Dr. Toma was invited to give a seminar talk at the University of Pisa, Department of Pharmacy.

Dr. Toma visited the GIGA at University of Liège in Liège, Belgium and introduced each other's research. Thank you very much for the warm welcome.

Dr. Toma visited Prof. Nicolas Docquier and presented his research at a workshop "SMART environments for the aging brain" with ICTEAM at UCLouvain in Louvain-la-Neuve, Belgium. Thank you very much for the warm welcome.

Dr. Toma visited the University College, Léonard de Vinci (HE VINCI) in Brussels, Belgium and exchanged information about their international cooperation programs and curricula. Thank you for the warm welcome.

Dr. Toma visited the Centre of Excellence in Information and Communication Technologies (CETIC) in Charleroi, Belgium and had a discussion about the research. Thank you for the warm welcome.

Dr. Jakub Dostalek from FZU (Institute of Physics of the Czech Academy of Sciences), Prague, Czech Republic, visited our laboratory and gave a talk at the seminar. Thank you very much for the exciting discussion!

Dr. Toma gave an invited talk at a seminar at FZU: Institute of Physics of the Czech Academy of Sciences, Prague, Czech Republic. Thank you very much, Dr. Dostalek, for this wonderful opportunity!

Dr. Toma was invited to give a seminar talk at the University of Pisa, Department of Chemistry and Industrial Chemistry. It was a great opportunity to share our research and engage in insightful discussions with faculty and students. Thank you to Prof. Di Bari for the kind invitation!

Dr. Toma was invited to give a seminar talk at Technical University of Munich, Munich Institute of Biomedical Engineering. Thank you very much, Prof. Dr. Wolfrum, for this wonderful opportunity!

Prof. Dr. Andreas Offenhäusser‬ from Forschungszentrum Jülich, Germany, visited our new laboratory. We had a fruitful discussion about bioelectronics and biosensors. It was an exciting and pleasant time. Thank you!