Author: Zhao, Y.Y.
Paper Title Page
TUPMY018 Recent Progress of Proton Acceleration at Peking University 1588
SUPSS027   use link to see paper's listing under its alternate paper code  
 
  • Q. Liao, Y.X. Geng, C. Lin, H.Y. Lu, W.J. Ma, X.Q. Yan, Y.Y. Zhao
    PKU, Beijing, People's Republic of China
 
  We study the enhanced laser ion acceleration using near critical density plasma lens attached to the front of a solid target. The laser quality is spontaneously improved by the plasma lens and energy density of hot electrons is greatly increased by the direct laser acceleration mechanism. Both factors will induce stronger sheath electric field at the rear surface of the target, which accelerates ions to a higher energy. Particle-in-cell simulations show that proton energy can be increased 2-3 times compared with single solid target. This result provides the opportunities for applications of laser plasma accelerator, such as cancer therapy. Further experiments will soon be carried out on 200 TW laser acceleration system at Peking University.  
DOI • reference for this paper ※ DOI:10.18429/JACoW-IPAC2016-TUPMY018  
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