Department of Earthquake Engineering
Bilge Sultan Demirtaş
Research Assistant
Education
- Ph.D. (2023–Present) – Earthquake Engineering, Boğaziçi University, Istanbul, Türkiye
- M.Sc. (2017–2022) – Earthquake Engineering, Boğaziçi University, Istanbul, Türkiye
- B.Sc. (2012–2016) – Civil Engineering, Yıldız Technical University, Istanbul, Türkiye
Experience
- Research Assistant (2025–Present) – Department of Earthquake Engineering, Kandilli Observatory and Earthquake Research Institute, Boğaziçi University, Istanbul, Türkiye
- Research Assistant (2021–2025) – Department of Civil Engineering (English Program), Faculty of Engineering and Architecture, Istanbul Gelisim University, Istanbul, Türkiye
Research Interests
- Geotechnical Earthquake Engineering
- Ground Improvement Techniques
- Retaining Structures
- Cushion Applications Using Lightweight Materials
- Dynamic Soil Properties
- Geotechnical Seismic Isolation
Journal Papers
- Edincliler, A., & Demirtas, B. S. (2025). Effects of Sustainable Buffer Materials on the Seismic Performance of Retaining Walls. J. of Geo Eco Agr Studies, 2(4), 1–9.
- Noori, A. R., Alhachami, Z. R. K., Demirtas, B. S., & Khatrush, S. (2025). Tamamlayıcı Fonksiyonlar Yöntemi ile Yanal Yüklü Kazıkların Statik Analizi. Niğde Ömer Halisdemir Üniversitesi Mühendislik Bilimleri Dergisi, 14(1), 209–217.
Conference Papers
- Edincliler, A., & Demirtas, B. S. (2024). Investigating the Effects of EPS Geofoam Cushion on Seismic Performance of the Retaining Wall. International 9th Socrates Health, Engineering and Applied Sciences Congress, Istanbul, Türkiye.
- Demirtas, B. S., Tunc, S. C., Ertunc, K., & Halat, O. M. (2024). The Effects of Ground Water Table on the Bearing Capacity of Shallow Foundations: A Numerical Approach. International 9th Socrates Health, Engineering and Applied Sciences Congress, Istanbul, Türkiye.
- Edincliler, A., & Demirtas, B. S. (2024). Experimental Study on Effectiveness of Tire Waste-Sand Cushion on Seismic Performance of Retaining Wall. In Proceedings of the 7th International Conference on Earthquake Engineering and Seismology (ICEES 2023). Lecture Notes in Civil Engineering, Vol. 401. Springer, Cham.
- Batman, O., Akbasak, S., Demirtas, B. S., & Tanircan, G. (2024). Source Parameters of the 2023 Kahramanmaraş Earthquake Aftershocks in the East Anatolian Fault Zone. In Proceedings of the 7th International Conference on Earthquake Engineering and Seismology (ICEES 2023). Lecture Notes in Civil Engineering, Vol. 401. Springer, Cham.
- Edincliler, A., & Demirtas, B. S. (2025). EPS Geofoam Yastık Yoğunluğunun İstinat Duvarının Sismik Davranışı Üzerindeki Etkileri. In G10 Onuncu Ulusal Geosentetikler Konferansı Bildirileri, Istanbul, Türkiye.
- Edincliler, A., & Demirtas, B. S. (2025). Effectiveness of Geogrid Reinforced Foundation on Seismic Performance of Retaining Wall: Numerical Study. In 10th ECCOMAS Thematic Conference on Computational Methods in Structural Dynamics and Earthquake Engineering (COMPDYN 2025), Rhodes, Greece.
- Edincliler, A., & Demirtas, B. S. (2025). Effects of Density of Geofoam Cushion on Seismic Performance of the Retaining Wall: Experimental Study. In E3S Web of Conferences, Lille, France.
- Edincliler, A., & Demirtas, B. S. (2025). Effects of Sustainable Buffer Materials on the Seismic Performance of Retaining Walls. Eurasia Geoscience Congress and Exhibition (EGCE 2025), Antalya, Türkiye.
- Edincliler, A., & Demirtas, B. S. (2026). Seismic Performance of the Retaining Wall with Two Different Types of Tire Waste-Sand Mixture Cushion Material. 8th International Conference on Earthquake Engineering and Seismology (8ICEES), Aydin, Türkiye.
- Edincliler, A., & Demirtas, B. S. (2026). Numerical Study on the Effects of Soil Conditions on Geotechnical Seismic Isolation. 8th International Conference on Earthquake Engineering and Seismology (8ICEES), Aydin, Türkiye.
- Edincliler, A., & Demirtas, B. S. (2026). Numerical Studies to Investigate the Effects of Cushion Density on Seismic Performance of the Retaining Wall. In Proceedings of the 10th Turkish Conference on Earthquake Engineering (TCEE 2025). Lecture Notes in Civil Engineering, Vol. 843. Springer, Cham.
- Edincliler, A., & Demirtas, B. S. (2026). Improving Seismic Performance of Retaining Structures Using a Sustainable Geomaterial. 21st International Conference on Soil Mechanics and Geotechnical Engineering (ICSMGE), Vienna, Austria.
- Edincliler, A., & Demirtas, B. S. (2026). Evaluation of the Effects of Cushion Type on the Seismic Performance of a Retaining Wall: Experimental Study. 18th European Conference on Earthquake Engineering (ECEE2026), Berlin, Germany.
