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To Main Page in Japanese |
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| News |
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Professor Maheshwari (IIT Roorkee., India) visited my Lab. (September 2014) |
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| Professor Nakhorn (Thammasat Univ., Thailand) visited my Lab. (April to May 2012) |
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| Professor Tazoh (Toyama Prefectural University, previously Shimizu) visited my Lab.(December 6 2011) |
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| Short Report_ver2: Evaluation of Constant-Ductility Response Spectra and Energy Equivalent Velocity Spectra Using Observed Earthquake Records in the Seismic Event of “2011 Tohoku-Pacific Earthquake” (March 29 2011) |
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| Short Report: Evaluation of Acceleration Response Spectra Using Observed Earthquake Records in the Seismic Event of “2011 Tohoku-Pacific Earthquake” (March 24 2011) |
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| Completion of Mechanical Interface of Soil-Foundation Systems. (videos etc.) |
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| Jan 2011 Welcome to Saitama again, Professor George Mylonakis.(photo) |
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| Feb. 2010 Professor George Mylonakis (University of Patras, Greece) visited my Lab.(photo) |
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| Feb. 10/2010 The 1st workshop was held in Saitama University (pdf). |
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| C.V. Summary |
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Education |
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| B.A. in Civil and Envinronmental Engineering Saitama University 1992 |
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| M.S. Saitama University 1996 |
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| D.E. Saitama University 2001 |
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Position |
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| Researcher, Railway Techinical Research Institute, Japan 1996-2001 |
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| Research Associate, Saitama University 2001-2005 |
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| Associate Professor, Saitama University 2005-2014 |
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| Professor, Saitama University 2014- |
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| Research and Papers |
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Researcher in the fields of earthquake engineering, soil, foundation and structures. The followings are selected papers. |
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| 1) Goit, C.S. and Saitoh, M. , Model tests on horizontal impedance functions of fixed-head inclined pile groups under soil nonlinearity. Journal of Geotechnical and Geoenvironmental Engineering, ASCE (accepted), 2014. |
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2) Saitoh, M., Formulas for Determining Structural Variables to Control the Maximum Deformations and Stored Energies in Structures with Elastic-Perfectly Plastic Springs under Monotonic Loading, Journal of Engineering Mechanics, ASCE, Vol.140(2), pp. 250-256, 2014. (Link)
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3) Saitoh, M., An external rotary friction device for displacement mitigation in base isolation systems, Structural Control and Health Monitoring (published on line), DOI: 10.1002/stc.1560, 2013. (Link)
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4) Goit, C.S, Saitoh, M., Oikawa, H., Kawakami, H., Effects of soil nonlinearity on the active length of piles embedded in cohesionless soil: model studies，Acta Geotechnica (published on line), DOI 10.1007/ s11440-013-0257-0, 2013. (Link)
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5)Goit, C.S, Saitoh, M., Mylonakis, G., Kawakami, H., Oikawa, H., Model tests on horizontal pile-to-pile interaction incorporating local non-linearity and resonance effects，Soil Dynamics and Earthquake Engineering, Vol.48, pp.175-192, 2013. (Link)
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6) Goit, C.S, Saitoh, M., Model tests and numerical analyses on horizontal impedance functions of inclined single piles embedded in cohesionless soil，Earthquake Engineering and Engineering Vibration, Vol.12, No.1, pp.143-154, 2013. (Link)
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7) Saitoh, M., Saito, T., Hikima, T., Ozawa, M., Imanishi, K., Representation of Soil-Foundation Systems and Its Application to Shaking Table Tests by Constructing a Mechanical Interface，Earthquake Spectra, Vol.29, No.2, pp.547-571, 2013. (Link)
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| 8) Masato, Saitoh.：Highly Reduced Lumped Parameter Models Representing Impedance Functions at the Interface of One-Dimensional Viscoelastic Continua,Journal of Vibration and Acoustics, Vol.134(3), pp.031008, 2012. 6. (Link) |
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| 9) Padron, L.A., Aznarez, J.J., Maeso, O., Masato Saitoh：Impedance functions of end-bearing inclined piles, Soil Dynamics and Earthquake Engineering, Vol.38, pp.97-108, 2012. 2 (Link) |
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| 10) Masato Saitoh：Lumped parameter models representing impedance functions at the end of a finite beam on a viscoelastic medium, Computers and Structures, Vol.92-93, pp.317-327, 2012. (Link) |
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| 11) Masato Saitoh：A one-dimensional lumped parameter model representing impedance functions in general structural systems with proportional damping, International Journal for Numerical Methods in Engineering, Vol.90, pp.353-368, 2012 (Link) |
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| 12) Masato Saitoh：On the performance of lumped parameter models with gyro‐mass elements for the impedance function of a pile‐group supporting a single‐degree‐of‐freedom system,Earthquake Engineering and Structural Dynamics, Vol.41, pp.623-641, 2012. (Link) |
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| 13) Masato Saitoh：Equivalent One-Dimensional Spring-Dashpot System Representing Impedance Functions of Structural Systems with Non-Classical Damping，CMES: Computer Modeling in Engineering & Sciences, Vol.67, No.3, pp.211-238, 2010. 11. (link) (pdf) |
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| 14) Masato Saitoh ：Lumped parameter models representing impedance funcitons at the interface of a rod on a viscoelastic medium，Journal of Sound and Vibration, Vol.330, No.9, pp.2062-2072, 2011. (link)(pdf) |
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| 15) Masato Saitoh：Effect of local nonlinearity in cohesionless soil on optimal radius minimizing fixed-head pile bending by inertial and kinematic interactions，Acta Geotechnica, Vol.5, pp.273-286, 2010. 10. (link)(pdf) |
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| 16) Masato Saitoh ：On the performance of gyro-mass devices for displacement mitigation in base isolation systems，Structural Control and Health Monitoring，Vol.19, pp.246-259，2010. 10. (link)(pdf) |
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| 17) Masato Saitoh：Simple Model of Frequency-Dependent Impedance Functions in Soil-Structure Interaction Using Frequency-Independent Elements，Journal of Engineering Mechanics, ASCE, Vol.133, No.10, pp.1101-1114, 2007. 10. (link)(pdf) |
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| 18) Masato Saitoh ：Fixed-head pile bending by kinematic interaction and criteria for its minimization at optimal pile radius，Journal of Geotechnical and Geoenvironmental Engineering，ASCE，Vol.131，No.10，pp.1243-1251，2005. 10. (link)(pdf) |
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| 19) Masato Saitoh and Hiroyuki Watanabe：Effects of flexibility on rocking impedance of deeply embedded foundation，Journal of Geotechnical and Geoenvironmental Engineering，ASCE，Vol.130，No.4，pp.438-445，2004. 4 (link) |
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Awards |
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| Best Speaker Award of JSCE Conference, 1997 and 1999 |
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| Best Paper Award of Japan Geotechnical Society, JGS, 2003 |
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Editorial Board |
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Advisory Member of SET Journal of Earthquake Technology |
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| Scientific and Technical Committee & Editorial Review Board on International Transaction Journal of Engineering, Management, & Applied Sciences & Technologies |
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Reviewer |
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Journal of Geotechnical and Geoenvironmental Engineering, ASCE |
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| Journal of Engineering Mechanics, ASCE |
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| Journal of Soil Dynamics and Earthquake Engineering |
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| Earthquake Engineering and Structural Dynamics |
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| Indian Geotechnical Journal |
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| Soils and Foundations, JGS |
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| Journal of Structural Mechanics and Earthquake Engineering, JSCE |
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Recent Projects |
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Mechanical Interface of Soil-Foundation Systems, Ministory of Education, Japan (link) |
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| TECHNICAL REPORT: Incorporating Gyromass Lumped Parameter Models (GLPMs) in OpenSees reported by Naba Raj Shrestha (link) |
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| CONTACT |
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| Key Words |
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| soil-structure interaction, soil-foundation interaction, gyro-mass, mechanical interface |
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