Courses, Seminars, Workshops and Conferences:
1. ICO Topical Meeting 2007 on Optics and Laser Applications in Medicine and Environmental Monitoring for Sustainable Development, Cape Coast, Ghana, 19-24 November 2007
2. 18th TWAS General Meeting, Third world The Academy of Sciences for the Developing Countries, Trieste, Italy, 13-14 November 2007
3. International conference on Functional Materials, , Crimea, Ukraine, October 1-6, 2007
4. Alumni round table discussion, Alexander Von Humboldt, Bonn, Germany, 23 – 25 August 2007
5. Attosecond Physics International Workshop and 391. WE-Heraeus-Seminar, Max Planck Institute for the Physics of Complex Systems, Dresden, Germany, August 01 – 05, 2007
6. XI International Conference on Physics and Technology of Thin Films (ICPTTF-XI), Ivano-Frankivsk, Ukraine, 07 May 2007 – 12 May 2007.
7. Lecture on Thermal, stress and strain effects on nonlinear waveguide sensors, Vasyl Stefanyk’ Prekarpathian University, Ivano-Frankivsk, Ukraine, 11 May 2007
8. The SPIE European Symposium on Optics and Optoelectronics, Congress Centre, Prague, Czech Republic, 16-19 April 2007
9. Nonlinear Physics in Periodic Structures and Metamaterials, International seminar and workshop, Max Planck Institute for the Physics of Complex Systems, Dresden, Germany, March 19 – 30, 2007
10. The First optETH Winter School on Optical Sciences, ETH Zurich, Switzerland, 25 February – 2 March 2007
11. 1st International conference in Laser Science and Engineering and its Applications, , Khartoum- Republic of Sudan, 22- 26/1/2007
12. International Days on Ibn_Al_Haythem, organized by the Tunisian Association of “Young’s in Science”, the Tunisian Optical Society, Tunisia , 26 – 28 December 2006
13. Nonlinear Dynamics of Acoustic Modes in Finite Lattices: Localization, Equipartition, Transport, Max Planck Institute for the Physics of Complex Systems, Dresden, Germany, December 06 – 08, 2006
14. Dynamics and Relaxation in Complex Quantum and Classical Systems and Nanostructures, Seminar and Workshop:, Max Planck Institute for the Physics of Complex Systems, Dresden, Germany, July 24 – October 06, 2006
15. Symposium on Opto- and Microelectronic Devices and Circuits, The Fourth Joint Symposium on Opto- and Circuits, SODC 2006., Duisburg, Germany, 2 – 8 September 2006
16. 7th International Conference on Optical Technologies, Optical Sensors and Measuring Techniques, Exhibition Centre Nuremberg Germany, Proceedings of OPTO Conference, 183-178, 30 May – 1 June 2006
17. Association of Arab Universities, Arab Council for Graduate studies and Scientific Research, Cairo University, Egypt, 27-29 June 2004
18. The International Association of Universities Meeting, Sao Paulo, Brazil, 23-29 July 2004
19. The High Education in Latin America Seminar in Sao Paulo, 25-31 July 2004
20. 3rd International workshop on Laser Physics, Hamburg , Germany, 25-29 August 2003
21. 9the International Symposium on Microwave and Optical Technology, Ostrava , Czech Republic, August 11-15, 2003
22. The Third World Academy of Sciences, TWAS 8th General Conference & 13th General Meeting, TWNSO 7th General Assembly,, New Delhi, India, 19-23 the October, 2002
23. Asian Regional IAP Seminar on the Generation of Experimental Materials and Learning Modules for Science Education, New Delhi, 24-25th October, 2002
24. High-Level Conference on Science and Technology To Group 77, Dubai, Arab United of Emirates, 27-30th October, 2002
25. The 2nd International Conference on the Physics and Application of Spin-Related Phenomena in Semiconductors (PASPS 2002), Würzburg University, 23-27 July, 2002 ,
26. Minisymposium on correlation in Mesoscopie systems, International Centre for Theoretical Physics, ICTP, Italy 2-4 August 2000.
27. The First International Conference on Mathematical Sciences, Al-Ain, United Arab Emirates, 21-24 November 1999
28. The Foundation Meeting of the Society of The Deans of The Arab Universities, Bahrain University, Bahrain, 29-30 Nov., 1999
29. Embedment of Recent telematics Technology in the teaching of University physics, Suez Canal University, 1-5 November, 1998
30. AvH Fellows meeting, Leipzig, Germany, 2-5 October, 1998
31. 5th International workshop on Integrated Non-linear Microwave and Millimeterwave Circuits, IMMC98, Duisburg, Germany, 1-2 October 1998.
32. Winter college on optics, International Centre for Theoretical Physics, ICTP, Trieste, Italy, 4-26 February 1998
33. Third Symposium on the recent developments in computational condensed matter physics, Irbid, Jordan, 16-18 November 1997
34. Workshop on Condensed Matter Physics, International Centre for Theoretical Physics, ICTP, Trieste, Italy, 20 July- 10 August ,1997
35. Workshop on Condensed Matter Physics, International Centre for Theoretical Physics, ICTP, Trieste, Italy, 2-23 August 1996
36. II International Workshops on Non-linear Optics and Applications, Miedzyydroje, Poland, 7-10 September 1994
37. A seminar at the Rhur University, Germany about the non-linear magneto static surface waves, 15 August 1994
38. IUG First symposium on physics, Islamic University of Gaza, 28 May 1994, (Chairman)
39. Workshop on Nonlinear Interactions in Magnetic and Magneto optic Materials’, University of California, Country Side Inn, Costa Mesa, U.S.A, 12-14 December 1993
40. First Symposium on the recent developments in computational condensed matter physics’, Irbid, Jordan, 16-18 November 1992
41. Teaching Methods Course for New Lecturers, University of Manchester, 3-27 Sept.1991
42. Microelectronics Materials and Devices and Technology, University of Manchester Institute of Science and Technology, UMIST, U.K, 1990
43. The International School of Materials Science and Technology, Erice, Sicily, Italy, 1-15 July 1989