Research Output per year

## Research Output 1994 2019

## Evaluation of statistical uncertainty of cement-treated soil strength using Bayesian approach

Namikawa, T., 2019 Jan 1, (Accepted/In press) In : Soils and Foundations.Research output: Contribution to journal › Article

## Unconfined compression behavior of cement-treated sample composed of various strength parts

Namikawa, T. & Nakashima, Y., 2018 Jan 1, In : Zairyo/Journal of the Society of Materials Science, Japan. 67, 1, p. 42-46 5 p.Research output: Contribution to journal › Article

## Cyclic Unconfined Compression Test of Cement-Treated Soils

Namikawa, T., Suzuki, Y., Onimaru, S., Tsukamoto, T., Kurosawa, R. & Shimada, K., 2017 Jan 1, In : Geotechnical Special Publication. 289 GSP, p. 259-268 10 p.Research output: Contribution to journal › Conference article

## Failure behavior of cement-treated soil under triaxial tension conditions

Namikawa, T., Hiyama, S., Ando, Y. & Shibata, T., 2017, (Accepted/In press) In : Soils and Foundations.Research output: Contribution to journal › Article

## Influence of pulling out existing piles on the surrounding ground

Inazumi, S., Namikawa, T., Kuwahara, S. & Hamaguchi, S. I., 2017, In : International Journal of GEOMATE. 13, 35, p. 16-21 6 p.Research output: Contribution to journal › Article

## Literature survey and experimental study on the direct tension test on rocks

Hashiba, K., Okada, T., Tani, K., Shirasagi, S., Hayano, K., Nakamura, T., Oikawa, Y., Ono, M., Shimamoto, K., Yamada, S., Wakabayashi, N., Namikawa, T. & Nishikane, Y., 2017 Mar 1, In : Geotechnical Testing Journal. 40, 2, p. 335-344 10 p.Research output: Contribution to journal › Article

## Conditional probabilistic analysis of cement-treated soil column strength

Namikawa, T., 2016 Feb 1, In : International Journal of Geomechanics. 16, 1, 04015021.Research output: Contribution to journal › Article

## Statistical analysis for evaluating cyclic strength of cement-treated soils

Namikawa, T., Suzuki, Y., Onimaru, S., Tsukahara, T., Kurosawa, R. & Shimada, K., 2016 Jul 28, (Accepted/In press) In : Soils and Foundations.Research output: Contribution to journal › Article

## Simulation analysis of grid-form ground improvement for preventing liquefaction among existing small houses

Tsukuni, S. & Namikawa, T., 2015,*Computer Methods and Recent Advances in Geomechanics - Proceedings of the 14th Int. Conference of International Association for Computer Methods and Recent Advances in Geomechanics, IACMAG 2014.*Taylor and Francis - Balkema, p. 631-636 6 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

## Evaluation of compressive strength of cement-treated column by numerical simulation with conditional distribution

Namikawa, T., 2014 Jan, In : Zairyo/Journal of the Society of Materials Science, Japan. 63, 1, p. 55-60 6 p.Research output: Contribution to journal › Article

## Finite element analysis of compression behavior of ground improvement with spatial variability

Namikawa, T., 2014,*Geotechnical Safety and Risk IV - Proceedings of the 4th International Symposium on Geotechnical Safety and Risk, ISGSR 2013.*p. 169-174 6 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

## Effects of spatial correlation on the compression behavior of a cement-treated column

Namikawa, T. & Koseki, J., 2013, In : Journal of Geotechnical and Geoenvironmental Engineering. 139, 8, p. 1346-1359 14 p.Research output: Contribution to journal › Article

## Characterization of strength variability of cement-treated soil column

T, N., T., N. & Namikawa, T., 2012 Sep 1, In : The 4th Central Asian Geotechnical Symposium. CD ROMResearch output: Contribution to journal › Article

## Numerical study of compression behavior of cement-treated columns with strength fields following normal and lognormal distribution.

T, N., T., N. & Namikawa, T., 2012 Nov 1, In : International Conference on Ground Improvement and Ground Control.Research output: Contribution to journal › Article

## Numerical investigation of spatial distribution of deformation in granular media

Namikawa, T., 2011,*Computer Methods for Geomechanics: Frontiers and New Applications.*Vol. 1. p. 381-386 6 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

## Numerical investigation of spatial distribution of deformation in granular media.

T, N., T., N. & Namikawa, T., 2011 May 10, In : Computer Methods for Geomechanics Frontiers and New Applications. 1, p. 381-386Research output: Contribution to journal › Article

## Numerical Study of Bending Strength of Cement-treated Column with Spatial Variability.

T, N., T., N. & Namikawa, T., 2011 Nov 1, In : Proceedings of the International Conference on Advances in Geotechnical Engineering. CD ROM, p. 579-586Research output: Contribution to journal › Article

## Numerical study of compression and tension behaviors of cement-treated column with spatial variability.

T, N., T., N. & Namikawa, T., 2011 May 24, In : 14th Asian Regional Conference on Soil Mechanics and Geotechnical Engineering. CD ROMResearch output: Contribution to journal › Article

## Numerical study of failure behavior of cement-treated column with spatial variability

Namikawa, T., 2011,*14th Asian Regional Conference on Soil Mechanics and Geotechnical Engineering.*

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

## Three-dimensional modeling of stress-strain relationship of sand subject to large cyclic loading.

T, N., T., N., J., K., L.I.N., D. & Namikawa, T., 2011 Jan 1, In : 5th International Conference on Earthquake Geotechnical Engineering. CD ROMResearch output: Contribution to journal › Article

## Behavior of lattice-type ground improvement by cement-mixing for liquefaction mitigation

Koseki, J. & Namikawa, T., 2010,*Geotechnical Society of Singapore - International Symposium on Ground Improvement Technologies and Case Histories, ISGI'09.*p. 257-262 6 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

## Mechanical properties and seismic behavior of soil walls using remmed earth technique.

H, A., H., A., J., L., T., S., T., N., J., K. & Namikawa, T., 2010 Jan 1, In : International Symposium on New Technologies for Urban Safety of Mega Cities in Asia. CD ROMResearch output: Contribution to journal › Article

## Numerical study of effects of spatial variability on cement-treated column strength

Namikawa, T. & Koseki, J., 2010,*Geotechnical Society of Singapore - International Symposium on Ground Improvement Technologies and Case Histories, ISGI'09.*p. 419-424 6 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

## Behavior of lattice-type ground improvement by cement-mixing for liquefaction mitigation.

J, K., J., K., T., N. & Namikawa, T., 2009 Dec 1, In : Ground Improvement Technologies and Case Histories. 1, p. 257-262Research output: Contribution to journal › Article

## Numerical study of effects of spatial variability on cement-treated column strength.

T, N., T., N., J., K. & Namikawa, T., 2009 Dec 1, In : Ground Improvement Technologies and Case Histories. 1, p. 419-424Research output: Contribution to journal › Article

## Performance evaluation of lattice-shaped ground improvement for liquefaction mitigation.

T, N., T., N., J., K. & Namikawa, T., 2009 Jun 1, In : Performance-Based Design in Earthquake Geotechnical Engineering. 1, p. 1169-1176Research output: Contribution to journal › Article

## Size effect on bending strength of cement-treated soils.

T, N., T., N., J., K. & Namikawa, T., 2009 May 1, In : Deep Mixing 09. CD ROMResearch output: Contribution to journal › Article

## Finite element analysis of a full scale bending test of cement treated soil column

Namikawa, T., Koseki, J. & Suzuki, Y., 2008,*12th International Conference on Computer Methods and Advances in Geomechanics 2008.*Vol. 5. p. 3635-3641 7 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

## Finite element analysis of a full scale bending test of cement treated soil column.

T, N., T., N., J., K., Y., S. & Namikawa, T., 2008 Oct 1, In : 12th International Conference of the International Association for Computer Methods and Advances in Geomechanics. 1, p. 3635-3641Research output: Contribution to journal › Article

## Fracture zone deformation of cement-treated sand in plane strain compression tests

T, N., T., N., J., K. & Namikawa, T., 2008 Sep 1, In : Deformation Characteristics of Geomaterials. 1, p. 371-376Research output: Contribution to journal › Article

## Shear and tensile properties of cement-treated sands and their applications of liquefaction-induced damage.

J, K., J., K., Y., T., T., N., S., M., R., S-M., Y., S., S., N. & Namikawa, T., 2008 Sep 1, In : Deformation Characteristics of Geomaterials. 1, p. 27-50Research output: Contribution to journal › Article

## Elasto-plastic model for cement-treated sand

Namikawa, T. & Mihira, S., 2007 Jan, In : International Journal for Numerical and Analytical Methods in Geomechanics. 31, 1, p. 71-107 37 p.Research output: Contribution to journal › Article

## Elasto-plastic model for cement-treated sand.

T, N., T., N., S., M. & Namikawa, T., 2007 Jan 1, In : International Journal for Numerical and analytical Method in Geomechanics. 30, p. 71-107Research output: Contribution to journal › Article

## Evaluation of tensile strength of cement-treated sand based on several types of laboratory tests

Namikawa, T. & Koseki, J., 2007, In : Soils and Foundations. 47, 4, p. 657-674 18 p.Research output: Contribution to journal › Article

## Finite element analysis of lattice-shaped ground improvement by cement-mixing for liquefaction mitigation

Namikawa, T., Koseki, J. & Suzuki, Y., 2007, In : Soils and Foundations. 47, 3, p. 559-576 18 p.Research output: Contribution to journal › Article

## Centrifuge model tests on soil reaction along a pile in a liquefiable sand layer

Namikawa, T., 2006,*Physical Modelling in Geotechnics, 6th ICPMG'06 - Proceedings of the 6th International Conference on Physical Modelling in Geotechnics.*Vol. 1-2. p. 1029-1035 7 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

## Centrifuge model tests on soil reaction along a pile in a liquefiable sand layer.

T, N., T., N. & Namikawa, T., 2006 Aug 1, In : The 6th Int. Conf. on Physical Modelling in Geomechnics. p. 1029-1035Research output: Contribution to journal › Article

## Experimental determination of softening relations for cement-treated sand

Namikawa, T. & Koseki, J., 2006 Aug, In : Soils and Foundations. 46, 4, p. 491-504 14 p.Research output: Contribution to journal › Article

## Seismic response analysis of lattice-shaped ground improvements.

T, N., T., N., Y., S., J., K. & Namikawa, T., 2005 May 1, In : Deep Mixing 05. p. 263-271Research output: Contribution to journal › Article

## STUDY ON APPLICABILITY OF ELASTO-VISCOPLASTIC MODELS TO MECHANICAL PROPERTIES OF COMPACTED BENTONITE

Namikawa, T., Hirai, T., Tanai, K., Yui, M., Sigeno, Y., Takaji, K. & Ohnuma, M., 2004 Jun 1, In : Doboku Gakkai Ronbunshuu C. 764, p. 367-372Research output: Contribution to journal › Article

## Application to building foundation.

T, N., T., N. & Namikawa, T., 2002 Oct 1, In : Tokyo Workshop 2002 on Deep Mixing. p. 233-241Research output: Contribution to journal › Article

## Delayed plastic model for time-dependent behaviour of materials

Namikawa, T., 2001 May, In : International Journal for Numerical and Analytical Methods in Geomechanics. 25, 6, p. 605-627 23 p.Research output: Contribution to journal › Article

## Dynamic centrifuge test of pile foundations structure, Part one : Behavior of free ground during extreme earthquake conditions.

T, N., T., N., K., T., S., N., R., B., T., H. & Namikawa, T., 2000 Feb 1, In : 12th World Conference on Earthquake Engineering. CD ROMResearch output: Contribution to journal › Article

## Dynamic centrifuge test of pile foundations structure, Part two : Behavior of structure and ground during extreme earthquake conditions.

R, B., R., B., K., T., S., N., T., H., T., N. & Namikawa, T., 2000 Feb 1, In : 12th World Conference on Earthquake Engineering,. CD ROMResearch output: Contribution to journal › Article

## Session and workshop report ; Keynote lecture by Prof. Kimura : Development of geotechnical centrifuges in Japan.

T, N. & Namikawa, T., 2000 Jan 1, In : Centrifuge 98. 2, p. 1039-1040Research output: Contribution to journal › Article

## An Experimental Study on Loading Effect on Bearing Capacity of Footings on Submerged Sand

P, R., P., R., k., K., T., N., T., K. & Namikawa, T., 1994 Jan 1, In : The 9th Japan Earthquake Engineering Symposium, 3. p. E307-E312Research output: Contribution to journal › Article