相对论性粒子束在等离子体中的不稳定性与种子自调制之间的转变
等离子体物理
2021-04-28 v1 加速器物理
摘要
我们利用相对论性电离前沿为长质子束在等离子体中的自调制提供不同的初始横向尾场振幅。我们通过实验表明，在足够的初始振幅（ MV/m）下，沿束流的调制相位在事件间是可复现的，沿整个束流的 rms 变化为 3% 至 7%（相对于 2）。对于较低的初始振幅，相位不可复现。我们观测到了这两种机制之间的转变。相位可复现性对于确定性的外部粒子注入加速至关重要。
引用
@article{arxiv.2012.09676,
title = {Transition between Instability and Seeded Self-Modulation of a Relativistic Particle Bunch in Plasma},
author = {F. Batsch and P. Muggli and R. Agnello and C. C. Ahdida and M. C. Amoedo Goncalves and Y. Andrebe and O. Apsimon and R. Apsimon and A. -M. Bachmann and M. A. Baistrukov and P. Blanchard and F. Braunmüller and P. N. Burrows and B. Buttenschön and A. Caldwell and J. Chappell and E. Chevallay and M. Chung and D. A. Cooke and H. Damerau and C. Davut and G. Demeter and H. L. Deubner and S. Doebert and J. Farmer and A. Fasoli and V. N. Fedosseev and R. Fiorito and R. A. Fonseca and F. Friebel and I. Furno and L. Garolfi and S. Gessner and I. Gorgisyan and A. A. Gorn and E. Granados and M. Granetzny and T. Graubner and O. Grulke and E. Gschwendtner and V. Hafych and A. Helm and J. R. Henderson and M. Hüther and I. Yu. Kargapolov and S. -Y. Kim and F. Kraus and M. Krupa and T. Lefevre and L. Liang and S. Liu and N. Lopes and K. V. Lotov and M. Martyanov and S. Mazzoni and D. Medina Godoy and V. A. Minakov and J. T. Moody and K. Moon and P. I. Morales Guzmán and M. Moreira and T. Nechaeva and E. Nowak and C. Pakuza and H. Panuganti and A. Pardons and A. Perera and J. Pucek and A. Pukhov and R. L. Ramjiawan and S. Rey and K. Rieger and O. Schmitz and E. Senes and L. O. Silva and R. Speroni and R. I. Spitsyn and C. Stollberg and A. Sublet and A. Topaloudis and N. Torrado and P. V. Tuev and M. Turner and F. Velotti and L. Verra and V. A. Verzilov and J. Vieira and H. Vincke and C. P. Welsch and M. Wendt and M. Wing and P. Wiwattananon and J. Wolfenden and B. Woolley and G. Xia and M. Zepp and G. Zevi Della Porta},
journal= {arXiv preprint arXiv:2012.09676},
year = {2021}
}
备注
Letter and Supplemental Material, 6 figures, 8 pages