Broadening and enhancing 2.7 μm emission spectra in Er/Ho co-doped oxyfluoride germanosilicate glass ceramics by imparting multiple local structures to rare earth ions

Qunhuo Liu; Ying Tian; Wenhua Tang; Feifei Huang; Xufeng Jing; Junjie Zhang; Shiqing Xu

doi:10.1364/PRJ.6.000339

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