Title :
Background-free, quasi-monoenergetic electron beams from a self-injected laser wakefield accelerator
Author :
Banerjee, S. ; Kalmykov, S. ; Powers, N. ; Ramanathan, V. ; C-Smith, N. ; Brown, K. ; Chen, S. ; Moorthi, A. ; Ghebregziabher, I. ; Maharjan, C. ; Shadwick, B. ; Umstadter, D. ; Beck, A. ; Lefebvre, E. ; Cowan, A. ; Bruhwiler, D.
Author_Institution :
Dept. of Phys. & Astron., Univ. of Nebraska, Lincoln, NE, USA
fDate :
Aug. 28 2011-Sept. 1 2011
Abstract :
Stable 200-400-MeV quasi-monoenergetic electron bunches (ΔE/E<;10%), ~ 10-pC charge, and no dark-current are produced when a self-injected laser plasma accelerator is optimized. PIC simulations demonstrate these beams are produced near the threshold for self-injection.
Keywords :
electron beams; free electron lasers; plasma accelerators; PIC simulations; background-free electron beams; electron volt energy 200 MeV to 400 MeV; quasi-monoenergetic electron beams; quasi-monoenergetic electron bunches; self-injected laser plasma accelerator; self-injected laser wakefield accelerator; Electron beams; Laser beams; Laser stability; Measurement by laser beam; Plasmas; Power lasers; Semiconductor lasers;
Conference_Titel :
Quantum Electronics Conference & Lasers and Electro-Optics (CLEO/IQEC/PACIFIC RIM), 2011
Conference_Location :
Sydney, NSW
Print_ISBN :
978-1-4577-1939-4
DOI :
10.1109/IQEC-CLEO.2011.6194137
