Free-electron crystals for enhanced X-ray radiation

LWW Wong, X Shi, A Karnieli, J Lim, S Kumar… - Light: Science & …, 2024 - nature.com
Bremsstrahlung—the spontaneous emission of broadband radiation from free electrons that
are deflected by atomic nuclei—contributes to the majority of X-rays emitted from X-ray tubes …

Quantum Nanophotonics with Energetic Particles: X-rays and Free Electrons

X Shi, WW Lee, A Karnieli, LM Lohse, A Gorlach… - arXiv preprint arXiv …, 2024 - arxiv.org
Rapid progress in precision nanofabrication and atomic design over the past 50 years has
ushered in a succession of transformative eras for molding the generation and flow of light …

[PDF][PDF] Photonic Quantum State Tomography Using Free Electrons

A Gorlach, S Malka, A Karnieli… - Physical Review …, 2024 - kaminer.net.technion.ac.il
The tomography of photonic quantum states is key in quantum optics, impacting quantum
sensing, computing, and communication. Conventional detectors are limited in their …

Free electrons spin-dependent Kapitza–Dirac effect in two-dimensional triangular optical lattice

J Tian, F Liu, X Xiong, Y Huang - Nanophotonics, 2024 - degruyter.com
The free electron spin dynamics in Kapitza–Dirac (KD) effect had been studied theoretically
in one-dimensional standing wave of EUV to X-ray laser with extremely high intensity, which …

Femtosecond phase-space correlations in few-particle photoelectron pulses

R Haindl, V Di Giulio, A Feist, C Ropers - arXiv preprint arXiv:2412.11929, 2024 - arxiv.org
Coulomb interactions impose fundamental limits on the brightness of continuous and pulsed
electron beams. When multiple electrons leave a field emitter within a space-time volume of …