Near-infrared (NIR) luminescent quantum dots (QDs) have been studied very intensively.
These QDs have excellent optical properties. Their emitting wavelength can be adjusted by …

Quantum dots (QDs) embedded glass ceramics have been widely studied in laser crystals,
LEDs, optical fiber amplifiers, optoelectronic devices, photocatalysts and sensors owing to …

PbS quantum dots (QDs) with a mean radii of 1.27 nm to 7.32 nm were precipitated in
alkaline-earth silicate glasses enriched in sulfur. A transmission electron microscope image …

We report on the demonstration of a passively Q-switched 1.55 µm fiber laser utilizing a
colloidal PbS quantum dot (QD) thin film as a saturable absorber. Colloidal PbS QD films …

A survey of results on use of semiconductor-doped glass saturable absorbers for near-
infrared passively mode-locked and Q-switched solid-state lasers is presented. Nanosized …

Quantum dot (QD)-doped glasses have been the hotspot for their excellent electronic and
optical properties. Owing to its tunable and broadband near-infrared (NIR) emission by …

We demonstrate a high-energy noise-like pulse (NLP) generated by an Er-doped fiber (EDF)
laser incorporating a PbS quantum dot (QD) polystyrene (PS) composite film as a saturable …

Lasers with emission wavelengths of 1.5 μm are suitable for the eye-safe band and
transparency region of the atmosphere. During extremely bad weather conditions, the …

We report on the development of novel saturable absorbers for erbium lasers based on
transparent glass-ceramics (GCs) containing a mixture of cobalt-doped β-willemite, Co^ 2+ …

The direct and effective synthesis of PbS quantum dots (QDs) in a solid-state matrix is of
great importance in the production and application of PbS QDs photonic devices. The …