The Role of Heterovalent P+5/Si+4 Substitution on the Microhardness of Ag6+x(P1-xSix)S5I Single Crystals. - Shender, I. O.; Filep, M. J.; Kokhan, O. P.; Bilanych, V. S.; Pogodin, A. I.; Malakhovska, T. O. (Physics & Chemistry of Solid State, 2026)