TY - JOUR ID - 10442/7188 A1 - Sarantopoulou, E. A1 - A1 - Kollia, Z. A1 - A1 - Cefalas, A. C. Y1 - 2001/// T1 - YF3 : Nd3+, Pr3+, Gd3+ wide band gap crystals as optical materials for 157-nm photolithography JF - Optical Materials VL - 18 IS - 1 SN - 0925-3467 U3 - 10.1016/s0925-3467(01)00124-0 PB - Elsevier BV, North-Holland SP - 23–26EP - UR - https://hdl.handle.net/10442/7188 ER -