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Thursday 9 July 2020




Ahmad Keyvani

Associate Professor

Materials Engineering

Faculty of Technology and Engineering

Tel: 32324401-2148

Keyvani@sku.ac.ir & akeyvani@ut.ac.ir

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Research Interest

Academic Resume
   Research Period, Joining and Welding Research Institute, , Japan ، Graduation Date: 2013
   Phd, Metallurgy and Materials Engineering, University of Tehran, Iran، Graduation Date: 2012
   Master, Metallurgy and Materials Engineering, University of Tehran, Iran، Graduation Date: 2004
   Bachelor, , University of Tehran, Iran، Graduation Date: 2018

Publications
International Journal
1. M. Bahamirian, S.M.M. Hadavi, M. Farvizi, A. Keyvani, M.R. Rahimipour, ZrO2 9.5Y2O3 5.6Yb2O3 5.2Gd2O3; A Promising TBC Material with High Resistance to Hot Corrosion , Journal of Asian Ceramic Societies, Vol. XX, 2020, pp. 1-9
2. A. Keyvani, P. Mahmoudinezhad, A. Jahangiri, M. Bahamirian, Synthesis and characterization of ((La1-xGdx)2Zr2O7; x=0, 0.1, 0.2, 0.3, 0.4, 0.5, 1) nanoparticles for advanced TBCs , Journal of the Australian Ceramic Society, Vol. XX, 2020, pp. 1-10
3. A. Keyvani, M. Bahamirian, B. Esmaeili, Sol-Gel Synthesis and Characterization of ZrO۲-۲۵wt.%CeO۲-۲.۵wt.%Y۲O۳ (CYSZ) Nanoparticles , Ceramics International, Vol. XX, 2020, pp. 1-10
4. A. Keyvani, N. Mostafavi, M. Bahamirian, H. Sina, A. Rabiezadeh, Synthesis and phase stability of zirconia-lanthania-ytterbia-yttria nanoparticles; a promising advanced TBC material , Journal of Asian Ceramic Societies, Vol. 8, 2020, pp. 336-344
5. A. Shamsipoor, M. Farvizi, M. Razavi, A. Keyvani, Influences of processing parameters on the microstructure and wear performance of Cr2AlC MAX phase prepared by spark plasma sintering method , Journal of Alloys and Compounds, Vol. 815, 2020, pp. 1-16
6. M. Bahamirian, S.M.M. Hadavi, M. Farvizi, A. Keyvani, M.R. Rahimipour, Thermal Durability of YSZ/Nanostructured Gd2Zr2O7 TBC Undergoing Thermal Cycling , Oxidation of Metals, Vol. 92, 2019, pp. 401-421
7. M. Bahamirian, S.M.M. Hadavi, M.R. Rahimipour, M. Farvizi, A. Keyvani, Phase Stability of ZrO2 9.5Y2O3 5.6Yb2O3 5.2Gd2O3 Compound at 1100 °C and 1300 °C for Advanced TBC Applications , Ceramics International, Vol. 45, 2019, pp. 7344-7350
8. M. Bahamirian, S.M.M. Hadavi, M.R. Rahimipour, M. Farvizi, A. Keyvani, Enhancement of Hot Corrosion Resistance of Thermal Barrier Coatings by using Nanostructured Gd۲Zr۲O۷ Coating , Surface and Coatings Technology, Vol. 360, 2019, pp. 1-12
9. A. Keyvani, M. Zamani, A. Fattah-Alhosseini, S.H. Nourbakhsh, M. Bahamirian, Microstructure and corrosion resistance of MAO coatings on AZ31 magnesium , Materials Research Express, Vol. 5, 2018, pp. 1-11
10. A. Shamsipur, A. Anvari, A. Keyvani, Improvement of microstructure and corrosion properties of friction stir welded AA5754 by adding Zn interlayer , International Journal of Minerals, Metallurgy and Materials, Vol. 25, 2018, pp. 967-973
11. M. Bahamirian, S.M.M. Hadavi, M.R. Rahimipour, M. Farvizi, A. Keyvani, Synthesis and characterization of yttria-stabilized zirconia nanoparticles doped with ytterbium and gadolinium: ZrO2 9.5Y2O3 5.6Yb2O3 5.2Gd2O3 , Metallurgical and Materials Transactions A, Vol. 49, 2018, pp. 2523-2532
12. A. Keyvani, M. Bahamirian, A. Kobayashi, Effect of sintering rate on the porous microstructural, mechanical and thermomechanical properties of YSZ and CSZ TBC coatings undergoing thermal cycling , Journal of Alloys and Compounds, Vol. 727, 2017, pp. 1057-1066
13. A. Keyvani, M. Yeganeh, H. Rezaeyan, Electrodeposition of Zn-Co-Mo alloy on the steel substrate from citrate bath and its corrosion behavior in the chloride media , Journal of Materials Engineering and Performance, Vol. 26, 2017, pp. 1958-1966
14. A. Keyvani, M. Yeganeh, H. Rezaeyan, Application of mesoporous silica nanocontainers as an intelligent host of molybdate corrosion inhibitor embedded in the epoxy coated steel , Progress in Natural Science Materials International, Vol. 27, 2017, pp. 261-267
15. A. Keyvani, M. Bahamirian, Hot corrosion and mechanical properties of nanostructured Al۲O۳/CSZ composite TBCs , Surface Engineering, Vol. 33, 2017, pp. 433-443
16. M. Hatami, M. Yeganeh, A. Keyvani, M. Saremi, R. Naderi, Electrochemical behavior of polypyrrole-coated AZ۳۱ alloy modified by fluoride anions , Journal of Solid State Electrochemistry, Vol. 21, 2017, pp. 777-785
17. A. Keyvani, M. Bahamirian, Oxidation resistance of Al۲O۳-nanostructured/CSZ composite compared to conventional CSZ and YSZ thermal barrier coatings , Materials Research Express, Vol. 3, 2016, pp. 1-12
18. M. Yeganeh, A. Keyvani, The effect of mesoporous silica nanocontainers incorporation on the corrosion behavior of scratched polymer coatings , Progress in Organic Coatings, Vol. 90, 2016, pp. 296-303
19. A. Keyvani, Microstructural stability, oxidation and hot corrosion resistance of nanostructured Al۲O۳/YSZ composite compared to conventional YSZ TBC coatings , Journal of Alloys and Compounds, Vol. 623, 2015, pp. 229-237
20. A. Keyvani et al., Microstructural stability of nanostructured YSZ–alumina composite TBC compared to conventional YSZ coatings by means of oxidation and hot corrosion tests , Journal of Alloys and Compounds, Vol. 600, 2014, pp. 151-158
21. A. Keyvani, M. Saremi, M. Heydarzadeh Sohi, Z. Valefi, A comparison on thermomechanical properties of plasma-sprayed conventional and nanostructured YSZ TBC coatings in thermal cycling , Journal of Alloys and Compounds, Vol. 541, 2012, pp. 488-494
22. A. Keyvani, M. Saremi, M.R. Saeri, Anodic behavior of Al-Zn-In sacrificial anodes at different concentration of zinc and indium , International Journal of Materials Research, Vol. 103, 2012, pp. 1533-1538
23. M. Saremi, A. Keyvani, M. Heydarzadeh Sohi, Hot corrosion resistance and mechanical behavior of atmospheric plasma sprayed conventional and nanostructured zirconia coatings , International Journal of Modern Physics, Vol. 5, 2012, pp. 720-727
24. A. Keyvani, M. Saremi, M. Heydarzadeh Sohi, An investigation on oxidation, hot corrosion and mechanical properties of plasma-sprayed conventional and nanostructured YSZ coatings , Surface & Coatings Technology, Vol. 206, 2011, pp. 208-216
25. M.R. Saeri, A. Keyvani, Optimization of manganese and magnesium contents in as-cast aluminum-zinc-indium alloy as sacrificial anode , Journal of Materials Science and Technology, Vol. 27, 2011, pp. 785-792
26. A. Keyvani, M. Saremi, M. Heydarzadeh Sohi, Oxidation resistance of YSZ-alumina composites compared to normal YSZ TBC coatings at ۱۱۰۰ °C , Journal of Alloys and Compounds, Vol. 509, 2011, pp. 8370-8377
27. A. Keyvani, M. Saremi, M. Heydarzadeh Sohi, Microstructural stability of zirconia–alumina composite coatings during hot corrosion test at ۱۰۵۰ °C , Journal of Alloys and Compounds, Vol. 506, 2010, pp. 103-108
28. M. Emamy, A. Keyvani, M. Mahta, J. Campbell, Effect of oxide inclusions on electrochemical properties of aluminium sacrificial anodes , Journal of Materials Science and Technology, Vol. 25, 2009, pp. 95-101
29. H. Sina, M. Emamy, M. Saremi, A. Keyvani, The influence of Ti and Zr on electrochemical properties of aluminum sacrificial anodes , Materials Science and Engineering A, Vol. 431, 2006, pp.263-276
30. M. Mahta, M. Emamy, A. Keyvani, J. Campbell, Precipitation of Fe rich intermetallics in Cr- and Co-modified A۴۱۳ alloy , International Journal of Cast Metals Research, Vol. 18, 2005, pp. 1-7
31. A. Keyvani, M. Emamy, M. Saremi, Influence of casting temperature on electrochemical behavior of Al-Zn-In sacrificial anodes , Iranian Journal of Chemistry and Chemical Engineering, Vol. 24, 2005, pp. 1-7
Research Journal
32. A. Keyvani, M. Saremi, M. Heydarzadeh Sohi, Oxidation resistance of the nanostructured YSZ coating on the IN-۷۳۸ superalloy , Journal of Ultrafine Grained and Nanostructured Materials, Vol. 47, 2014, pp. 89-96
33. M. Yeganeh, M. Saremi, A. Keyvani, Effect of incorporation of inhibitor loaded mesoporous silica on the corrosion behavior of epoxy coatings , Journal of Ultrafine Grained and Nanostructured Materials, Vol. 46, 2013, pp.11-17
34. A. Keyvani, M. Emamy, M. Saremi, The effect of casting parameters and major alloying elements on the current capacity of Al-Zn-In anodes , Iranian Journal of Materials Science and Engineering, Vol. 1, 2004, pp. 31-38



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