PAPERS PUBLISHED IN A PEER REVIEWED JOURNALS COVERED BY SCI:

1. Akkar, S., Sandıkkaya, M.A. and Bommer, J.J., 2012. Empirical ground-motion models for point- and extended- source crustal earthquake scenarios in Europe and the Middle East, Bulletin of Earthquake Engineering, (submitted). [PDF]

2. Akkar, S., Sandıkkaya, M.A., Şenyurt, M., Azari Sisi, A. and Ay, B.Ö., 2012. Reference database for seismic ground-motion in Europe (RESORCE), Bulletin of Earthquake Engineering, (submitted). [PDF]

3. Sandıkkaya, M.A., Akkar, S. and Ay, B.Ö., 2012. Ground-motion prediction equations on damping scaling factors and vertical-to-horizontal spectral amplitude ratios for their inplementation in the broader Europe region, Bulletin of Earthquake Engineering, (submitted). [PDF]

4. Kale, Ö. and Akkar, S., 2012. A new procedure for selecting and ranking ground-motion prediction equations (GMPEs): the Euclidean-Distance Based Ranking (EDR) method, Bulletin of the Seismological Society of America, 103(2A), 1069-1084. [PDF] [Electronic Supplementary]

5. Sandıkkaya, M.A., Akkar, S. and Bard, P.Y., 2013. A nonlinear site amplification model for the next Pan-European ground-motion prediction equations, Bulletin of the Seismological Society of America, 103(1), 19-32. [PDF]

6. Ay, B.Ö. and Akkar, S., 2012. A procedure on ground motion selection and scaling for nonlinear response of simple structural systems, Earthquake Engineering and Structural Dynamics, 41(12), 1693-1707. [PDF]

7. Yakut, A., Sucuoğlu, H. and Akkar, S., 2012. Seismic risk prioritization of residential buildings in Istanbul, Earthquake Engineering and Structural Dynamics, 41(11), 1533-1547. [PDF]

8. Delavaud, E., Cotton, F., Akkar, S., Scherbaum, F., Danciu, L., Beauval, C., Drouet, S., Douglas, J., Basili, R., Sandikkaya, M.A., Segou, M., Faccioli, E. and Theodoulidis, N., 2012. Toward a ground-motion logic tree for probabilistic seismic hazard assessment in Europe, Journal of Seismology, 16(3), 451-473. [PDF]

9. Boore, D.M., Azari Sisi, A. and Akkar, S., 2012. Using Pad-Stripped Acausally Filtered Strong-Motion Data, Bulletin of the Seismological Society of America, 102(2), 751-760. [PDF]

10. Bommer, J.J., Akkar, S. and Drouet, S., 2012. Extending ground-motion prediction equations for spectral accelerations to higher response frequencies, Bulletin of Earthquake Engineering, 10, 379-399. [PDF]

11. Bommer, J.J., Akkar, S. and Kale, O., 2011. A Model for vertical-to-horizontal response spectral ratios for Europe and the Middle East, Bulletin of the Seismological Society of America,101, 4, 1783-1806. [PDF]

12. Akkar, S., Aldemir, A., Askan, A., Bakır, S., Canbay, E., Demirel, I.O., Erberik, M.A., Gülerce, Z., Gülkan, P., Kalkan, E., Prakash, S., Sandıkkaya, M.A., Sevilgen, V., Ugurhan, B., Yenier, E., 2011. 8 March 2010 Elazığ-Kovancılar (Turkey) Earthquake: Observations on ground motions and building damage, Seismological Research Letters, 82, 42-58. [PDF]

13. Akkar, S., Kale, O., Yenier, E. and Bommer, J.J., 2011. The high-frequency limit of usable response spectral ordinates from filtered analogue and digital strong-motion accelerograms, Earthquake Engineering and Structural Dynamics,40,1387-1401. [PDF]

14. Eroglu, T. and Akkar, S., 2011. Lateral stiffness estimation in frames and its implementation to continuum models for linear and nonlinear static analysis, Bulletin of Earthquake Engineering, 9,1097-1114. [PDF]

15. Akkar, S. and Cagnan, Z., 2010. A local ground-motion predictive model for Turkey and its comparison with other regional and global ground-motion models, Bulletin of the Seismological Society of America, 100, 2978-2995. [PDF]

16. Akkar, S., Cagnan, Z., Yenier, E., Erdogan, E., Sandikkaya, M.A., Gulkan, P., 2010. The recently compiled Turkish strong-motion database: preliminary investigation for seismological parameters, Journal of Seismology, 14, 457-479. [PDF]

17. Bommer, J.J., Stafford, P. and Akkar, S., 2010. Current empirical ground-motion prediction equations for Europe and their application to Eurocode 8, Bulletin of Earthquake Engineering, 8, 5-26. [PDF]

18. Akkar, S. and Bommer, J.J., 2010. "Empirical Equations for the Prediction of PGA, PGV and Spectral Accelerations in Europe, the Mediterranean Region and the Middle East," Manuscript accepted for publication in Seismological Research Letters. [PDF] [Electronic Supplementary]

19. Akkar, S. and Yenier, E., 2009. " Assessment of point source stochastic simulations using recently derived ground-motion prediction equations," accepted for publication in Bulletin of the Seismological Society of America, 99(6). [PDF]

20. Akkar, S. and Boore, D.M., 2009. "On baseline corrections and uncertainty in response spectra for baseline variations commonly encountered in digital accelerograph records," Bulletin of the Seismological Society of America, 99, 1671-1690. [PDF]

21. Akkar, S. and Kucukdogan, B., 2008. "Direct use of PGV for estimating peak nonlinear oscillator displacements," Earthquake Engineering and Structural Dynamics, 37, 1411-1433. [PDF] [Electronic Supplementary]

22. Bommer, J.J., Stafford, P., Alarcon, J. and Akkar, S., 2007. "The influence of magnitude range on empirical ground-motion prediction," Bulletin of the Seismological Society of America, 97(6), 2152-2170. [PDF]

23. Akkar, S. and Metin, A., 2007. “Assessment of nonlinear static procedures in FEMA-440,” Journal of Structural Engineering , ASCE, 133(9), 1237-1246. [PDF]

24. Akkar, S. and Bommer, J.J., 2007. “ Prediction of elastic displacement response spectra in Europe and the Middle East,” Earthquake Engineering and Structural Dynamics , 36, 1275-1301. [PDF]

25. Akkar, S. and Bommer, J.J., 2007. “Empirical prediction equations for peak ground velocity derived from strong-motion records from Europe and the Middle East,” Bulletin of the Seismological Society of America , Vol. 97(2), 511-530. [PDF]

26. Akkar, S. and Bommer, J.J., 2006. “ Influence of long-period filter cut-off on elastic spectral displacements,” Earthquake Engineering and Structural Dynamics , 35(9), 1145-1165. [PDF]

27. Miranda, E. and Akkar, S., 2006. “Generalized interstory drift demand spectrum,” Journal of Structural Engineering , ASCE, 132(6) 840-852. [PDF]

28. Akkar, S. , Sucuoglu, H. and Yakut, A., 2005. “Displacement-based fragility functions for low- and mid-rise ordinary concrete buildings,” Earthquake Spectra , 21(4), 901-927. [PDF]

29. Akkar, S. and Özen, Ö., 2005. “Effect of peak ground velocity on deformation demands for sdof systems,” Earthquake Engineering and Structural Dynamics, 34, 1551-1571. [PDF]

30. Akkar, S., Yazgan, U. and Gülkan, P., 2005. “Drift Estimates in Frame Buildings Subjected to Near-Fault Ground Motions,” Journal of Structural Engineering , ASCE, 131(7), 1014-1024. [PDF]

31. Akkar, S., Boore, D.M. and Gülkan, P., 2005. “An evaluation of the strong ground motion recorded during the May 01, 2003 Bingöl, earthquake,” Journal of Earthquake Engineering , 9(2), 173-197. [PDF]

32. Akkar, S. and Miranda, E., 2005. “Statistical evaluation of approximate methods for estimating maximum deformation demands on existing structures,” Journal of Structural Engineering, ASCE, 131(1), 160-172. [PDF]

33. Miranda, E. and Akkar, S., 2003. “Dynamic instability of simple structural systems,” Journal of Structural Engineering, ASCE, 129(12), 1722-1726. [PDF]

34. Boore, D. and Akkar, S., 2003. “Effect of causal and acausal filters on elastic and inelastic response spectra,” Earthquake Engineering and Structural Dynamics, 32, 1729-1748. [PDF]

35. Gülkan, P. and Akkar, S., 2002. “A simple replacement for the drift spectrum,” Engineering Structures , 24(11), 1477-1484. [PDF]

36. Akkar, S. and Gülkan, P., 2002. “A critical examination of near-field accelerograms from the sea of Marmara region earthquakes, Bulletin of the Seismological Society of America, 92(1), 428-447. [PDF]

 

PAPERS IN NATIONAL AND INTERNATIONAL PROCEEDINGS:

1. 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.

2. 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.

3. 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.

4. 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.

5. 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.

6. 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.

7. 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.

8. 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.

9. Kale, Ö. and Akkar, S., 2011. “Yerel ve global yer hareketi tahmin denklemlerinin Türkiye için uygulanabilecek sismik tehlike analislerinde kullanabilirliklerinin test edilmesi,” 1. Türkiye Deprem Mühendisliği ve Sismoloji Konferansı ve Polat Gülkan Çalıştayı, Ankara Turkey, Paper No. 111.

10. 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,” 1. Türkiye Deprem Mühendisliği ve Sismoloji Konferansı ve Polat Gülkan Çalıştayı, Ankara Turkey, Paper No. 12.

11. Senyurt, M., Akkar, S. and Yilmaz, M.T., 2011. “Sismik kaynak ve yer hareketi tahmin denklemlerine bağlı modelleme belirsizliğinin olasılıksal sismik tehlike hesaplarına etkileri,” 1. Türkiye Deprem Mühendisliği ve Sismoloji Konferansı ve Polat Gülkan Çalıştayı, Ankara Turkey, Paper No. 32.

12. 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.

13. 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.

14. Ay, B.O. and Akkar, S., 2010. “Selecting and scaling of real accelerograms,” 14th European Conference on Earthquake Engineering, Ohrid Skopje, Paper No.866. 31.

15. 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.

16. 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.

17. 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.

18. 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.

19. 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.

20. 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.

21. Kale, Ö., 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.

22. 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.

23. 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.

24. 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.

25. Yenier, E., Denizlioglu A.Z., Çolakoglu, 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.

26. 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.

27. 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.

28. 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.

29. Miranda, E. and Akkar, S., 2006. “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.

30. 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.

31. 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.

32. Akkar, S. and Miranda, E., 2004. “ Improved displacement modification factor to estimate maximum deformations of short period structures,” 13th World Conference on Earthquake Engineering, Vancouver BC, Canada, Paper No. 3424.

33. 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.

34. 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.

35. 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.

36. Akkar, S. and Miranda, E., 2003. “Critical review of equivalent linear methods in ATC-40,” The Fifth National Conference on Earthquake Engineering , Istanbul Technical University, Istanbul Technical University, Istanbul, Paper No. AE-019.

37. 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 , Istanbul Technical University, Istanbul, Paper No. AE-018.

38. Miranda, E. and Akkar, S., 2002. “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, 75-86.

39. 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.

40. 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.

41. 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.

42. 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.

43. 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.

44. 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.

 

OTHER TECHNICAL PUBLICATIONS:

1. Cagnan, Z., Akkar, S. and Gülkan, P., 2011. “A predictive ground-motion model for Turkey and its comparison with recent local and global GMPEs,” Earthquake Data in Engineering Seismology: Predictive models, data management and Networks (Editors: S. Akkar, P. Gülkan, T. van Eck), GGEE14, 39-52, Springer, The Netherlands.

2. Akkar, S., Kale, Ö. and Gulkan, P., 2010. “Uncertainty in nonlinear SdoF response due to long-period noise of accelerograms,” Advances in Performance-Based Earthquake Engineering, (Editor: M.N. Fardis), GGEE 13, 69-78, Springer, The Netherlands.

3. Metin, A. and Akkar S., 2006.“Nonlinear drift demands on moment resisting stiff frames,” Advances in Earthquake Engineering for Urban Risk Reduction (Editors: S.T. Wasti and G. Özcebe), Earth and Environmental Sciences Vol. 66, 505-519, Springer, The Netherlands.

4. Akkar, S., Sucuoglu, H. and Yakut, A., 2005. “Influence of ground motion intensity on the performance of low- and mid-rise ordinary concrete buildings,” Directions in Strong Motion Instrumentation (Editors: P. Gülkan and J.G. Anderson), Earth and Environmental Sciences Vol. 58, 123-138, Springer, The Netherlands.

5. Miranda, E. and Akkar, S., 2005. “Rapid assessment of building response using generalized interstory drift spectra,” Directions in Strong Motion Instrumentation (Editors: P. Gülkan and J.G. Anderson), Earth and Environmental Sciences Vol. 58, 107-122, Springer, The Netherlands.

6. Miranda, E., Akkar, S. and Ruiz-Garcia J “Evaluation of current nonlinear static procedures,” FEMA-440 Improvement of current nonlinear static procedures (Editors: C. Rojahn and C.D. Comartin), 3.1-3.19, FEMA, Washington DC, 2005.

7. Gülkan, P., and Akkar, S. “Evaluation of the strong ground motion (Chapter 2),” 1 May 2003 Bingöl Earthquake Engineering Report, TÜBİTAK SERU/Structural Engineering Research Unit, Report No. 2004/1, Ankara, 2004.

8. Akkar, S. and Gülkan, P. “Near-field earthquakes and their implications on seismic design codes,” METU/EERC Report No. 01-01, Earthquake Research Engineering Center, Middle East Technical University, Ankara, 2001.

9. Çelebi, M., Akkar, S., Gülerce, Ü., Sanlı, A., Bundock, H. and Salkın, A. “Main shock and aftershock records of the 1999 İzmit and Düzce, Turkey earthquakes,” Open-File Report 01-163 (CD-ROM), U.S. Geological Survey, Menlo Park, California, 2001.

10. Sucuoğlu, H., Erberik, A. and Akkar, S. “Strong Ground Motion Features (Chapter 4),” Marmara and Düzce Earthquakes Engineering Reconnaissance Report, Earthquake Research Engineering Center, Middle East Technical University, Ankara, 2000.

11. Akkar, S. “Teoria fundamental de los sismometros y procedimientos de correcion de datos propuestos,” Univeristy of San Juan, SJ-I 551.220287.A315, Argentine, 1997 (in Spanish).

 

EDITOR OF A BOOK / JOURNAL:

1. “Earthquake data in engineering seismology: predictive models, data management and networks,” editors: Sinan Akkar, Polat Gülkan and Torild van Eck, Vol. GEEE-14, Springer 2011, The Netherlands, 275 pp.