Ultrafast fiber lasers have significant applications in laser communications, ultra-precision
manufacturing, biomedical diagnostics, and so on. Among all the types of ultrashort pulses …

Wide‐spectral saturable absorption (SA) has been experimentally demonstrated in two‐
dimensional (2D) nanomaterials with outstanding performance, such as low saturation …

In this paper, we report 4 different saturable absorbers based on 4 transition metal
dichalcogenides (MoS_2, MoSe_2, WS_2, WSe_2) and utilize them to Q-switch a ring-cavity …

Layered transition metal dichalcogenides with excellent nonlinear absorption properties
have shown remarkable performance in acting as ultrafast photonics devices. In our work …

We experimentally demonstrate a femtosecond mode-locked, all-fiberized laser that
operates in the 2 μm region and that incorporates a saturable absorber based on a bulk …

We experimentally demonstrate the use of a bulk-structured Bi_2Te_3 topological insulator
(TI) as an ultrafast mode-locker to generate femtosecond pulses from an all-fiberized cavity …

The mid-infrared fiber lasers in the 2–3.5 μm spectral regions have been extensively applied
in many application fields, such as biomedicine, telecommunications, military and nonlinear …

We demonstrate the usage of a new saturable absorber material–antimony telluride
(Sb_2Te_3) for efficient mode-locking of an Erbium-doped fiber laser. The Sb_2Te_3 layers …

In this paper, we demonstrated a passively mode-locked erbium-doped fiber (EDF) laser by
incorporating a tungsten disulfide (WS_2) film SA fabricated by pulsed laser deposition …

Graphene and other two-dimensional (2d) crystals are promising materials for photonic and
optoelectronic applications. A key requirement for these applications is the development of …