40 citations · 82 across the 3 of their papers we have counts for
3 papers
physics.space-ph2021★ 21 cited
Observations of Asymmetric Lobe Convection for Weak and Strong Tail Activity
A. Ohma, N. Østgaard, J. P. Reistad +6
In this study we use high-quality convection data from the Electron Drift Instrument on board Cluster to investigate how near-Earth tail activity affects the average convection pat…
physics.space-ph2016★ 40 cited
Observation of intrinsically bright terrestrial gamma ray flashes from the Mediterranean basin
T. Gjesteland, N. Østgaard, S. Laviola +7
We present three terrestrial gamma ray flashes (TGFs) observed over the Mediterranean basin by the Reuven Ramaty High Energy Solar Spectroscope Imager (RHESSI) satellite. Since the…
physics.space-ph2016★ 21 cited
A new population of terrestrial gamma-ray flashes in the RHESSI data
N. Østgaard, K. H. Albrechtsen, T. Gjesteland +1
Terrestrial gamma-ray flashes (TGFs) are the most energetic photon phenomenon occurring naturally on Earth. An outstanding question is as follows: Are these flashes just a rare exo…