19–23 Aug 2024
POLIN
Europe/Warsaw timezone

Bayesian optimization for generating attosecond X-ray FEL pulses carrying orbital angular momentum

TUP147-FRA
20 Aug 2024, 16:20
4h 40m
POLIN

POLIN

Mordechaja Anielewicza 6 00-157 Warszawa Poland
Board: TUP147-FRA
Poster Presentation Advanced FEL modes and science applications Poster session

Speaker

Chenzhi Xu (Shanghai Institute of Applied Physics)

Description

Attosecond X-ray pulses carrying orbital angular momentum (OAM) are as a powerful tool for investigating various ultrafast phenomena, offering unique insights into the dynamics of matter at the atomic and molecular level. The self-seeded FEL with OAM (SSOAM) method providing a new way to produce attosecond X-ray vortices pulses with high intensity. In this study, we present our recent progress on optimizing the generation of high-power attosecond X-ray vortices using multi-objective Bayesian optimization.

Authors

Chenzhi Xu (Shanghai Institute of Applied Physics) Jiawei Yan (European XFEL GmbH) Gianluca Geloni (European XFEL GmbH) Christoph Lechner (European XFEL GmbH) Haixiao Deng (Shanghai Institute of Applied Physics)

Presentation materials

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