https://kyushu-u.elsevierpure.com/en/persons/ryohei-ishikura
　Reseacher Profiling Tool　Kyushu University Pure

092-802-3382

092-802-3378

Dr．Eng

No

Geotechnical Engineering

Research Interests

• Development of CO2-fixing ground improvement technology
  keyword : CO2 fixation, sand compaction piles, improved ground
  2022.04～2030.03.
• Risk management of river dikes
  keyword : geo- disaster, seepage, liquefaction，piping
  2016.04～2026.03.
• Application of Steel slag to Geomaterial
  keyword : slag, swelling,geo-material
  2023.04～2025.03.
• Floating type ground improvement with flexible surface stabilization
  keyword : Mattress, Floating type, ground improvement, earth reinforcement
  2022.04～2025.03.
• Research on design method for geogrid mattress reinforced ground
  
  keyword : Mattress,geogrid,bearing capacity
  2022.04～2025.04.
• New geogrid mattress reinforced ground
  keyword : Ground Reinforcement, Bearing Capacity Characteristics, Mattress, Sand Bags
  2019.04～2023.03.
• Application to the granular blast furnace slag as geo-material
  keyword : granulated blast furnace slag, hydraulic property, lightweight banking
  2008.04～2023.10.
• Deterioration of cement-treated soil under sea water
  keyword : Deterioration, Cement-treated soil, Sea water
  2012.08～2023.03.
• Water Retention Test by Continuous Pressurization Method
  keyword : Unsaturated soil
  2018.04～2022.03.
• Floating type ground improvement technique　in consideration to the geo-environment
  keyword : floating type , stress distribution ratio, combined technology
  2003.04～2020.03.
• Measuring compaction effect and evaluating quality of the embankment slope with various soils
  keyword : Embankment slope compaction
  2012.08～2020.03.
• Consolidation effect of dredged soil by siphon method focusing on the porous filter material
  keyword : consolidation, siphon method, dewatering, porous material, capillary barrier
  2013.07～2017.03.
• Effective stress change and post-earthquake settlement properties of granular materials subjected to multi-directional cyclic shear
  keyword : cyclic shear, effective stress, granular material, liquefaction
  2008.04～2011.10.
• Effect of creep on the consolidation properties of clay
  keyword : consolidation, creep, stress relaxation
  2008.04～2013.03.

Academic Activities
Membership in Academic Society

• International Society for Soil Mechanics and Geotechnical Engineering
• The Japanese Geotechnical Society
• Japan Society of Civil Engineers
• International Geosynthetics Society
• The Society of Material Science, Japan