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Related papers: TeV acceleration in a Matryoshka plasma channel

200 papers

Plasma acceleration has emerged as a promising technology for future particle accelerators, particularly linear colliders. Significant progress has been made in recent decades toward high-efficiency and high-quality acceleration of…

Accelerator Physics · Physics 2024-03-06 G. J. Cao , C. A. Lindstrøm , E. Adli , S. Corde , S. Gessner

Plasma accelerators sustain extreme field gradients, and potentially enable future compact linear colliders. Although tremendous progress has been achieved in accelerating electron beams in a plasma accelerator, positron acceleration with…

Accelerator Physics · Physics 2022-10-03 S. Diederichs , C. Benedetti , M. Thévenet , E. Esarey , J. Osterhoff , C. B. Schroeder

A new scheme of proton acceleration from a laser-driven near-critical-density plasma is proposed. Plasma with a tailored density profile allows a two-stage acceleration of protons. The protons are pre-accelerated in the laser-driven…

Plasma Physics · Physics 2019-02-13 Y. Wan , I. A. Andriyash , J. F. Hua , C. -H. Pai , W. Lu , W. B. Mori , C. Joshi , V. Malka

When a black hole accretes plasmas at very low accretion rate, an advection-dominated accretion flow (ADAF) is formed. In an ADAF, relativistic electrons emit soft gamma-rays via Bremsstrahlung. Some MeV photons collide with each other to…

High Energy Astrophysical Phenomena · Physics 2018-11-26 Kouichi Hirotani

Imaging Atmospheric Cherenkov Telescopes have revealed more than 100 TeV sources along the Galactic Plane, around 45% of them remain unidentified. However, radio observations revealed that dense molecular clumps are associated with 67% of…

High Energy Astrophysical Phenomena · Physics 2018-09-05 Kouichi Hirotani , Hung-Yi Pu , Satoki Matsushita

We describe a simple scheme, truncated-channel injection, to inject electrons directly into the wakefield driven by a drive pulse guided by an all-optical plasma channel. We use this approach to generate dark-current-free 1.2 GeV, 4.5 %…

Recent experimental and theoretical results have demonstrated the possibility of accelerating electrons in the MeV range by focusing tightly a few-cycle laser beam in ambient air. Using Particle-In-Cell (PIC) simulations, this configuration…

Fundamental questions on the nature of matter and energy have found answers thanks to the use of particle accelerators. Societal applications, such as cancer treatment or cancer imaging, illustrate the impact of accelerators in our current…

Accelerator Physics · Physics 2017-05-31 V. Malka

Compact laser-driven accelerators are versatile and powerful tools of unarguable relevance on societal grounds for the diverse purposes of science, health, security, and technology because they bring enormous practicality to…

We present experimental results of vacuum laser acceleration (VLA) of electrons using radially polarized laser pulses interacting with a plasma mirror. Tightly focused radially polarized laser pulses have been proposed for electron…

Plasma Physics · Physics 2021-01-04 N. Zaïm , D. Guénot , L. Chopineau , A. Denoeud , O. Lundh , H. Vincenti , F. Quéré , J. Faure

Plasma wakefield accelerators are capable of sustaining gigavolt-per-centimeter accelerating fields, surpassing the electric breakdown threshold in state-of-the-art accelerator modules by 3-4 orders of magnitude. Beam-driven wakefields…

Laser driven plasma accelerators promise much shorter particle accelerators but their development requires detailed simulations that challenge or exceed current capabilities. We report the first direct simulations of stages up to 1 TeV from…

Accelerator Physics · Physics 2015-05-20 J. -L. Vay , C. G. R. Geddes , E. Cormier-Michel , D. P. Grote

The Horizon 2020 Project EuPRAXIA (European Plasma Research Accelerator with eXcellence In Applications) is preparing a conceptual design for a highly compact and cost-effective European facility with multi-GeV electron beams using plasma…

Preformed plasma channels are essential for guiding high-power laser pulses over extended distances in laser wakefield accelerators, enabling the generation of multi-GeV electron beams for applications such as free-electron lasers and…

Plasma Physics · Physics 2026-03-24 Tianliang Zhang , Jianyi Liu , Shuang Liu , Ran Li , Fei Li , Jianfei Hua , Wei Lu

THz radiation promises breakthrough advances in compact advanced accelerators due to the high frequency and GV/m fields achievable, orders of magnitude larger than in conventional radiofrequency (RF) based accelerators. Compared to…

Accelerator Physics · Physics 2018-03-07 Emma Curry , Siara Fabbri , Jared Maxson , Pietro Musumeci , Avraham Gover

The development of high gradient acceleration and tight phase-space control of high power beams is a key element for future lepton and hadron colliders since the increasing demands for higher energy and luminosity significantly raise costs…

Accelerator Physics · Physics 2015-12-09 Y. M. Shin , A. H. Lumpkin , R. M. Thurman-Keup

We show that net amplification of surface plasmons is achieved in channel in a metal plate due to nonradiative excitation by quantum dots. This makes possible lossless plasmon transmission lines in the channel as well as the amplification…

Mesoscale and Nanoscale Physics · Physics 2015-05-28 A. A. Lisyansky , I. A. Nechepurenko , A. V. Dorofeenko , A. P. Vinogradov , A. A. Pukhov

Plasma accelerators are rapidly evolving toward user-relevant machines with increasing repetition rates, particle energies and average beam powers. Despite their compact size, the operational characteristics of plasma accelerators are…

As one of the leading acceleration mechanisms in laser-driven underdense plasmas, direct laser acceleration (DLA) is capable of producing high-energy-density electron beams in a plasma channel for many applications. However, the mechanism…

Plasma Physics · Physics 2021-04-28 F. -Y. Li , P. K. Singh , S. Palaniyappan , C. -K. Huang

Plasma acceleration promises to deliver high-energy particle beams by combining, or staging, several low- or medium-energy accelerator stages. However, chromatic aberrations from the combination of high divergence and energy spread make it…

Accelerator Physics · Physics 2026-04-21 C. A. Lindstrøm , E. Adli , J. B. B. Chen , P. Drobniak , A. Huebl , D. Kalvik , C. E. Mitchell , F. Peña , K. N. Sjobak