Presently, phosphors and luminescent materials for lighting, telecommunications, displays,
security inks and marking, as well as for probes in biosciences represent one third of the …

Lasers based on erbium ions using 4 I 11/2​→​ 4 I 13/2 transition can generate laser
radiation in the spectral range from 2.7​ μm to 3​ μm. Since the strong absorption peak of …

Highly Tm3+ doped optical fibers are urgently desirable for 2.0 μm compact single-
frequency fiber laser and high-repetition-rate mode-locked fiber laser. Here, we …

Tm^ 3+ doped barium gallo-germanate (BGG) glass has emerged as a promising 2.0 μm
laser material offering excellent optical property. Unfortunately, low anti-crystallization ability …

High gain and better optical properties are the key requirement for the optical fibers and
amplifiers to meet the current technological demand. In this regard, in the present …

Structural modification of conventional Yb 3+ doped phosphate glass by GeO 2 was shown
to significantly improve both thermal and spectroscopic properties, namely, transition …

Nd 3+-doped glasses in the composition (50-x) B 2 O 3-10 PbO-10 BaO-10 Al 2 O 3-10 ZnO-
10 Na 2 O-(x) Nd 2 O 3 (x= 0.0, 0.1, 0.25, 0.5, 0.75, 1.0, 1.5, and 2.0 mol%) were fabricated …

Efficient lasing of Ga-rich BGG bulk glasses doped with Tm^ 3+ is demonstrated. Two BGG
bulk samples with Tm^ 3+ ion concentrations of 1.27× 10^ 20 cm^− 3 and 2.54× 10^ 20 …

In this study, the structure of glass network was adjusted through controlling the numbers of
non-bridging oxygens (NBOs) and bridging oxygens (BOs) by adding lanthanide additive Lu …

The quenching effect of Pd2+ ions on the blue emission from Tm3+ was investigated for the
first time using barium phosphate glass as model matrix. Glasses containing fixed Tm2O3 at …