Self-seeded free-electron lasers with orbital angular momentum

J Yan, G Geloni - Advanced Photonics Nexus, 2023 - spiedigitallibrary.org
X-ray beams carrying orbital angular momentum (OAM) are an emerging tool for probing
matter. Optical elements, such as spiral phase plates and zone plates, have been widely …

Experimental Synthesis and Demonstration of the Twisted Laguerre–Gaussian Schell-Mode Beam

Y **a, H Wang, L Liu, Y Chen, F Wang, Y Cai - Photonics, 2023 - mdpi.com
The twisted Laguerre–Gaussian Schell-model (TLGSM) beam is a novel type of partially
coherent beam embedded with both the second-order twist phase and the classical vortex …

Rapidly switchable x-ray orbital angular momentum from a free electron laser oscillator

N Huang, H Deng - Applied Physics Letters, 2024 - pubs.aip.org
X-ray vortices carrying tunable orbital angular momentum (OAM) are an emerging tool for x-
ray characterization. However, in contrast to the generation of vortex beams in the visible …

Rapidly Switchable X-ray Angular Momentum from a Free Electron Laser Oscillator

N Huang, H Deng - arxiv preprint arxiv:2311.02474, 2023 - arxiv.org
X-ray vortices carrying tunable Orbital Angular Momentum (OAM) are an emerging tool for X-
ray characterization technology. However, in contrast to the generation of vortex beams in …