Ultrafast femtosecond mode-locked fiber laser plays an indispensable role in medical
imaging, space ranging, ophthalmology, terahertz spectroscopy, material micromachining …

Although whole-organism calcium imaging in small and semi-transparent animals has been
demonstrated, capturing the functional dynamics of large-scale neuronal circuits in awake …

A simple, compact, and efficient few-cycle laser source at a central wavelength of 1 µm is
presented. The system is based on a high-energy femtosecond ytterbium-doped fiber …

We present a detailed description of the design, construction, and performance of high-
power ultrafast Yb: fiber laser frequency combs in operation in our laboratory. We discuss …

We report on a high-power fiber optical frequency comb consisting of a 250-MHz mode-
locked fiber laser and a three-stage cascaded fiber chirped-pulse amplification system. After …

We report on the generation of 80-W average power 38-fs laser pulse from a 2-m
polarization-maintaining large-mode-area photonic crystal fiber amplifier with high pump …

We report on a fiber-based, Yb-doped, ultrafast laser system capable of outputting 100 W
average power at a repetition rate of 500 kHz. The system uses chirped pulse amplification …

A high-power femtosecond Yb: fiber amplifier operating with exceptional noise performance
and long-term stability is demonstrated. It generates a 10-MHz train of 145-fs pulses at 1.03 …

In this work, we present a femtosecond fiber chirped pulse amplification (FCPA) system with
a temperature-tuned chirped fiber Bragg grating (CFBG) stretcher for uncompensated higher …

The intrinsic fluorescence of bacterial samples has a proven potential for label-free bacterial
characterization, monitoring bacterial metabolic functions, and as a mechanism for tracking …