- PhD student Viviana Bressi, PhD student of Cycle XXXVI of the PhD course in Engineering and Chemistry of Materials and Constructions of the University of Messina (Tutor Home Institution Prof. Claudia Espro), carried out a PhD thesis in co-supervision with the University of Cordoba, Spain (Tutor Host Institution, Prof. Alina Balu).
- PhD student Jennifer Navia Mendoza, PhD student of the XXXVII Cycle of the PhD in Quimica Fine of the University of Cordoba (Tutor Home Institution, Prof. Alina Balu) carried out a thesis in co-tutorship with the PhD in Engineering and Chemistry of Materials and Constructions of the University of Messina (Tutor Host Institution Prof. Claudia Espro).
- Ph.D. student Hazem Zemzemi, XL Cycle of the National Doctorate Diploma in LMD system CHEMISTRY, University of Gafsa, Tunisia (Tutor Home Institution, Prof. Ramzi Khiari), is carrying out a doctoral thesis in co-tutorship with the Ph.D. of Engineering of the University of Messina (Tutor Host Institution Prof. Claudia Espro).
- PhD student Jihane Khadhraoui; XL Cycle PhD student, High School of Sciences and Technology of Hammam Sousse, University of Sousse, Tunisia (Tutor Home Institution Prof. Cherif Dridi) is carrying out a PhD thesis in cotutelle with the PhD in Engineering of the University of Messina (Tutor Host Institution Prof. Giovanni Neri).