Eralp Demir | Mühendislik ve Doğa Bilimleri Fakültesi

DİNLE

Fakülte Üyeleri

Eralp Demir Öğretim Üyesi

eralpdemir@sabanciunivedu

(216) 300 1354

Araştırma Alanları

Hesaplamalı mekanik, sonlu elemenan yöntemi, kristal plastisite, fizik temelli modelleme, tekstür & yönelmeli davranış, değişken rijitlikte kompozit tasarımı, eklemeli üretim için termomekanik proses simülasyonları, ileri malzeme karakterizasyonu, oryantasyon mikroskopisi

Yayınlar

Uluslararası Dergi Yayınları

Shafighfard, T., Demir, E. and Yildiz, M., 2019. Design of fiber-reinforced variable-stiffness composites for different open-hole geometries with fiber continuity and curvature constraints. Composite Structures, 226, p.111280. https://doi.org/10.1016/j.compstruct.2019.111280
Tabrizi, I.E., Khan, R.M.A., Massarwa, E., Zanjani, J.S.M., Ali, H.Q., Demir, E. and Yildiz, M., 2019. Determining tab material for tensile test of CFRP laminates with combined usage of digital image correlation and acoustic emission techniques. Composites Part A: Applied Science and Manufacturing, 127, p.105623. https://doi.org/10.1016/j.compositesa.2019.105623
Demir, E., Yousefi-Louyeh, P. and Yildiz, M., 2019. Design of variable stiffness composite structures using lamination parameters with fiber steering constraint. Composites Part B: Engineering, 165, pp.733-746. https://doi.org/10.1016/j.compositesb.2019.02.004
Demir, E. and Mercan, C., 2018. A physics-based single crystal plasticity model for crystal orientation and length scale dependence of machining response. International Journal of Machine Tools and Manufacture, 134, pp.25-41. https://doi.org/10.1016/j.ijmachtools.2018.06.004
Park, J.S., Yildizli, K., Demir, E., Dawson, P. and Matthew, M., 2018. Non-destructive characterization of subsurface residual stress fields and correlation with microstructural conditions in a shot-peened Inconel component, Experimental Mechanics, pp.1-18. https://doi.org/10.1007/s11340-018-0418-z
Demir E., 2017. A physically based constitutive model for FCC single crystals with a single state variable per slip system, Modelling Simul. Mater. Sci. Eng. 25 015009 (23pp) https://doi.org/10.1088/1361-651X/25/1/015009
Demir, E., Park, J.S., Miller, M.P. and Dawson, P.R., 2013. A computational framework for evaluating residual stress distributions from diffraction-based lattice strain data, Computer Methods in Applied Mechanics and Engineering, vol. 265, pp. 120-135. doi:10.1016/j.cma.2013.06.002
Demir, E., Roters, F. and Raabe, D., 2010. Bending of single crystal copper micro cantilever beams with cube orientation: Finite element model and experiments, J.Mech. and Phy. of Sol., vol. 58, pp. 1599-1612. doi:10.1016/j.jmps.2010.07.007
Demir, E., Raabe, D., 2010. Mechanical and microstructural single-crystal Bauschinger effects: Observation of reversible plasticity in copper during bending, Acta Mater., vol. 58, pp. 6055-6063. doi:10.1016/j.actamat.2010.07.023
Demir, E., Raabe, D., Roters, F., 2010. The mechanical size effect as a mean-field breakdown phenomenon: Example of microscale single crystal beam bending, Acta Mater., vol. 58, pp. 1876-1886. doi:10.1016/j.actamat.2009.11.031
Calcagnotto, M., Ponge, D., Demir, E., Raabe, D., 2010. Orientation gradients and geometrically necessary dislocations in ultrafine grained dual-phase steels studied by 2D and 3D EBSD, Mat. Sci. $\&$ Eng. A, vol. 527, pp. 2738-2746. doi:10.1016/j.msea.2010.01.004
Dmitrieva, O., Svirina, J.V., Demir, E., and Raabe, D., 2010. Investigation of the internal substructure of microbands in a deformed copper single crystal: experiments and dislocation dynamics simulation, Modelling Simul. Mater. Sci. Eng., vol 18, 14pp. doi:10.1088/0965-0393/18/8/085011
Demir, E., Raabe, D., Zaafarani, N. and Zaefferer, S., 2009. Investigation of the indentation size effect through the measurement of the geometrically necessary dislocations beneath small indents of different depths using EBSD tomography, Acta Mater., vol. 57, pp. 559-569. doi:10.1016/j.actamat.2008.09.039
Demir, E., 2008. Taylor-based model for micro-machining of single crystal fcc materials including frictional effects: Application to micro-milling process, Int. J. of Mach. Tool. and Manuf., vol. 48, pp. 1592-1598. doi:10.1016/j.msea.2010.01.004
Demir, E., 2009. A Taylor-based plasticity model for orthogonal machining of single-crystal FCC materials including frictional effects, Int. J. Adv. Manuf. Technol., vol. 40, pp. 847-856. DOI 10.1007/s00170-008-1409-5
Demir, E., 2009. A method to include plastic anisotropy to orthogonal micromachining of fcc single crystals, Int. J. Adv. Manuf. Technol., vol. 43, pp. 474-481. DOI 10.1007/s00170-008-1738-4