Rare-earth elements are of interest in several high-tech and environmental application
areas, the two major ones concerning magnetic and optical devices. In the latter field, one …

High power mid-infrared supercontinuum (SC) laser sources are important for a wide range
of applications in sensing, spectroscopy, imaging, defense, and security. Despite recent …

The spectroscopic properties and thermal stability of Er 2 O 3 doped Bi 2 O 3–B 2 O 3–Na 2
O glasses are investigated experimentally. A close correlation is observed between the B 2 …

The Eu 3+-doped lead fluorophosphate glasses of composition 44 P 2 O 5− 17 K 2 O− 9 Al 2
O 3−(24− x) PbF 2− 6 Na 2 O− x Eu 2 O 3, where x= 0.1, 0.5, 1.0 and 2.0 mol%, have been …

Er2O3-doped TeO2–ZnO–La2O3 modified tellurite glasses were prepared by the
conventional melt-quenching method, and the Er3+: 4I13/2→ 4I15/2 fluorescence properties …

Er3+-doped oxyfluorotellurite glasses with four different concentrations of Er3+ ions have
been prepared and investigated their thermal, optical absorption, excitation and …

The Nd 3+-doped gadolinium calcium silica borate (BSGdCaNd) glasses of composition (55-
x) B 2 O 3-10 SiO 2-25 Gd 2 O 3-10 CaO-x Nd 2 O 3, where x= 0.0, 0.05, 0.5, 1.0, 1.5, 2.0 …

Er3+ and Er3+/Yb3+ co-doped tellurite glasses, suitable for developing optical fiber laser
and amplifier, have been elaborated from the conventional melt-quenching method. Results …

Strontium lithium bismuth borate glasses (SLBiB) doped with various concentrations of Er3+
were prepared using conventional melt quenching technique and investigated their …

We report the fabrication of a large mode area tellurite holey fiber from an extruded preform,
with a mode area of 3000? m^ 2. Robust single-mode guidance at 1.55? m was confirmed …