Adnan  Kefal

English version

Adnan Kefal

E-posta : adnankefalsabanciuniv.edu

Kişisel web sayfası

Eğitim :

Doktora, Gemi İnşaatı ve Gemi Makinaları Mühendisliği, Strathclyde Üniversitesi, Glasgow, Birleşik Krallık, 2017
Lisans, Gemi İnşaatı ve Gemi Makinaları Mühendisliği, İstanbul Teknik Üniversitesi, İstanbul, Türkiye, 2013 
Lisans (Erasmus değişim programı), Gemi İnşaatı, Gemi Bilimi, Southampton Üniversitesi, Southampton, Birleşik Krallık, 2011-2012 

Araştırma Alanları :

Hesaplamalı ve deneysel mekanik; Büyük ölçekli tasarım ve analiz; Yapısal sağlık izleme; Şekil algılama; Kompozit ve sandviç yapılar; Yapısal topoloji optimizasyonu; Eklemeli üretim; İzogeometrik analiz; Sonlu elemanlar analizi; Peridinamik teori; Kiriş, plaka ve kabuk teorileri.

Üyelikler :

International Ship Structures Committee (ISSC), Royal Society of Naval Architects (RINA), The American Institute of Aeronautics and Astronautics (AIAA), Turkish Chamber of Naval Architects and Marine Engineers

Yayınlar :

Article
Başoğlu, Muhammed Fatih and Kefal, Adnan and Zerin, Zihni and Oterkus, Erkan (2022) "Peridynamic modeling of toughening enhancement in unidirectional fiber-reinforced composites with micro-cracks", Composite Structures, Vol.297 (SCI)
Kheyabani, Aryan and Massarwa, Eyass and Kefal, Adnan (2022) "Multiscale structural analysis of thick sandwich structures using parametric HFGMC micromechanics and isogeometric plate formulation based on refined zigzag theory", Composite Structures, Vol.297 (SCI)
Abdollahzadeh, Mohammadamin and Ali, Hafiz Qasim and Yıldız, Mehmet and Kefal, Adnan (2022) "Experimental and numerical investigation on large deformation reconstruction of thin laminated composite structures using inverse finite element method", Thin-Walled Structures, Vol.178 (SCI)
Hasim, K. A. and Kefal, Adnan (2022) "A novel isogeometric layerwise element for piezoelectric analysis of laminated plates with straight/curvilinear fibers", Computer Methods in Applied Mechanics and Engineering, Vol.399 (SCI)
Emami Tabrizi, Isa and Kefal, Adnan and Seyyed Monfared Zanjani, Jamal and Yıldız, Mehmet (2022) "Damage growth and failure detection in hybrid fiber composites using experimental in-situ optical strain measurements and smoothing element analysis", International Journal of Damage Mechanics, Vol.31, No.4, 479-507 (SCI)
Kefal, Adnan and Diyaroğlu, Çağan and Yıldız, Mehmet and Oterkus, Erkan (2022) "Coupling of peridynamics and inverse finite element method for shape sensing and crack propagation monitoring of plate structures", Computer Methods in Applied Mechanics and Engineering, Vol.391 (SCI)
Rahimi, Mohammad Naqib and Kolukısa, Deniz Can and Yıldız, Mehmet and Ozbulut, Murat and Kefal, Adnan (2022) "A generalized hybrid smoothed particle hydrodynamics-peridynamics algorithm with a novel Lagrangian mapping for solution and failure analysis of fluid-structure interaction problems", Computer Methods in Applied Mechanics and Engineering, Vol.389 (SCI)
Lahe Mothlag, Peyman and Kendibilir, Abdullah and Koç, Bahattin and Kefal, Adnan (2021) "Peridynamics-informed effect of micro-cracks on topology optimization of lightweight structures", Journal of Additive Manufacturing Technologies, Vol.1, No.3 (NA)
Abdollahzadeh, Mohammadamin and Tabrizi, Isa Emami and Kefal, Adnan and Yıldız, Mehmet (2021) "A combined experimental/numerical study on deformation sensing of sandwich structures through inverse analysis of pre-extrapolated strain measurements", Measurement: Journal of the International Measurement Confederation, Vol.185 (SCI)
De Sá Rodrigues, Francisco and Marques, Ricardo and Emami Tabrizi, Isa and Kefal, Adnan and Ali, Hafiz Qasim and Yıldız, Mehmet and Suleman, Afzal (2021) "A new methodology for thermoelastic model identification in composite materials using digital image correlation", Optics and Lasers in Engineering, Vol.146 (SCI)
Gül, S. and Tabrizi, Isa Emami and Saner Okan, Burcu and Kefal, Adnan and Yıldız, Mehmet (2021) "An experimental investigation on damage mechanisms of thick hybrid composite structures under flexural loading using multi-instrument measurements", Aerospace Science and Technology, Vol.117 (SCI)
Lahe Mothlag, Peyman and Kefal, Adnan (2021) "Comparative study of peridynamics and finite element method for practical modeling of cracks in topology optimization", Symmetry, Vol.13, No.8 (SCI)
Kefal, Adnan and Emami Tabrizi, Isa and Yıldız, Mehmet and Tessler, Alexander (2021) "A smoothed iFEM approach for efficient shape-sensing applications: numerical and experimental validation on composite structures", Mechanical Systems and Signal Processing, Vol.152 (SCI)
Rahimi, Mohammad Naqib and Kefal, Adnan and Yıldız, Mehmet (2021) "An improved ordinary-state based peridynamic formulation for modeling FGMs with sharp interface transitions", International Journal of Mechanical Sciences, Vol.197 (SCI)
Habibian, Anahita and Sohouli, Abdolrasoul and Kefal, Adnan and Nadler, Ben and Yıldız, Mehmet and Suleman, Afzal (2021) "Multi-material topology optimization of structures with discontinuities using peridynamics", Composite Structures, Vol.258 (SCI)
Kefal, Adnan and Emami Tabrizi, Isa and Tansan, Murat and Kısa, Erdal and Yıldız, Mehmet (2021) "An experimental implementation of inverse finite element method for real-time shape and strain sensing of composite and sandwich structures", Composite Structures, Vol.258 (SCI)
Alexiadis, Alessio and Albano, Andrea and Rahmat, Amin and Yıldız, Mehmet and Kefal, Adnan and Özbulut, Murat and Bakırcı, Nadi and Garzon Alvarado, Diego Alexander and Duque-Daza, Carlos Alberto and Eslava-Schmalbach, Javier Hernando (2021) "Simulation of pandemics in real cities: enhanced and accurate digital laboratories", Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, Vol.477, No.2245 (SCI)
Haşim, Kazım Ahmet and Kefal, Adnan (2021) "Isogeometric static analysis of laminated plates with curvilinear fibers based on refined zigzag theory", Composite Structures, Vol.256 (SCI)
Sohouli, Abdol Rasoul and Kefal, Adnan and Abdelhamid, Ahmed and Yıldız, Mehmet and Suleman, Afzal (2020) "Continuous density-based topology optimization of cracked structures using peridynamics", Structural and Multidisciplinary Optimization, Vol.62, No.5, 2375-2389 (SCI)
Alkhateab, Baidaa and Emami Tabrizi, Isa and Seyyed Monfared Zanjani, Jamal and Rahimi, Mohammad Naqib and Haghighi Poudeh, Leila and Kefal, Adnan and Yıldız, Mehmet (2020) "Damage mechanisms in CFRP/HNT laminates under flexural and in-plane shear loadings using experimental and numerical methods", Composites Part A: Applied Science and Manufacturing, Vol.136 (SCI)
Rahimi, Mohammad Naqib and Kefal, Adnan and Yıldız, Mehmet and Öterkuş, Erkan (2020) "An ordinary state-based peridynamic model for toughness enhancement of brittle materials through drilling stop-holes", International Journal of Mechanical Sciences, Vol.182 (SCI)
Abdollahzadeh, Mohammadamin and Kefal, Adnan and Yıldız, Mehmet (2020) "A comparative and review study on shape and stress sensing of flat/curved shell geometries using C0-continuous family of iFEM elements", Sensors, Vol.20, No.14 (SCI)
Kefal, Adnan (2020) "A novel four-node inverse-plate element for shape and stress sensing of laminated composite and sandwich plates", Journal of the Faculty of Engineering and Architecture of Gazi University, Vol.35, No.4, 1767-1781 (SCI)
Özdemir, Murat and Kefal, Adnan and Imachi, Michiya and Tanaka, Satoyuki and Öterkuş, Erkan (2020) "Dynamic fracture analysis of functionally graded materials using ordinary state-based peridynamics", Composite Structures, Vol.244 (SCI)
Kefal, Adnan and Öterkuş, Erkan (2020) "Isogeometric iFEM analysis of thin shell structures", Sensors, Vol.20, No.9 (SCI)
Li, Mingyang and Kefal, Adnan and Öterkuş, Erkan and Öterkuş, Selda (2020) "Structural health monitoring of an offshore wind turbine tower using iFEM methodology", Ocean Engineering, Vol.204 (SCI)
Li, Mingyang and Kefal, Adnan and Cerik, Burak Can and Öterkuş, Erkan (2020) "Dent damage identification in stiffened cylindrical structures using inverse finite element method", Ocean Engineering, Vol.198 (SCI)
Kefal, Adnan (2019) "An efficient curved inverse-shell element for shape sensing and structural health monitoring of cylindrical marine structures", Ocean Engineering, Vol.188 (SCI)
Haşim, Kazım Ahmet and Kefal, Adnan and Madenci, Erdoğan (2019) "Isogeometric plate element for unstiffened and blade stiffened laminates based on refined zigzag theory", Composite Structures, Vol.222 (SCI)
Kefal, Adnan and Haşim, Kazım Ahmet and Yıldız, Mehmet (2019) "A novel isogeometric beam element based on mixed form of refined zigzag theory for thick sandwich and multilayered composite beams", Composites Part B: Engineering, Vol.167, 100-121 (SCI)
Kefal, Adnan and Maruccio, Claudio and Quaranta, Giuseppe and Öterkuş, Erkan (2019) "Modelling and parameter identification of electromechanical systems for energy harvesting and sensing", Mechanical Systems and Signal Processing, Vol.121, 890-912 (SCI)
Kefal, Adnan and Mayang, Jimmy Bunga and Öterkuş, Erkan and Yıldız, Mehmet (2018) "Three dimensional shape and stress monitoring of bulk carriers based on iFEM methodology", Ocean Engineering, Vol.147, 256-267 (SCI)
Kefal, Adnan and Yıldız, Mehmet (2017) "Modeling of sensor placement strategy for shape sensing and structural health monitoring of a wing-shaped sandwich panel using inverse finite element method", Sensors, Vol.17, No.12 (SCI)
Kefal, Adnan and Tessler, Alexander and Öterkuş, Erkan (2017) "An enhanced inverse finite element method for displacement and stress monitoring of multilayered composite and sandwich structures", Composite Structures, Vol.179, 514-540 (SCI)
Papers in Conference Proceedings
Başoğlu, Muhammed Fatih and Zerin, Zihni and Kefal, Adnan and Öterkuş, Erkan, "Development of a micro-crack toughening mechanism for unidirectional composite plates by using peridynamics", 24th International Conference on Composite Structures (ICCS24), Porto, Portugal: University of Porto, June 2021, 101-101
Kefal, Adnan and Emami Tabrizi, Isa and Yıldız, Mehmet, "Real-time monitoring of crack propagation in fiber-reinforced composite plates using iFEM methodology", 8th International Conference on Marine Structures (MARSTRUCT), Taylor & Francis, June 2021
Kefal, Adnan and Tessler, Alexander, "Delamination damage identification in composite shell structures based on inverse finite element method and refined zigzag theory", 8th International Conference on Marine Structures (MARSTRUCT), Taylor & Francis, June 2021
Marques, Ricardo and Rodrigues, Francisco and Emami Tabrizi, Isa and Kefal, Adnan and Ali, Hafiz Qasim and Yıldız, Mehmet and Suleman, Afzal, "Probabilistic approach for thermoelastic signal source identification in carbon fiber/epoxy composite materials using digital image correlation", 24th International Conference on Composite Structures (ICCS24), University of Porto, June 2021, 162-162
Rahimi, Mohammad Naqib and Kefal, Adnan and Yıldız, Mehmet, "Numerical investigation on effective toughening mechanisms of graded composites", Joint Event: ICCS23 - 23rd International Conference on Composite Structures & MECHCOMP6 - 6th International Conference on Mechanics of Composites, University of Porto, September 2020
Maruccio, Claudio and Montegiglio, Pasquale and Acciani, Giuseppe and Kefal, Adnan, "Nonlinear modelling of t-shaped piezoelectric device for structural health monitoring and fluid energy harvesting", International Conference on Electrical, Communication, and Computer Engineering (ICECCE), IEEE, August 2020
Maruccio, Claudio and Kefal, Adnan, "Electromechanical contact elements for modelling adhesion and interfacial interactions in electrospun nanofibers systems", 1st Virtual Euroepan Conference on Fracture (VECF1), Elsevier, June 2020
Maruccio, Claudio and Montegiglio, Pasquale and Kefal, Adnan, "Parameter identification strategy for online detection of faults in smart structures for energy harvesting and sensing", 1st Virtual Euroepan Conference on Fracture (VECF1), Elsevier, June 2020
Sohouli, Abdolrasoul and Kefal, Adnan and Yıldız, Mehmet and Suleman, Afzal, "Multi-material topology optimization of structures using peridynamics", 30th International Conference on Adaptive Structures and Technologies (ICAST2019), Concordia University, October 2019
Kefal, Adnan and Haşim, Ahmet Kazım and Yıldız, Mehmet, "Isogeometric analysis of moderately thick composite beams and plates based on refined zigzag theory", 28th International Workshop on Computational Mechanics of Materials (IWCMM), University of Strathclyde, September 2018
Kefal, Adnan and Sohouli, A. and Öterkuş, E. and Yıldız, Mehmet and Suleman, A., "Topology optimization of cracked structures using peridynamics", 28th International Workshop on Computational Mechanics of Materials (IWCMM), University of Strathclyde, September 2018
Madenci, Erdoğan and Kefal, Adnan and Dördüncü, Mehmet and Barut, Atila and Yıldız, Mehmet, "Isogeometric analysis using peridynamics and XFEM", 59th AIAA/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, American Institute of Aeronautics and Astronautics, January 2018
Kefal, Adnan and Yıldız, Mehmet and Öterkuş, E., "Structural health monitoring of a wing-shaped sandwich panel using iFEM-RZT methodology", 3rd Turkey-Japan Workshop (TJW) on Polymeric Composite Materials, Sabanci University, July 2017
SU Öncesi Yayınları:
  1. Yildizdag, M.E., Ardic, I.T., Kefal, A., and Ergin, A., 2020. An isogeometric FE-BE method and experimental investigation for the hydroelastic analysis of a horizontal circular cylindrical shell partially filled with fluid. Thin-Walled Structures, 151, p.106755.
  2. Kefal, A., Sohouli, A., Oterkus, E., Yildiz, M., and Suleman, A., 2019. Topology optimization of cracked structures using peridynamics. Continuum Mechanics and Thermodynamics, 31(6), pp. 1645-1672.
  3. Tabrizi, E.I.,  Kefal, A., , Zanjani, J.S.M., Akalin, C., and Yildiz, M., 2019. Experimental and numerical investigation on fracture behavior of glass/carbon fiber hybrid composites using acoustic emission method and refined zigzag theory. Composite Structures, 223, pp.110971.
  4. Basoglu, M.F., Zerin Z., Kefal, A., and Oterkus, E., 2019. A computational model of peridynamic theory for deflecting behavior of crack propagation with micro-cracks. Computational Materials Science, 162, pp.33-46.
  5. Kefal, A., and Oterkus, E., 2016. Displacement and stress monitoring of a chemical tanker based on inverse finite element method. Ocean Engineering, 112, pp. 33-46.
  6. Kefal, A., Oterkus, E., Tessler, A., and Spangler, J., 2016. A quadrilateral inverse-shell element with drilling degrees of freedom for shape sensing and structural health monitoring. Engineering Science and Technology, an International Journal, 19, pp. 1299-1313.
  7. Kefal, A., and Oterkus, E., 2016. Displacement and stress monitoring of a Panamax containership using inverse finite element method. Ocean Engineering, 119, pp. 16-29.