相对论透明机制下的缓冲谱峰质子束
等离子体物理
2014-06-16 v1
摘要
通过光谱分辨的全束流剖面测量，观察到强激光（ Wcm）与超薄 CH 箔相互作用产生了谱峰质子束（ MeV， MeV）。这些束流在箔厚度为 5-100 nm 时可重复产生，并且随着靶厚度减小，发散角变窄，对于 5 nm 厚度降至约。模拟表明，窄能散特征是质子缓冲加速的结果。由于具有更高的荷质比，质子在相对论透明机制驱动的碳等离子体之前跑出。
引用
@article{arxiv.1406.3540,
title = {Buffered spectrally-peaked proton beams in the relativistic-transparency regime},
author = {N. P. Dover and M. J. V. Streeter and C. A. J. Palmer and H. Ahmed and B. Albertazzi and M. Borghesi and D. C. Carroll and J. Fuchs and R. Heathcote and P. Hilz and K. F. Kakolee and S. Kar and R. Kodama and A. Kon and D. A. MacLellan and P. McKenna and S. R. Nagel and M. Nakatsutsumi and D. Neely and M. M. Notley and R. Prasad and G. Scott and M. Tampo and M. Zepf and J. Schreiber and Z. Najmudin},
journal= {arXiv preprint arXiv:1406.3540},
year = {2014}
}