Rapid Variations of Si IV Spectra in a Flare Observed by IRIS at a Sub-second Cadence

Juraj Lorincik, Bay Area Environmental Research Institute Moffett Field, Moffett Field, United States, Vanessa Polito, Bay Area Environmental Research Institue, Moffett Field, CA, United States, Bart De Pontieu, Lockheed Martin Solar and Astrophysics Laboratory, Palo Alto, CA, United States, Sijie Yu, New Jersey Institute of Technology, Edison, NJ, United States and Nabil Freij, Universitat de les Illes Balears, Physics, Palma, Spain