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Related papers: Arbitrarily Structured Laser Pulses

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A method is proposed to control the transverse motion and X-ray emission of an electron beam in a laser driven wakefield by tuning the laser spatial chirp. The dispersion of a transversely chirped laser pulse and the transverse nonuniform…

Plasma Physics · Physics 2020-01-08 H Xiao , M Chen , S M Weng , L M Chen , Z M Sheng , J Zhang

Plasma-based optics have emerged as a powerful platform for manipulating and amplifying ultra-intense laser pulses. However, the inherently nonlinear and dynamic nature of plasma leads to significant spatial, spectral, and temporal…

Plasma Physics · Physics 2025-12-30 Sk Rakeeb , Animesh Sharma , Sagar Dam , Ameya Parab , Amit Lad , Yash. M. Ved , Amita Das , G. Ravindra Kumar

Electrostatic waves play a critical role in nearly every branch of plasma physics from fusion to advanced accelerators, to astro, solar, and ionospheric physics. The properties of planar electrostatic waves are fully determined by the…

Plasma Physics · Physics 2023-09-18 J. P. Palastro , K. G. Miller , R. K. Follett , D. Ramsey , K. Weichman , A. V. Arefiev , D. H. Froula

A practical approach is proposed for efficiently generating ultrashort attosecond pulses (APs) from realistic solid-state materials, aiming to optimize pulse width effectively. By adjusting the photon energy while maintaining a constant…

Optics · Physics 2025-02-25 Xinyuan Zhang , Shiqi Hu , Mengxue Guan , Sheng Meng

The generation of attosecond X-ray pulses has garnered significant attention within the X-ray free-electron laser (FEL) community due to their potential for ultrafast time-resolved studies. Such pulses enable the investigation of electron…

Accelerator Physics · Physics 2025-12-01 Tu Lingjun , Sun Hao , Yi Huaiqian , Zeng Li , Liang Yifan , Yu Yong , Wang Xiaofan , Zhang Weiqing

The reliability of autonomous systems depends on their robustness, i.e., their ability to meet their objectives under uncertainty. In this paper, we study spatiotemporal robustness of temporal logic specifications evaluated over…

Artificial Intelligence · Computer Science 2026-05-19 Oliver Schön , Lars Lindemann

In nonlinear Thomson scattering, a relativistic electron reflects and re-radiates the photons of a laser pulse, converting optical light to x rays or beyond. While this extreme frequency conversion offers a promising source for probing…

Effects of nonlinearity in Thomson scattering of a high intensity laser pulse from electrons are analyzed. Analytic expressions for laser pulse shaping in amplitude and frequency are obtained which control spectrum broadening for…

Plasma Physics · Physics 2014-12-09 S. G. Rykovanov , C. G. R. Geddes , C. B. Schroeder , E. Esarey , W. P. Leemans

Biologically inspired photonic structures are the key for technological advances and for miniaturized lasers. Here random lasers in dye-doped titania with the disordered structure of paper are proposed. Sharp electromagnetic resonances with…

Despite extensive exploration of acoustic vortices carrying orbital angular momentum (OAM), the generation of acoustic vortices with OAM orientations beyond the conventional longitudinal direction remains largely unexplored. Spatiotemporal…

Applied Physics · Physics 2024-06-27 Shuai Liu , Hao Ge , Xiang-Yuan Xu , Yuan Sun , Xiao-Ping Liu , Ming-Hui Lu , Yan-Feng Chen

Spatiotemporal optical vortices (STOVs) are short pulses that present a vortex whose axis is perpendicular to the main propagation direction. We present analytic expressions for these pulses that satisfy exactly Maxwell's equation, by…

Optics · Physics 2024-06-05 S. Vo , R. Gutiérrez-Cuevas , M. A. Alonso

We present a concept for selective excitation of magnetostatic surface waves with quasi-discrete spectrum using spatially patterned femtosecond laser pulses inducing either ultrafast change of magnetic anisotropy or inverse Faraday effect.…

A laser is based on the electromagnetic modes of its resonator, which provides the feedback required for oscillation. Enormous progress has been made in controlling the interactions of longitudinal modes in lasers with a single transverse…

Airy beams, celebrated for their self-acceleration, diffraction-free propagation, and self-healing properties, have garnered significant interest in optics and photonics, with applications spanning ultrafast optics, laser processing,…

Optics · Physics 2025-06-09 Zhaofeng Huang , Xiaolin Su , Qian Cao , Andy Chong , Qiwen Zhan

The saturated dynamics of a Single-Pass Free Electron Laser is considered within a simplified mean-field approach. A method is proposed to increase the size of the macro-particle, which is responsible for the oscillations of the intensity…

Chaotic Dynamics · Physics 2007-10-25 Romain Bachelard , Andrea Antoniazzi , Cristel Chandre , Duccio Fanelli , Michel Vittot

We analyze the collective behavior of a lattice model of pulse-coupled oscillators. By studying the intrinsic dynamics of each member of the population and their mutual interactions we observe the emergence of either spatio-temporal…

Condensed Matter · Physics 2009-10-28 A. Diaz-Guilera , Alex Arenas , A. Corral , C. J. Perez

At the laser acceleration of self-injected electron bunch by plasma wakefield it is important to form bunch with small energy spread and small size. It has been shown that laser-pulse shaping on radius, intensity and shape controls…

Plasma Physics · Physics 2020-09-11 V. I. Maslov , D. S. Bondar , V. Grigorencko , I. P. Levchuk , I. N. Onishchenko

This paper presents a new approach to distributed controller design that exploits a partial-structure representation of linear time invariant systems to characterize the structure of a system. This partial-structure representation, called…

Optimization and Control · Mathematics 2012-09-18 Anurag Rai , Sean Warnick

In this paper we discuss possibilities to manipulate a matter-wave with time-dependent potentials. Assuming a specific setup on an atom chip, we explore how one can focus, accelerate, reflect, and stop an atomic wave packet, with, for…

Quantum Physics · Physics 2015-05-14 M. Nest , Y. Japha , R. Folman , R. Kosloff

Compton scattering of short and ultra short (sub-cycle) laser pulses off mildly relativistic electrons is considered within a QED framework. The temporal shape of the pulse is essential for the differential cross section as a function of…

High Energy Physics - Phenomenology · Physics 2015-06-22 Alexander I. Titov , Burkhard Kampfer , Takuya Shibata , Atsushi Hosaka , Hideaki Takabe