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Effect of the sputtering presser on structural and optoelectrical prperties of ZnO: Ga films deposited on flexible Substrates by DC magnetron sputtering Xiaoli Wu1,2, a, Yuzhen Yuan*2, b, Hanfa Liu2, c, Yunyan Liu2, d 1 School of materials Science and Engineering, Shandong University of Technology, Zibo 255049, China 2 School of Science, Shandong University of Technology, Zibo 255049, China * Corresponding author.
They are widely used in flexible liquid crystal displays, plastic thin film solar cells, transparent electro magnetic shielding materials and unbreakable heat reflecting mirrors, etc [1].
A sintered ceramic with a mixture of ZnO and Ga2O3(both of 99.99% purity) was employed as source materials.
[2] Lu yun-hua, Kang wenjuan, Hu zhi-zhi, etc. substrate materials of flexible transparent conductive films, New Chemical Materilals.
[7] Quan-Bao Ma, Zhi-Zhen Ye, Hai-Ping He, Li-Ping Zhu, Bing-Hui Zhao, Effects of deposition pressure on the properties of transparent conductive ZnO:Ga films prepared by DC reactive magnetron sputtering, Materials Science in Semiconductor Processing 10 (2007) 167–172

Introduction Chromate salt and chromium metal are important materials, which play the great role in industries.
EXPERIMENTAL Materials and equipment.
Tow kinds of materials are industrial waste, whose cost are cheap very much.
The products can also be used for raw materials of building and refractory.
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Experiments Materials.
The 6421 BMI resin produced by Beijing Institute of Aeronautical Materials was used for matrix.
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Yield stress determination was conducted in accordance with ASTM standard E8-04, standard test method for tension of metallic materials.
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Among this type of nanostructured materials, those containing clay as a minor phase in a polystyrene matrix have been considered for a long time.
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College of Mechanical and Material Engineering, China Three Gorges University, Yichang 443002, China 2.
(a) (b) Fig. 3 a) The complete distribution graph of over 20 percent density materials b) The half-slice distribution graph of over 20 percent density materials Fig. 4 The half-slice distribution graph of over 30 percent density materials According to the material distribution of topological form shown in the Fig. 3 and 4, we can know that the structure in Fig. 3 is more continuous and clear.
Acknowledgment This research was partially funded by National Natural Science Foundation of China (51105229), Natural Science Foundation of Hubei Province of China (2010CDB10805), and Open Fund of Hubei Key Laboratory of Hydroelectric Machinery Design & Maintenance (2010KJX04).
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The reported materials are almost carbon material,[2,3]metallic oxide[4] and conducting polymer.[5,6] MnO2 is a kind of ideal electrode materials for supercapacitor because it has many forms and broad electrochemical reaction window, in addition to it is rich in raw material and harmless to environment.
Materials for Electrochemical Capacitors[J].Nat Mater,2008,7:845-854
Carbon Materials for Supercapacitor Application[J].Phys Chem Chem Phys,2007,9:1774-1785
[3]Zhang L L, Zhao X S .Catbon-based Materials as Supercapacitor Electrodes[J].
Amorphous MnO2 as Electrode Material for Supercapacitor[J].Journal of Functional Materials and Devices,2005,11(1):58-62

Lee[6] used an explicit finite element method to simulate the dynamically heald frame plate of carbon fiber epoxy composite materials.
Materials Uni-directional carbon fiber epoxy prepreg (USN200A, SK Chemicals, Qingdao, China ) and woven carbon fiber epoxy prepreg (WSN3KY,SK Chemicals, Qingdao, China) have been used as sandwich skin materials.
All the described materials characteristics are given in Table 1.
References [1] Farough M, Ramin S: Journal of Intelligent Material Systems and Structures, 2012, 23(15):1679-1697
[5]Hanuman D C, Anupam C, and Mohamad A: Journal of Vibration and Control 2011, 18, 1422–1435

With rapid developments of science and technology, the deterministic analysis has been no longer satisfying.
When the materials of the two layers are same, can be obtained from Eq. (15).
Furtermore, Eq. (16) can give the thicknesses of the two layers, and , respectively, when the materials are both known.
Where, and denotes the fuzzy yielding stresses of the inner and outer layer materials.
Journal of Mechanical Strength, Vol. 28(2006 ):695~698 [3] Yu Shaorong.

The reasonable haunch flange section area should make close to, such materials are made full use.
So the reasonable haunch flange section area should make close to, such materials are made full us Fund project: The national natural science fund project (51078194), the ministry of education special fund for the doctoral program of higher education (20103721110003).
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