Nature Communications (Oct 2022)

Direct observations of energy transfer from resonant electrons to whistler-mode waves in magnetosheath of Earth

  • N. Kitamura,
  • T. Amano,
  • Y. Omura,
  • S. A. Boardsen,
  • D. J. Gershman,
  • Y. Miyoshi,
  • M. Kitahara,
  • Y. Katoh,
  • H. Kojima,
  • S. Nakamura,
  • M. Shoji,
  • Y. Saito,
  • S. Yokota,
  • B. L. Giles,
  • W. R. Paterson,
  • C. J. Pollock,
  • A. C. Barrie,
  • D. G. Skeberdis,
  • S. Kreisler,
  • O. Le Contel,
  • C. T. Russell,
  • R. J. Strangeway,
  • P.-A. Lindqvist,
  • R. E. Ergun,
  • R. B. Torbert,
  • J. L. Burch

DOI
https://doi.org/10.1038/s41467-022-33604-2
Journal volume & issue
Vol. 13, no. 1
pp. 1 – 12

Abstract

Read online

Excitation of whistler-mode waves by cyclotron instability is considered as the likely generation process of the waves. Here, the authors show direct observational evidence for locally ongoing secular energy transfer from the resonant electrons to the whistler-mode waves in Earth’s magnetosheath.