Nonlinear spatiotemporal dynamics of femtosecond pulses in a hexagonal seven-core silica
fiber pumped by a sub-μJ 370 fs Er: fiber chirped pulse amplification (CPA) system were …

We report on a highpower femtosecond fiber chirped-pulse amplification system with an
excellent beam quality (M^ 2= 1.2) operating at 250 MHz repetition rate. We demonstrate …

We report the generation of 140 fs pulses with a peak power of up to 270 kW using a fiber
pulse source based on a polarization-maintaining ytterbium-doped fiber amplifier and a …

Efficient generation of 76-W average power of 400-fs pulses at 75-MHz repetition rate by use
of a diode-pumped ytterbium-doped double-clad fiber-based chirped-pulse amplification …

Fiber-based optical-parametric chirped-pulse amplification is reported at 1μm in a
microstructured fiber in the femtosecond regime. The signal has been highly stretched by an …

We implement both chirped pulse amplification and divided pulse amplification in the same
femtosecond fiber amplifier setup. This scheme allows an equivalent stretched pulse …

We present a coherently combined femtosecond fiber chirped-pulse-amplification system
based on a rod-type, ytterbium-doped, multicore fiber with 4?×? 4 cores. A high average …

Femtosecond pulse amplification in a cladding-pumped fiber amplifier is demonstrated for
the first time to our knowledge. Using a cladding-pumped erbium-doped fiber power …

We report on an ytterbium-doped fiber chirped-pulse amplification (CPA) system delivering
millijoule level pulse energy at repetition rates above 100 kHz corresponding to an average …

We report the use of nonlinear compression in a very large mode-area rod-type photonic
crystal fiber. This fiber allows the use of high energy pulses in the few microjoule range. We …