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Paper Accepted to JGR: Space Physics

  • Writer: Alvin Angeles
    Alvin Angeles
  • 20 hours ago
  • 1 min read


Magnetospheric Multiscale Mission (MMS). Image credit: NASA.
Magnetospheric Multiscale Mission (MMS). Image credit: NASA.

My most recent research paper, The Correlation Function for Magnetic Field Fluctuations at Ion Dissipation Scales in the Solar Wind, was recently accepted for publication at the Journal of Geophysical Research: Space Physics. The paper explores the behavior of small-scale solar wind turbulence at 1 AU using data from the Magnetospheric Multiscale Mission (MMS) and the Advanced Composition Explorer (ACE) missions. Our main findings include:

  1. Correlation analysis of high-resolution, short cadence data reveals ion-scale turbulence at ~100 - 1000 km.

  2. Parallel fluctuations exhibit shorter correlation lengths than transverse ones, indicating stronger compressive dissipation along the magnetic field.

  3. Transverse correlation functions scale approximately as the inverse sine of the magnetic field cone angle, suggesting the dominance of 2D turbulence.

These results advance our our understanding of energy dissipation in the solar wind and have implications for heating and particle acceleration.


Link to paper: Coming Soon!

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