Cross-relaxation processes in Pr 3+ doped selenide glass provided efficient population of
the lowest excited state 3 H 5 of Pr 3+ ions under pulsed pum** by 1.54 µm Er: glass …

This paper presents the progress in the fields of the modelling and design of lanthanide ion-
doped chalcogenide glass fiber lasers. It presents laser cavity designs that have been …

With high refractive indices, appropriate solubility of rare earth, low phonon energy and
transparency from the visible to 10 µm, a Ga-Ge-Sb-S system allows emission from Nd^ 3+ …

We report the design of an ultrashort pulse amplifier based on using a chalcogenide gain
fiber with a praseodymium doped core for operating in the 4-5 μm range on the (3 F 2, 3 H …

In this contribution, a comprehensive experimental study of photoluminescence from Pr^
3+/Dy^ 3+ co-doped selenide-chalcogenide multimode fiber samples is discussed. The …

Abstract Pr (3+)-doped Ga (In) GeAsSe glass fibers having the various core and clad glass
compositions, the core/clad diameters ratio, and 500–2600 ppmw dopant concentrations …

Luminescence intensity dependences on the laser pump powers have been studied for core-
clad Pr-doped Ge-As-Se-Ga (In, I) glass fibers in the 2.4–6 µm spectral range. For the first …

The modeling and design of fiber lasers facilitate the process of their practical realization. Of
particular interest during the last few years is the development of lanthanide ion-doped fiber …

Chalcogenide glasses have attracted much attention for the realization of photonic
components owing to their outstanding optical properties in the mid-infrared (MIR) region …

A series of Ge 10 As 24 Ga 4 Se 62-xEr-yPr (x, y= 0, 0.1, 0.2, 0.3 mol%) chalcogenide
glasses were fabricated and their suitability in optical materials was investigated. The optical …