Strange VLF bursts in northern Scandinavia: case study of the afternoon "mushroom-like" hiss on 8 December 2013

• Published in: Annales Geophysicae
• Main Authors: J. Manninen, N. G. Kleimenova, A. Kozlovsky, I. A. Kornilov, L. I. Gromova, Y. V. Fedorenko, T. Turunen
• Format: Article in Journal/Newspaper
• Language: English
• Published: Copernicus Publications 2015
• Subjects: Science; Q; Physics; QC1-999; Geophysics. Cosmic physics; QC801-809; Tromsø; Pedersen; EISCAT; Northern Finland
• Online Access: https://doi.org/10.5194/angeo-33-991-2015; https://doaj.org/article/072e128febb249a69bb6dee1725f232c

We investigate a non-typical very low frequency (VLF) 1–4 kHz hiss representing a sequence of separated noise bursts with a strange "mushroom-like" shape in the frequency–time domain, each one lasting several minutes. These strange afternoon VLF emissions were recorded at Kannuslehto (KAN,...