Detailed Information

Research Field/Keywords for Research Field

• Civil Eng., Geotechnical Eng.

Education

• 1995/03, Depertment of Civil Engineering, Graduated
• 1997/03, Civil Engineering, Master Course, Completed
• 2000/03, Doctor Course, Completed

Employment Experience

• 2000/04 - 2007/03 Research Associate, Faculty of Science and Engineering, Saga University
• 2007/04 - 2010/03 Assistant Professor, Civil Engineering, Faculty of Science and Engineering, Saga University
• 2010/04 - 2016/11 Assistant Professor, Civil Engineering and Architecture, Graduate School of Science and Engineering, Saga University
• 2016/12 -  *  Lecturer, Civil Engineering, Graduate School of Science and Engineering, Saga University

Field of Specialization

• Geotechnical engineering

Membership in Academic Societies

• Japan Society of Civil Engineers, The Japanese Geotechnical Society

Research Topics and Results

• Development of environment-oriented base materials for seaweed beds by recycled materials 2023/09
• 1D deformation induced permeability and microstructural anisotropy of Ariake clays 2015/01
• Assessment of the effects of sea-level change on the geoenvironment 2014/09
• Anisotropic consolidation behavior and microstructure of Ariake Clay 2014/09
• The effect of environment change on the strength of cement treated ground and its adjustment ground 2014/09
• Development of environment-friendly base materials for seaweed beds and its monitoring 2013/11
• Development of base materials for seaweed beds using volcanic ashes and recycling materials of industrial wastes 2013/11
• 桜島火山灰とリサイクルマテリアルを有効利用した藻場基盤材の開発とそのモニタリング 2013/11
• 桜島火山灰とリサイクルマテリアルの有効利用―低環境負荷型藻場基盤材の開発― 2013/09
• Influences of calcium carbonate, sodium silicate and salt on clay structure, Proceedings of the 5th Young Geotechnical Engineers 2013/08
• Development of base materials for seaweed beds using volcanic ashes and recycling materials of industrial wastes 2013/06
• 新燃岳・火山灰質土の地盤工学的性質に関する研究 2012/11
• Mechanical properties of volcanic products mixed with industrial wastes 2012/11
• Geotechnical　properties of artificial geomaterials made from volcanic products in Southern　Kyushu area 2012/11
• 物理的改良を施した火山噴出物の力学的性質 2012/10
• 固化材を添加した火山噴出物の強度特性 2012/10
• Using Waste Ceramics Pieces as Geotechnical Material 2010/12
• Using Waste Ceramics Pieces as Geotechnical Material 2010/12
• Sensitivity and compressibility of the ground in Yanagawa district, Fukuoka prefecture 2009/08
• Sedimentary environment of the ground in Yanagawa district, Fukuoka prefecture 2009/08
• 完新統のシンウォールサンプラー保存期間における特性の変化 2007/06
• 黄河流域における版築盛土遺跡の構築技術と地盤工学特性 2007
• Some Influence factors of cement-stabilized soft clays 2006
• Incinerator ash from municipal solid waste in stabilization of soft Ariake clay 2006
• Influence of storage conditions on Geotechnical properties of Ariake Clays 2006
• 筑後平野の有明海沿岸部の地盤沈下 2006
• Influence of salt additive in lime stabilization on organic clay 2006
• Stabilization of Organic Ariake Clay with Lime and Additional Salts 2005
• Utilization of MSW Incinerator ash and Molten Slag as Road Materials 2005
• Stabilization of soft surplus Ariake clays and its utilization 2005
• Effects of oxidation on soil properties and lime 2005
• 沖積粘土の間隙分布特性に及ぼす珪藻遺骸と塩分濃度の影響について 2004
• Influence of diatom remains and salt contents of pore water on microstructure of clayey soil 2004

Original Articles

• Development of environment-oriented base materials for seaweed beds by recycled materials;　2023/09
  ANNOUNCEMENT INFO.;　Journal of Material Cycles and Waste Management, 2023. Published online: 05 September 2023
  AUTHOR;　K. Yamamoto, T. Negami, N. Mizoguchi, M. Hira, Y. Tsurunari
  
• 1D deformation induced permeability and microstructural anisotropy of Ariake clays;　2015/01
  ANNOUNCEMENT INFO.;　
  AUTHOR;　21. Chai, J.-C., Jia, R., Nie, J.-X., Aiga, K., Negami, T. and Hino, T.
  
• Assessment of the effects of sea-level change on the geoenvironment;　2014/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　Hino, T., Chai, J.-C., Negami, T., Bergado, D. T. and Jia, R.
  
• Anisotropic consolidation behavior and microstructure of Ariake Clay;　2014/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　K. Aiga, J.C. Chai and T. Negami
  
• The effect of environment change on the strength of cement treated ground and its adjustment ground;　2014/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　Himeno, T., Negami, T., Jia, R. and Hino, T.
  
• Development of environment-friendly base materials for seaweed beds and its monitoring;　2013/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　K. Yamamoto, T. Negami, T. Nakajima, K. Shima and R. Tanaka
  
• Development of base materials for seaweed beds using volcanic ashes and recycling materials of industrial wastes;　2013/11
  ANNOUNCEMENT INFO.;　Proc. of the Third Int. Conf. on Geotechnique, Construction materials and Environment,Nagoya
  AUTHOR;　K. Yamamoto, T. Negami, T. Nakajima, H. Yano, Y. Futsuhara and K. Shima
  
• 桜島火山灰とリサイクルマテリアルを有効利用した藻場基盤材の開発とそのモニタリング;　2013/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 桜島火山灰とリサイクルマテリアルの有効利用―低環境負荷型藻場基盤材の開発―;　2013/09
  ANNOUNCEMENT INFO.;　, 343-350
  AUTHOR;　
  
• Influences of calcium carbonate, sodium silicate and salt on clay structure, Proceedings of the 5th Young Geotechnical Engineers;　2013/08
  ANNOUNCEMENT INFO.;　
  AUTHOR;　Usman, F., Hino, T., Jia, R. and Negami, T.
  
• Development of base materials for seaweed beds using volcanic ashes and recycling materials of industrial wastes;　2013/06
  ANNOUNCEMENT INFO.;　
  AUTHOR;　K. Yamamoto, T. Negami, T. Nakajima, H. Yano, Y. Futsuhara and K. Shima
  
• Mechanical properties of volcanic products mixed with industrial wastes;　2012/11
  ANNOUNCEMENT INFO.;　Proc. of the Second Int. Conf. on Geotechnique, Construction materials and Environment (GEOMAT2012), Kuala Lumpur, 768-771
  AUTHOR;　K. Yamamoto, T. Negami, M. Hira, N. Aramaki and Y. Hayashi
  
• Geotechnical　properties of artificial geomaterials made from volcanic products in Southern　Kyushu area;　2012/11
  ANNOUNCEMENT INFO.;　Proc. of the Int. Joint Symp. on Urban Geotechnics and Sustainable　Development (JS-Seoul 2012), Suwon, 230-233
  AUTHOR;　K. Yamamoto, T. Negami, M. Hira, N. Aramaki and Y. Hayashi
  
• 物理的改良を施した火山噴出物の力学的性質;　2012/10
  ANNOUNCEMENT INFO.;　, 439-442
  AUTHOR;　
  
• 固化材を添加した火山噴出物の強度特性;　2012/10
  ANNOUNCEMENT INFO.;　, 443-446
  AUTHOR;　
  
• Using Waste Ceramics Pieces as Geotechnical Material;　2010/12
  ANNOUNCEMENT INFO.;　
  AUTHOR;　Negami Takehito
  
• 完新統のシンウォールサンプラー保存期間における特性の変化;　2007/06
  ANNOUNCEMENT INFO.;　, 36, 1, 45-52
  AUTHOR;　
  
• 黄河流域における版築盛土遺跡の構築技術と地盤工学特性;　2007
  ANNOUNCEMENT INFO.;　, 2, 4, 287-295
  AUTHOR;　
  
• Some Influence factors of cement-stabilized soft clays;　2006
  ANNOUNCEMENT INFO.;　International Symposium on Lowland Technology, 125-130
  AUTHOR;　� C. Modmoltin, S. Koslanant, K. Onitsuka and T. Negami
  
• Incinerator ash from municipal solid waste in stabilization of soft Ariake clay;　2006
  ANNOUNCEMENT INFO.;　International Symposium on Lowland Technology, 259-262
  AUTHOR;　 G.F. Ma, K. Onitsuka and T. Negami
  
• Influence of storage conditions on Geotechnical properties of Ariake Clays;　2006
  ANNOUNCEMENT INFO.;　International Symposium on Lowland Technology, 31-36
  AUTHOR;　 S. Koslanant, K. Onitsuka, T. Negami and K. Ohtani
  
• 筑後平野の有明海沿岸部の地盤沈下;　2006
  ANNOUNCEMENT INFO.;　, 643-656
  AUTHOR;　
  
• Influence of salt additive in lime stabilization on organic clay;　2006
  ANNOUNCEMENT INFO.;　Journal of the Southeast Asian Geotechnical Society, 95-101
  AUTHOR;　 S. Koslanant, K. Onitsuka, T. Negami
  
• Stabilization of Organic Ariake Clay with Lime and Additional Salts;　2005
  ANNOUNCEMENT INFO.;　, 99-104
  AUTHOR;　� K.Sinat, K.Onitsuka and T.Negami
  
• Utilization of MSW Incinerator ash and Molten Slag as Road Materials;　2005
  ANNOUNCEMENT INFO.;　, 93-98
  AUTHOR;　 G.-F.Ma, K.Onitsuka, T.Negami, M.Katsuki
  
• Stabilization of soft surplus Ariake clays and its utilization;　2005
  ANNOUNCEMENT INFO.;　Proceedings of 6th International Conference on Geo Improvement Techniques, 469-476
  AUTHOR;　K.Onitsuka, T.Negami and G.-F.Ma
  
• Effects of oxidation on soil properties and lime;　2005
  ANNOUNCEMENT INFO.;　Proceedings of 6th International Conference on Geo Improvement Techniques, 461-468
  AUTHOR;　 K.Onitsuka, T.Negami and K.Sinat
  
• 沖積粘土の間隙分布特性に及ぼす珪藻遺骸と塩分濃度の影響について;　2004
  ANNOUNCEMENT INFO.;　, 21-24
  AUTHOR;　
  
• Influence of diatom remains and salt contents of pore water on microstructure of clayey soil;　2004
  ANNOUNCEMENT INFO.;　International Symposium 2003 on Soil Ground Improvement and Geosynthetics in Waste Contaminant and Erosion Control Applications, 97-101
  AUTHOR;　Negami T., Onitsuka K., Lu J. and Tateishi Y.
  

Material, Commentary, Editorials, Research Report, A Comprehensive Journal Articles

• 「歴史的地盤構造物の構築技術および保存技術に関するシンポジウム」開催報告;　2008/09
  ANNOUNCEMENT INFO.;　, 56, 9, 38-38
  AUTHOR;　
  
• 盛土遺跡に関する文献調査について;　2008/06
  ANNOUNCEMENT INFO.;　, 155-159
  AUTHOR;　
  

General Lectures

• セメント系改良柱体の打設前後における地盤の微視的土構造と間隙径分布;　2014/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• セメント系改良柱体の打設前後における自然地盤と改良柱体近傍地盤のpHと一軸圧縮特性;　2014/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 微生物による粘性土の強度増加に関する研究;　2014/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 桜島火山灰とリサイクル材を用いた低環境負荷藻場基盤材の開発とモニタリング;　2014/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Influences of calcium carbonate, sodium silicate and salt on clay structure;　2013/08
  ANNOUNCEMENT INFO.;　, 463-466
  AUTHOR;　Usman, F., Hino, T., Jia, R. and Negami, T.
  
• 桜島火山灰と産業廃棄物リサイクルマテリアルを用いた藻場基盤材の開発;　2013/07
  ANNOUNCEMENT INFO.;　, 511-512
  AUTHOR;　
  
• 火山灰土のせん断特性に及ぼす物理的風化の影響;　2013/07
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 桜島火山灰と産業廃棄物リサイクル材を用いた藻場基盤材の開発;　2013/03
  ANNOUNCEMENT INFO.;　, 543-544
  AUTHOR;　
  
• 佐賀平野に堆積する粘性土の物理化学的性質と微視的土構造;　2013/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 有明粘性土の圧密異方性と微視的土構造に関する実験的研究;　2013/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 新燃岳・火山灰質土の地盤工学的性質に関する研究;　2012/11
  ANNOUNCEMENT INFO.;　, 19-24
  AUTHOR;　
  
• 火山噴出物を有効利用した人工地盤材料の力学的性質;　2012/07
  ANNOUNCEMENT INFO.;　, 697-698
  AUTHOR;　
  
• Using Waste Ceramics Pieces as Geotechnical Material;　2010/12
  ANNOUNCEMENT INFO.;　INTERNATIONAL SYMPOSIUM AND EXHIBITION ON GEOTECHNICAL AND GEOSYNTHETICS ENGINEERING, 334-339
  AUTHOR;　Negami Takehito
  
• Changes in geotechnical properties of Ariake clay by oxidation;　2010/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　Negami Takehito, Hino Takenori, Kometani Yuya
  
• Unconfined compressive strength of stabilized clay considering Geo-environment;　2010/08
  ANNOUNCEMENT INFO.;　
  AUTHOR;　Negami Takehito, Hino Takenori
  
• Sensitivity and compressibility of the ground in Yanagawa district, Fukuoka prefecture;　2009/08
  ANNOUNCEMENT INFO.;　
  AUTHOR;　Negami Takehito, Hino Tkenori, Shimoyama Syoichi, Mtsuura Hirohisa, Taguchi Takeshi
  
• Sedimentary environment of the ground in Yanagawa district, Fukuoka prefecture;　2009/08
  ANNOUNCEMENT INFO.;　
  AUTHOR;　Hino Takenori, Shimoyama Shoichi, Matsuura Hirohisa, Negami Takehito, Tagchi Takeshi