Nature Communications (Oct 2022)

Observation of a new type of self-generated current in magnetized plasmas

  • Yong-Su Na,
  • Jaemin Seo,
  • Yoonji Lee,
  • Gyungjin Choi,
  • Minseo Park,
  • Sangjin Park,
  • Sumin Yi,
  • Weixing Wang,
  • Min-Gu Yoo,
  • Minsoo Cha,
  • Beomsu Kim,
  • Young-Ho Lee,
  • Hyunsun Han,
  • Boseong Kim,
  • Chanyoung Lee,
  • SangKyeun Kim,
  • SeongMoo Yang,
  • Cheol-Sik Byun,
  • Hyun-Seok Kim,
  • Jinseok Ko,
  • Woochang Lee,
  • Taik Soo Hahm

DOI
https://doi.org/10.1038/s41467-022-34092-0
Journal volume & issue
Vol. 13, no. 1
pp. 1 – 7

Abstract

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Fusion devices like tokamaks require plasma current to generate magnetic field for plasma confinement. Here the authors report an observation of a self-generated anomalous current that contributes up to 30% of the total current in the fusion plasma at KSTAR.