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1. N. Pardis, B. Talebanpour, R. Ebrahimi, S. Zomorodian, "Cyclic Expansion-Extrusion (CEE): A modified counterpart of Cyclic Extrusion-Compression (CEC)", Materials Science and Engineering: A, In Press, Accepted Manuscript, Available online 28 June 2011. 2. M.R. Roshan, S.A. Jenabali Jahromi, R. Ebrahimi, "Predicting the critical pre-aging time in ECAP processing of age-hardenable aluminum alloys", Journal of Alloys and Compounds, Volume 509, Issue 30, 28 July 2011, Pages 7833-7839. 3. G.R. Ebrahimi, A.R. Maldar, R. Ebrahimi, A. Davoodi, "Effect of thermomechanical parameters on dynamically recrystallized grain size of AZ91 magnesium alloy" Original Research Article, Journal of Alloys and Compounds, Volume 509, Issue 6, 10 February 2011, Pages 2703-2708. 4. A. R. Maldar, G.R. Ebrahimi, R. Ebrahimi, A. Davoodi, "The Effect of Homogenization on Microstructure and Hot Ductility Behaviour of AZ91 Magnesium Alloy", Kovove Mater. 48 2010 277–284 5. N. Pardis, R. Ebrahimi, “Different Processing Routes for Deformation via Simple Shear Extrusion (SSE)”, Materials Science and Engineering: A, Volume 527, Issue 23, 15 September 2010, Pages 6153-6156. 6. Soheil Solhjoo • R. Ebrahimi, “Prediction of no-recrystallization temperature by simulation of multi-pass flow stress curves from single-pass curves”, J Mater Sci, Published online, June 2010. 7. Z. Sherafat, M.H. Paydar, R. Ebrahimi, S. Sohrabi, “Mechanical Properties and Deformation Behavior of Al/Al7075, Two Phase Material”, Journal of Alloys and Compounds, Volume 502, Issue 1, 16 July 2010, Pages 123-126. 8. N. Pardis, R. Ebrahimi, “Deformation behavior in Simple Shear Extrusion (SSE) as a new severe plastic deformation technique”, Materials Science and Engineering: A, Volume 527, Issues 1-2, 15 December 2009, Pages 355-360. 9. Z. Sherafat, M.H. Paydar, R. Ebrahimi, “Fabrication of Al7075 / Al, two phase material, by recycling of Al7075 alloy chips using powder metallurgy route”, Journal of Alloys and Compounds, Volume 487, Issues 1-2, 13 November 2009, Pages 395-399. 10. B. Talebanpour, R. Ebrahimi, K. Janghorban, “Microstructural and Mechanical Properties of Commercially Pure Aluminum Subjected to Dual Equal Channel Lateral Extrusion”, Materials Science and Engineering: A, Volume 527, Issues 1-2, 15 December 2009, Pages 141-145. 11. A. Khosravifard, R. Ebrahimi, “Investigation of parameters affecting interface strength in Al/Cu clad bimetal rod extrusion process”, Materials & Design, Materials & Design, Volume 31, Issue 1, January 2010, Pages 493-499. 12. S. A. Sajadi, R. Ebrahimi, M.M. Moshksar, “An Analysis on the Forming Characteristics of commercial pure Aluminum AA 1100 in Radial-Forward Extrusion Process”, Iranian Journal of Materials Science & Engineerng. Vol. 6, No. 1, winter 2009. 13. R. Ebrahimi, N. Pardis, “Determination of Strain-Hardening Exponent Using Double Compression Test”, Materials Science and Engineering: A, Volume 518, Issues 1-2, 25 August 2009, Pages 56-60. 14. B. Talebanpour, R. Ebrahimi, “Upper-bound analysis of dual equal channel lateral extrusion, Materials & Design, Volume 30, Issue 5, May 2009, Pages 1484-1489. 15. A. Farhoumand, R. Ebrahimi, “Analysis of forward–backward-radial extrusion process”, Materials & Design, Volume 30, Issue 6, June 2009, Pages 2152-2157.
16. R. Ebrahimi, M. Reihanian, and M.M. Moshksar, “An Analytical Approach for Radial-Forward Extrusion Process”, Materials and Design, Vol. 29, Issue 9, pp.1694-1700, 2008. 17. M. Reihanian, R. Ebrahimi, and M.M. Moshksar, “Upper-bound analysis of equal channel angular extrusion using linear and rotational velocity fields”, Materials & Design, Vol. 30, Issue 1, pp. 28-34, 2009. 18. R. Ebrahimi and S. Solhjoo, “Characteristic Points of Stress-Strain Curve at High Temperature”, International Journal of ISSI, Vol. 4, No. 1,2, pp. 24-27, 2007. 19. M. Reihanian, R. Ebrahimi, M.M. Moshksar, D. Terada and N. Tsuji, “Microstructure Quantification and Correlation with Flow Stress of Ultrafine Grained Commercially Pure Al Fabricated by Equal Channel Angular Pressing (ECAP)”, Materials Characterization, Vol. 59, Issue 9, pp. 1312-1323, 2008. 20. R. Ebrahimi, M. Reihanian, M. Kanaani and M. M. Moshksar, "An Upper-Bound Analysis of the Tube Extrusion Process", Journal of Materials Processing Technology, Vol. 1 9 9, pp. 214–220, 2008. 21. M. Reihanian, R. Ebrahimi, N. Tsuji and M. M. Moshksar, "Analysis of the Mechanical Properties and Deformation Behavior of Nanostructured Commercially Pure Al Processed by Equal Channel Angular Pressing (ECAP)", Materials Science and Engineering: A, Vol. 473, pp. 189–194, 2008. 22. M.H. Paydar, M. Reihanian, R. Ebrahimi, T.A. Dean, and M.M. Moshksar, " An Upper-Bound Approach for Equal Channel Angular Extrusion with Circular Cross Section", Journal of Materials Processing Technology, Vol.1 9 8, pp. 48–53, 2008. 23. R. Ebrahimi, S. H. Zahiri, and A.Najafizadeh, ”Mathematical Modeling of the Stress-Strain Curves of Ti-IF Steel at High Temperature”, Journal of Materials Processing Technology, Vol. 171, pp. 301-305, 2006. 24. R. Ebrahimi and A.Najafizadeh, ”Optimization of Hot Workability in Ti-IF Steel by Using the Processing Map”, International Journal of ISSI, Vol. 1, No. 1, pp. 1-7, 2004. 25. R. Ebrahimi and A.Najafizadeh, “A New Method for Evaluation of Friction in Bulk Metal Forming”, Journal of Materials Processing Technology, Vol. 152, pp. 136-143, 2004. 26. R. Ebrahimi, A. Oudin, A. Najafizahed, M. Barnett and P. D. Hodgson, “Static Recrystallization Kinetics of Ti-IF Steel after Warm Deformation”, Materials Science Forum, Vol. 467-470, pp. 251-256, 2004. 27. A.Najafizadeh and R. Ebrahimi, “The Effect of Delay Time on Microstructural Evolution During Warm Rolling of Ti- Nb- IF Steel”, Journal of Materials Science & Technology, Vol.20, No.1, pp.86-88, 2004. 28. M. M. Moshksar and R. Ebrahimi, "A New Upper Bound Analysis for Prediction of Load and Flow Pattern in Backward Extrusion Forging", Iranian Journal of Science and Technology, Transaction B, Vol.23, No.3, pp.251-266, 1999. 29. M. M. Moshksar and R. Ebrahimi, "An Analytical Approach for Backward-Extrusion Forging of Regular Polygonal Hollow Components", International Journal of Mechanical Science, Vol.40, No.12, pp.1247-1263, 1998.
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