| abstract |
The present invention relates to an oxyhalide glass matrix including 0-70 mol.% SiO2, 5-35 mol.% Al2O3, 1-50 mol.% B2O3, 5-35 mol.% R2O, 0-12 wt.% F, 0-12 wt.% C1, and 0 to 0.2 mol.% rare earth element, wherein R is Li, Na, K, Rb, or Cs. The present invention further relates to a method of producing the glass matrix and to a method of modifying the spectral properties of an oxyhalide glass. |