Office address

CURRICULUM VITA

Ahmed A. A. El-Zoghby.

DATE: February 19, 2007

PERSONAL DATA:

Name Ahmed A. A. El-Zoghby.

Birth Date & Place July 14, 1950, Damietta, Egypt.

Marital Status Married and have two daughters.

Nationality Egyptian.

Position Associate Professor, Faculty of Eng., Cairo Univ., Giza, Egypt.

Permanent Address Department of Mechanical Design and Production, Faculty of

Engineering, Cairo University, Giza 12316, Egypt.

Telephones Office (02)5678516, Home (02)3301627, Mobile (012)4007279 .

E-mail address zoghby147@yahoo.com

Languages Arabic (native), English (Fluent), and French (Fair).

EDUCATION:

1. B.Sc. in Mechanical Engineering (Production), July 1973, Faculty of Engineering, Cairo University, Giza, Egypt, (1968-1973). General Appreciation: “ VERY GOOD HONORS”.

Rank: Top 2% of the Mechanical Engineering Students.

2. M.Sc. in Mechanical Engineering, October 1976.

Department of Mechanical Design and Production, Faculty of Engineering, Cairo University, Giza, Egypt, (1973-1976), Thesis Title: “ Assessment of Optimization Techniques with Application to Mechanical Design”.

3. Ph.D. in Mechanical Engineering, July 1982.

Department of Mechanical Design and Production, Faculty of Engineering, Cairo University, Giza, Egypt, (1977-1982), Thesis Title: “ Fracture Toughness Evaluation of Polyvinylchloride Pipes”.

SCHOLARSHIPS AND FELLOWSHIPS:

1. Scholarship from Cairo University, Giza, Egypt, during the undergraduate study years for holding a “ VERY GOOD “ appreciation, October 1968-July 1973.

2. Scholarship from the Ministry of Higher Education (Egypt), During the Ph.D. Study at Cairo University, October 1977-July 1982.

3. Post-doctoral Research Fellowship at The Technical University of Cracow, Cracow, Poland, October 1985-September 1986 (Exchange program between the Ministries of Higher Education in Egypt and Poland).

4. Post-doctoral Research Fellowship at The University of Tennessee, Knoxville, Tennessee, U.S.A., February 1987-October 1987 (U.S. Peace Fellowships Program).

ACADEMIC EXPERIENCE:

1. Vice Director, Center for Advancement of Post-Graduate Studies and Research in Engineering Sciences, Faculty of Engineering, Cairo University (CAPSCU), Giza, Egypt, September 1, 2003-to Present.

2. Associate Professor, Department of Mechanical Design and Production, Faculty of Engineering, Cairo University, Giza, Egypt, April 1990-to Present.

- Teaching undergraduate and graduate courses in Mechanics of Deformable Solids, Mechanics of Structures, Theory of Elasticity and Plasticity, Experimental Stress Analysis, Fracture Mechanics, Material Engineering and Testing, Machine Design and Drawing.

- Supervising M.Sc. and Ph.D. students.

- Supervising undergraduate and graduate Graduation Projects.

- Teaching short courses in Stress Analysis, Fracture Mechanics, the Applications of the Finite Elements Method in Solid Mechanics, and Failure Analysis and Prevention for graduate students and industry engineers.

- Doing basic and applied research in the Fracture Mechanics (Analysis and Testing) of Plastic Materials and Pipes used in Water and Gas Distribution Lines, Polymer Mechanics, Fracture Mechanics (Analysis and Testing) of Metallic Materials and Components, and Optimum Design of Mechanical Systems and Components.

- Member of the Department Council.

- Member of the Organizing and Scientific Committees of the tri-annual Cairo University Conference on Mechanical Design and Production, December 1979-to present.

3- Associate Professor, Department of Mechanical Engineering, College of Engineering, University of Bahrain, State of Bahrain, April 1,1992-to August 31, 1996 (on leave from Cairo University, Egypt).

- Teaching undergraduate courses in Engineering Drawing, Engineering Mechanics, Mechanics of Materials and Mechanical Engineering Design.

- Doing research in the Fracture Mechanics and Failure of Plastic Pipe Materials.

- Supervising undergraduate Graduation projects.

- Member of the College Council, October1992-to August 1996.

- Member of the Department Council, September, 1990-toAugust 1996.

Participating the activities of several academic and administrative committees at the college and department level. These are: College Academic Committee, College Equivalence and Admissions Committee, College Research Committee, College Library Committee, Department Academic Committee, Department Research Committee, Department Bookshop Committee, Secretary of the Department Council, Coordinator of the Solid Mechanics Group.

4- Assistant Professor, Department of Mechanical and Chemical Engineering, College of Engineering, University of Bahrain, State of Bahrain, September 1,1990-March 31, 1992 (on leave from Cairo University, Egypt).

- Teaching undergraduate courses in Engineering Drawing, Mechanics of Materials and Mechanical Engineering Design.

- Supervising undergraduate Graduation projects.

- Member of the Department Council, September, 1990-toAugust 1996.

Participating the activities of several Department academic and administrative committees. These are: Department Academic Committee, Department Examination Committee, Department Bookshop Committee, Department Materials Science Group, Coordinator of the Solid Mechanics Group.

5. Assistant Professor, Department of Mechanical Design and Production, Faculty of Engineering, Cairo University, Giza, Egypt, December 1982-to April 1990.

- Teaching undergraduate and graduate courses in Mechanics of Deformable Solids, Mechanics of Structures, Theory of Elasticity and Plasticity, Experimental Stress Analysis, Fracture Mechanics, Material Engineering and Testing, Machine Design and Drawing.

- Teaching short courses in the Applications of the Finite Elements Method in Solid Mechanics for graduate students and industry engineers.

- Supervising M.Sc. and Ph.D. students.

- Supervising undergraduate and graduate Graduation Projects

- Doing basic and applied research in the Fracture Mechanics (Analysis and Testing) of Plastic Materials and Pipes used in Water and Gas Distribution Lines, Polymer Mechanics, Fracture Mechanics (Analysis and Testing) of Metallic Materials and Components, and Optimum Design of Mechanical Systems and Components.

- Member of the Department Council.

- Member of the Organizing and Scientific Committees of the tri-annual Cairo University Conference on Mechanical Design and Production, December 1979-to present.

6. Assistant Lecturer, Department of Mechanical Design and Production, Faculty of Engineering, Cairo University, Giza, Egypt, February 15, 1977-December 21, 1982.

- Teaching undergraduate course exercises in Machine Design and Drawing, and Mechanics of Deformable Solids.

- Doing basic and applied research in Polymer Mechanics, Fracture Mechanics (Analysis and Testing) of Plastic Materials and Pipes used in Water and Gas Distribution Lines, Fracture Mechanics of Metallic Materials and Components, as well as Fracture Mechanics of Steam Boilers. Optimum Design of Mechanical Systems and Components.

- Member of the Organizing and Scientific Committees of the tri-annual Cairo University Conference on Mechanical Design and Production, December 1979-to present.

- Doing basic and applied research in the Fracture Mechanics (Analysis and Testing) of Plastic Materials and Pipes used in Water and Gas Distribution Lines, as well as the Fracture Mechanics of Steam Boilers.

- Participating in the organization of the tri-annual Cairo University MDP Conference since 1977.

7. Teaching and Research Assistant, Department of Mechanical Design and Production, Faculty of Engineering, Cairo University, Giza, Egypt, October 10, 1973-February 14, 1977.

- Teaching undergraduate course exercises in Machine Design, Mechanical Drawing, and Engineering Drawing.

- Doing academic research in the Optimum Design of Mechanical Components and Systems.

8. Part-time Jobs (with the permission of Cairo University):

- Teaching an undergraduate course in Machine Design. The American University in Cairo/ Cairo, Egypt, January 1985-June 1985.

- Teaching undergraduate courses in Engineering Drawing, Material Engineering and Testing, and Feasibility Studies of Engineering Projects, Zagazig University in Cairo and Zagazig, Egypt, October 1982-June 1985, and November 1987-June 1990.

- Teaching undergraduate courses in Mechanics of Materials, and Machine Design, Military College, Cairo, Egypt, February 1988-June 1989.

- Teaching short courses in the Failure of Engineering Structures, for industry engineers, organized by the Ministry of Industry, Cairo, Egypt, 1983-1985, and 1987-1988.

- Teaching an undergraduate course in Engineering Drawing. The American University in Cairo, Cairo, Egypt, January 1977-August 1978.

RESEARCH INTERESTS:

Analytical and Experimental Studies in Fracture Mechanics of Metals and Plastics, Plastic Materials and Pipes, Composite Materials, Experimental Stress Analysis, Finite Elements, Applied Mechanics, Failure Analysis, Optimum Design, and Computer Aided Design.

FUNDED RESEARCH PROJECTS:

1. Engineering Applications for the Egyptian Plastics Industries Cairo University / Massachusetts Institute of Technology, Technological Planning Program, Cairo University, Giza, Egypt June 1977-September 1985.

2. Structural Integrity Investigation of the Boilers of El-Nasr Boilers and Pressure Vessels Company (Egypt), Department of Mechanical Design and Production, Faculty of Engineering, Cairo University, Giza, Egypt, January 1979-June 1980.

3. Basic and Applied Studies Towards the Standardization of Plastic Pipes and Fittings, Cairo University / The University of Tennessee, University Linkage Project (FRCU 830605), Cairo University, Giza, Egypt, June 1983-September 1985, and May 1989-December 1989.

MEMBERSHIP OF ENGINEERING SOCIETIES:

Member of The Egyptian Syndicate of Engineers, and The Egyptian Society of Mechanical Engineers, Cairo, Egypt, October 1973-to Present.

PROFESSIONAL ACTIVITIES:

Participating the Committees for Promoting the Egyptian Standards of Plastic Pipes and Fittings used in Potable Water, Sanitary Drainage, and Gas Distribution Lines, General Authority of Standards and Quality Control, Ministry of Industry, Cairo, Egypt, 1985, and 1988.

PUBLICATIONS:

1. Shawki, G.S.A., Metwalli, S.M. and El-Zoghby, A.A.,” Optimum Design of Uniform-Section Disk Springs Under Various Constraints,” ASME Winter Annual Meeting, Atlanta, Georgia, U.S.A., 77-Wa/DE-22, November 27-December 2, 1977.

2. Younan, M.Y.A. and El-Zoghby, A.A.,” Discussion on the Application of the Method of Sections for Determining the Stress-Intensity Factors,” Trans. of the 5^th Int. SMiRT Conf., Berlin, W. Germany, B2, August 17-21, 1979, pp. 117-124.

3. Shawki, G.S.A., Metwalli, S.M. and El-Zoghby, A.A., “ Optimization of Radially-Tapered Disk Springs,” Current Advances in Mechanical Design and Production I, Pergamon Press, 1980, pp. 21-32, (Proceedings of the 1^st Cairo University MDP Conf., Cairo, Egypt, December 27-29, 1979).

4. Younan, M.Y.A. and El-Zoghby, A.A.,” Application of Finite Element Method to the Fracture Mechanics of Pressurized PVC Pipes,” Current Advances in Mechanical Design and Production I, Pergamon Press, 1980, pp. 213-220, (Proceedings of the 1^st Cairo University MDP Conf., Cairo, Egypt, December 27-29, 1979).

5. El-Zoghby, A.A., Metwalli, S.M. and Shawki, G.S.A., “ Linearized Ridge-Path Method for Function Minimization,” Journal of Optimization Theory and Applications (JOTA), Vol. 30, No. 2, February 1980, pp. 161-179.

6. Bayoumi, S.E., Eleiche, A.M. and El-Zoghby, A.A., “ A Tensile Testing Machine for Polymeric Materials,” Scientific Engineering Bulletin (SEB), Faculty of Engineering, Cairo University, Giza, Egypt, Vol. 2, 1981, 37-45.

7. El-Zoghby, A.A. and Younan, M.Y.A., “ Comparison Between Fracture Mechanics Specimens from Pipes,” Trans. of the 6^th Int. SMiRT Conf., Paris, France, Vol. F, F7/7, August 17-21, 1981.

8. El-Zoghby, A.A. and Younan, M.Y.A., “ Fracture Toughness Evaluation of PVC Pipes,” Current Advances in Mechanical Design and Production, Dept. of Mechanical Design and Production, Faculty of Engineering, Cairo University, Giza, Egypt, Vol. I, 1982, pp. 145-152, (Proceedings of the 2^nd Cairo University MDP Conf., Cairo, Egypt, December 27-29, 1982).

9. El-Zoghby, A.A., Younan, M.Y.A., and Metwalli, S.M., “ Fracture Mechanics Analysis of a Fire Tube Boiler,” Journal of Engineering Fracture Mechanics, Vol. 17, No. 4, 1983, pp. 335-348.

10. El-Zoghby, A.A. and Younan, M.Y.A., “ Effect of Loading System Compliance on the Fracture Toughness of PVC,” Trans. of the 2^nd Alexandria University Int. Conf. on Production Engineering, Design and Control (PEDAC), Alexandria, Egypt, Vol. II, MAT-7, December 27-29, 1983, pp. 1188-1193.

11. Ragab, A.R. and El-Zoghby, A.A., “ Evaluation of the Mechanical Behavior of Plain and Spirally-Stiffened Polyvinylchloride Pipes,” ASTM Journal of Testing and Evaluation (JTEVA). Vol. 13, No. 2, March 1985, pp. 137-142.

12. Ahmed, F.S. and El-Zoghby, A.A., “ Fracture Toughness of Nodular and Vermicular Cast Iron,” The Egyptian Foundry men’s Society Magazine (AL-SEBAKA), Vol. 39, September 1988, pp. 31-35.

13. Younan, M.Y.A., El-Zoghby, A.A. and Mohamed, A.F.T., “ A Thick-Walled Cylindrical Fracture Toughness Specimen,” Current Advances in Mechanical Design and Production IV, Pergamon Press, 1988, pp. 243-250, (Proceedings of the 4^th Cairo University MDP Conf., Cairo, Egypt, December 27-29, 1988).

14. El-Zoghby, A.A. and Karmowski, W., “ A Crack-Initiation Strain Approach for Fracture Toughness Estimation of Polymers,” Current Advances in Mechanical Design and Production, Dept. of Mechanical Design and Production, Faculty of Engineering, Cairo University, Giza, Egypt, Vol. II, 1988, pp. 211-218, (Proceedings of the 4^th Cairo University MDP Conf., Cairo, Egypt, December 27-29, 1988).

15.El-Zoghby, A.A., “ Analysis of a Wedge Loaded Centrally Cracked Plate,” Proceedings of the 4^th Int. MET-4 Conf. on Mechanical Engineering and Technology, Cairo, Egypt, March 21-23, 1989, Organized by Zagazig University (Egypt), and Leicester Polytechnic (England).

16.El-Zoghby, A.A., “ Determination of Exact Stress-Intensity Factors Using the Method of Sections,” Proceedings of the Egitrib 1^st Tribology Conf., Cairo, Egypt, December 20-21, 1989.

17. Kouta, F.H., Shash, Y.M., El-Zoghby, A.A. and Mahmoud, M.K., “ Effect of Cold Prestraining and Annealing on the Mechanical Properties of Vanadium High Strength Low Alloy Steel,” Current Advances in Mechanical Design and Production, Dept. of Mechanical Design and Production, Faculty of Engineering, Cairo University, Giza, Egypt, Vol. I, 1991, pp. 82-92, (Proceedings of the 5^th Cairo University MDP Conf., Cairo, Egypt, December 28-30, 1991).

18. Kouta, F.H., Shash, Y.M., El-Zoghby, A.A. and Mahmoud, M.K., “ Effect of Hot Prestraining on the Mechanical Properties of Vanadium High Strength Low Alloy Steel,” Proceedings of the 5^th Machine Design and Production Conf. (METU),Ankara, Turkey, September 16-18, 1992.

19. Shalaby, H.M., Bakir, N.G., El-Zoghby, A.A. and Abu Tabl, Z.M., “ Fracture Toughness, K_IC, of Some Posterior Composites and Dental Amalgams: Compositional Considerations,” The New Egyptian Journal of Medicine, Vol. 9, No. 1, July 1, 1993, pp. 133-138.

20. Khattab, A.A. and El-Zoghby, A.A., “ Effect of Recycling on the Mechanical Properties of Low Density Polyethylene,” Journal of Engineering and Applied Science, Faculty of Engineering, Cairo University, Giza, Egypt, Vol. 45, No. 4, August 1998, pp. 533-547.

21. El-Zoghby, A.A. and Al-Bastaki, N.M., “ Application of Elastic-Plastic Fracture Mechanics Criteria to Specimens Cut From Plastic Pipes,” Current Advances in Mechanical Design and Production VII, Pergamon Press, 2000, pp. 243-252, (Proceedings of the 7^th Cairo University MDP Conf., Cairo, Egypt, February 15-17, 2000).

22. Khalil, M. Bakhiet, E. and El-Zoghby,A., “ On Simultaneous Failure of Cross-Ply and Angle-Ply Composite Laminates,” Current Advances in Mechanical Design and Production VII, Pergamon Press, 2000, pp. 281-292, (Proceedings of the 7^th Cairo University MDP Conf., Cairo, Egypt, February 15-17, 2000).

23. Khalil, M., Bakhiet, E. and El-Zoghby, A., “ Optimum Design of Laminated Composites Subjected to Hygrothermal Residual Stresses,” Proceedings of the Institution of Mechanical Engineers, Vol. 215 Part L, No. L00500, 2001, pp.175-186.

24. El-Zoghby, A. A. Khattab, A. A., Shokry, K. M. and Mahmoud, M. K., "Effect of Temperature on the Mechanical Properties of Unidirectional Glass/Epoxy Composites," Int. J of Mechanics and Solids, Vol. 1, No. 1 (2006), pp. 41-51.

CURRICULUM VITA

Ahmed A. A. El-Zoghby.

DATE: February 19, 2007

PERSONAL DATA:

Name Ahmed A. A. El-Zoghby.

Birth Date & Place July 14, 1950, Damietta, Egypt.

Marital Status Married and have two daughters.

Nationality Egyptian.

Position Associate Professor, Faculty of Eng., Cairo Univ., Giza, Egypt.

Permanent Address Department of Mechanical Design and Production, Faculty of

Engineering, Cairo University, Giza 12316, Egypt.

Telephones Office (02)5678516, Home (02)3301627, Mobile (012)4007279 .

E-mail address zoghby147@yahoo.com

Languages Arabic (native), English (Fluent), and French (Fair).

EDUCATION:

1. B.Sc. in Mechanical Engineering (Production), July 1973, Faculty of Engineering, Cairo University, Giza, Egypt, (1968-1973). General Appreciation: “ VERY GOOD HONORS”.

Rank: Top 2% of the Mechanical Engineering Students.

2. M.Sc. in Mechanical Engineering, October 1976.

Department of Mechanical Design and Production, Faculty of Engineering, Cairo University, Giza, Egypt, (1973-1976), Thesis Title: “ Assessment of Optimization Techniques with Application to Mechanical Design”.

3. Ph.D. in Mechanical Engineering, July 1982.

Department of Mechanical Design and Production, Faculty of Engineering, Cairo University, Giza, Egypt, (1977-1982), Thesis Title: “ Fracture Toughness Evaluation of Polyvinylchloride Pipes”.

SCHOLARSHIPS AND FELLOWSHIPS:

1. Scholarship from Cairo University, Giza, Egypt, during the undergraduate study years for holding a “ VERY GOOD “ appreciation, October 1968-July 1973.

2. Scholarship from the Ministry of Higher Education (Egypt), During the Ph.D. Study at Cairo University, October 1977-July 1982.

3. Post-doctoral Research Fellowship at The Technical University of Cracow, Cracow, Poland, October 1985-September 1986 (Exchange program between the Ministries of Higher Education in Egypt and Poland).

4. Post-doctoral Research Fellowship at The University of Tennessee, Knoxville, Tennessee, U.S.A., February 1987-October 1987 (U.S. Peace Fellowships Program).

ACADEMIC EXPERIENCE:

1. Vice Director, Center for Advancement of Post-Graduate Studies and Research in Engineering Sciences, Faculty of Engineering, Cairo University (CAPSCU), Giza, Egypt, September 1, 2003-to Present.

2. Associate Professor, Department of Mechanical Design and Production, Faculty of Engineering, Cairo University, Giza, Egypt, April 1990-to Present.

- Teaching undergraduate and graduate courses in Mechanics of Deformable Solids, Mechanics of Structures, Theory of Elasticity and Plasticity, Experimental Stress Analysis, Fracture Mechanics, Material Engineering and Testing, Machine Design and Drawing.

- Supervising M.Sc. and Ph.D. students.

- Teaching short courses in Stress Analysis, Fracture Mechanics, the Applications of the Finite Elements Method in Solid Mechanics, and Failure Analysis and Prevention for graduate students and industry engineers.

- Member of the Organizing and Scientific Committees of the tri-annual Cairo University Conference on Mechanical Design and Production, December 1979-to present.

5. Assistant Professor, Department of Mechanical Design and Production, Faculty of Engineering, Cairo University, Giza, Egypt, December 1982-to April 1990.

- Teaching undergraduate and graduate courses in Mechanics of Deformable Solids, Mechanics of Structures, Theory of Elasticity and Plasticity, Experimental Stress Analysis, Fracture Mechanics, Material Engineering and Testing, Machine Design and Drawing.

- Teaching short courses in the Applications of the Finite Elements Method in Solid Mechanics for graduate students and industry engineers.

- Supervising M.Sc. and Ph.D. students.

- Member of the Organizing and Scientific Committees of the tri-annual Cairo University Conference on Mechanical Design and Production, December 1979-to present.

6. Assistant Lecturer, Department of Mechanical Design and Production, Faculty of Engineering, Cairo University, Giza, Egypt, February 15, 1977-December 21, 1982.

- Teaching undergraduate course exercises in Machine Design and Drawing, and Mechanics of Deformable Solids.

- Member of the Organizing and Scientific Committees of the tri-annual Cairo University Conference on Mechanical Design and Production, December 1979-to present.

7. Teaching and Research Assistant, Department of Mechanical Design and Production, Faculty of Engineering, Cairo University, Giza, Egypt, October 10, 1973-February 14, 1977.

- Teaching undergraduate courses in Engineering Drawing, Material Engineering and Testing, and Feasibility Studies of Engineering Projects, Zagazig University in Cairo and Zagazig, Egypt, October 1982-June 1985, and November 1987-June 1990.

- Teaching undergraduate courses in Mechanics of Materials, and Machine Design, Military College, Cairo, Egypt, February 1988-June 1989.

- Teaching short courses in the Failure of Engineering Structures, for industry engineers, organized by the Ministry of Industry, Cairo, Egypt, 1983-1985, and 1987-1988.

- Teaching an undergraduate course in Engineering Drawing. The American University in Cairo, Cairo, Egypt, January 1977-August 1978.

RESEARCH INTERESTS:

Analytical and Experimental Studies in Fracture Mechanics of Metals and Plastics, Plastic Materials and Pipes, Composite Materials, Experimental Stress Analysis, Finite Elements, Applied Mechanics, Failure Analysis, Optimum Design, and Computer Aided Design.

FUNDED RESEARCH PROJECTS:

1. Engineering Applications for the Egyptian Plastics Industries Cairo University / Massachusetts Institute of Technology, Technological Planning Program, Cairo University, Giza, Egypt June 1977-September 1985.

2. Structural Integrity Investigation of the Boilers of El-Nasr Boilers and Pressure Vessels Company (Egypt), Department of Mechanical Design and Production, Faculty of Engineering, Cairo University, Giza, Egypt, January 1979-June 1980.

3. Basic and Applied Studies Towards the Standardization of Plastic Pipes and Fittings, Cairo University / The University of Tennessee, University Linkage Project (FRCU 830605), Cairo University, Giza, Egypt, June 1983-September 1985, and May 1989-December 1989.

MEMBERSHIP OF ENGINEERING SOCIETIES:

Member of The Egyptian Syndicate of Engineers, and The Egyptian Society of Mechanical Engineers, Cairo, Egypt, October 1973-to Present.

PROFESSIONAL ACTIVITIES:

Participating the Committees for Promoting the Egyptian Standards of Plastic Pipes and Fittings used in Potable Water, Sanitary Drainage, and Gas Distribution Lines, General Authority of Standards and Quality Control, Ministry of Industry, Cairo, Egypt, 1985, and 1988.

PUBLICATIONS:

1. Shawki, G.S.A., Metwalli, S.M. and El-Zoghby, A.A.,” Optimum Design of Uniform-Section Disk Springs Under Various Constraints,” ASME Winter Annual Meeting, Atlanta, Georgia, U.S.A., 77-Wa/DE-22, November 27-December 2, 1977.

2. Younan, M.Y.A. and El-Zoghby, A.A.,” Discussion on the Application of the Method of Sections for Determining the Stress-Intensity Factors,” Trans. of the 5th Int. SMiRT Conf., Berlin, W. Germany, B2, August 17-21, 1979, pp. 117-124.

3. Shawki, G.S.A., Metwalli, S.M. and El-Zoghby, A.A., “ Optimization of Radially-Tapered Disk Springs,” Current Advances in Mechanical Design and Production I, Pergamon Press, 1980, pp. 21-32, (Proceedings of the 1st Cairo University MDP Conf., Cairo, Egypt, December 27-29, 1979).

5. El-Zoghby, A.A., Metwalli, S.M. and Shawki, G.S.A., “ Linearized Ridge-Path Method for Function Minimization,” Journal of Optimization Theory and Applications (JOTA), Vol. 30, No. 2, February 1980, pp. 161-179.

6. Bayoumi, S.E., Eleiche, A.M. and El-Zoghby, A.A., “ A Tensile Testing Machine for Polymeric Materials,” Scientific Engineering Bulletin (SEB), Faculty of Engineering, Cairo University, Giza, Egypt, Vol. 2, 1981, 37-45.

7. El-Zoghby, A.A. and Younan, M.Y.A., “ Comparison Between Fracture Mechanics Specimens from Pipes,” Trans. of the 6th Int. SMiRT Conf., Paris, France, Vol. F, F7/7, August 17-21, 1981.

9. El-Zoghby, A.A., Younan, M.Y.A., and Metwalli, S.M., “ Fracture Mechanics Analysis of a Fire Tube Boiler,” Journal of Engineering Fracture Mechanics, Vol. 17, No. 4, 1983, pp. 335-348.

10. El-Zoghby, A.A. and Younan, M.Y.A., “ Effect of Loading System Compliance on the Fracture Toughness of PVC,” Trans. of the 2nd Alexandria University Int. Conf. on Production Engineering, Design and Control (PEDAC), Alexandria, Egypt, Vol. II, MAT-7, December 27-29, 1983, pp. 1188-1193.

11. Ragab, A.R. and El-Zoghby, A.A., “ Evaluation of the Mechanical Behavior of Plain and Spirally-Stiffened Polyvinylchloride Pipes,” ASTM Journal of Testing and Evaluation (JTEVA). Vol. 13, No. 2, March 1985, pp. 137-142.

12. Ahmed, F.S. and El-Zoghby, A.A., “ Fracture Toughness of Nodular and Vermicular Cast Iron,” The Egyptian Foundry men’s Society Magazine (AL-SEBAKA), Vol. 39, September 1988, pp. 31-35.

15.El-Zoghby, A.A., “ Analysis of a Wedge Loaded Centrally Cracked Plate,” Proceedings of the 4th Int. MET-4 Conf. on Mechanical Engineering and Technology, Cairo, Egypt, March 21-23, 1989, Organized by Zagazig University (Egypt), and Leicester Polytechnic (England).

16.El-Zoghby, A.A., “ Determination of Exact Stress-Intensity Factors Using the Method of Sections,” Proceedings of the Egitrib 1st Tribology Conf., Cairo, Egypt, December 20-21, 1989.

2. Younan, M.Y.A. and El-Zoghby, A.A.,” Discussion on the Application of the Method of Sections for Determining the Stress-Intensity Factors,” Trans. of the 5^th Int. SMiRT Conf., Berlin, W. Germany, B2, August 17-21, 1979, pp. 117-124.

3. Shawki, G.S.A., Metwalli, S.M. and El-Zoghby, A.A., “ Optimization of Radially-Tapered Disk Springs,” Current Advances in Mechanical Design and Production I, Pergamon Press, 1980, pp. 21-32, (Proceedings of the 1^st Cairo University MDP Conf., Cairo, Egypt, December 27-29, 1979).

7. El-Zoghby, A.A. and Younan, M.Y.A., “ Comparison Between Fracture Mechanics Specimens from Pipes,” Trans. of the 6^th Int. SMiRT Conf., Paris, France, Vol. F, F7/7, August 17-21, 1981.

10. El-Zoghby, A.A. and Younan, M.Y.A., “ Effect of Loading System Compliance on the Fracture Toughness of PVC,” Trans. of the 2^nd Alexandria University Int. Conf. on Production Engineering, Design and Control (PEDAC), Alexandria, Egypt, Vol. II, MAT-7, December 27-29, 1983, pp. 1188-1193.

15.El-Zoghby, A.A., “ Analysis of a Wedge Loaded Centrally Cracked Plate,” Proceedings of the 4^th Int. MET-4 Conf. on Mechanical Engineering and Technology, Cairo, Egypt, March 21-23, 1989, Organized by Zagazig University (Egypt), and Leicester Polytechnic (England).

16.El-Zoghby, A.A., “ Determination of Exact Stress-Intensity Factors Using the Method of Sections,” Proceedings of the Egitrib 1^st Tribology Conf., Cairo, Egypt, December 20-21, 1989.