13. “Novel Pyrene-Based Discoids Exploited: Discovering Materials for Sensors, Electronic and Optoelectronic Devices”, 9th
International Symposium on Functional Pi-Electron Systems”, Atlanta, GA, USA, May 27, 2010.
12. “Interactive Lecturing in Large Classes”, Faculty Seminar on Learning and Teaching Excellence, Center of Teaching and Learning, AUB, Lebanon, April 20, 2010.
11. “Novel Pyrene-Based Discoids Exploited: Discovering Materials for Sensors, Electronic and Optoelectronic Devices”, 238th American Chemical Society Meeting, Washington, DC, United States, Aug 16, 2009.
10. “Click it, Learn it, and Enjoy it”, 7th AUB Faculty Seminar on Teaching and Learning with Technology, Academic Computing Center, AUB, Lebanon, Jun 3, 2009.
9. “Synthesis of Novel Pyrene Discotics for Potential Electronic Applications”, Invited talk, 2nd Multifunctional Nanocomposites and Nanomaterials Conference and Euromed workshop/brokerage event, Sharm El-Sheikh, Egypt, Jan 12, 2008.
8. “What Have We Been Doing The Last Two Years? Synthesis and Investigation of a Wide Range of "Smart" Organic Compounds For Electronic Devices”, Department of Chemistry, American University of Beirut, Lebanon, Apr 25, 2007.
7. “Novel Organic Materials for Electronic Applications”, Invited talk, US-Egypt Workshop on synthesis, characterization and industrial applications of nanoparticles and nanostructured materials, Mubarak City for Scientific Research, Alexandria, Egypt, Nov 13, 2005.
6. “Design and Synthesis of Electron Deficient Materials for Use in Organic Electronics & Optoelectronics”, Department of Chemistry, American University of Beirut, Lebanon, Nov 24, 2004.
5. “Hexaaxatrinaphthylenes: An Unexplored World of Electron-transport Materials”, 227th American Chemical Society Meeting, Anaheim, CA, United States, Mar 30, 2004.
4. “New Aspects about the Synthesis and Photochemistry of Triaryl "Y-Enynes" Bearing Significant Substitution Patterns”, 224th American Chemical Society Meeting, Boston, MA, United States, Aug 18, 2002.
3. “Synthesis, Photocyclization, Stacking, Solvatochromic Properties, and Liquid Crystalline Behavior of Y-Enynes”, The First Ohio Photochemical Society Spring Meeting, Salt Fork State Park, Lore City, OH, United States, Apr 27, 2002.
2. “Triaryl "Y-enynes": an Interesting Chromophore from Different Perspectives”, 223rd American Chemical Society Meeting, Orlando, FL, United States, Apr 8, 2002.
1. “Synthesis, Photocyclization, Stacking, Solvatochromic Properties, and Liquid Crystalline Behavior of Y-Enynes”, Invited seminar, Chemistry Department, American University of Beirut, Lebanon, Dec 12, 2001.