English
Related papers

Related papers: Analytical bunch compression studies for FLUTE

200 papers

The evolution of the electron density during electron cloud formation can be reproduced using a bunch-to-bunch iterative map formalism. The reliability of this formalism has been proved for RHIC [1] and LHC [2]. The linear coefficient has a…

Accelerator Physics · Physics 2014-11-21 T. Demma , S. Petracca , A. Stabile

The ALICE experiment is dedicated to the study of the quark gluon plasma in heavy-ion collisions at the CERN LHC. The Muon Forward Tracker (MFT) is under consideration by the ALICE experiment to be part of its program of detectors upgrade…

High Energy Physics - Experiment · Physics 2019-08-14 Antonio Uras

Bunches of high charge (up to 10 nC) are compressed in length in the CTF II magnetic chicane to less than 0.2 mm rms. The short bunches radiate coherently in the chicane magnetic field, and the horizontal and longitudinal phase space…

Accelerator Physics · Physics 2014-11-18 H. H. Braun , R. Corsini , L. Groening , F. Zhou , A. Kabel , T. Raubenheimer , R. Li , T. Limberg

We develop an analytical theory of coherent (scaled quadratically with the number of particles) radiation and coherent radiation friction in a head-on collision of a dense charged particle bunch with an intense laser pulse. We demonstrate…

Plasma Physics · Physics 2026-05-28 E. G. Gelfer , A. M. Fedotov , M. P. Malakhov , Th. Benahmed , J. Custodio , O. Klimo , S. Weber

This paper presents a measurement of quantities related to the formation of jets from high-energy quarks and gluons (fragmentation). Jets with transverse momentum 100 GeV $<p_T<$ 2.5 TeV and pseudorapidity $|\eta| < 2.1$ from an integrated…

High Energy Physics - Experiment · Physics 2019-12-03 ATLAS Collaboration

3D kinetic-scale turbulence is studied numerically in the regime where electrons are strongly magnetized (the ratio of plasma species pressure to magnetic pressure is $\beta_e=0.1$ for electrons and $\beta_i=1$ for ions). Such a regime is…

Plasma Physics · Physics 2023-07-05 Cristian Vega , Vadim Roytershteyn , Gian Luca Delzanno , Stanislav Boldyrev

Space charge effects play significant role in modern-day accelerators. These effects frequently constrain attainable beam parameters in an accelerator - or - in an accelerator chain. They also could limit the luminosity of hadron colliders…

Accelerator Physics · Physics 2015-06-19 Vladimir N. Litvinenko , Gang Wang

Deep-learning-based compressor has received interests recently due to much improved compression ratio. However, modern approaches suffer from long execution time. To ease this problem, this paper targets on cutting down the execution time…

Machine Learning · Computer Science 2022-04-04 Yu Mao , Yufei Cui , Tei-Wei Kuo , Chun Jason Xue

This paper is the first in a series which develops the theory of emittance dynamics based on simple statistical reasoning. Emittance is a central quantity used to characterize the quality of electron microscopes, photon sources and particle…

Accelerator Physics · Physics 2020-06-02 Brandon S. Zerbe , Phil M. Duxbury

Three dimensional, particle-in-cell, fully electromagnetic simulations of electron plasma wake field acceleration in the blow out regime are presented. Earlier results are extended by (i) studying the effect of longitudinal density…

Plasma Physics · Physics 2019-05-02 David Tsiklauri

It is shown that high accelerating gradient can be obtained in a specially constructed system of electron (positron) bunches, moving in cold plasma,with definite density. These combined bunch systems do not generate the wake fields behind…

Accelerator Physics · Physics 2008-02-03 A. Amatuni , S. G. Arutunian , M. R. Mailian

Numerical modeling of electromagnetic waves is an important tool for understanding the interaction of light and matter, and lies at the core of computational electromagnetics. Traditional approaches to injecting and evolving electromagnetic…

Computational Physics · Physics 2023-07-12 K. Weichman , K. G. Miller , B. Malaca , W. B. Mori , J. R. Pierce , D. Ramsey , J. Vieira , M. Vranic , J. P. Palastro

The accelerating adoption of Large Language Models (LLMs) in software engineering (SE) has brought with it a silent crisis: unsustainable computational cost. While these models demonstrate remarkable capabilities in different SE tasks, they…

Software Engineering · Computer Science 2026-04-29 Ajmain Inqiad Alam , Palash Roy , Chanchal K. Roy , Banani Roy , Kevin A. Schneider

We present a status update on the dedicated R\&D facility SINBAD which is currently under construction at DESY. The facility will host multiple independent experiments on the acceleration of ultra-short electron bunches and novel, high…

Linear acceleration emission is one of the mechanisms that might explain intense coherent emissions of radio pulsars. This mechanism is not well understood, however, because the effects of collective plasma response and nonlinear plasma…

High Energy Astrophysical Phenomena · Physics 2023-07-12 Jan Benáček , Patricio A. Muñoz , Jörg Büchner , Axel Jessner

As computer simulations continue to grow in size and complexity, they present a particularly challenging class of big data problems. Many application areas are moving toward exascale computing systems, systems that perform $10^{18}$ FLOPS…

Shallow, CNOT-efficient quantum circuits are crucial for performing accurate computational chemistry simulations on current noisy quantum hardware. Here, we explore the usefulness of non-iterative energy corrections, based on the method of…

Chemical Physics · Physics 2023-05-03 Ilias Magoulas , Francesco A. Evangelista

Due to their ultra-short duration and peak currents in the kA range, laser-wakefield accelerated electron bunches are promising drivers for ultrafast X-ray generation in compact free-electron-lasers (FELs), Thomson-scattering or betatron…

Plasma Physics · Physics 2015-12-23 M. Heigoldt , S. I. Bajlekov , A. Popp , K. Khrennikov , J. Wenz , S. W. Chou , B. Schmidt , S. M. Hooker , S. Karsch

The design of the LHC and future colliders aims their operation with high intensity beams, with bunch population, $N_p$, of the order of $10^{11}$. This is dictated by a desire to study very rare processes with maximum data sample. HEP…

Accelerator Physics · Physics 2016-09-08 B. B. Levchenko

We present a method for producing sub-100 fs electron bunches that are suitable for single-shot ultrafast electron diffraction experiments in the 100 keV energy range. A combination of analytical results and state-of-the-art numerical…