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Synthesis and Properties of Au Nanoparticles with Various Sizes Yuanna Zhu1, a, Yongqiang Cao1,b, Aiyu Zhang1,c, and Ping Yang1,d * 1 School of Material Science and Engineering, University of Jinan, 250022, Jinan, P.R.
Their uniformity, size, and size distribution have been the key to the understanding of the electronic, magnetic, optical, and surface properties.
Material and methods Chemicals Chloroauric acid tetrahydrate (HAuCl4·4H2O), trisodium citrate dihydrate (C6H5Na3O7·2H2O), sodium borohydride (NaBH4) were obtained from Sinopharm Chemical Regent Co., LTD.

Index System Construction and Research of Inexact Influence Analysis Model of Energy Risk System Moyu Wang1,a, Yanyan Wang1,b,Bingjie Bai1,c Xiaoliu Shen 1,d Department of Control and Computer Engineering, North China Electric Power University, Beijing a.my_wang@126.com,b.sdausuccess@163.com,c.baibingjie020075@163.com, d.shenxiaoliu@163.com Keywords: Energy Risk; Analytic Hierarchy Process; Entropy Technology; Inexact Abstract: With the growing tension of the energy resources, energy risk has become the core of common concern.
Because the index change is relatively stable over the years, there is not sharp tend in rise and decline Conclusion The entropy technique can be applied to various system branch energy risk index system, to select key indicators for each branch.
[4] Liluan You, Moyu Wang, Wenyan Guo, Xiaoliu Shen; The Gray Correlation Research on the Sustainable Development of Beijing and Industrial Structure Based on 3EDSS.Advanced Materials Research, 361-363, 1153.2012(EI)

Cementing leakproof Research and Application in JiLin HaiTuoZi exploration area Qingwang Liu1,a,Yongan Wang1,b,Zhenzhong Fan1,c, Jigang Wang1,d,Ningning Zhan1,e 1EOR Key Laboratory of the Ministry of Education,Northeast Petroleum University, Daqing City,Hei Longjiang Province aLIUQINGWANG@163.com,banjuw123@163.com,cfanzhenzhong@163.com, dwangjigang9999@163.com,e108121745@qq.com Keywords: Leakproof; Fiber cement slurry; cementing supporting measures; F27A Abstract: A long period of development in Haituozi exploration area, downhole conditions are constantly changing, increasingly complex, and the original cementing technology is difficult to solve the region's low pressure leakage problems.
The plugging materials added to the drilling fluid before cementing strengthen plugging while drilling, thereby Improve the formation pressure capability
Fund No.:51174040 References [1] Zhang Shurui,Guo Shengtang,He Wenge.Daqing Oilfield deep gas well cementing technology[J].petroleum drilling technology.2007(04) [2] Wu Jian,Lin Lifei,Zhang Jing.Low density cement slurry technology[J].Oil and Gas Field Surface Engineering.2009(01) [3] He Deqing,Luo Yun.Fiber cement leakproof experimental study[J].Drilling and completion fluids.2006(03)

Baseline values for heavy metals in soils on Ny-Alesund, Spitsbergen Island, Arctic: the extent of anthropogenic pollution Zhiling Hao1,a, Feng Wang 1,b and Haizhen Yang 1,c 1Research Institute of Environmental Planning and Management, College of Environmental Science & Engineering, Tongji University, Shanghai 200092, China ahzl_ing@126.com, bhjwangfeng@tongji.edu.cn (corresponding author), chaizhen@tongji.edu.cn Keywords: Baseline metal values; Anthropogenic metal contamination; Soil; Arctic Abstract.
Materials and Methods Site description.
All the samples were stored at −20°C after transported to the Key State Laboratory of Pollution Control and Resource Reuse, Tongji University, China.

Acknowledgements This work was financially supported by the project of Sichuan province science &technology support research fund-“Key technology research for materials and crafts of vehicle sparl parts (2012GZX0083) ”.
Journal of Sichuan University (Engineering Science Edition),.2005, 3:125-128

Effect of Cooling Paths on Microstructure and Mechanical Properties of Vanadium Bearing Microalloyed Steel Jun Chen a, Xiangwei Chen b, Shuai Tang c, Zhenyu Liu d and Guodong Wang e The State Key Laboratory of Rolling and Automation, Northeastern University, Shenyang 110819 acjer19841011@163.com, bchenxw_1009@163.com, cshuai.tang@gmail.com, dzyliu@mail.neu.edu.cn, ewanggd@mail.neu.edu.cn Keywords: V-bearing microalloyed steel, Ultra fast cooling, Cooling path, Microstructure, Mechanical properties.
The microalloyed steels have been widely used in mechanical engineering, pressure vessels pipelines transporting oil and natural gas due to their high strength, better toughness and better weldability[2] using grain refinement and precipitation hardening.
Zhang, The Role of Vanadium in Microalloyed Steels, Published by Iron and Steel Research Institute of Materials Research Institute, 2000, PP. 8

Majewski AGH University of Science and Technology, Faculty of Metals Engineering and Industrial Computer Science, Al.
Stanisławczyk, Advanced techniques for determining high and extreme high damping: OMI – A new algorithm to compute the logarithmic decrement, Key Eng.
Materials 319 (2006) 231-240

Introduction Deep drawing and wall ironing (D&I) of cold rolled 3104 aluminum alloy sheet is a key stage for production of beverage cans.
Aryshensky, Influence of Fe content on tool galling in ironing beverage cans, Materials Science and Application. 5 (2014) 1-5
Kandalova, Influence of the ingot microstructure on formability of 3104 alloy, Metallurgy of Mechanical Engineering. 4 (2012) 45-47.

Carbon coated N-doping of TiO2 nanotube films with enhanced visible-light photocatalytic activity Fangzhou Jia 1, a , Zhongping Yao 2,b, Zhaohua Jiang3,c School of Chemical Engineering and Technology, State Key Lab Urban Water Resource & Environm, Harbin Institute of Technology, No. 92 West Dazhi Street, Nangang, Harbin 150001, PR China ajfz78@126.com, byaozhongping@hit.edu.cn, cjiangzhaohua@hit.edu.cn Keywords: carbon coated TiO2; nanotubes; gas thermal penetration; photocatalytic properties; H2 production Abstract.
Introduction Since the first report by Fujishima and Honda in 1970s [1], TiO2 semiconductor materials for H2 production have been studied extensively by environment and energy researches due to their chemical stability, nontoxicity, and high photocatalytic activities.

Study on Fabrication of a Large Al-Cu-Mn Wheel with Indirect Squeeze Casting Process Yuanyuan Li 1,a , Ming Zhang 1 , Haidong Zhao 1 , Weiwen Zhang 1 and Weiping Cheng 1 1 College of Mechanical Engineering, South China University of Technology, Guangzhou, China a mehjli@scut.edu.cn Keywords: Squeeze casting, Injection condition, Simulation, Microstructure and mechanical properties, Large wheel, Al-Cu-Mn Abstract.
Acknowledgements The authors are grateful for the support of National 863 project (2003AA305420), Key project (105138) and SRFDP (20040561010) of the Chinese Ministry of Education, Natural Science Foundation of Guangdong (05006498).
Hu: Journal of Materials Science, Vol.33 (1998), pp.1579