Plasma-wakefield acceleration of an intense positron beam

被引:107
作者
Blue, BE [1 ]
Clayton, CE
O'Connell, CL
Decker, FJ
Hogan, MJ
Huang, C
Iverson, R
Joshi, C
Katsouleas, TC
Lu, W
Marsh, KA
Mori, WB
Muggli, P
Siemann, R
Walz, D
机构
[1] Univ Calif Los Angeles, Los Angeles, CA 90095 USA
[2] Stanford Linear Accelerator Ctr, Stanford, CA 94309 USA
[3] Univ So Calif, Los Angeles, CA 90089 USA
关键词
D O I
10.1103/PhysRevLett.90.214801
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Plasma wakefields are both excited and probed by propagating an intense 28.5 GeV positron beam through a 1.4 m long lithium plasma. The main body of the beam loses energy in exciting this wakefield while positrons in the back of the same beam can be accelerated by the same wakefield as it changes sign. The scaling of energy loss with plasma density as well as the energy gain seen at the highest plasma density is in excellent agreement with simulations.
引用
收藏
页码:4 / 214801
页数:4
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