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Online since: December 2010
Authors: S.V. Komogortsev, Rauf S. Iskhakov, P. Kuznetsov, A. Belyaeva, G. Bondarenko, A. Balaev, E.V. Eremin, L.A. Chekanova
Eremin1 1Institute of Physics, SB RAS, Krasnoyarsk, 660036, Russia; 2Central Research Institute of Structural Materials, “Prometey”, 191015, St-Petersburg, Russia 3Siberian University of Technology, Krasnoyarsk, 660049, Russia akomogor@iph.krasn.ru Keywords: nanocrystalline alloys, soft magnetic, random magnetic anisotropy, ferromagnetic resonance.
Experiment The ribbons of the amorphous alloy Fe73.5CuNb3Si13.5B9, 20 mm thick are synthesized by quenching at the Research institute of materials for electronic (Kaluga).
Yue: Journal of Material Science Vol. 40 (2005), p. 3209 [7] R.S.
Vol. 234 (2001), p. 306 [10] G.Herzer in: Handbook of Magnetic Materials, edited by K.H.J. 
Online since: October 2013
Authors: Sheng Ling Xiao, Chen Li
Introduction All of the polymer materials have various degrees of aging in use.
In order to evaluate the aging resistant performances of polymer materials, there are two kinds of test methods, one is the natural aging, and the tests directly finish in nature.
PVC film makes by Shanghai Yingfan environmental protection material Co., Ltd.
Plastics Science and Technology.Vol. 38(2010), p.88-90
Artificial weathering test method for plastics, coating and rubber materials used for machinery industrial products-Fluoresent UV lamps.
Online since: September 2014
Authors: Pavel Hutař, Luboš Náhlík, Pavel Pokorný
Influence of different crack propagation rate descriptions on the residual fatigue lifetime of railway axles Pokorný P.1, 2, a, Náhlík L. 1, b, Hutař P. 1, c 1Institute of Physics of Materials, Academy of Sciences of Czech Republic, Žižkova 22, 616 62 Brno, Czech Republic 2Faculty of Mechanical Engineering, Brno University of Technology, Technická 2896/2, 616 69 Brno, Czech Republic apokorny@ipm.cz, bnahlik@ipm.cz, chutar@ipm.cz Keywords: residual fatigue lifetime, fatigue crack, fatigue crack propagation, railway axle Abstract.
Nevertheless, the radius of the knee has restriction and satisfactory accurate fit for considered railway axle material is not possible. 3) Multilinear model: , (4) this approach fits the real v-K curve by several lines.
Two commonly used materials EA1N and EA4T steels were taken into account.
Schijve: Fatigue of structures and materials.
Náhlík: Numerical estimation of the fatigue crack front shape for a specimen with finite thickness, International Journal of Fatigue 39 (2012), p. 75 [5] NASGRO, Fracture Mechanics and Fatigue Crack Growth Analysis Software, Reference manual (2002)
Online since: July 2014
Authors: Ming Yuan Ren, Lin Hai Cui, Xue Bin Lu
Optimized Technical Characteristics of Polysilicon Nanofilm Xuebin LUa, Linhai CUI and Mingyuan REN Department of Integrate Circuit Design and Integrate System, Harbin University of Science and Technology, Harbin 150080, China alxbsw@126.com Keywords: Polysilicon Nanofilm, Technical Characteristics, MEMS.
Nanomaterial is a kind of material in which one of the material’s dimensions is in nanoscale (1-100nm).
Vol. 7(2009), p. 387 [2] ZhuJing, Wenzhi Jin: Nano Materials and Devices (Tsinghua University Press, Beijing, 2003)
[3] Chuai Rong-yan, Liu Xiao-wei and Huo Ming-xue: Chinese Journal of Semiconductors.
Vol. 27(2006), p.1230 [4] Lu Xue-bin, Liu Xiao-wei and Chuai Rong-yan: Advanced Materials Research.
Online since: September 2013
Authors: Shao Cong Zheng, Fei Xiang Cheng, Zhi Juan Wang
The solid raw and production material were examined using scanning electron microscopy (SEM) and X-ray diffraction (XRD) analysis to determine the optimal conditions. 2.
Experimental Equipment The experiment and analysis equipment used in this study are as follows:GSL-1600X40 tube resistance furnace ( Hefei Kejing Materials Technology CO.LTD );KM9106 complex fuel gas analyzer (KANE Company); D/max-3BPEX-P96 powder X-ray diffract meter ( Rigaku ). 3.3 Experiments in a tube furnace The experimental set-up is shown schematically in Fig. 1.
Acknowledgment Financial support for this project was provided by National Science Foundation of China (NSFC21176108) and Yunnan key laboratory of university of development, utilization and pollution control of coal resources (2011EB007).
References [1] Xiushan Yang,Zhiye Zhang,Xinlong Wang.Thermodynamic study of phosphogypsumdecomposition by sulfur, The Journal of Chemical Thermodynamics,2013,57:39-45
Kinetics and thermodynamics studies on the decompositions of phosphogypsum in different atmospheres,Advanced Materials Research. 2010, 160-162:842-848
Online since: May 2016
Authors: Bengt Gunnar Svensson, Naoya Iwamoto, Michael Schöler, Peter J. Wellmann, Patrick Mattle, Sarah Schnitzer, Hossein Khodamoradi, Lars Fahlbusch
Wellmann1,h 1Crystal Growth Lab, Materials Department 6 (i-meet), FAU Erlangen-Nürnberg, Martensstr. 7, D91058 Erlangen, Germany 2Department of Physics/Center for Materials Science and Nanotechnology, University of Oslo, PO Box 1048 Blindern, N-0316 Oslo, Norway alars.fahlbusch@fau.de, bmichael.schoeler@fau.de, cpatrick.matpat.mattle@fau.de, dsarah.schnitzer@studium.uni-erlangen.de, ehossein.khodamoradi@fau.de, fnaoya.iwamoto@smn.uio.no, gb.g.svensson@fys.uio.no, hpeter.wellmann@fau.de Keywords: SiC, solution growth, high temperature growth, metal free, surface morphology, Vertical Bridgman, Vertical Gradient Freeze Abstract.
Introduction In recent years, solution growth of bulk SiC material has faced a process revival.
At the same time, the Vertical Bridgman and in particular the Vertical Gradient Freeze technology has proved to be a reliable growth method for a number of other semiconductor materials that are naturally grown solely from the melt.
Duby, Journal of Phase Equilibria Vol. 20 No. 1 (1999) 61-63
Online since: October 2009
Authors: Akihide Saimoto, T. Ino, Y. Imai
They proposed a complete formulation of elastic-plastic analysis based on the principle of superposition and developed a numerical scheme to analyze the standard materials that exhibit a work-hardening nature.
In the present study, the numerical treatment of non-hardening material, that is, elastic-perfect-plastic material is discussed in detail.
Therefore, material yields if Y f zxyzxy xz zy yx ij =+++−+−+− = )} (6)()(){(21)( 222 2 2 2 τττσσσσσσ σ (6) is satisfied where Y is a yield stress which is assumed to be constant.
Conclusion A treatment of plastic strain especially for the non-hardening material in Body Force Method was studied.
Nisitani: Journal of the Japan Society of Mechanical Engineers, 70-580 (1967), p.627 (in Japanese) [2] D.
Online since: July 2011
Authors: Qin Huang, Zhen Ning Guo, Yu Zhong He, Jian Wen Zhang, Yin Fang Jiang
Recently, polymeric materials such as nylon have been of interests to many new technologies, industries and subsequently many researchers.
Fig.3 The location diagram of the steel insert Parameters of the steel material [2] are:elastic modulus: 200GPa;poisson's ratio: 0.3.And the steel insert is designed with ANSYS, as shown in Figure 4.
The Combination Degree(CBD) The nylon material in the pipe wrench is combined with the steel insert by the coupling agent such as NL-6620, nylon glue [4] .
International Journal of Plasticity 22 (2006) 1506–1529
[2] T.L.Teng, Y.A.Chu, F.A.Chang.S.Chin2004.Calculating the elastic moduli of steel-fiber reinforced concrete using a dedicated empirical formula.Computational Materials Science 31(2004) 337–346 [3] R.M.Pidaparti, S.Jayanti, J.Henke, H.EL-Mounayr2001.Design simulation of twisted cord-rubber structure using ProE/ANSYS.Composite structures 52(2001)287-294
Online since: August 2013
Authors: Xian Chu Tan
Although the whole of human society has been not tremendous development but a good opportunity for development based on the advancement of science and technology, but it is still faced with a certain social risk and disaster.
Integrated the view of predecessors and objective practice, this article argues that "modernization is not , which is different from traditional society, a comprehensive and fast special social changes of social manner, the organization mode and social life way based on the wide application of science and technology but a social dynamic evolution process of traditional factors and modern factors exist fusion, and it generally includes material, system, spirit three levels".
Management: concepts & practices.Beijing: China Social Sciences Press, 2006, pp4 [3] Peter F.
Journal of yunnan trade and business college, 2003(5), pp101 [6] Pengying Xiao.
Guangzhou: south China science and technology university press, 2008, pp10-14(in Chinese)
Online since: July 2013
Authors: Jia Qiang Yang, Rong Sen Yin
According to mechanic of material formula, can be deduced, among which, μ represents Poisson coefficient of the resistance wire.
Acknowledgements This work was financially supported by the National Natural Science Foundation of China (51177150), the Zhejiang province College student science and technology innovation project (51980) and the non-profit project of Science and Technology Agency of Zhejiang Province (2011C21022).
Science-Technology & Application.
Bulletin of Science and Technology.
Journal of Henan Polytechnic University.