Single-shot transverse coherence in seeded and unseeded free-electron lasers: A comparison

M Pop, E Allaria, F Curbis, G Geloni, M Manfredda… - … Review Accelerators and …, 2022 - APS
The advent of x-ray free-electron lasers (FELs) drastically enhanced the capabilities of
several analytical techniques, for which the degree of transverse (spatial) coherence of the …

Combined speckle-and propagation-based single shot two-dimensional phase retrieval method

AFT Leong, DS Hodge, K Kurzer-Ogul, S Marchesini… - Optics …, 2024 - opg.optica.org
Single-shot two-dimensional (2D) phase retrieval (PR) can recover the phase shift
distribution within an object from a single 2D x-ray phase contrast image (XPCI). Two …

Statistical analysis of a self-seeded x-ray free-electron laser in the presence of the microbunching instability

Z Zhang, G Marcus, E Hemsing, WM Fawley… - … Review Accelerators and …, 2020 - APS
Self-seeding is one of the most promising methods to improve the longitudinal coherence
and spectral purity of free-electron lasers (FELs). Measurements of the multishot-averaged …

[PDF][PDF] Studies on experiments and free-electron laser concepts with a transverse gradient undulator

F Jafarinia - 2021 - ediss.sub.uni-hamburg.de
Free-electron lasers (FELs) are the fourth generation of synchrotron light sources operating
in the ultraviolet and X-ray wavelength range. The large size and the high costs of such …

Coherence properties of third and fourth generation x-ray sources. Theory and experiment

A Singer - 2013 - osti.gov
Interference effects are among the most fascinating optical phenomena. For instance, the
butterflies and soap bubbles owe their beautiful colors to interference effects. They appear …

Statistical characterization of an x-ray FEL in the spectral domain

A Lutman, Z Huang, J Krzywinski, J Wu… - Advances in X-ray …, 2017 - spiedigitallibrary.org
We have experimentally measured and characterized a Self-Amplified Spontaneous
Emission (SASE) Free Electron Laser (FEL) in the spectral domain. Spectra were captured …