TY JOUR TI DLP 3D printing of corundum ceramics: development of temperature-time firing modes and physical mechanical properties of sintered ceramics obtained by the additive method KW 3D printing KW ceramics KW fractography KW mechanical properties KW microstructure JO Science intensive technologies in mechanical engineering AU Verhoshanskiy, Y.Y. AU Tkachev, D.A. AU Temirgaliev, A.I. PY 2025 IS 2025 PB Bryansk State Technical University