Journal of Anqing Teachers College (Natural Science) (In Chinese), Vol 1(4) (1995), p.32-39 [8] Timoshenko S., Young D.
[9] Timoshenko S., Gere J., Mechanics of Materials, (Van Nostrand Reinhold Co, New York 1972).

The blank material was 08Al which was meshed with 14,400 4-node shell elements (Abaqus type S4R) with five integration points through the thickness.
The material was assumed to be planar anisotropic following Hill's 1948 yield criterion with kinematic hardening.
Acknowledgment This work is supported by National Natural Science Foundation of China, No.50175034.
Napoli, et al: Proceedings of the Institution of Mechanical Engineers, Part B: Journal of Engineering Manufacture, Vol. 219 (2005), p. 823-830 [5] F.
Gong: Journal of Huazhong University of Science and Technology (Natural Science Edition), Vol. 36 (2008), p. 121-124 (In Chinese)

plastic casing pipe reinforcement bar Fig1 Specimen Fig2 Strain gague Material and Mix ratio.
Acknowledgements This work was financially supported by the National Science Foundation of China (50878056，50978060), and project of Fujian province department of science & technology (2009H0027).
Journal of Fuzhou University(Natural Science), 2004, 32(3):334-338
Journal of Building Research, 1994, 15(3):26-36
Analysis of bond stress distribution in pullout specimens[J].Journal of Structural Engineering,1996,122(3):255-261.

Introduction Corncob xylitol residue is the waste of xylitol production from corncob, it contains high contents of carbohydrate and lignin and is a good raw material for producing activated carbon.
Acknowledgement: The project was funded through projects of Shandong Province Higher Educational Science and Technology Program (J12LF09) , Jinan Youth Star Science and Technology Program (2011-2-0312), and Program of Key Laboratory of Ministry of Education (08031313).
Zhang: Journal of Chemical Industry of Forest Products (in Chinese), Vol. 2 (2001), p. 18-19 [2] Z.
Yang: Journal of Chemical Industry of Forest Products (in Chinese), Vol. 3 (2005), p. 1-5 [3] L.
Chen: Journal of Jiangsu Teachers University of Technology (in Chinese), Vol.3 (2010), p 1-5 [4] F.

Materials used, analyses performed and result discussion The NPP Bohunice operator, Slovenské elektrárne, a.s. provided three material samples from the containment pressure vessel for the purpose of analysis in the form of fragments and powder.
This research was supported by project P105/12/G059 – Cumulative time dependent processes in building materials and structures.
Naus, The Effect of Elevated Temperature on Concrete Materials and Structures— A Literature Review, The effect of elevated temperature on concrete materials and structures-a literature review. (2006)
Harmathy, Thermal properties of concrete at elevated temperatures, Journal of Materials. (1970)
Delgado, Handbook of Thermal Analysis of Construction Materials, William Andrew Publishing, Norwich, New York, U.S.A., 2002.