Linear multimode optical systems have enabled clean experimental observations and the
applications of numerous phenomena that continually extend the boundaries of wave …

The overall goal of photonics research is to understand and control light in new and richer
ways to facilitate new and richer applications. Many major developments to this end have …

The fundamental principles and experimental implementations of multipass cells used as a
platform for nonlinear optics are reviewed. Embedding a nonlinear medium in a multipass …

The pulse duration at the output of femtosecond lasers is usually close to the Fourier limit,
and can be shortened by increasing the spectral width. To this end, use is made of self …

Softphotonics has emerged as a new discipline that utilizes soft matter (ie, liquids, gels, bio‐
materials) as waveguide materials with versatile functionalities. The flexible properties of soft …

In this Letter, we investigate the energy-scaling rules of hollow-core fiber (HCF)-based
nonlinear pulse propagation and compression merged with high-energy Yb-laser …

Recent developments in ultrafast laser technology have resulted in novel few-cycle sources
in the mid-infrared. Accurately characterizing the time-dependent intensities and electric …

Raman scattering has found renewed interest owing to the development of gas-filled hollow-
core fibers, which constitute a unique platform for exploration of novel ultrafast nonlinear …

Femtosecond long-wave-infrared (LWIR) pulses have found applications in several fields,
but their generation is limited to CO _2 lasers and solid-state frequency converters …

Gas-filled hollow-core fibers have over the last three decades emerged as a key technology
for ultrafast nonlinear optics and strong-field physics. Today, noble gas-filled capillary and …