Faculty Members

Dr.Mohamed Mohamed Zaky Ahmed

Doctor of Philosophy in Materials Science and Engineering Associate Professor Department of Mechanical Engineering College of Engineering

Mechanical Engineering Department, College of Engineering, Prince Sattam bin Abdulaziz University, Al Kharj 16273, Saudi Arabia.
011-588-01141200028
moh.ahmed@psau.edu.sa

Curriculum Vitae
Publications

Education

2005-2009 (Ph.D.) Doctor of Philosophy in Materials Science and Engineering Department of Materials Science and Engineering, Faculty of Engineering, The University of Sheffield, Sheffield, UK. Thesis Title: The Development of Thick Section Welds and Ultra-Fine Grain Aluminum Using Friction Stir Welding and Processing. Supervisors: Prof. Bradley Wynne, Prof. Mark Rainforth, and Dr. Philip Threadgill (TWI) 1999-2002 (MSc) Master of Science in Metallurgical and Materials Engineering Department of Metallurgical and Materials Engineering, Faculty of Petroleum and Mining Engineering, Suez Canal University, Suez, Egypt. Thesis Title: Consolidation and Forming of Rapidly Solidified Powder of Some Aluminum Base Alloys. Supervisors: Prof. Samir Ibrahim, Prof. Rashad Ramadan, and Prof. Mohamed Zamzam (Ain Shams University) 1992-1997 (BSc) Bachelor of Science in Metallurgical & Materials Engineering Department of Metallurgical and Materials Engineering, Faculty of Petroleum and Mining Engineering, Suez Canal University, Suez, Egypt. Graduation Project Title: Corrosion control in Petroleum and Petrochemical Industries.

Research Interests

1. Friction Stir Welding of similar and dissimilar metallic alloys.
2. FSW of polymeric Materials
3. Development of FSW tools for high softening temperature materials
4. Development of nanocomposites using FSP and PM.
5. Design and Manufacturing of FSW machines.
6. Solid State Additive Manufacturing of metallic materials
7. High Entropy Alloys
8. Self-healing materials
9. Hydrogen storage materials
10. Alloys development

Experience

01-09-2016 - 25-01-2020 - Associate Professor - The British University in Egypt
01-10-2009 - 29-12-2014 - Assistant Professor - Suez University
30-12-2014 - 29-12-2019 - Associate Professor - Suez University
26-01-2020 - until now - Professor - Prince Sattam bin Abdulaziz University
30-12-2019 - until now - Professor - Suez University
01-09-2005 - 28-9-2009 - PhD Researcher - The University of Sheffield UK
01-09-1999 - 30-09-2009 - Assistant Lecturer - Suez University

Responsibilities

At Suez University : Laboratory Coordinator 2010-2016 Teaching Undergraduate and Postgraduate Courses Supervising more than 30 Master and PhD students Publishing more than 20 articles in high-impact factor International Scientific Journals Reviewer for more than 10 international Journal Implementing a number of funded projects as principal investigator and Co_principal Investigator Founder of the Friction stir welding Center at Suez University Co-Founder of The Suez and Sinai Metallurgical and Materials Engineering Center of Research Excellence
At The British University in Egypt: Mechanical Engineering Program Director 2017-2020 Laboratory Coordinator 2016-2020 Teaching Undergraduate and Postgraduate Courses Supervising Master's and PhD students Publishing more than 15 articles in high-impact factor International Scientific Journals Reviewer for more than 15 international Journal
At Prince Sattam bin Abdulaziz University : Member of the Applied Diploma Committee 1444 H Member of the University Board for postgraduate studies 1442-1443 H Member of the College of Engineering graduation project Committee 1443-1444 H Coordinator of the Postgraduate Programs development committee 1443-1444 H Teaching number of courses for undergraduate students (Introduction of Materials Engineering and Manufacturing Processes) Supervising a number of graduation projects Publishing more than 50 articles in high-impact factor journals Supervising a number of master's and Ph.D. students.

Publications

PEER REVIEWED JOURNAL PUBLICATIONS:
1. El-Tamimi, K.M.; Bayoumi, D.A.; Ahmed, M.M.Z.; Albaijan, I.; El-Sayed, M.E. The Effect of Salinized Nano ZrO2 Particles on the Microstructure, Hardness, and Wear Behavior of Acrylic Denture Tooth Nanocomposite. Polymers 2022, 14, 302. doi: 10.3390/polym14020302
2. Faiad, A.; Alsmari, M.; Ahmed, M.M.Z.; Bouazizi, M.L.; Alzahrani, B.; Alrobei, H. Date Palm Tree Waste Recycling: Treatment and Processing for Potential Engineering Applications. Sustainability 2022, 14, 1134. doi: 10.3390/su14031134
3. Ataya, S.; Ahmed, M.M.Z.; El-Sayed Seleman, M.M.; Hajlaoui, K.; Latief, F.H.; Soliman, A.M.; Elshaghoul, Y.G.Y.; Habba, M.I.A. Effective Range of FSSW Parameters for High Load-Carrying Capacity of Dissimilar Steel A283M-C/Brass CuZn40 Joints. Materials 2022, 15, 1394. doi: 10.3390/ma15041394
4. Touileb, K.; Hedhibi, A.C.; Djoudjou, R.; Ouis, A.; Bensalama, A.; Ibrahim, A.; Abdo, H.S.; Ahmed, M.M.Z. Mechanical, Microstructure, and Corrosion Characterization of Dissimilar Austenitic 316L and Duplex 2205 Stainless-Steel ATIG Welded Joints. Materials 2022, 15, 2470. doi: 10.3390/ma15072470
5. Ahmed, M.M.Z.; Touileb, K.; El-Sayed Seleman, M.M.; Albaijan, I.; Habba, M.I.A. Bobbin Tool Friction Stir Welding of Aluminum: Parameters Optimization Using Taguchi Experimental Design. Materials 2022, 15, 2771. doi: 10.3390/ma15082771
6. Ahmed, M.M.Z.; El-Sayed Seleman, M.M.; Touileb, K.; Albaijan, I.; Habba, M.I.A. Microstructure, Crystallographic Texture, and Mechanical Properties of Friction Stir Welded Mild Steel for Shipbuilding Applications. Materials 2022, 15, 2905. doi: 10.3390/ma15082905
7. El-Sayed Seleman, M.M.; Ataya, S.; Ahmed, M.M.Z.; Hassan, A.M.M.; Latief, F.H.; Hajlaoui, K.; El-Nikhaily, A.E.; Habba, M.I.A. The Additive Manufacturing of Aluminum Matrix Nano Al2O3 Composites Produced via Friction Stir Deposition Using Different Initial Material Conditions. Materials 2022, 15, 2926. doi: 10.3390/ma15082926
8. Ahmed, M.M.Z.; El-Sayed Seleman, M.M.; Ahmed, E.; Reyad, H.A.; Touileb, K.; Albaijan, I. Friction Stir Spot Welding of Different Thickness Sheets of Aluminum Alloy AA6082-T6. Materials 2022, 15, 2971. doi: 10.3390/ma15092971
9. Ahmed, M.M.Z.; El-Sayed Seleman, M.M.; Eid, R.G.; Albaijan, I.; Touileb, K. The Influence of Tool Pin Geometry and Speed on the Mechanical Properties of the Bobbin Tool Friction Stir Processed AA1050. Materials 2022, 15, 4684. doi: 10.3390/ma15134684
10. Ataya, S.; El-Sayed Seleman, M.M.; Latief, F.H.; Ahmed, M.M.Z.; Hajlaoui, K.; Elshaghoul, Y.G.Y.; Habba, M.I.A. Microstructure and Mechanical Properties of AZ91 Rein-Forced with High Volume Fraction of Oriented Short Carbon Fibers. Materials 2022, 15, 4818. doi: 10.3390/ma15144818
11. Ataya, S.; El-Sayed Seleman, M.M.; Latief, F.H.; Ahmed, M.M.Z.; Hajlaoui, K.; Soliman, A.M.; Alsaleh, N.A.; Habba, M.I.A. Wear Characteristics of Mg Alloy AZ91 Reinforced with Oriented Short Carbon Fibers. Materials 2022, 15, 4841. doi: 10.3390/ma15144841
12. Ahmed MMZ, Habba MIA, El-Sayed Seleman MM, Hajlaoui K, Ataya S, Latief FH, EL-Nikhaily AE. Bobbin Tool Friction Stir Welding of Aluminum Thick Lap Joints: Effect of Process Parameters on Temperature Distribution and Joints’ Properties. Materials. 2021; 14(16):4585. https://doi.org/10.3390/ma14164585
13. Ahmed MMZ, Alzahrani B, Jouini N, Hessien MM, Ataya S. The Role of Orientation and Temperature on the Mechanical Properties of a 20 Years Old Wind Turbine Blade GFR Composite. Polymers. 2021; 13(7):1144. https://doi.org/10.3390/polym13071144
14. Ahmed MMZ, Abdelazem KA, El-Sayed Seleman MM, Alzahrani B, Touileb K, Jouini N, El-Batanony IG, Abd El-Aziz HM. Friction Stir Welding of 2205 Duplex Stainless Steel: Feasibility of Butt Joint Groove Filling in Comparison to Gas Tungsten Arc Welding. Materials. 2021; 14(16):4597. https://doi.org/10.3390/ma14164597
15. Ragab M, Liu H, Yang G-J, Ahmed MMZ. Friction Stir Welding of 1Cr11Ni2W2MoV Martensitic Stainless Steel: Numerical Simulation Based on Coupled Eulerian Lagrangian Approach Supported with Experimental Work. Applied Sciences. 2021; 11(7):3049. https://doi.org/10.3390/app11073049
16. Fouad DM, El-Garaihy WH, Ahmed MMZ, Albaijan I, Seleman MME-S, Salem HG. Grain Structure Evolution and Mechanical Properties of Multi-Channel Spiral Twist Extruded AA5083. Metals. 2021; 11(8):1276. https://doi.org/10.3390/met11081276
17. El-Shenawy, M.; Ahmed, M.M.Z.; Nassef, A.; El-Hadek, M.; Alzahrani, B.; Zedan, Y.; El-Garaihy, W.H. Effect of ECAP on the Plastic Strain Homogeneity, Microstructural Evolution, Crystallographic Texture and Mechanical Properties of AA2xxx Aluminum Alloy. Metals 2021, 11, 938. https://doi.org/10.3390/met11060938
18. Alateyah AI, Ahmed MMZ, Zedan Y, El-Hafez HA, Alawad MO, El-Garaihy WH. Experimental and Numerical Investigation of the ECAP Processed Copper: Microstructural Evolution, Crystallographic Texture and Hardness Homogeneity. Metals. 2021; 11(4):607. https://doi.org/10.3390/met11040607
19. Ahmed, M.M.Z.; Jouini, N.; Alzahrani, B.; Seleman, M.M.E.-S.; Jhaheen, M. Dissimilar Friction Stir Welding of AA2024 and AISI 1018: Microstructure and Mechanical Properties. Metals 2021, 11, 330. https://doi.org/10.3390/met11020330
20. Ahmed, M.M.Z.; Habba, M.I.A.; Jouini, N.; Alzahrani, B.; Seleman, M.M.E.-S.; El-Nikhaily, A. Bobbin Tool Friction Stir Welding of Aluminum Using Different Tool Pin Geometries: Mathematical Models for the Heat Generation. Metals 2021, 11, 438. https://doi.org/10.3390/met11030438
21. Ahmed, M.M.Z.; Barakat, W.S.; Y. A. Mohamed, A.; A. Alsaleh, N.; Elkady, O.A. The Development of WC-Based Composite Tools for Friction Stir Welding of High-Softening-Temperature Materials. Metals 2021, 11, 285. https://doi.org/10.3390/met11020285
22. Ahmed, M.M.Z.; Ataya, S.; El-Sayed Seleman, M.M.; Mahdy, A.M.A.; Alsaleh, N.A.; Ahmed, E. Heat Input and Mechanical Properties Investigation of Friction Stir Welded AA5083/AA5754 and AA5083/AA7020. Metals 2021, 11, 68. doi: 10.3390/met11010068
23. Ahmed, M.M.Z.; El-Sayed Seleman, M.M.; Zidan, Z.A.; Ramadan, R.M.; Ataya, S.; Alsaleh, N.A. Microstructure and Mechanical Properties of Dissimilar Friction Stir Welded AA2024-T4/AA7075-T6 T-Butt Joints. Metals 2021, 11, 128. doi: 10.3390/met11010128
24. Ahmed, M.M.Z.; Ataya, S.; Seleman, M. .-S.; Allam, T.; Alsaleh, N.A.; Ahmed, E. Grain Structure, Crystallographic Texture, and Hardening Behavior of Dissimilar Friction Stir Welded AA5083-O and AA5754-H14. Metals 2021, 11, 181. doi: 10.3390/met11020181
25. Elashmawy, M., Ahmed, M.M.Z., 2020. Enhancing tubular solar still productivity using composite aluminum/ copper/sand sensible energy storage tubes. Solar Energy Materials & Solar Cells. doi.org/10.1016/j.solmat.2020.110882
26. Elashmawy, M., Alhadri, M., Ahmed, M.M.Z., 2020. Enhancing tubular solar still performance using novel PCM-tubes. Desalination, 19 December 2020, 114880.https://doi.org/10.1016/j.desal.2020.114880
27. Alshammari, F., Elashmawy, M., Ahmed, M.M.Z., 2020. Cleaner production of freshwater using multi-effect tubular solar still. Journal of Cleaner Production, 281 (2021) 125301. doi.org/10.1016/j.jclepro.2020.125301
28. Mohammed Gamil, Mohamed M. Z. Ahmed "Investigating the Thermo‑Mechanical Properties of Aluminum/Graphene Nano‑Platelets Composites Developed by Friction Stir Processing" (May 2020) International Journal of Precision Engineering and Manufacturing, https://doi.org/10.1007/s12541-020-00355-3
29. M.M.Z. Ahmed, Mohamed M. El-Sayed Seleman, Mostafa Shazly, Moataz M. Attallah, and Essam Ahmed “Microstructural Development and Mechanical Propertiesof Friction Stir Welded Ferritic Stainless Steel AISI 409” (2019). Journal of Materials Engineering and Performance. https://doi.org/10.1007/s11665-019-04365-9
30. L Tonelli, A Morri, S Toschi, M Shaaban, HR Ammar, MMZ Ahmed , “Effect of FSP parameters and tool geometry on microstructure, hardness, and wear properties of AA7075 with and without reinforcing B4C ceramic particles” (2019) The International Journal of Advanced Manufacturing Technology, 1-17.https://doi.org/10.1007/s00170-019-03442-6
31. M.M.Z. Ahmed, B.P. Wynne, W.M. Rainforth, Adrian Addison, Jonathan Martin, Philip Threadgill “Effect of tool geometry and heat input on the hardness, grain structure and crystallographic texture of thick section friction stir welded aluminium”(2019) Metallurgical and Materials Transactions AVolume50A, January 2019—271: DOI: 10.1007/s11661-018-4996-2
32. EM Zayed, NSM El-Tayeb, MMZ Ahmed, RM Rashad “Development and Characterization of AA5083 Reinforced with SiC and Al2O3 Particles by Friction Stir Processing” (2019), Engineering Design Applications, 11-26,Advanced Structured Materials vol92. Springer, pp 11-26.DOI:https://doi.org/10.1007/978-3-319-79005-3_2
33. Ashraf Bakkar, Mohamed M.Z. Ahmed, Naser A. Alsaleh, Mohamed M. El-Sayed Seleman , Sabbah Ataya (2019) Microstructure, wear, and corrosion characterization of high TiC content Inconel 625 matrix composites. Journal of Materials Research and Technology, Volume 8, Issue 1, January–March 2019, Pages 1102-1110.https://doi.org/10.1016/j.jmrt.2018.09.001
34. D.M. Fouad, W.H. El-Garaihy, M.M.Z. Ahmed, M.M. El-Sayed Seleman, H.G. Salem (2018) Influence of multi-channel spiral twist extrusion (MCSTE) processing on structural evolution, crystallographic texture and mechanical properties of AA1100.Materials Science & Engineering A, Vol 737, PP. 166–175. https://doi.org/10.1016/j.msea.2018.09.039
35. M.M.Z. Ahmed, B.P. Wynne, W.M. Rainforth, Jonathan Martin (2018) Crystallographic Texture Investigation of Thick Section Friction Stir Welded AA6082 and AA5083 Using EBSD. Key Engineering Materials, ISSN: 1662-9795, Vol. 786, pp 44-51. doi:10.4028/www.scientific.net/KEM.
36. El-Sayed Seleman M, Ahmed M.M.Z., Ataya S (2018), Microstructure and mechanical properties of hot extruded 6016 aluminum alloy/graphite composites, Journal of Materials Science and Technology. Volume 34, Issue 9, September 2018, Pages 1580-1591.https://doi.org/10.1016/j.jmst.2018.03.004
37. Reham Reda, Mohamed Saad, Mohamed Zaky Ahmed,HodaAbd-Elkader, (2018) "Monitoring joint quality: Taguchi approach and structure investigation", Journal of Engineering, Design andTechnology, Vol. 16 Issue: 2, pp.211-232,https://doi.org/10.1108/JEDT-10-2017-0108
38. M.M.Z. Ahmed, SabbahAtaya, M.M. El-Sayed Seleman, H.R. Ammar, Essam Ahmed “Friction stir welding of similar and dissimilar AA7075 and AA5083” Journal of Materials Processing Technology, Volume 242, April 2017, Pages 77–91. http://dx.doi.org/10.1016/j.jmatprotec.2016.11.024.
39. Saad Khodir, M.M.Z. Ahmed, Shaymaa Mohamed, Essam Ahmed, HamedAbdelaleem, “Effect of Intermetallic Compound Phases on the Mechanical Properties of the DissimilarAl/Cu Friction Stir Welded Joints” Journal of Materials Engineering and Performance, Volume 25, Issue 11, 1 November 2016, Pages 4637-4648, 2016.DOI 10.1007/s11665-016-2314-y
40. M. Refat, Ali Alashri, S. Toschi ,M.M.Z. Ahmed, Al. Morri, I. El-Mahallawie, L. Ceschini “Microstructure, hardness and impact toughness of heat treated surface-nanodispersed and friction stir processed aluminium alloy AA7075”Journal of Materials Engineering and Performance, Volume 25, Issue 11, 1 November 2016, Pages 5087-5101, 2016DOI 10.1007/s11665-016-2346-3
41. W. Hoziefa , S. Toschi , M.M.Z. Ahmed, Al. Morri , A. A. Mahdy, M.M. El-Sayed Seleman, I. El-Mahallawie, L. Ceschini ,A. Atlam "Influence of Friction Stir Processing on the Microstructure and Mechanical Properties of a compocast AA2024-Al2O3nanocomposite" Materials and Design, Volume 106, 15 September 2016, Pages 273–284.http://dx.doi.Org/10.1016/j.matdes.2016.05.114
42. M.M.Z. Ahmed, B.P.Wynne, M. M. El-Sayed Seleman, W.M. Rainforth "A comparison of crystallographic texture and grain structure development in aluminium generated by friction stir welding and high strain torsion" Materials and Design 103C(2016) pp. 259-167.http://dx.doi.org/10.1016/j.matdes.2016.04.056
43. M.M.Z. Ahmed, Essam Ahmed, A.S. Hamada, S.A. Khodir, M. M. El-Sayed Seleman, B.P. Wynne" Microstructure and mechanical properties evolution of friction stir spot weldedhigh-Mn twinning-induced plasticity steel" Materials and Design 91(2016) 378-387. http://dx.doi.org/10.1016/j.matdes.2015.12.001
44. A.R.Sh. Essa, M.M.Z. Ahmed, A.Y.A. Mohamed, and A.E. El-Nikhaily "An analytical model of heat generation for eccentric cylindrical pin in friction stir welding" Journal of Materials Research and Technology, Jan. 2016 doi:10.1016/j.jmrt.2015.11.009
45. A.S.Hamada, A. Järvenpää, M.M.Z. Ahmed, M. Jaskari, B.P. Wynne, D.A.Porter, L.P. Karjalainen "Microstructural Evolution of Friction-Stir-Welded AA6082-T6 Aluminum Alloy during Cyclic Deformation" Materials Science and Engineering A 642 (2015) 366–376. http://dx.doi.org/10.1016/j.msea.2015.06.100
46. M. M. Z. Ahmed, B. P. Wynne and J. P. Martin,(2013) "Effect of friction stir welding speed on mechanical properties and microstructure of nickel based super alloy Inconel 718"Science and Technology of Welding and Joining, Vol 18 No 8 P. 680. DOI 10.1179/1362171813Y.0000000156
47. S. Ataya, M.M.Z. Ahmed (2013)"Damages of Wind Turbine Blade Trailing Edge: Forms, Location, and Root," Engineering Failure Analysis. Vol 35, P. 480-488. DOI:http://dx.doi.org/10.1016/j.engfailanal.2013.05.011
48. M.M.Z. Ahmed, B.P. Wynne, W.M. Rainforth, P.L. Threadgill "Microstructure, crystallographic texture and mechanical properties of friction stir welded AA2017A"Materials Characterization 64(2012) 107-117, doi:10.1016/j.matchar.2011.12.00
49. M.M.Z. Ahmed, B.P. Wynne, W.M. Rainforth, P.L. Threadgill “Through thickness crystallographic texture of stationary shoulder friction welded aluminium” ScriptaMaterialia Vol. 64, (2011) 45-48.( doi:10.1016/j.scriptamat.2010.08.060
50. M.M.Z. Ahmed, B.P. Wynne, W.M. Rainforth, P.L. Threadgill “Quantifying crystallographic texture in the probe-dominated region of thick-section friction-stir-welded aluminium” ScriptaMaterialia Vol. 59, 5, (2008) 507-510.(doi:10.1016/j.scriptamat.2008.04.047).
51. P L Threadgill, M. M Z Ahmed, J P Martin, B P Wynne “The Use Of Bobbin Tools For Friction Stir Welding Of Aluminium Alloys” Materials Science Forum Vols 635-642(2010) PP1179-1184.http://www.scientific.net/MSF.638-642.1179
52. Wael Hozeifa, Amir Mahdy, M.M.Z. Ahmed, I. Elmahalawi, A. Atlam, "Manufacturing of AA2024 Composite reinforced with alumina nanoparticles using Semisolid Casting" International Journal of Scientific and Engineering Research 6(12) • January 2016.
53. A.R.Sh. Essa, M.M.Z. Ahmed, A.Y.A. Mohamed, and A.E. El-Nikhaily "Effect of tool pin eccentricity on mechanical properties and microstructure of friction stir welded 5754 aluminum alloy" (2015) PORT-SAID ENGINEERING RESEARCH JOURNAL, vol. (19), No. (1)
54. A.R.Sh. Essa, M.M.Z. Ahmed, A.Y.A. Mohamed, and A.E. El-Nikhaily,Prediction of tool pin eccentricity effects on the mechanical properties of friction stir welded AA5754-H24 aluminum alloy using artificial neural network" (2015) Faculty of Engineering- Mataria, Engineering Research Journal, vol. (146)
55. Ahmed E. Hannora, M.M.Z. Ahmed "Surface Mechanical Attrition Treatment of Commercially Pure Titanium Using Ball Milling Attritor" Faculty of Petroleum and Mining Eng. Journal 21, (2014) 34-41.
56. Shimaa Mahmoud Aly, Ashraf T. Bakkar, M.M.Z. Ahmed, Mohamed A. Abd El-Hady "Improving the High Temperature Corrosion Resistance Of Ni- base Super-Alloys by Diffusional Coating" Faculty of Petroleum and Mining Eng. Journal 21, (2014) 62-69.
57. Eyd M. ELSayed , A.Y.A Mohamed , M.M.Z. Ahmed , A. EL-Nikhaily" Effect of friction stir processing on the mechanical properties and microstructure of cast aluminium (Al-Si-Zn-Cu) Alloy" Engineering research journal(137 March 2013)M79-M93.
58. El-Sayed I. Abdel Aziz, M.M.Z. Ahmed, I. Elmahalawi, M.M. Al-Aiat "Effects of Process Parameters on the Microstructure and Hardness of 7020/Al2O3 Composite Layer Fabricated by FSP" International Journal of Scientific & Engineering Research, Volume 6, Issue 6, June-2015.
59. Sabbah Ataya, M.M.Z. Ahmed, Essam Ahmed "An investigation of damages in low power wind turbine blades" Journal of Petroleum and Mining Engineering 16 (2) (2013) 57-66
BOOK CHAPTERS:
1. Ebtessam Elfishawy, M. M. Z. Ahmed and Mohamed M. El-sayed Seleman “Additive Manufacturing of Aluminum Using Friction Stir Deposition” (February 2020) TMS 2020 149th Annual Meeting & Exhibition Supplemental Proceedings pp 227-238. https://link.springer.com/chapter/10.1007/978-3-030-36296-6_21
2. Lavinia Tonelli, Mohamed Refat, StefaniaToschi, M.M.Z. Ahmed ,Essam Ahmed, Alessandro Morri, Iman El-Mahallawi, LorellaCeschini (2019) “Production of AlSi12CuNiMg/ Al2O3 Micro/Nanodispersed Surface Composites Using Friction Stir Processing for Automotive Applications”. (2019), Friction Stir Welding and Processing X, PP.233-242. https://link.springer.com/chapter/10.1007/978-3-030-05752-7_22
3. Refat, M., Abdelmotagaly, A.M.M., Ahmed, M.M.Z., El-Mahallawi, I., “The effect of heat treatment on the properties of friction stir processed AA7075-O with and without nano alumina additions, Friction Stir Welding and Processing VIII, (2016), pp. 115-123.
https://link.springer.com/chapter/10.1007/978-3-319-48173-9_13
4. Ahmed, M.M.Z., Refat, M., El-Mahallawi, I., “Manufacturing of Nano-Surface AA7075 Composites by Friction Stir Processing”, Light Metals (2014), PP. pp. 1417-1422
https://link.springer.com/chapter/10.1007/978-3-319-48144-9_237
5. Ahmed, M.M.Z., Wynne, B.P. “Post weld heat treatment of friction stir welded AA2017, Light Metals (2012)-PP. 5059-513
https://link.springer.com/chapter/10.1007/978-3-319-48179-1_86
6. El-Mahallawi I., Ahmed M.M.Z., Mahdy A.A., Abdelmotagaly A.M.M., Hoziefa W., Refat M. (2017) Effect of Heat Treatment on Friction-Stir-Processed Nanodispersed AA7075 and 2024 Al Alloys. In: Hovanski Y., Mishra R., Sato Y., Upadhyay P., Yan D. (eds) Friction Stir Welding and Processing IX. The Minerals, Metals & Materials Series. Springer, Cham. https://doi.org/10.1007/978-3-319-52383-5_29
CONFERENCE PUBLICATIONS:
1. M. H. Abd El-Aziz, A.B. El-Shabasy , M. M. Z. Ahmed and H. A. Hassan “Assessment of AA7075/SiO2 surface composites fabricated by friction stir processing (FSP)” (2019) IOP Conf. Series: Materials Science and Engineering 610 (2019) 012022.doi:10.1088/1757-899X/610/1/012022
2. M.M.Z. Ahmed, Essam Ahmed, A.S. Hamada, S.A.Khodir, M. M. El-Sayed Seleman "Friction stir spot weldinghigh-Mn twinning-induced plasticity steel" 11th International Friction Stir Welding Symposium, 17-19 May 2016, TWI, Granta Park, Cambridge, UK.
3. M. Refat, A.M.M. Abdelmotagaly, M.M.Z. Ahmed, I. El-Mahallawi "The effect of heat treatment on the properties of FSP AA7075 with and without Nano alumina additions" Friction Stir Welding and Processing VIII, Editor Rajiv Mishra et al, Jon Wiley& Sons, April 2015.
4. M.M.Z. Ahmed, Mostafa El-Shazly, Essam Ahmed Effect of friction stir welding parameters on the microstructure and mechanical properties of ferritic stainless steel, 3rdInternational Conference in Africa and Asia on Welding and Failure Analysis of Engineering Materials (WAFA - Egypt 2015), November, 2-5, 2015 - Luxor, Egypt
5. Saad Khodir, M.M.Z. Ahmed, Shaymaa Mohamed, Essam Ahmed, HamedAbdelaleem, Friction stir welding of dissimilar aluminum / copper joints,3rd International Conference in Africa and Asia on Welding and Failure Analysis of Engineering Materials (WAFA - Egypt 2015), November, 2-5, 2015 - Luxor, Egypt
6. M.M.Z. Ahmed, S. Ataya, E. Ahmed, Microstructure and mechanical properties of friction stir welded mild steel for shipbuilding applications, 3rd International Conference in Africa and Asia on Welding and Failure Analysis of Engineering Materials (WAFA - Egypt 2015), November, 2-5, 2015 - Luxor, Egypt
7. M.M.Z. Ahmed, B.P. Wynne, W.M. Rainforth,Adrian Addison, J.P. Martin, and P.L. Threadgill "The Effect of Tool Geometry on the Microstructure and Crystallographic Texture of Thick Section Friction Stir Welded Aluminium" Tenth Friction Stir Welding Symposium, 20-22 May 2014, Beijing, China.
8. El-Sayed I. Abdel Aziz, M.M.Z. Ahmed, I. Elmahalawi, M.M. Al-Aiat "Effect of Friction Stir processing on the microstructure and mechanical properties of Aluminum Alloy 7020" Tenth Friction Stir Welding Symposium, 20-22 May 2014, Beijing, China.
9. Marwa Elsayed, M.M.Z. Ahmed, Essam Ahmed andM. I. AmmarFabrication of AA5083/SIC surface metal matrix composites by friction stir processing,The 12th International Conference on Mining, Petroleum and Metallurgical Engineering, 20-22 October 2014, Suez, Egypt.
10. Ahmed H. Ghonemi, Essam Ahmed, M.M.Z. Ahmed and Mahmoud I. Abbas, Microstructure and mechanical properties of AISI1010 steel/AISI304 austenitic stainless steel dissimilar joints produced by friction stir welding, The 12th International Conference on Mining, Petroleum and Metallurgical Engineering, 20-22 October 2014, Suez, Egypt.
11. M.M.Z. Ahmed and Tamer Elsayed "Design and Manufacturing of First Egyptian Friction Stir Welding Machine for Research and Development Purposes" Industry Academia Collaboration conference 2014 (IAC2014) 3-5 March 2014, Cairo Egypt.
12. M.M.Z. Ahmed, Essam Ahmed, Abdalla M.A. Mahdy " Effect Of Friction Stir Welding Speed And Post Weld Heat Treatment On The Microstructure And Hardness Of Aa7020" Characterization of Minerals, Metals, and Materials 2014, TMS2014, Jon Wiley& Sons, P 253.
13. M.M.Z. Ahmed, M. Refat, I. El-Mahallawi "Manufacturing of Nano-Surface AA7075Composites By Friction Stir Processing " Characterization of Minerals, Metals, and Materials 2014, TMS2014, Jon Wiley& Sons.
14. MostafaShazly, M.M.Z. Ahmed, Mohamed El-Raey "Friction Stir Welding Of Polycarbonate Sheets" Characterization of Minerals, Metals, and Materials 2014, TMS2014, Jon Wiley& Sons, P. 555
15. S. Ataya,M.M.Z. Ahmed (2012). "Mechanical Evaluation of 20 Years Old Wind Turbine Blades CompositesMechanical Evaluation of 20 Years Old Wind Turbine Blades Composites” 14th Inter. Mater. Symp., 10-12th October 2012, Pamukkale University, Denizli, Turkey.
16. M.M.Z. Ahmed, B.P. Wynne, and J.P. Martin "Microstructure and Mechanical Properties of Friction Stir Welded Nickel Base Super Alloy Inconel 718" the 9th International Symposium on Friction Stir Welding. Von Braun Centre. Huntsville, Alabama, USA. 15-17 May 2012.
17. M.M.Z. Ahmed, B.P. Wynne "Post weld heat treatment of friction stir welded AA2017", TMS2012 meeting and exhibition, Light metals proceedings, 11- 16th of March 2012, Orlando, Florida, USA.
18. M.M.Z. Ahmed, R.M. Ramadan, S.A. Ibrahim and M.A. Zamzam, B.P. Wynne “Scanning electron microscopy study of consolidated rapidly solidified Al-Mn-Ti alloy” 11th International Conference on Mining, Petroleum and Metallurgical Engineering (MPM11), March 16-19, 2009, Sharm El-Shaikh, Egypt.
19. M.M.Z. Ahmed, BP Wynne, WM Rainforth and PL Threadgill “An Investigation of Hardness, Microstructure and Crystallographic Texture in Thick Sectioned Friction Stir Welded AA6082” the 7th International Symposium on Friction Stir Welding. Awaji Island, Japan 20-22nd May 2008.
20. J. G. Perrett, J. Martin, P. L. Threadgill and M.M.Z. Ahmed, “Recent Developments in Friction Stir Welding of Thick Section Aluminum Alloys” The Aluminium 2000 conference, Florence, Italy, on 13-17 march 2007.
21. M.M.Z. Ahmed, S.A. Ibrahim, R.M. Ramadan and M.A.Zamzam “Mechanical Milling of rapidly solidified Al-Mn base alloys” Proceedings of the 8th international conference on Mining, Petroleum and Metallurgical Engineering (MPM8),17-19March, Suez, Egypt(2003).
22. M.M.Z. Ahmed, S.A. Ibrahim, R.M. Ramadan and M.A.Zamzam, , “Consolidation of rapidly solidified powder of some aluminum base alloys” Proceedings of The fourth Syrian-Egyptian Conference on the Chemical and Petroleum Engineering, Suez, Egypt(2002).

Dr.Mohamed Mohamed Zaky Ahmed

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Dr.Mohamed Mohamed Zaky Ahmed

Education

Research Interests

Experience

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Publications

Administration of Public Relations and Media