AWAKE中质子束散焦：模拟与测量对比
加速器物理
2020-08-31 v1 等离子体物理
摘要
2017年，AWAKE演示了来自CERN超级质子同步加速器(SPS)的400 GeV质子束的播种自调制(SSM)。由SSM偏转的质子的角分布是该过程的定量度量，其与二维（轴对称）粒子网格(PIC)代码LCODE的模拟结果一致。对于 至 粒子间的束流数目、各种等离子体密度梯度（）以及两种等离子体密度（ 和 ），均达成一致。该一致仅在足够宽的模拟箱（至少五个等离子体波长）情形下取得。
引用
@article{arxiv.2008.11392,
title = {Proton beam defocusing in AWAKE: comparison of simulations and measurements},
author = {A. A. Gorn and M. Turner and E. Adli and R. Agnello and M. Aladi and Y. Andrebe and O. Apsimon and R. Apsimon and A. -M. Bachmann and M. A. Baistrukov and F. Batsch and M. Bergamaschi and P. Blanchard and P. N. Burrows and B. Buttenschon 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 L. H. Deubner and A. Dexter and G. P. Djotyan 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 B. Goddard and I. Gorgisyan and E. Granados and M. Granetzny and O. Grulke and E. Gschwendtner and V. Hafych and A. Hartin and A. Helm and J. R. Henderson and A. Howling and M. Huther and R. Jacquier and I. Yu. Kargapolov and M. A. Kedves and F. Keeble and M. D. Kelisani 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 P. I. Morales Guzman and M. Moreira and T. Nechaeva and H. Panuganti and A. Pardons and F. Pena Asmus and A. Perera and A. Petrenko and J. Pucek and A. Pukhov and B. Raczkevi and R. L. Ramjiawan and S. Rey and H. Ruhl and H. Saberi and O. Schmitz and E. Senes and P. Sherwood and L. O. Silva and R. I. Spitsyn and P. V. Tuev and F. Velotti and L. Verra and V. A. Verzilov and J. Vieira and C. P. Welsch and B. Williamson and M. Wing and J. Wolfenden and B. Woolley and G. Xia and M. Zepp and G. Zevi Della Porta},
journal= {arXiv preprint arXiv:2008.11392},
year = {2020}
}
备注
8 pages, 9 figures, 1 table