LASER PHOSPHATE GLASS Russian patent published in 2005 - IPC

FIELD: laser engineering.

SUBSTANCE: proposed athermal phosphate glass has following composition: P₂O₅, Al₂O₃, B₂O₃, K₂O, Na₂O, MgO, CaO, SrO, BaO, Nd₂O₃, CeO₂, SiO₂, and Nb₂O₅, proportion of ingredients being as follows, mass percent: P₂O₅, 52 - 66; Al₂O₃, 3 - 6; B₂O₃, 0.3 - 3.3; K₂O, 3 - 8; Na₂O, 1.5 - 5.5; MgO, 0.2 - 2.1; CaO, 0.1 - 3; SrO, 2 - 17; BaO, 0.5 - 21; Nd₂O₃, 0.5 - 6; CeO₂, 0.1 - 1.5; SiO₂, 0.5 - 3; and Nb₂O₅, 1.5 - 9.

EFFECT: facilitated manufacture, enhanced heat resistance, and maximal pumping power of laser athermal phosphate glass.

1 cl, 3 tbl