Interstitial bismuth dimers and single atoms as possible centres of broadband near-IR luminescence in bismuth-doped glasses

V. O. Sokolov, V. G. Plotnichenko, E. M. Dianov

Absorption, luminescence and Raman spectra of interstitial bismuth atoms, ${\mathrm{Bi}}^0$, and negatively charged dimers, ${\mathrm{Bi}}^{2-}$, in alumosilicate, germanosilicate, p…