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A Model for Prediction of Yield Stress of Heat Treated Al-7Si-Mg Cast Alloys Qingyan Xua*, Rui Chenb, Yufeng Shi and Baicheng Liu Key Laboratory for Advanced Materials Processing Technology, Ministry of Education, School of Materials Science and Engineering, Tsinghua University, Beijing 100084, China ascjxqy@tsinghua.edu.cn, bcailiaochenrui@126.com Keywords: Cast aluminum alloys, Aging, Yield strength, Modeling, Microstructure.
After solidification, the material was solution-treated at 5350C for 6h followed by hot water quenching and then artificial aging-treated for various times at different temperatures.
Samonds, The application of integrated computational material engineering (ICME) in metal castings simulation, Mater.

The main units among them are Northwest Institute for Nonferrous Metal Research (NIN), Beijing Institute of Aerospace Materials (BIAM), Institute of Metals Research (IMR), Beijing General Institute for Nonferrous Metal Research (BGINMR), Baoji Nonferrous Metal works (BNMW), Shanghai Bao Steel Group and Northwestern Polytechnical University (NPU).
Its tensile properties, fracture toughness, stress-corrosion resistance and low cycle fatigue behavior are better than that of Ti-6Al-4V(ELI) Table 9 Corrosion resistant titanium alloys developed in China and their typical properties Designation Strength scale (MPa) Elongation (%) Composition (w.t%) Ti31 630 18 Ti-3Al-1Zr-1Mo-1Ni Ti75 730 13 Ti-3Al-2Mo-2Zr Ti91 700 20 Ti-Al-Fe Ti55C 550 25 Ti-Al-Ta-Zr-Mo Ti70 700 20 Ti-Al-Zr-Fe Ti80 850 12 Ti-A l -V -Mo-Zr New basic theories Basic theory is an important basis to developed new materials.
Researchers and engineers engaged in titanium alloys in China pay great attentions to the development of titanium theory.
At the mean time, the second particles have important key roles: i) α2 (Ti3Al) retards the dislocation sliding; ii) Ti5Si3 retards α/β grain boundary sliding.

Effects of RE on Precipitation Behaviors of the Inclusions and Magnetic Properties of Non-oriented Electrical Steel Cheng-yi Zhu1,2, Xian-hong Chen1,2, Li-fang Zhang1,2, Xiao-yu Liang1,2 and Feng Zhang3 1The State Key Laboratory of Refractories and Metallurgy, Wuhan 430081, PR China 2Key Laboratory of Ferrous Metallurgy and Resources Utilization, Ministry of Education, Wuhan University of Science and Technology, Wuhan 430081, PR China 3Silicon Steel Department Baoshan Iron & steel Co.
Minaga: Journal of Magnetism and Magnetic Materials, Vol. 234 (2001), p.55
[10] István Bóca, Ágnes Czirákib and Tamás Grófc: Journal of Magnetic Materials, Vol. 83 (1990) No.1-3, p.381
Chen: The Chinese Journal of Process Engineering, Vol. 10 (2010)No.2, p. 240
Pal: Materials Science and Engineering A, Vol. 430 (2006), p.242

Adsorption-desorption Characteristics of E.coli by Quartz sands of different Particle size Zhirong Wang 1,a, Weili Wang 1,b , Xiaoyan Zhu 1,c, Jinglan Wang 1,d, Zhijie Han 1,e, Ya Hua 1,f 1School of Environment Science and Safety Engineering, Tianjin University of Technology, Tianjin, China 300384 a wangzr@tjut.edu.cn,bwangweili221@163.com,c729129664@qq.com, dmaolan2008-123@126.com,e15222050236@163.com,fhuaya72@gmail.com Key words: Quartz sand，E. coli，Adsorption，Desorption Abstract：Adsorption-desorption characteristics of E. coli by quartz sands of five different particle size（351, 319, 217, 71, 27μm）were studied using batch equilibrium method.
Vol. 34 (2005), p.469 [3] X M Rong, Q Y Huang, W L Chen: Acta Ecologica Sinica.Vol. 28(2008), p.376 In Chinese [4] M F DeFlaun, C W Condee: Journal of Hazardous Materials.
Vol. 17(2010), p.400 [6] A Q Jaradat, S J Grimberg, T M Holsen: Journal of Environmental Engineering.
Vol.55( 1991), p.1307 [19] B H Hameed, D K Mahmoud, A L Ahmad: Journal of Hazardous Materials.
Vol. 158(2008), p.65 [20] H H Jia，B P Han，W X Ma, et al: Environmental Science & Technology.Vol.34 (2011),p.43 In Chinese [21] B K G Theng, V A Orchard: Interactions of clay with microorganisms and bacterial survival in soil: A physicochemical perspective(CRC Press, Florida1995) [22] A Khaled, A Nemr, A El-Sikaily, et al: Journal of Hazardous Materials.

Investigation of the Impact of Groove Angle on the Fatigue Life of Grooved Brake Discs Zhihua Shaa, Yong Xieb, Zhiyu Hanc, Jian Yind, Li Shie, Hexu Gaof, Yu Liug* School of Mechanical Engineering, Dalian Jiao tong University, Dalian, Liaoning, China 116028 azhsha_djtu@163.com, bxie-yong1208@qq.com, c19529351568@163.com, dyj15241486995@163.com, etedshili@qq.com, f1044623478@qq.com, g*liuyu_ly12@126.com Keywords: Brake disc; Groove angle; Crack propagation; Fatigue life; Thermal coupling Abstract.
This rise in temperature results in changes to material properties and induces thermal deformation.
Key Research and· Development Program of Liaoning Province (2022JH2/101300228). 3.
Zhang, Tailoring friction interface with surface texture for high-performance ultrasonic motor friction materials, Tribol.
Xiao, New insights into reducing airborne particle emissions from brake materials: Grooved textures on brake disc surface, Tribol.

Development of a RT-PCR for the Detection of European brown hare syndrome virus Yang Zexiao1,4,c, Li Lirui1,Wang Yin1,Yao Xueping1, Han Xueqing2, Yang Zengqi3, Zhou Bo1, Wang Kaiyu1,a, Zhang Yanming3,b 1College of Veterinary Medicine, Sichuan Agricultural University, Yaan Sichuan 625014, China; 2Chinese Academy of Inspection and Quarantine, Beijing, 100029, China; 3College of Veterinary Medicine, Northwest A and F University, Yangling, Shaanxi 712100, China; 4Key laboratory of Animal Disease and Human Health of Sichuan Province, Yaan Sichuan 625014, China akywangsicau@126.com, bzhangym@nwsuaf.edu.cn,cyzxyang2003@126.com Key words: European brown hare syndrome virus, RT-PCR, overlap extension PCR Abstract: To develop the reverse transcriptase polymerase chain reaction (RT-PCR) for the detection of European brown hare syndrome virus (EBHSV), 3 specific primers and 9 overlapping oligo primers were designed to amplify a fragment of 335 nucleotides from the genome of EBHSV according
Materials and Methods Reagents and Samples. pGM-T Vector kit, DH5α competent cells, TIANprep Mini Plasmid Kit(DP103), Pfu DNA polymerase, and TIANgel Midi Purification Kit（DP209）were provided by TIANgen Biotech(Beijing) Co.
It is worth to say, overlap extension PCR represents a new useful approach to genetic engineering that complementary oligo deoxyribo-nucleotide (oligo) primers and the polymerase chain reaction are used to generate two DNA fragments having overlapping ends.

Koszykowa 75, 00-662 Warszawa, Poland a mzab@ite.waw.pl, b dtomasz@ite.waw.pl, c L.Lukasiak@imio.pw.edu.pl Key words: FinFET, PaDEOx, Nanowire, Nanowire sensor Abstract.
Poly-Si is used as a gate material and sputtered Ti:W and Al layers as metallization.
Grabiec: Microelectronic Engineering Vol. 87, Issue: 5-8, May - August, 2010, p. 1396-9
[7] D.Schroder: Semiconductor Material and Device Characterization (3rd Ed., Wiley Interscience, 2006).

Materials Study site The study site is located in SuoJia-QuMahe Nature Reserve.
Choosing appropriate feature variables are the key to obtaining high accuracy for method based on feature indices.
Photogram metric Engineering and Remote Sensing, 1986, 52 (1): 8l-85 [12] McFeeters S K.

Among the current researches, it is generally believed that a strategy is required to realize the mapping from low-level feature to high-level semantic to let the machine learn automatically, and three key steps to carry out the image affective semantic recognition can be summarized as follows: · The establishment of affective model.
Different materials and different organization structures on the surface leave a person with different feelings, and produce different psychological feeling.
[6] Pinting Li,Yuexiang Shi and Huangguan Dai in :Household design classification based on color feature edited by Computer engineering.

Augmentation of Real Power from Renewable Energy Sources across the DC Link of the UPFC using Fuzzy Logic Control scheme K.A.Rani Fathima1,a *,T.A.Raghavendiran2,b 1Department of EEE, Sathyabama University, Chennai, India 2Principal, Anand Institute of Higher Technology, Chennai, India *afathima_powersystems@yahoo.co.in, btaraghavendiran@yahoo.co.in Key Words- Unified Power Flow Controller (UPFC), Renewable energy sources, Photo Voltaic Power Harnessing, Permanent Magnet Synchronous Generator (PMSG)Wind Energy Conversion System, and Fuzzy Logic Controller.
Photo Voltaic Power Electric Unit The PV unit is a direct conversion system where the photonic energy contented in the sun light is converted directly into direct electric current using panels of silicon based materials.
G, ‘High Power Electronics and Flexible AC TransmissionSystem’, IEEE Power Engineering Review, July 1988, pp. 3-4