Generating intense ultrashort pulses with high spatial quality has opened up possibilities for ultrafast and strong-field science. It is so important that the Nobel Prize in Physics 2018 was given to ...

Ultrashort mid-infrared (mid-IR) laser pulses are essential for applications such as molecular spectroscopy, nonlinear microscopy, and biomedical imaging, but their generation often relies on complex ...

Three-dimensional schematic and cross-sectional view of a holmium-doped ZBLAN photonic crystal fiber, illustrating the microstructured air-hole cladding, air-hole diameter (dₐ), and pitch (Λ). The ...