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Lightweight cementitious materials are consideredLightweight ceramic foam innovativeGeotechnical engineering and interests of many engineering practices. The main purpose of this study is to investigate ceramic foam to explore the potential use in geotechnical engineeringGeotechnical engineering as a seismic isolation material beneath the shallow foundations. This newly developed ceramic foam is characterized by a density of approximately 0.7 t/m3, and it has an unconfined bending strength of around 3 MPa. Regarding the material, it is non-permeable unlike conventional materials such as Expanded polystyrene foam (EPS) and it brings unique advantages in environments/applications where filtration controls the design. The results showed that ceramic foam would be suitable to apply it in soft soil environments and seismic design under foundations as a damper by having its relatively high strength and settlement behavior. The findings of 2D finite element method demonstrate that foam ceramic can provide clear structural advantages over EPS in both static and dynamic conditions, leading to reduced reinforcement requirements and more efficient designs. The main goal of the ongoing research is further assessment of its cyclic behavior along with the long-term performance under dynamic loading.

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Lightweight Ceramic Foam as a Novel Approach for Seismic Isolation in Geotechnical Engineering

  • 会议论文

  • 发表日期：

    2026年

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  • Haldun Kurama,
  • Kamil B. Afacan,
  • Semra Kurama,
  • Zahide Bayer Öztürk,
  • Elif Ubay

摘要

Lightweight cementitious materials are consideredLightweight ceramic foam innovativeGeotechnical engineering and interests of many engineering practices. The main purpose of this study is to investigate ceramic foam to explore the potential use in geotechnical engineeringGeotechnical engineering as a seismic isolation material beneath the shallow foundations. This newly developed ceramic foam is characterized by a density of approximately 0.7 t/m3, and it has an unconfined bending strength of around 3 MPa. Regarding the material, it is non-permeable unlike conventional materials such as Expanded polystyrene foam (EPS) and it brings unique advantages in environments/applications where filtration controls the design. The results showed that ceramic foam would be suitable to apply it in soft soil environments and seismic design under foundations as a damper by having its relatively high strength and settlement behavior. The findings of 2D finite element method demonstrate that foam ceramic can provide clear structural advantages over EPS in both static and dynamic conditions, leading to reduced reinforcement requirements and more efficient designs. The main goal of the ongoing research is further assessment of its cyclic behavior along with the long-term performance under dynamic loading.