Germanium oxide (GeO2) and tellurium oxide (TeO2) based glasses are classed as the
heavy metal oxide glasses, with phonon energies ranging between 740cm− 1 and 880cm …

The effects of fluorine substitution in zinc tellurite glass system doped with rare earths on the
spectral properties of the Er3+ ions are investigated. Differential thermal analysis, vibrational …

This paper reviews the progress made on Nd3+, Er3+, and Yb3+ doped laser glasses at
SIOM, China. Key properties of Nd: phosphate and Nd: fluorophosphate (FP) laser glasses …

Nd3+, Er3+ single‐doped and Nd3+/Er3+ codoped tellurite glasses were prepared via a
melt‐quenching technique, and their optical transition properties were studied in the …

Tungsten–tellurite glass is proposed as a host for broadband erbium-doped fibre amplifiers
(EDFA). The spectroscopic properties of Er3+-doped tungsten–tellurite glass are described …

(100− x) TeO2− xNb2O5 (x= 5–20) niobic tellurite glasses doped with 0.5 mol.% Er2O3 were
synthesized, and their thermal, mechanical, and spectroscopic properties were measured …

A thin film based erbium doped tellurium oxide (TeO_2) waveguide amplifier producing gain
from 1500nm to 1640nm when pumped at 980nm is demonstrated. At measured internal …

55 μm laser technology has been widely applied in many fields such as military, information
and communications, and biomedical. With the continuous progress in these fields, the …

BaGd2ZnO5: Dy3+ phosphors were synthesized by a traditional solid-state reaction. The
crystal structure of the phosphors was characterized by X-ray diffraction (XRD). The blue …

Amplification properties have been compared in Er^ 3+, Er^ 3+/Eu^ 3+ and Er^ 3+/Ce^ 3+
doped tellurite glass fibers using a 980 nm pum** scheme. The pump efficiency has been …