Dr. Reza Ghomashchi

The University of Adelaide, Australia

Associate Professor

Email: reza.ghomashchi@adelaide.edu.au

Qualifications

1983 Ph.D., Physical Metallurgy, University of Sheffield, Sheffield-U.K

1980 M. Phil., Materials Technology, University of Cambridge, Cambridge-U.K.

1978 B.Eng., Metallurgical Engineering, Iran University of Science & Technology, IUST, Tehran-Iran

Publications

1. S. Nafisi, R. Cox and R. Ghomashchi, “Laser Ablation ICP-MS Investigation of Solute Elements Distribution during Al-Si Solidification”, Journal of Alloys and Compounds, Vol. 415, Pp 99–105, 2006.

2. O. Lashkari and R. Ghomashchi, “The Implication of rheological principles for characterization of semi-solid Al-Si cast billets”, J. Materials Science, Volume 41, Number 18 / September, 2006, Pp. 5958-5965, 2006.

3. O. Lashkari, S. Nafisi, and R. Ghomashchi, “Microstructural Characterization of Rheo-cast Billets Prepared by Variant Pouring Temperatures”, Materials Science and Engineering: A, Vol. 441, No. 1-2, Pp 49-59, 2006.

4. S. Nafisi, O. Lashkari, R. Ghomashchi, F. Ajersch, and A. Charette “Microstructure and Rheological Behavior of Grain Refined and Modified Semi-Solid A356 Al-Si Slurries”, Acta Materialia, Vol. 54, No. 13, Pp 3503-3511, 2006.

5. S. Nafisi, and R. Ghomashchi, ”Effects of Modification during Conventional and Semi-Solid Metal Processing of A356 Al-Si Alloy”, Materials Sci. & Eng.-A, Vol. 415, Pp 273-285, 2006.

6. S. Nafisi and R. Ghomashchi, “Grain refining of conventional and semi-solid A356 Al–Si alloy”, Journal of Mats. processing Tech., Vol. 174, Pp. 371–383, 2006.

7. S. Nafisi, and R. Ghomashchi, “The Effect of Dissolved Titanium on the Primary α-Al Grain and Globule Size in the Conventional and Semi-Solid Casting of 356 Al-Si Alloy”, J. Mats. Sci., Vol. 41, No. 23, Pp7954-7963, 2006.

8. S. Nafisi, D. Emadi, M.T. Shehata, R. Ghomashchi, “Effects of electromagnetic stirring and superheat on the microstructural characteristics of Al–Si–Fe alloy”, Materials Science and Engineering A, Vol. 432, Pp. 71–83, 2006.

9. Shahrooz Nafisi and Reza Ghomashchi, “The Microstructural Characterization of Semi-Solid Slurries”, JOM, June issue, Pp. 24-30, 2006.

10. Shahrooz Nafisi, Reza Ghomashchi, “Effect of stirring on solidification pattern and alloy distribution during semi-solid-metal casting”, Materials Science and Engineering A, Vol. 437 Pp. 388–395, 2006.

11. Omid Lashkari, Reza Ghomashchi and Frank Ajersch, Deformation behavior of semi-solid A356 Al–Si alloy at low shear rates: The effect of sample size, Materials Science and Engineering: A, Volume 444, Issues 1-2, Pages 198-205, 2007.

12. S. Nafisi, and R. Ghomashchi, “Boron-based refiners: Advantages in semi-solid-metal casting of Al–Si alloys”, Materials Science and Engineering: A, Volumes 452-453, Pages 437-444, 2007.

13. S. Nafisi, and R. Ghomashchi, “Boron-based refiners: Implications in conventional casting of Al–Si alloys”, Materials Science and Engineering: A, Volumes 452-453, Pages 445-453, 2007.

14. O. Lashkari and R. Ghomashchi, “The Implication of Rheology in Semi-Solid Metal Processes: An Overview”, J. Mats. Processing Tech., Vol. 182, Issues 1-3, Pp 229-240, 2007.

15. O. Lashkari, S. Nafisi, J. Langlais and R. Ghomashchi, The effect of partial decanting on the chemical composition of semi-solid hypo-eutectic Al–Si alloys during solidification, J. Mats. Processing Tech., Vol. 182, Issues 1-3, Pp 95-100, 2007.

16. S. Nafisi, and R. Ghomashchi, “Impact of melt treatment on semi-solid metal processing”, Journal of Alloys and Compounds, Vol. 436, Issues 1-2, Pp. 86-90, 2007.

17. Omid Lashkari, Reza Ghomashchi, Deformation behavior of semi-solid A356 Al–Si alloy at low shear rates: Effect of Morphology, Materials Science and Engineering: A, Volumes 454-455, Pages 30-36, 2007.

18. S. Nafisi, D. Emadi, R. Ghomashchi , “Impact of Mg addition on solidification behaviour of Al–7%Si alloy”, Materials Science and Technology, Vol. 24, No. 6, 2008.

19. S. Nafisi, and R. Ghomashchi, “Eutectic Nucleation in Hypoeutectic Al-Si Alloys”, Materials Characterization, Volume 59, Issue 10, Pages 1466-1473, October 2008.

20. Omid Lashkari, Reza Ghomashchi, ”Deformation behavior of semi-solid A356 Al–Si alloy at low shear rates: Effect of fraction solid”, Materials Science and Engineering: A, Volume 486, Issues 1–2, Pages 333-340, 15 July 2008.

21. S. Nafisi, D. Emadi, R. Ghomashchi, “Semi-Solid Processing of Al-Si alloys : The fraction solid dilemma”, J. Mater. Sci. Eng. A, Vol.507, Issues 1-2, pp.87-92, 2009.

22. S. Nafisi, J. Szpunar, H. Vali, and R. Ghomashchi, Grain misorientation in thixo-billets prepared by melt stirring Materials Characterization, Volume 60, Issue 9, Pp 938-945, 2009.

23. R. Ghomashchi, “The evolution of AlTiSi intermetallic phases in Ti-added A356 Al–Si alloy”, Journal of Alloys and Compounds, 537, 255–260, 2012.

24. S. Nafisi, and R. Ghomashchi, “Microstructural Evolution of Electromagnetically Stirred Feedstock SSM Billets During Reheating Process”, Metallography, Microstructure, and Analysis, Volume 2, Issue 2, pp 96-106, April 2013.

25. O. Lashkari and R. Ghomashchi, “Evolution of Primary a-Al particles during isothermal transformation of A356 Al–Si alloy”, Canadian Metall. Quarterly, in-press, June 2013.

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Last Updated: September, 2013.

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