PAPERS IN NATIONAL AND INTERNATIONAL PROCEEDINGS

  1. Sandıkkaya A., Yenier E. and Akkar S. (2019). Observed regional differences in ground-motions recorded in the Marmara and Aegean regions, “5th International Conference on Earthquake Engineering and Seismology (5ICEES)”, Ankara, 8-11 October 2019.
  2. Pitilakis K., Argyroudis S., Fotopoulou S., Karafagka S., Kakderis, K., Selva, J., Salzano E., Basco, A., Crowley H., Rodrigues D., Matos J.P., Schleiss, A.J., Courage W., Reinders J., Akkar, S., Cheng, Y., Uçkan E., Erdik M. (2018). “A Multi-Level Stress Test Methodology: Application to Six Critical Infrastructures in Europe,” 16th European Conference on Earthquake Engineering,” 18-21 June 2018 Thessaloniki, Greece.
  3. Crowley H., Rodriguez D, Silva V., Despotaki V., Romaos X, Castro JM, Akkar S., Hancılar, U., Pitilakis, K, Pitilakis, D., Belvaux, M., Weimer, S., Danciu L., Correia A., Bursi, S.O., Wenzel, M., 2018. “Towards a uniform earthquake risk model for Europe,” 16th European Conference on Earthquake Engineering,” 18-21 June 2018 Thessaloniki, Greece
  4. Akkar, S., Tanırcan G., Pınar A., Yenier E., Kale Ö., 2018 “A preliminary study to investigate the regional effects on ground motion predictive models for Turkey,” Proceedings of the “Best Practices in the Physics-Based Fault Rupture Models for Seismic Hazard Assessment,” 14-16 May 2018, Lyon France.
  5. Akkar, S. and Kale Ö., 2018 “A study to define the long-period corner periods for code base displacement spectrum,” SSA 2018 Annual Meeting, 14-17 May 2018, Miami Florida. Seismological Research Letters, 89:2B, pp.
  6. Kale Ö and Akkar, S., 2018 “Assessment of code based vertical spectrum functional forms,” SSA 2018 Annual Meeting, 14-17 May 2018, Miami Florida. Seismological Research Letters, 89:2B, pp.
  7. Tanırcan G., Yenier E., Akkar S., Pınar A., and Kale, Ö., 2018 “Investigation of regional effects on ground motion predictive models for Western Turkey: preliminary results,” SSA 2018 Annual Meeting, 14-17 May 2018, Miami Florida. Seismological Research Letters, 89:2B, pp.
  8. Akkar S and Cheng Y., 2017 “Probabilistic seismic risk assessment of continuous steel pipelines for permanent ground displacement by Monte Carlo simulations,”16th World Conference on Earthquake Engineering, Santiago del Chile, Paper No. 4615.
  9. Akkar, S., Cheng, Y., and Erdik, M., 2016. “Implementation of Monte-Carlo simulations for probabilistic loss assessment of geographically distributed portfolio using multi-scale random fields: a case study for Istanbul,” SSA 2016 Annual Meeting, 20-22 April 2016, Reno Nevada. Seismological Research Letters, 87:2B, pp. 457.
  10. Moghimi, S., and Akkar, D.S., 2016. “Implications of forward directivity effects on design ground motions,” SSA 2016 Annual Meeting, 20-22 April 2016, Reno Nevada. Seismological Research Letters, 87:2B, pp. 464-465.
  11. Cheng Y., and Akkar S., 2016. “An open-source tool for probabilistic seismic hazard assessment based on Monte Carlo and random fields techniques,” SSA 2016 Annual Meeting, 20-22 April 2016, Reno Nevada. Seismological Research Letters, 87:2B, pp. 515.
  12. Kale Ö., and Akkar, S., 2014. “Investigation of regional differences between Turkey and Iran on the use of strong-motion data trends,” Second European Conference on Earthquake Engineering and Seismology, İstanbul Turkey, Paper No.
  13. Azak Eroğlu, T. and Akkar, S., 2014. “A predictive model for maximum interstory drift ratio for code complying low and mid rise frame type regular RC buildings in Turkey,” Second European Conference on Earthquake Engineering and Seismology, İstanbul Turkey, Paper No.
  14. Azak Eroğlu, T., Ay, B.Ö. and Akkar, S., 2014. “A statistical study on geometrical properties of Turkish reinforced concrete building stock,” Second European Conference on Earthquake Engineering and Seismology, İstanbul Turkey, Paper No.
  15. Kale, Ö., and Akkar, S., 2013. “Türkiye için geliştirilen yeni bir yer hareketi tahmin denklemi ve bu denklemin Ortadoğu bilgesi için yapılacak sismiktehlike çalışmalrına uygunluğunun test edilmesi,” Türkiye Deprem Mühendisliği ve Sismoloji Konferansı, Hatay Turkey, Paper No. 172.
  16. Sandıkkaya M.A. and Akkar, S., 2013. “Avrupa ve Ortodoğu için hesaplanan yer hareketi tahmin denklemlerinin Türkiye ile uyumluluğunun irdelenmesi,” Türkiye Deprem Mühendisliği ve Sismoloji Konferansı, Hatay Turkey, Paper No. 106.
  17. Yılmaz, M.T. and Akkar, S., 2013. “Mersin Değirmençay baraj sahası için deprem tehlikesi analizi,” Türkiye Deprem Mühendisliği ve Sismoloji Konferansı, Hatay Turkey, Paper No. 81.
  18. Kubin, J., Kubin, D., Özmen, A., Sadan, O.B., Eroğlu, E., Sucuoğlu, H. and Akkar, S., 2012. "Seismic isolated hospital design practice in Turkey: Erzurum Medical Campus," 15th World Conference on Earthquake Engineering, Lisboa, Portugal, Paper No. 4745.
  19. Ay, B.O. and Akkar, S., 2012. "Scaling and selection of ground motion records for nonlinear response history analysis of structures," 15th World Conference on Earthquake Engineering, Lisboa, Portugal, Paper No. 3485.
  20. Kale, Ö. and Akkar, S., 2012. "A method to determine the appropriate GMPEs for a selected seismic prone region," 15th World Conference on Earthquake Engineering, Lisboa, Portugal, Paper No. 2827.
  21. Akkar, S., Douglas, J., Di Alessandro, C., Campbell, K.W., Somerville, P.G., Cotton, F., Silva, W. and Baker, J., 2012. "Defining a consistent strategy to model ground motion parameters for the GEM-PEER Global GMPEs Project," 15th World Conference on Earthquake Engineering, Lisboa, Portugal, Paper No. 2743.
  22. Di Alessandro, C., Bozorgnia, Y., Abrahamson, N.A., Akkar, S., and Erdik, M., 2012. "GEM-PEER global ground motion prediction equations project: An overview," 15th World Conference on Earthquake Engineering, Lisboa, Portugal, Paper No. 2437.
  23. Douglas, J., Cotton, F., Di Alessandro, C., Boore, D.M., Abrahamson, N.A. and Akkar, S., 2012. "Compilation and critical review of GMPEs for the GEM-PEER Global GMPEs Project," 15th World Conference on Earthquake Engineering, Lisboa, Portugal, Paper No. 2306.
  24. Erdik, M., Sesetyan, K., Demircioglu, M.B., Tuzun, C., Giardini, D., Gulen, L., Akkar, S. and Zare, M., 2012. "Assessment of seismic hazard in the Middle East and Caucasus: EMME (Earthquake Model of Middle East) Project," 15th World Conference on Earthquake Engineering, Paper No. 2100.
  25. Delavaud, E., Cotton, F., Beauval, C., Akkar, S., Scherbaum, F. and Danciu, L., 2012. "Construction of a ground-motion logic tree for PSHA in Europe within the SHARE Project," 15th World Conference on Earthquake Engineering, Lisboa, Portugal, Paper No. 1006.
  26. Kale Ö. and Akkar, S., 2011. “Yerel ve global yer hareketi tahmin denklemlerinin Türkiye için uygulanabilecek sismik tehlike analislerinde kullanabilirliklerinin test edilmesi,” Türkiye Deprem Mühendisliği ve Sismoloji Konferansı ve Polat Gülkan Çalıştayı, Ankara Turkey, Paper No. 111.
  27. Özmen A.,Şadan B.,Kubin J.,Kubin, D.,Akkar S.,Yücel O.,Aydın H. and Eroğlu E. 2011. “Deprem yalıtımlı hastane tasarımı uygulaması:Erzurum Sağlık Kampüsü,” Türkiye Deprem Mühendisliği ve Sismoloji Konferansı ve Polat Gülkan Çalıştayı, Ankara Turkey, Paper No. 12.
  28. Senyurt, M., Akkar, S. and Yilmaz M.T., 2011. “Sismik kaynak ve yer hareketi tahmin denklemlerine bağlı modelleme belirsizliğinin olasılıksal sismik tehlike hesaplarına etkileri,” Türkiye Deprem Mühendisliği ve Sismoloji Konferansı ve Polat Gülkan Çalıştayı, Ankara Turkey, Paper No. 32.
  29. Akkar, S., 2011. “A review of ground-motion prediction equations in Europe and surrounding regions,” Seismic Risk Management in Urban Areas: Proceedings of a US-Iran-Turkey Workshop PEER Report No. 11/07, Pacific Earthquake Research Center, University of California at Berkeley, 21-30.
  30. Eroglu, T. and Akkar, S., 2010. “A simplified continuum model for rapid estimation of nonlinear global capacity in discrete frame systems,” 14th European Conference on Earthquake Engineering, Ohrid Skopje, Paper No.869.
  31. Ay, B.O. and Akkar, S., 2010. “Selecting and scaling of real accelerograms,” 14th European Conference on Earthquake Engineering, Ohrid Skopje, Paper No.866.
  32. Kubin, D., Akkar, S., Akdoğan, M.E., Özmen A.S., 2010. “An approach for assessment and retrofit designs of R/C school buildings in Turkey,” 14th European Conference on Earthquake Engineering, Ohrid Skopje, Paper No.448.
  33. Ay, B.O. and Akkar, S., 2010. “Selecting and Scaling of Real Accelerograms to Reduce the Scatter in Dynamic Response,” 9th US National and 10th Canadian Conference on Earthquake Engineering, Toronto, Canada, Paper No: 930.
  34. Cagnan, Z and Akkar, S., 2010. “Seismic hazard of Eastern Mediterranean region,” 9th US National and 10th Canadian Conference on Earthquake Engineering, Toronto, Canada, Paper No: 133.
  35. Akkar, S. and Gülkan, P., 2010. “Estimation of cumulative absolute velocity (CAV) from a recently compiled strong ground-motion database for Turkey,” 9th US National and 10th Canadian Conference on Earthquake Engineering, Toronto, Canada, Paper No: 46.
  36. Ay, B.O. and Akkar, S., 2008. “A simplified procedure for estimating the inelastic drift demands on frame structures,” 14th World Conference on Earthquake Engineering, Beijing, China, Paper No. 05-01-0153.
  37. Kale, O., Akkar, S. and Erberik, M.A., 2008. “Influence of low-cut filter frequency on nonlinear oscillator displacements computed from non-degrading to degrading hysteretic models,” 14th World Conference on Earthquake Engineering, Beijing, China, Paper No. 02-0091.
  38. Yılmaz, Ö., Eser, M., Sandıkkaya, A., Akkar, S., Bakır, S. and Yılmaz, T., 2008. “Comparison of shear-wave velocity-depth profiles from downhole and surface seismic experiments,” 14th World Conference on Earthquake Engineering, Beijing, China, Paper No. 03-03-0014.
  39. Yenier, E., Erdoğan, Ö. and Akkar, S., 2008. “Empirical relationships for magnitude and source-to-site distance conversions using recently compiled Turkish strong-ground motion database,“14th World Conference on Earthquake Engineering, Beijing, China, Paper No. 03-01-0013.
  40. Bommer J.J. , Stafford, J.P. and Akkar, S., 2007. “The prediction of ground-motion parameters in Europe for seismic design and earthquake loss estimation,” Sismica 2007, 7º Congresso de Sismologia e Engenharia Sismica, Portugal.
  41. Yenier, E., Denizlioğlu A.Z., Çolakoğlu, Z. and Akkar, S., 2006. “A comparative evaluation of noise models using Turkish strong ground motion data,” First European Conference on Earthquake Engineering and Seismology, Geneva, Switzerland, Paper No. 793.
  42. Ay, B.Ö., Erberik, A. and Akkar, S., 2006. “Fragility based assessment of the structural deficiencies in Turkish RC frame structures,” First European Conference on Earthquake Engineering and Seismology, Geneva, Switzerland, Paper No. 593.
  43. Akkar, S., Metin, A. and Yakut, A., 2006. “Evaluation of recently improved approximate nonlinear analysis procedures,” First European Conference on Earthquake Engineering and Seismology, Geneva, Switzerland, Paper No. 628.
  44. Akkar, S. and Bommer, J., 2006. “Prediction of peak ground velocity for Europe and surrounding countries,” First European Conference on Earthquake Engineering and Seismology, Geneva, Switzerland, Paper No. 631.
  45. Miranda, E. and Akkar, S., “Rapid estimation of peak lateral deformations in buildings using generalized interstory drift spectra,” 8th US National Conference on Earthquake Engineering, San Francisco, USA, Paper No. 8NCEE-1531.
  46. Akkar, S. and Özen, Ö. 2006. “Influence of low-cut filtering on SDOF linear/nonlinear deformation demands,” 8th US National Conference on Earthquake Engineering, San Francisco, USA, Paper No. 8NCEE-580.
  47. Akkar, S., Yazgan, U. and Gülkan, P., 2004. “A simple procedure to compute the interstory drift for frame type structures,” 13th World Conference on Earthquake Engineering, Vancouver BC, Canada, Paper No. 2274.
  48. Akkar, S. and Miranda, E., “Improved displacement modification factor to estimate maximum deformations of short period structures,” 13th World Conference on Earthquake Engineering, Vancouver BC, Canada, Paper No. 3424.
  49. Akkar, S., Yazgan, U. and Gülkan, P., 2004. “Deformation limits for simple non-degrading systems subjected to near-fault ground motions,” 13th World Conference on Earthquake Engineering, Vancouver BC, Canada, Paper No. 2276.
  50. Akkar, S., Yazgan, U. and Gülkan, P., 2003. “An approximate procedure to compute the drift demands on frame type structures,” International Conference in Earthquake Engineering – Skopje Earthquake 40 Years of European Earthquake Engineering, Republic of Macedonia, Paper No. 130.
  51. Akkar, S. and Gülkan, P., 2003. “A Near-fault design spectrum and its drift limits,” Fourth International Conference on Seismology and Earthquake Engineering, International Institute of Earthquake Engineering and Seismology, Tehran, Paper No. BS17.
  52. Akkar, S. and Miranda, E., 2003. “Critical review of equivalent linear methods in ATC-40,” The Fifth National Conference on Earthquake Engineering, İstanbul Technical University, İstanbul Technical University, İstanbul, Paper No. AE-019.
  53. Akkar, S., Miranda, E. and Ruiz-García, J., 2003. “Critical review of displacement modification factors in FEMA-273/356,” The Fifth National Conference on Earthquake Engineering, İstanbul Technical University, İstanbul, Paper No. AE-018.
  54. Miranda, E. and Akkar, S., “Evaluation of approximate methods to estimate target displacements in nonlinear static procedures,” The Fourth U.S.-Japan Workshop on Performance-Based Seismic Engineering, PEER Report No. 2002/21, Pacific Earthquake Research Center, University of California at Berkeley, 75-86.
  55. Akkar, S. and Gülkan, P., 2002. “Assessment of seismic performance by drift: a case study,” Seventh U.S. National Conference on Earthquake Engineering, Boston, Paper No. 22.
  56. Akkar, S. and Gülkan, P., 2002. “Spectral velocity and displacement in performance based earthquake resistant design,” Proceedings Twelfth European Conference on Earthquake Engineering, London, Paper No. 137.
  57. Akkar, S. and Gülkan, P., 2000. “Examination of selected recent ground motion records from Turkey in terms of displacement based design procedures,” Sixth International Seismic Zonation Conference (6ICSZ), Palm Beach, California, Paper No. 60.
  58. Akkar, S. and Gülkan, P., 2000. “Comparative performance evaluation of displacement based design procedures for near field earthquakes,” 12th World Conference on Earthquake Engineering, Auckland, New Zealand, Paper No. 444.
  59. Akkar, S. and Gülkan, P., 1999. “Effect of record processing schemes on damage potential of near field earthquakes,” Fourth European Conference on Structural Dynamics, Prague, Czeck Republic, 1101-1106.
  60. Akkar, S., 1997. “Influence of base isolation stiffness on the optimum base isolation design,” The Fourth National Conference on Earthquake Engineering, Middle East Technical University, Ankara, 519-526.

 

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