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Related Experiment Video

Updated: Aug 10, 2025

20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier

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Published on: July 12, 2017

Continuously tunable high photon flux high harmonic source.

Alexander Kirsche, Martin Gebhardt, Robert Klas

|February 14, 2023

Summary

This summary is machine-generated.

A new extreme ultraviolet (XUV) source offers tunable photon flux for advanced research. This tunable XUV source utilizes high harmonic generation for precise spectral control.

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Published on: November 22, 2019

Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators

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Published on: May 30, 2014

Related Experiment Videos

Last Updated: Aug 10, 2025

20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier

20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier

Published on: July 12, 2017

Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy

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Published on: November 22, 2019

Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators

Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators

Published on: May 30, 2014

Area of Science:

Physics
Laser Science
Quantum Optics

Background:

Generation of tunable extreme ultraviolet (XUV) radiation is crucial for various scientific investigations.
Existing methods often lack continuous tunability or require complex experimental setups.

Purpose of the Study:

To present a continuously tunable XUV source with high photon flux.
To demonstrate a simple yet effective method for spectral control in XUV generation.

Main Methods:

Utilizing a high-power fiber laser coupled with a multipass cell.
Employing waveguide-based high harmonic generation (HHG).
Achieving spectral tuning via adjustments in laser pulse energy and exploiting nonlinear propagation effects and pulse chirping.

Main Results:

Demonstration of a continuously tunable XUV source with photon flux >10^11 ph/s/eV.
Spectral coverage achieved from 50 eV to 70 eV.
High tuning speed, reproducibility, and reliability due to simple experimental design.

Conclusions:

The presented waveguide-based HHG method provides a state-of-the-art tunable XUV source.
The simple experimental realization ensures reproducible and reliable results.
Future work may enable on-demand pulse-to-pulse switching of XUV radiation.