Invited talks
35. M. Girtan, On the Properties of Perovskites Thin Films for Solar Cells, 26th Congress of SCTM 20-23 September 2023, Ohrid, Macedonia
34. M. Girtan, On the physical properties of MAPbI3 perovskites thin films as highly applicative materials for the fourth generation solar cells, Modtech 14-17 June 2023 (web) Bucharest Romania
33. M. Girtan , Next materials for future photonics devices , EMRS, 2nd June 2023, Symp. O, Strasbourg, France
32. M. Girtan, La crise énergétique les solutions du futur, Centre, Innofeit, Faculté d'électrotechnique et des technologies d'information, Skopje, 6 December 2022
31. M.Girtan, Oxide/Metal/Oxide as transparent electrodes for perovskite and organic solar cells, Invited speaker TCM-TOEO, 8th International Symposium on Transparent Conductive Materials & 12th International Symposium on Transparent Oxide and Related Materials for Electronics and Optics , 16-21 October 2022, Hersonissos, Crete
30. M.Girtan, From Electronics and Photonics Towards Plasmonics and Future Solar Energy Devices, Invited keynote lecture ECAI-2022, IEEE, 14th International conference on Electronics, Computers and Artificial Intelligence, 30 June 2022, Ploiesti
29. M.Girtan, Manufactured technologies for solar cells fabrication: from first to third generation , seminar Al. Cuza University, Iasi, 8 December 2021
28. M.Girtan, On the Physical Properties of CH3NH3PBI3 Thin Films for Solar Energy Conversion Systems (Web), Invited talk, 3rd June 2021, EMRS , Strasbourg
27. M.Girtan, Understanding the energy concept and the perspectives for future solar energy devices (Web), Invited talk, 24 March 2021, Institut Français, Pristina, Kosovo
26. M.Girtan, Les energies vertes en France et en Europe (Web), Débat d’idées en ligne : « Le réchauffement climatique dans les Balkans et les énergies propres » Invited talk, Institut Français, 27 November 2020, Skopje, Macedonia
25. M. Girtan, Plenary lecture , Invited, Modtech Conference, (Web) 26 June 2020, Eforie Nord
24. M. Girtan, Electronics and photonics towards new solar energy devices, 26 February 2020, Utrecht, Netherlands
23. M. Girtan, Ellipsometric modelling as a solution to reduce the experimental tests and the waste of materials in the optimization of multilayers thin films fabrication process, 8 November 2018, Dublin Institute of Technology, Ireland
22. M. Girtan, Future solar energy devices, Invited talk, 20-th International Conference-School Advanced Materials and Technologies, August 27-31, 2018, Palanga, Lithuania
21. M. Girtan, Solar energy and photonics devices, Invited seminar, 22 August 2018, Angstrom Laboratory, Uppsala University, Sweden
20. M. Girtan, Solar energy conversion systems, Invited seminar, 14 June 2018, Dublin Institute of Technology
19. M. Girtan, Future solar energy devices, Invited seminar, 11 June 2018, Trinity College Dublin
18. M. Girtan, Solar cells and photonics devices , Invited seminar, 24 May 2018, INSA - Rennes
17. M. Girtan, L. Hrostea, B. Negulescu, Ellipsometric modelling in the optimization of thin films fabrication processes, Invited lecture, Training School - Solutions for critical raw materials, CRM-Extreme, 6-8 February 2018, Sofia, Bulgaria
16. M. Girtan , B. Negulescu, L. Hrostea , M. Boclinca , Reduction and replacement of critical raw material used for transparent electrodes in flat screens, transparent electronics and solar cells, EMRS-fall Meeting, 18-21 September 2017, Warsaw, Poland
15. M. Girtan, Solar cells and photonic devices, Invited talk, ROCAM, 11-14 July, 2017, Bucharest
14. M. Girtan, Trends on the new generation solar cells research, Invited seminar, 19 December 2016, Vilnius University
13. M. Girtan, Electronics and photonics towards plasmonics and new solar energy devices, Invited lecture, PAMS-2, Cluj-Napoca, 8-14 Sept. 2016
12. M. Girtan, Electronics and photonics towards plasmonics and new solar energy devices, Invited lecture, “Lights of the World”, event organised by UNESCO in the frame of the International Year of Light 2015 , 30th October - 1st November 2015, Palace of the Parliament, Bucharest
11. M. Girtan, On the Electrical and Photoelectrical Properties of Conducting Polymers for Organic Solar Cells, Invited lecture, International Summer School on Materials for Energy Conversion, 6-11 July, 2015, Bucharest, Romania
10. M. Girtan, Trends in the new generation solar cells research, Invited lecture, ROCAM, 7-10 July 2015, Bucharest, Romania
9. M. Girtan, On the polymer : fullerene organic solar cells, Invited seminar, 5th March 2014, Physics Department, University College Dublin
8. M. Girtan, On the electrical and photo-electrical properties of some conducting polymers used in organic solar cells, Invited talk, 12th July 2013, Department of Chemistry, University of Athens
7. M. Girtan, Electronics and Photonics: Two Sciences in the Benefit of Solar Energy Conversion, Invited lecture, Advanced Workshop on Solar Energy Conversion, 21-23 May, 2012, Bucharest (video)
6. M. Girtan, On the stability of the electrical and photoelectrical propetries of P3HT:PCBM solar cells thin films components
Invited talk, 29th October 2012, Theoretical and Physical Chemistry Institute, National Hellenic Research Foundation, Athens
5. M. Girtan,The Role and the Properties of Organic and Inorganic Transparent Conducting Films for Organic and Hybrid Solar Cells, Invited lecture, chair person, 10th International Symposium on Advanced Organic Photonics, 1st International Symposium in Super-hybrid Materials, 28th -September - 2nd October 2010, Tokyo, Japan
4. M. Girtan, Transparent and conducting thin films with applications in organic solar cells, Seminaire invité, 30.07.2010, National Institute of Materials Physics, Bucharest
3. M. Girtan, Le rôle des oxydes transparents et conducteurs dans les cellules solaires de troisième génération, Seminaire invité, 17.06.2010, XLIM, Limoges, France
2. M. Girtan, Films minces pour électronique plastique. Dispositifs, Seminaire invité, 27.04.2010, Institut Charles Sadron, Strasbourg, France
1. M. Girtan, Transparent conductors for organic electronics applications, Invited lecture, Japan-Europe Joint Workshop -The 9th International Symposium on Advanced Organic Photonic, ISAOP-9, 3rd and 4th September 2009, Bunratty, Shannon, Ireland