3319 20171222170658.0 POSTER-2017-0049 Decraemer, Bieke HELmet streamers In the solar corona and their OScillations (HELIOS) 2017 2017-07-20 NO Zhukov, Andrei Van Doorsselaere, Tom Culham Plasma Physics Summer School, UK bieke.decraemer@observatoire.be CPOSTER