Triturated charcoal nano-powder directly brushed on a fiber connector end-face is used for
the first time as a fast saturable absorber for a passively mode-locked erbium-doped fiber …

High repetition rate optical pulses have been used as a light source for a variety of
applications, such as high-speed optical communication [1], biomedical imaging [2], and …

An actively mode-locked laser (AMLL) is subjected to RF modulation frequency detuning
away from its fundamental resonant frequency. The standard theoretical model of mode …

A multiwavelength actively mode-locked fiber ring laser that utilises a single semiconductor
optical amplifier as both a gain and mode-locking element is presented. It is verified …

Twentieth-order rational harmonic mode-locking (RHML) semiconductor optical amplifier
fiber laser (SOAFL) pulses are demonstrated by using 1-GHz backward dark-optical comb …

A backward dark-optical-comb-injection mode-locked semiconductor optical amplifier fiber
laser (SOAFL) with a femtosecond pulse width and an ultrahigh supermode-noise …

We demonstrate wavelength tuning in single-wavelength and multiwavelength
semiconductor fiber ring lasers that are mode locked with an optically injected control signal …

Erbium-doped fiber lasers at repetition rate of 40 and 80 GHz are demonstrated in an
injection-locked and rational harmonic mode-locked ring cavity. The cavity has a …

We investigate the effect of the backward injecting linewidth on the rise/fall time, duty cycle,
and frequency chirp of the 10 Gb/s format-converted pulsed return-to-zero (RZ) data stream …

A repetition rate-and wavelength-tunable fibre ring laser that utilises a reflective semi-
conductor optical amplifier as both a gain and mode-locking element is presented …