ELECTROMAGNETIC CYCLOTRON WAVES (ECWS) ARE EXTENSIVELY OBSERVED IN THE SOLAR WIND FROM 0.3 TO 1 AU. THEY APPEAR TO BE LEFT-HAND OR RIGHT-HAND POLARIZED IN THE SPACECRAFT FRAME AND PROPAGATE IN DIRECTIONS CLOSE TO THE BACKGROUND MAGNETIC FIELD. ON
$181,068FY2020National Aeronautics and Space AdministrationNASA
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