In Er3+-doped antimony silicate glasses, no compositional dependence was observed for the Judd-Ofelt Ω6 parameter and local phonon energy. These results suggest that the Er3+ ions are surrounded selectively by Sb2O3-rich phase.
© 2003 Optical Society of America
M. Onishi, S. Tanabe, and K. Hirao, "Spectroscopy of Er3+ doped antimony silicate glasses for broad-band amplifier," in Optical Amplifiers and Their Applications, OSA Technical Digest Series (Optical Society of America, 2003), paper WC3.
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