{"id":9,"date":"2021-08-27T18:25:01","date_gmt":"2021-08-27T18:25:01","guid":{"rendered":"https:\/\/blog.metu.edu.tr\/sdag\/?page_id=9"},"modified":"2026-08-28T14:30:36","modified_gmt":"2026-08-28T11:30:36","slug":"articles","status":"publish","type":"page","link":"https:\/\/blog.metu.edu.tr\/sdag\/articles\/","title":{"rendered":"ARTICLES"},"content":{"rendered":"\n

Cebeci, M., Tokta\u015f, S.E., Balc\u0131, M.N., Dag, S.,<\/strong> Analytical and computational methods for symmetric thin films bonded to graded substrate. Accepted for publication in Mechanics of Advanced Materials and Structures<\/em>.

Uslu, M., Kaman, M.O., Yanen, C., Albayrak, M., Dag, S., Erdem, S., Turan, K<\/strong>., 2026. Impact performance of hat-stiffened composite panels reinforced with I-beam. Materials Testing<\/em> 68<\/strong>, 1059-1075.
DOI: 10.1515\/mt-2025-0494<\/a>

Dag, S., Balci, M.N.<\/strong>, 2025. Analytical and computational methods for a laterally graded surface loaded by a bonded piezoelectric thin film. Archives of Mechanics<\/em> 77<\/strong>, 91-125.
DOI: 10.24423\/aom.4617<\/a>

Asan, A.M., Kaman, M.O., Dag, S., Erdem, S., Turan, K., <\/strong>2024.Investigation of the translaminar fracture behavior of the fiber reinforced composites stitched perpendicular to their plane. Journal of the Brazilian Society of Mechanical Sciences and Engineering<\/em> 46<\/strong>, 285.
DOI: 10.1007\/s40430-024-04846-6<\/a>

Asan, A.M., Kaman, M.O., Dag, S., Erdem, S., Turan, K.<\/strong>, 2024.Effects of translaminar edge crack and fiber angle on fracture toughness and crack propagation behaviors of laminated carbon fiber composites. International Journal of Materials Research<\/em> 115<\/strong>, 446-462.
DOI: 10.1515\/ijmr-2023-0317<\/a>

Tokta\u015f, S.E., Dag, S.<\/strong>, 2024. Magnetoelectroelastic response of functionally graded multiferroic coatings under moving Hertzian contact. Journal of Mechanics of Materials and Structures<\/em> 19<\/strong>, 343-371.
DOI: 10.2140\/jomms.2024.19.343<\/a>

Balci, M.N., Dag, S., Yildirim, B.<\/strong>, 2023. Cracking of a functionally graded coating due to sliding contact with heat generation. Fatigue & Fracture of Engineering Materials & Structures<\/em> 46<\/strong>, 4628-4648.
DOI: 10.1111\/ffe.14154<\/a>

Tokta\u015f, S.E., Dag, S.<\/strong>, 2023. Mechanics of moving contacts involving functionally graded multiferroics. Archives of Mechanics<\/em> 75<\/strong>, 431-468.
DOI: 10.24423\/aom.4292<\/a>

Abeidi, A., Dag, S., <\/strong>2022. Computational elastodynamics of functionally graded thick-walled cylinders and annular coatings subjected to pressure shocks. International Journal of Pressure Vessels and Piping<\/em> 200<\/strong>, 104824.
DOI: 10.1016\/j.ijpvp.2022.104824<\/a>

Tokta\u015f, S.E., Dag, S.<\/strong>, 2022. Multi-layer model for moving contact problems of functionally graded coatings with general variations in physical properties. Proceedings of the Institution of Mechanical Engineers, Part L: Journal of Materials: Design and Applications<\/em> 236<\/strong>, 1967-1980.
DOI: 10.1177\/14644207221092119<\/a>

Tokta\u015f, S.E., Dag, S.<\/strong>, 2022. Stresses in multi-layer coatings in Hertzian contact with a moving circular punch. Tribology International<\/em> 171<\/strong>, 107565.
DOI: 10.1016\/j.triboint.2022.107565<\/a>

Eshraghi, I., Dag, S.<\/strong>, 2021. Transient dynamic analysis of functionally graded micro-beams considering small-scale effects.\u00a0Archives of Mechanics<\/em>\u00a073<\/strong>, 303-337.
DOI: 10.24423\/aom.3786<\/a>

Tokta\u015f, S.E., Dag, S.<\/strong>, 2020. Oblique surface cracking and crack closure in an orthotropic medium under contact loading.\u00a0Theoretical and Applied Fracture Mechanics<\/em>\u00a0109<\/strong>, 102729.
DOI: 10.1016\/j.tafmec.2020.102729<\/a>

Ahmed, Z., Eshraghi, I., Dag, S.<\/strong>, 2020. Domain-boundary element method for forced vibrations of fiber-reinforced laminated beams.\u00a0International Journal for Computational Methods in Engineering Science and Mechanics<\/em>\u00a021<\/strong>, 141-158.
DOI: 10.1080\/15502287.2020.1772905<\/a>

Eshraghi, I., Dag, S.<\/strong>, 2020. Forced vibrations of functionally graded annular and circular plates by domain-boundary element method.\u00a0Zeitschrift f\u00fcr Angewandte Mathematik und Mechanik<\/em>\u00a0100<\/strong>, e201900048.
DOI: 10.1002\/zamm.201900048<\/a>

Balci, M.N., Dag, S.<\/strong>, 2020. Moving contact problems involving a rigid punch and a functionally graded coating.\u00a0Applied Mathematical Modeling<\/em>\u00a081<\/strong>, 855-886.
DOI: 10.1016\/j.apm.2020.01.004<\/a>

Balci, M.N., Dag, S.<\/strong>, 2019. Mechanics of dynamic contact of coated substrate and rigid cylindrical ended punch.\u00a0Journal of Mechanical Science and Technology<\/em>\u00a033<\/strong>, 2225-2240.
DOI: 10.1007\/s12206-019-0425-8<\/a>

Balci, M.N., Dag, S.<\/strong>, 2019. Solution of the dynamic frictional contact problem between a functionally graded coating and a moving cylindrical punch.\u00a0International Journal of Solids and Structures<\/em>\u00a0161<\/strong>, 267-281.
DOI: 10.1016\/j.ijsolstr.2018.11.020<\/a>

Eshraghi, I., Soltani, N. Dag, S.<\/strong>, 2018. Hyperbolic heat conduction based weight function method for thermal fracture of functionally graded hollow cylinders.\u00a0International Journal of Pressure Vessels and Piping<\/em>\u00a0165<\/strong>, 249-262.
DOI: 10.1016\/j.ijpvp.2018.07.008<\/a>

Aghazadeh, R., Dag, S. Cigeroglu, E.<\/strong>, 2018. Thermal effect on bending, buckling and free vibration of functionally graded rectangular micro-plates possessing a variable length scale parameter.\u00a0Microsystem Technologies<\/em>\u00a024<\/strong>, 3549-3572.
DOI: 10.1007\/s00542-018-3773-x<\/a>

Balci, M.N., Dag, S.<\/strong>, 2018. Dynamic frictional contact problems involving elastic coatings.\u00a0Tribology International<\/em>\u00a0124<\/strong>, 70-92.
DOI: 10.1016\/j.triboint.2018.03.033<\/a>

Aghazadeh, R., Dag, S., Cigeroglu, E.<\/strong>, 2018. Modelling of graded rectangular micro-plates with variable length scale parameters.\u00a0Structural Engineering and Mechanics<\/em>\u00a065<\/strong>, 573-585.
Link to journal site<\/a>

Arslan, O., Dag, S.<\/strong>, 2018. Contact mechanics problem between an orhotropic graded coating and a rigid punch of an arbitrary profile.\u00a0International Journal of Mechanical Sciences<\/em>\u00a0135<\/strong>, 541-554.
DOI: 10.1016\/j.ijmecsci.2017.12.017<\/a>

Eshraghi, I., Dag, S.<\/strong>, 2018. Domain-boundary element method for elastodynamics of functionally graded Timoshenko beams.\u00a0Computers & Structures<\/em>\u00a0195<\/strong>, 113-125.
DOI: 10.1016\/j.compstruc.2017.10.007<\/a>

Alipour Ghassabi, A., Dag, S., Cigeroglu, E.<\/strong>, 2017. Free vibration analysis of functionally graded rectangular nanoplates considering spatial variation of the nonlocal parameter.\u00a0Archives of Mechanics<\/em>\u00a069<\/strong>, 105-130.
Link to journal site<\/a>

Balc\u0131, M.N., Dag, S., Y\u0131ld\u0131r\u0131m, B.<\/strong>, 2017. Subsurface stresses in graded coatings subjected to frictional contact with heat generation.\u00a0Journal of Thermal Stresses<\/em>\u00a040<\/strong>, 517-534.
DOI: 10.1080\/01495739.2016.1261261<\/a>

Eshraghi, I., Soltani, N., Dag, S.<\/strong>, 2016. Weight function method for transient thermomechanical fracture analysis of a functionally graded hollow cylinder possessing a circumferential crack.\u00a0Journal of Thermal Stresses<\/em>\u00a039<\/strong>, 1182-1199.
DOI: 10.1080\/01495739.2016.1215711<\/a>

Sarikaya, D., Dag, S.<\/strong>, 2016. Surface cracking in an orthotropic medium subjected to frictional contact.\u00a0International Journal of Solids and Structures<\/em>\u00a090<\/strong>, 1-11.
DOI: 10.1016\/j.ijsolstr.2016.04.018<\/a>

Eshraghi, I., Dag, S., Soltani, N.<\/strong>, 2016. Bending and free vibrations of functionally graded annular and circular micro-plates under thermal loading.\u00a0Composite Structures<\/em>\u00a0137<\/strong>, 196-207.
DOI: 10.1016\/j.compstruct.2015.11.024<\/a>

Dag, S.<\/strong>, 2016. Consideration of spatial variation of the friction coefficient in contact mechanics analysis of laterally graded materials.\u00a0Zeitschrift f\u00fcr Angewandte Mathematik und Mechanik<\/em>\u00a096<\/strong>, 121-136.
DOI: 10.1002\/zamm.201400116<\/a>

Balc\u0131, M.N., Y\u0131ld\u0131r\u0131m, B., Dag, S.<\/strong>, 2015. Analysis of frictional contacts with heat generation considering temperature dependent properties.\u00a0International Journal of Mechanical Sciences<\/em>\u00a0101-102<\/strong>, 59-69.
DOI: 10.1016\/j.ijmecsci.2015.07.015<\/a>

Eshraghi, I., Dag, S., Soltani, N.<\/strong>, 2015. Consideration of spatial variation of the length scale parameter in static and dynamic analyses of functionally graded annular and circular micro-plates.\u00a0Composites Part B: Engineering<\/em>\u00a078<\/strong>, 338-348.
DOI: 10.1016\/j.compositesb.2015.03.095<\/a>

Jande, Y.A.C., Erdal, M., Dag, S.<\/strong>, 2014. Production of graded porous polyamide structures and polyamide-epoxy composites via selective laser sintering.\u00a0Journal of Reinforced Plastics and Composites<\/em>\u00a033<\/strong>, 1017-1036.
DOI: 10.1177\/0731684414522536<\/a>

Aghazadeh, R., Cigeroglu, E., Dag, S.<\/strong>, 2014. Static and free vibration analyses of small-scale functionally graded beams possessing a variable length scale parameter using different beam theories.\u00a0European Journal of Mechanics – A\/Solids<\/em>\u00a046<\/strong>, 1-11.
DOI: 10.1016\/j.euromechsol.2014.01.002<\/a>

Topal, S., Dag, S.<\/strong>, 2013. Hygrothermal fracture analysis of orthotropic functionally graded materials using Jk-integral-based methods.\u00a0Mathematical Problems in Engineering<\/em>\u00a02013<\/strong>, 315176.
DOI: 10.1155\/2013\/315176<\/a>

Dag, S., Yildirim, B., Topal, S.<\/strong>, 2013. Computational methods for inclined cracks in orthotropic functionally graded materials under thermal stresses.\u00a0Journal of Thermal Stresses<\/em>\u00a036<\/strong>, 1001-1026.
DOI: 10.1080\/01495739.2013.788408<\/a>

Dag, S., Guler, M.A., Yildirim, B., Ozatag, A.C.<\/strong>, 2013. Frictional Hertzian contact between a laterally graded elastic medium and a rigid circular stamp.\u00a0Acta Mechanica<\/em>\u00a0224<\/strong>, 1773-1789.
DOI: 10.1007\/s00707-013-0844-z<\/a>

Dag, S., Yildirim, B., Arslan, O., Arman, E.E.<\/strong>, 2012. Hygrothermal fracture analysis of orthotropic materials using Jk-integral.\u00a0Journal of Thermal Stresses<\/em>\u00a035<\/strong>, 596-613.
DOI: 10.1080\/01495739.2012.674814<\/a>

Sabuncuoglu, B., Dag, S., Yildirim, B.<\/strong>, 2012. Three dimensional computational analysis of fatigue crack propagation in functionally graded materials.\u00a0Computational Materials Science<\/em>\u00a052<\/strong>, 246-252.
DOI: 10.1016\/j.commatsci.2011.06.010<\/a>

Dag, S., Apatay, T., Guler, M.A., Gulge\u00e7, M.<\/strong>, 2012. A surface crack in a graded coating subjected to sliding frictional contact.\u00a0Engineering Fracture Mechanics<\/em>\u00a080<\/strong>, 72-91.
DOI: 10.1016\/j.engfracmech.2011.02.013<\/a>

Dag, S., Arman, E.E., Yildirim, B.<\/strong>, 2010. Computation of thermal fracture parameters for orthotropic functionally graded materials using Jk- integral.\u00a0International Journal of Solids and Structures<\/em>\u00a047<\/strong>, 3480-3488.
DOI: 10.1016\/j.ijsolstr.2010.08.023<\/a>

Dag, S., Guler, M.A., Yildirim, B., Ozatag, A.C.<\/strong>, 2009. Sliding frictional contact between a rigid punch and a laterally graded elastic medium.\u00a0International Journal of Solids and Structures<\/em>\u00a046<\/strong>, 4038-4053.
DOI: 10.1016\/j.ijsolstr.2009.07.023<\/a>

Dag, S., Yildirim, B.<\/strong>, 2009. Computation of thermal fracture parameters for inclined cracks in functionally graded materials using Jk-integral.\u00a0Journal of Thermal Stresses<\/em>\u00a032<\/strong>, 530-556.
DOI: 10.1080\/01495730802637480<\/a>

Dag, S., Ilhan, K.A.<\/strong>, 2008. Mixed-mode fracture analysis of orthotropic functionally graded material coatings using analytical and computational methods.\u00a0Journal of Applied Mechanics – Transactions of the ASME<\/em>\u00a075<\/strong>, 051104.
DOI: 10.1080\/01495730802637480<\/a>

Dag, S., Yildirim, B., Sarikaya, D.<\/strong>, 2007. Mixed-mode fracture analysis of orthotropic functionally graded materials under mechanical and thermal loads.\u00a0International Journal of Solids and Structures<\/em>\u00a044<\/strong>, 7816-7840.
DOI: 10.1080\/01495730802637480<\/a>

Dag, S.<\/strong>, 2007. Mixed-mode fracture analysis of functionally graded materials under thermal stresses: A new approach using Jk – integral.\u00a0Journal of Thermal Stresses<\/em>\u00a030<\/strong>, 269-296.
DOI: 10.1080\/01495730601130943<\/a><\/p>\n\n\n\n

El-Borgi, S., Abdelmoula, R., Dag, S., Lajnef, N.<\/strong>, 2007. A surface crack in a graded coating bonded to a homogeneous substrate under general loading conditions. Journal of Mechanics of Materials and Structures<\/em> 2<\/strong>, 1331-1353.
DOI: 10.2140\/jomms.2007.2.1331<\/a>

Dag, S.<\/strong>, 2006. Thermal fracture analysis of orthotropic functionally graded materials using an equivalent domain integral approach. Engineering Fracture Mechanics<\/em> 73<\/strong>, 2802-2828.
DOI: 10.1016\/j.engfracmech.2006.04.015<\/a>

Yildirim, B., Dag, S., Erdogan, F.<\/strong>, 2005. Three dimensional fracture analysis of FGM coatings under thermomechanical loading. International Journal of Fracture<\/em> 132<\/strong>, 369-395.
DOI: 10.1007\/s10704-005-2527-9<\/a>

Inan, O., Dag, S., Erdogan, F.<\/strong>, 2005. Three dimensional fracture analysis of FGM coatings. Materials Science Forum<\/em> 492-493<\/strong>, 373-378.
DOI: 10.4028\/www.scientific.net\/MSF.492-493.373<\/a>

Dag, S., Yildirim, B., Erdogan, F.<\/strong>, 2004. Interface crack problems in graded orthotropic media: Analytical and computational approaches. International Journal of Fracture<\/em> 130<\/strong>, 471-496.
DOI: 10.1023\/B:FRAC.0000049497.81105.c4<\/a>

Dag, S., Erdogan, F.<\/strong>, 2002. A surface crack in a graded medium under general loading conditions. Journal of Applied Mechanics – Transactions of the ASME<\/em> 69<\/strong>, 580-588.
DOI: 10.1115\/1.1488661<\/a>

Dag, S., Erdogan, F.<\/strong>, 2002. A surface crack in a graded medium loaded by a sliding rigid stamp. Engineering Fracture Mechanics<\/em> 69<\/strong>, 1729-1751.
DOI: 10.1016\/S0013-7944(02)00053-X<\/a>

Dag, S., Kadioglu, S., Yahsi, O.S.<\/strong>, 1999. Circumferential crack problem for an FGM cylinder under thermal stresses. Journal of Thermal Stresses<\/em> 22<\/strong>, 659-687.
DOI: 10.1080\/014957399280698<\/a>

Kadioglu, S., Dag, S., Yahsi, S.<\/strong>, 1998. Crack problem for a functionally graded layer on an elastic foundation. International Journal of Fracture<\/em> 94<\/strong>, 63-77.
DOI: 10.1023\/A:1007501401224<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

Cebeci, M., Tokta\u015f, S.E., Balc\u0131, M.N., Dag, S., Analytical and computational methods for symmetric thin films bonded to graded substrate. Accepted for publication in Mechanics of Advanced Materials and Structures. Uslu, M., Kaman, M.O., Yanen, C., Albayrak, M., Dag, S., Erdem, S., Turan, K., 2026. Impact performance of hat-stiffened composite panels reinforced with I-beam. Materials […]<\/p>\n","protected":false},"author":7599,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"class_list":["post-9","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/blog.metu.edu.tr\/sdag\/wp-json\/wp\/v2\/pages\/9","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.metu.edu.tr\/sdag\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/blog.metu.edu.tr\/sdag\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/blog.metu.edu.tr\/sdag\/wp-json\/wp\/v2\/users\/7599"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.metu.edu.tr\/sdag\/wp-json\/wp\/v2\/comments?post=9"}],"version-history":[{"count":0,"href":"https:\/\/blog.metu.edu.tr\/sdag\/wp-json\/wp\/v2\/pages\/9\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.metu.edu.tr\/sdag\/wp-json\/wp\/v2\/media?parent=9"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}