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－　　－4Susumu TAKAHASHIProfessor, Department of Mechanical EngineeringSusumu Takahashi is a professor at the Department of Mechanical Engineering and director of the Center for Automotive Research (NU-CAR), College of Industrial Technology, Nihon University. He received his master’s degree from Shibaura Institute of Technology in 1981 and his Ph. D. from the Council for National Academic Awards in the U.K. in 1986. He worked for Nissan Motor Company from 1981 to 2007, where he developed numerical forming simulation technologies in the eld of production engineering, such as sheet metal forming, forging, injection molding, casting and assembly. He has worked for Nihon University since 2007. Dr. Takahashi’s research interests are as follows.1) Measurement methods of material characterization・Biaxial tensile test for metals and rubbers・High speed tensile and friction test for metals ・Residual stress measurement using neutron 2) Forming technologies・Composite material using plant-derived materials・Recycled plasticsHe is a fellow of the Japan Society of Plastic Plasticity. Additionally he is a member of the Japan Society of Mechanical Engineers, the Japan Society of Polymer Processing, the Japan Society for Design Engineering, Japan Foundry Engineering Society, the Japan Society for Computational Engineering and Science and the Society of Chemical Engineers, Japan. He is a director of the Japan Metal Stamping Association and a Japanese delegate of ISO/TC164/SC2 (ductility testing).Research Achievements1)Thinning of Shell Layer and Metal Mold on Shell Back Metal Process for Small Cast Iron Parts, Journal of Japan Foundry Engineering Society, (in Press) 2)Examination of Weld-line with Compound Polypropylene on Injection Molding, Asian Workshop on Polymer Processing 2019, pp.28-29, 2019.3)Effect of Strain Rate on Tensile Properties of Dual Phase Sheet Steel, Journal of Japan Society for Experimental Mechanics, Vol.18, No.3, pp.169-175, 2018.4)Study on effect of strain rate on elongation in advanced high strength steel, The 12th International Conference on Technology of Plasticity, Vol. 207, pp.1988-1993, 2017.Biaxial tensile test apparatusParticle board using peanut husks and PVA