Satoshi Izumi (Old page) Link to new page

RESEARCH HISTORY

u 1994-1999 Researcher, Research & Development Center TOSHIBA Corp.

u 1999-2002 Assistant Professor, Dept. of Mechanical Engineering, School of Engineering, Univ. of Tokyo

u 2002- Lecturer, Dept. of Mechanical Engineering, School of Engineering, Univ. of Tokyo

u 2005-2014 Associate Professor, Dept. of Mechanical Engineering, School of Engineering, Univ. of Tokyo

u 2007-2008 Visiting Scholar, Dept. of Nuclear Science and Engineering, Massachusetts Institute of Technology,

u 2014- Professor, Dept. of Mechanical Engineering, School of Engineering, Univ. of Tokyo

RESEARCH FIELDS

u Multiscale analysis (Molecular Dynamics, Dislocation Dynamics, Finite Element Method)

PAPERS (Draft version only)

u S. Izumi, T. Kawakami, S. Sakai, SISPAD'99, Kyoto, (1999), p143 "A FEM-MD Combination method for Silicon（PDF）"

u S. Izumi, T. Kawakami, S. Sakai, JSME International Journal, A44(2001), 152-159 “Study of Combined FEM-MD method”

u S. Izumi, Y. Sato, S. Hara, S. Sakai, “The development of molecular dynamics potential for an Si-H system and its application to the translationally activated CVD process” Proceedings of the 2002 International Conference on Computational Engineering & Sciences, Reno, 130 (2002)

u S. Hara, S. Izumi, S. Sakai, “Statistical properties of interface stress of amorphous silicon” Proceedings of the 2002 International Conference on Computational Engineering & Science, Reno, 131 (2002)

u S. Izumi, S. Sakai, “Internal displacement and elastic constants of the silicon Tersoff model”, JSME International Journal, Ser. A, 47 (2004), 54 (Japanese version was published in 1998 )

u S. Izumi, S. Hara, T. Kumagai, S. Sakai, “Elastic properties of the surfaces and interfaces of crystal and amorphous silicon”, IUTAM Symposium on Mesoscopic Dynamics of Fracture Process and Material Strength, Eds. H. Kitagawa and Y. Shibutani (Kluwer, Netherlands, 2004) p. 117 ISBN 1402020376.

u S. Izumi, S. Hara, T. Kumagai, S. Sakai, “ A method for calculating surface stress and elastic constants by molecular dynamics”, Mesomechanics 2003, Tokyo, (2003)

u S. Izumi, S. Hara, T. Kumagai, S. Sakai, “Classification of amorphous-silicon microstructures by order parameters: Molecular dynamics study”, Comp. Mat. Sci., 31/3-4 (2004) pp. 258-268.

u S. Izumi, S. Hara, T. Kumagai, S. Sakai, “Structural and mechanical properties of well-relaxed amorphous-crystal interface in silicon: Molecular dynamics study”, Comp. Mat. Sci., 31/3-4 (2004) pp.　279-286.

u S. Izumi, S. Hara, T. Kumagai, S. Sakai, “A method for calculating surface stress and surface elastic constants by molecular dynamics; Application to the surface of crystal and amorphous silicon”, Thin Solid Films, 467/1-2 (2004) pp. 253-260.

u S. Izumi, Y. Sato, S. Hara, S. Sakai, ”Development of a molecular dynamics potential for Si-H systems and its application to the CVD reaction process”, Surf. Sci., 560, 1-3, pp. 1-11 (2004).

u S. Hara, S. Izumi, T. Kumagai, S. Sakai, “Molecular dynamics study of homogeneous crystal nucleation in amorphous silicon”, The 1st International Symposium on Micro & Nano Technology, March 14-17, 2004, Hawaii, USA.

u Strength and reliability analysis of MEMS micromirror (in English) Abstract of 2003 Master thesis of Tokyo University.

u S. Izumi, T. Yokoyama, A. Iwasaki, S. Sakai, “Three-dimensional Finite Element Analysis on Tightening and Loosening Mechanism of Threaded Fastener”, Engineering Failure Analysis, 12-4(2005) pp. 604-615.

u S. Izumi, S. Hara, T. Kumagai, S. Sakai, “Molecular Dynamics Study of Homogeneous Crystal Nucleation in Amorphous Silicon” J. Crystal Growth, 274(1-2) (2005) pp.47-54..

u S. Izumi, Chan Wee Ping, M. Yamaguchi, S. Sakai, “Development of specimen and test method for strength analysis of MEMS”, Engineering Fracture Mechanics, 72/17 (2005) pp. 2672-2685.

u S. Izumi, T. Miyake, S. Sakai, H. Ohta, “Application of three-dimensional dislocation dynamics simulation to the STI semiconductor structure”, Materials Science Engineering A, 395,1-2 (2005) pp.62-69.

u S. Izumi. Chan Wee Ping, M. Yamaguchi, S. Sakai, A. Suzuki, Y. Ueda, “Strength Analysis of MEMS micromirror devices”, Key Engineering Materials, V. 297-300 (2005) pp. 527

u T. Kumagai, S. Izumi. S. Hara, S. Sakai, “Development of a variable-charge molecular dynamics potential for Si/SiO2 systems”, International Conference on Computational Methods (ICCM 2004), 15-17 DECEMBER 2004, Singapore.

u S. Hara, S. Izumi, T. Kumagai, S. Sakai, “Structural and mechanical properties of amorphous silicon surfaces: ab-initio and classical molecular dynamics study”, Second Multi-scale Materials Modeling (MMM-II) Conference, October 11-15, 2004, USA

u S. Hara, S. Izumi, T. Kumagai, S. Sakai, ”Structural and Mechanical properties of amorphous silicon: ab-initio and classical molecular dynamics study”, Surface Science, 585/1-2, (2005) pp.17-24.

u T. Kumagai, S. Hara, S. Izumi, S. Sakai, “Development of a bond-order type interatomic potential for Si-B systems”, Modelling Simul. Mater. Sci. Eng. 14 (2006) S29-S37.

u T. Kumagai, S. Hara, S. Izumi, S. Sakai, ”Development of bond-order potentials that can reproduce the elastic constants and melting point of silicon for classical molecular dynamics simulation”, Comp. Mat. Sci., Volume 39, Issue 2, April 2007, Pages 457-464

u T. Kumagai, D. Nikkuni, S. Hara, S. Izumi and S. Sakai, “Development of Interatomic Potential for Zr-Ni Amorphous Systems “, Materials Transactions, Vol.48 No.06 (2007) pp.1313-1321

u S. Izumi, K. Murai, S. Hara, T. Kumagai, S. Sakai, “Influence of Impurity Atoms on the Rate of Solid Phase Epitaxy: Molecular Dynamics Study”, Third Multi-scale Materials Modeling (MMM-III) Conference, September 18-22, 2006, Germany

u Satoshi IZUMI, Masatake KIMURA, and Shinsuke SAKAI, “Small Loosening of Bolt-nut Fastener due to Micro Bearing-surface Slip: A Finite Element Method Study”,J. Solid Mech. and Mater. Eng., Vol.1 No.11 (2007), 1374-1384.

u Takashi YOKOYAMA, Kunio OISHI, Masatake KIMURA, Satoshi IZUMI, and Shinsuke SAKAI, “Evaluation of Loosening Resistance Performance of Conical Spring Washer by Three-dimensional Finite Element Analysis”, J. Solid Mech. and Mater. Eng., Vol. 2, No. 1, (2008), pp. 38-46.

u T. Yokoyama, S. Izumi, S. Sakai, “LOOSENING RESISTANCE EVALUATION OF DOUBLE-NUT TIGHTENING METHOD, SPRING WASHERS, AND CONICAL SPRING WASHERS; FINITE ELEMENT STUDY”, Proceedings of PVP2008 2008 ASME Pressure Vessels and Piping Division Conference July 27-31, 2008, Chicago, Illinois, USA

u Satoshi. Izumi, Sidney. Yip, “Dislocation Nucleation from a Sharp Corner in Silicon”, J. Appl. Phys. 104 (2008) 033513.

u S. Hara, S. Izumi, S. Sakai, Y. Eguchi, T. Iwasaki, “Simulations of an Interface Crack Nucleation During Nanoindentaion : Molecular Dynamics and Finite Element Coupling Approach”, Mater. Res. Soc. Symp. Proc. Vol. 1086 (2008), 1086-U08-29.

u S. Izumi, T. Yokoyama, A. Kimura, S. Sakai, “Loosening-resistance evaluation of double-nut tightening method and spring washer by three-dimensional finite element analysis”, Engineering Failure Analysis, 16 (2009), pp. 1510-1519.

u S. Hara, T. Kumagai, S. Izumi, S. Sakai, "Multiscale analysis on the onset of nanoindentation-induced delamination: Effect of high-modulus Ru overlayer", Acta Materialia 57 (2009) pp. 4209-4216.

u S. Hara, S. Izumi, S. Sakai, “Reaction pathway analysis for dislocation nucleation from a Ni surface step”, J. Appl. Phys., 106 (2009), pp. 093507.

u T. Kumagai, J. Choi , S. Izumi , T. Kato, “Structures and phonon properties of nanoscale fractional graphitic structures in amorphous carbon determined by molecular simulations”, J. Appl. Phys., 107 (2010), pp. 104307.

u T. Kumagai, Shu Sawai , Junho Choi , Satoshi Izumi , Takahisa Kato, “Nanostructural interpretation for elastic softening of amorphous carbon induced by the incorporation of silicon and hydrogen atoms” , J. Appl. Phys., 107 (2010), pp. 124315.

u S. Izumi, H. Ohta, C. Takahashi, T. Suzuki, H. Saka, “Shuffle-set Dislocation Nucleation in Semiconductor Silicon Device”, Philo. Mag. Lett., Vol. 90-10 (2010), pp. 707–714.

u K. Shima, S. Izumi and S. Sakai, “Reaction Pathway Analysis for Dislocation Nucleation from a Sharp Corner in Silicon: Glide Set versus Shuffle Set”, J. Appl. Phys., 108 (2010), 063504.

u Miki YAMAZAK, Tomio IWASAKI, Satoshi IZUMI and Shinsuke SAKAI, "Atomic-Level Modelling for Predicting Interface Strength in Resin Molded Structures", J. Solid Mech. and Mater. Eng., Vol. 5, No. 1, (2011), pp. 55-63.

u Y. Sun, S. Izumi, S. Hara, S. Sakai, "Anisotropy Behavior of Dislocation Nucleation from a Sharp Corner in Copper", Journal of Computational Science and Technology, Vol. 5, No. 1(2011), pp.54-61.

u Y. Sun, S. Izumi, S. Sakai, K. Yagi, H. Nagasawa, "Saddle-shape warpage of thick 3C-SiC wafer: effect of nonuniform intrinsic stress and stacking faults", physica status solidi (b), 249 (2012) pp. 555-559.

u Takashi Yokoyama, Mårten Olsson, Satoshi Izumi, Shinsuke Sakai, "Investigation into the Self-Loosening Behavior of Bolted Joint Subjected to Rotational Loading", Engineering Failure Analysis, 2012 in press.

u Sakai, S., Okajima, S., Izumi, S., and Kasahara, N., 2012, "Design Evaluation Method for Random Fatigue Based on Spectrum Characteristics, "ASME J. Pressure Vessel Technol., 134-3 (2012), ,031204.

CONTACT

Dept. of Mechanical Engineering, School of Engineering, Univ. of Tokyo

7-3-1 Hongo Bunkyo-ku Tokyo, 113-8656 JAPAN

TEL: +81-3-5841-6413

FAX: +81-3-3818-0835

E-mail izumi (atto)

fml.t.u-tokyo.ac.jp

Last updated: 2013-01-07

Link to: Sakai-Izumi Lab.