Prospects for free-electron lasers powered by plasma-wakefield-accelerated beams

M Galletti, R Assmann, ME Couprie, M Ferrario… - Nature …, 2024 - nature.com
Plasma-wakefield-based acceleration technology has the potential to revolutionize the field
of particle accelerators. By providing acceleration gradients orders of magnitude larger than …

Seeded free-electron laser driven by a compact laser plasma accelerator

M Labat, JC Cabadağ, A Ghaith, A Irman, A Berlioux… - Nature …, 2023 - nature.com
Free-electron lasers generate high-brilliance coherent radiation at wavelengths spanning
from the infrared to the X-ray domains. The recent development of short-wavelength seeded …

Cascaded hard X-ray self-seeded free-electron laser at megahertz repetition rate

S Liu, C Grech, M Guetg, S Karabekyan… - Nature …, 2023 - nature.com
High-resolution X-ray spectroscopy in the sub-nanosecond to femtosecond time range
requires ultrashort X-ray pulses and a spectral X-ray flux considerably larger than that …

An X-ray free-electron laser with a highly configurable undulator and integrated chicanes for tailored pulse properties

E Prat, A Al Haddad, C Arrell, S Augustin, M Boll… - Nature …, 2023 - nature.com
X-ray free-electron lasers (FELs) are state-of-the-art scientific tools capable to study matter
on the scale of atomic processes. Since the initial operation of X-ray FELs more than a …

Status and future of the soft X-ray free-electron laser beamline at the SHINE

T Liu, N Huang, H Yang, Z Qi, K Zhang, Z Gao… - Frontiers in …, 2023 - frontiersin.org
The Shanghai High repetition rate XFEL and Extreme light facility (SHINE) is under
construction and aims at generating X-rays between 0.4 and 25 keV with three FEL …

Low-loss stable storage of 1.2 Å X-ray pulses in a 14 m Bragg cavity

R Margraf, R Robles, A Halavanau, J Kryzywinski… - Nature …, 2023 - nature.com
We present an experimental demonstration of a stable, low-loss, large X-ray cavity operating
at 1.2 Å wavelength. The cavity consists of four separate high-reflectivity single crystal …

Resonant X-ray excitation of the nuclear clock isomer 45Sc

Y Shvyd'ko, R Röhlsberger, O Kocharovskaya, J Evers… - Nature, 2023 - nature.com
Resonant oscillators with stable frequencies and large quality factors help us to keep track of
time with high precision. Examples range from quartz crystal oscillators in wristwatches to …

The MING proposal at SHINE: Megahertz cavity enhanced X-ray generation

NS Huang, ZP Liu, BJ Deng, ZH Zhu, SH Li… - Nuclear Science and …, 2023 - Springer
The cavity-based X-ray free-electron laser (XFEL) has promise in producing fully coherent
pulses with a bandwidth of a few meV and very stable intensity, whereas the currently …

Active q-switched x-ray regenerative amplifier free-electron laser

J Tang, Z Zhang, J Morgan, E Hemsing, Z Huang - Physical Review Letters, 2023 - APS
Despite tremendous progress in x-ray free-electron laser (FEL) science over the last decade,
future applications still demand fully coherent, stable x rays that have not been …

Generation of entanglement using a short-wavelength seeded free-electron laser

S Nandi, A Stenquist, A Papoulia, E Olofsson… - Science …, 2024 - science.org
Quantum entanglement between the degrees of freedom encountered in the classical world
is challenging to observe due to the surrounding environment. To elucidate this issue, we …