Laser-driven plasma collider for nuclear studies

  • Changbo Fu
  • , Jie Bao
  • , Liming Chen
  • , Jianjun He
  • , Long Hou
  • , Liang Li
  • , Yanfei Li
  • , Yutong Li
  • , Guoqian Liao
  • , Yongjoo Rhee
  • , Yang Sun
  • , Shiwei Xu
  • , Dawei Yuan
  • , Xiaopeng Zhang
  • , Gang Zhao
  • , Jiarui Zhao
  • , Baojun Zhu
  • , Jianqiang Zhu
  • , Jie Zhang

Research output: Contribution to journalArticlepeer-review

17 Scopus citations

Abstract

A novel method of initiating nuclear fusion reactions in a full plasma environment was suggested, and a proof-of-concept experiment was carried out with the D+D→n+3He reaction. In this new approach, two plasma jets generated by high-intensity lasers collide head-on-head. The center-of-mass energy of the nuclei increases accordingly, and therefore, reaction products can be significantly enhanced, especially in the sub-Coulomb barrier ranges. As a result of the fusion reaction, up to ∼7.6×105 neutrons had been observed. This new type of “plasma collider” could provide an innovative tool to study nuclear reactions under astrophysical conditions.

Original languageEnglish
Pages (from-to)1211-1213
Number of pages3
JournalScience Bulletin
Volume60
Issue number13
DOIs
StatePublished - 9 Jul 2015
Externally publishedYes

Keywords

  • D–D neutron
  • High-intensity laser
  • Laboratory nuclear astrophysics
  • Plasma collider

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