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Featured researches published by Noriaki Sento.


Archive | 2008

Progressive Damage Simulation of Foundation Pile of the Showa Bridge Caused by Lateral Spreading During the 1964 Niigata Earthquake

Motoki Kazama; Noriaki Sento; Ryosuke Uzuoka; Makoto Ishimaru

The authors analyze a progressive pile damage of the Showa-bridge caused by post-liquefaction phenomena during the 1964 Niigata earthquake. In the analysis, using time histories of ground displacement and excess pore water pressure calculated, the authors conduct an elasto-plastic analysis of a pile subjected to external force from ground displacement. Simulation results provide a reasonable explanation not only of the observed plastic deformation of the pile, but also the progressive damage of the pile.


Soils and Foundations | 2008

LIQUEFACTION OF UNSATURATED SAND CONSIDERING THE PORE AIR PRESSURE AND VOLUME COMPRESSIBILITY OF THE SOIL PARTICLE SKELETON

Toshiyasu Unno; Motoki Kazama; Ryosuke Uzuoka; Noriaki Sento


Soil Dynamics and Earthquake Engineering | 2007

Three-dimensional numerical simulation of earthquake damage to group-piles in a liquefied ground

Ryosuke Uzuoka; Noriaki Sento; Motoki Kazama; Feng Zhang; Atsushi Yashima; Fusao Oka


Soil Dynamics and Earthquake Engineering | 2008

Prediction of pile response to lateral spreading by 3-D soil-water coupled dynamic analysis : Shaking in the direction perpendicular to ground flow

Ryosuke Uzuoka; Misko Cubrinovski; H. Sugita; M. Sato; Kohji Tokimatsu; Noriaki Sento; Motoki Kazama; Feng Zhang; Atsushi Yashima; Fusao Oka


Journal of Geotechnical and Geoenvironmental Engineering | 2004

POSSIBILITY OF POSTLIQUEFACTION FLOW FAILURE DUE TO SEEPAGE

Noriaki Sento; Motoki Kazama; Ryosuke Uzuoka; Hirofumi Ohmura; Makoto Ishimaru


Soils and Foundations | 2005

LANDSLIDES DURING THE EARTHQUAKES ON MAY 26 AND JULY 26, 2003 IN MIYAGI, JAPAN

Ryosuke Uzuoka; Noriaki Sento; Motoki Kazama; Toshiyasu Unno


Doboku Gakkai Ronbunshuu C | 2006

LIQUEFACTION MECHANISM OF UNSATURATED VOLOCANIC SANDY SOILS

Motoki Kazama; Hiroyuki Takamura; Toshiyasu Unno; Noriaki Sento; Ryosuke Uzuoka


Doboku Gakkai Ronbunshu | 2004

EXPERIMENT AND IDEALIZATION OF THE VOLUMETRIC COMPRESSION CHARACTERISTICS OF CLEAN SAND AFTER UNDRAINED CYCLIC SHEAR

Noriaki Sento; Motoki Kazama; Ryosuke Uzuoka


Journal of Japan Association for Earthquake Engineering | 2002

3-DIMENSIONAL EFFECTIVE STRESS ANALYSIS OF A DAMAGED GROUP-PILE FOUNDATION ADJACENT TO A QUAY WALL

Ryosuke Uzuoka; Noriaki Sento; Atsushi Yashima; Feng Zhang


Soils and Foundations | 2006

CHANGE OF MOISTURE AND SUCTION PROPERTIES OF VOLCANIC SAND INDUCED BY SHAKING DISTURBANCE

Toshiyasu Unno; Motoki Kazama; Ryosuke Uzuoka; Noriaki Sento

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Feng Zhang

Nagoya Institute of Technology

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Makoto Ishimaru

Central Research Institute of Electric Power Industry

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