Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation

Search Page

Filters

My NCBI Filters

Text availability

Article attribute

Article type

Publication date

Search Results

26 results

Filters applied: . Clear all
Results are displayed in a computed author sort order. The Results By Year timeline is not available.
Page 1
Very-high-frequency oscillations in the main peak of a magnetar giant flare.
Castro-Tirado AJ, Østgaard N, Göǧüş E, Sánchez-Gil C, Pascual-Granado J, Reglero V, Mezentsev A, Gabler M, Marisaldi M, Neubert T, Budtz-Jørgensen C, Lindanger A, Sarria D, Kuvvetli I, Cerdá-Durán P, Navarro-González J, Font JA, Zhang BB, Lund N, Oxborrow CA, Brandt S, Caballero-García MD, Carrasco-García IM, Castellón A, Castro Tirado MA, Christiansen F, Eyles CJ, Fernández-García E, Genov G, Guziy S, Hu YD, Nicuesa Guelbenzu A, Pandey SB, Peng ZK, Pérez Del Pulgar C, Reina Terol AJ, Rodríguez E, Sánchez-Ramírez R, Sun T, Ullaland K, Yang S. Castro-Tirado AJ, et al. Among authors: ostgaard n. Nature. 2021 Dec;600(7890):621-624. doi: 10.1038/s41586-021-04101-1. Epub 2021 Dec 22. Nature. 2021. PMID: 34937892
Radio emissions from double RHESSI TGFs.
Mezentsev A, Østgaard N, Gjesteland T, Albrechtsen K, Lehtinen N, Marisaldi M, Smith D, Cummer S. Mezentsev A, et al. Among authors: ostgaard n. J Geophys Res Atmos. 2016 Jul 16;121(13):8006-8022. doi: 10.1002/2016JD025111. Epub 2016 Jul 14. J Geophys Res Atmos. 2016. PMID: 27774368 Free PMC article.
Relativistic electrons from sparks in the laboratory.
Østgaard N, Carlson BE, Nisi RS, Gjesteland T, Grøndahl Ø, Skeltved A, Lehtinen NG, Mezentsev A, Marisaldi M, Kochkin P. Østgaard N, et al. J Geophys Res Atmos. 2016 Mar 27;121(6):2939-2954. doi: 10.1002/2015JD024394. Epub 2016 Mar 18. J Geophys Res Atmos. 2016. PMID: 27840781 Free PMC article.
Spectral Characteristics of VLF Sferics Associated With RHESSI TGFs.
Mezentsev A, Lehtinen N, Østgaard N, Pérez-Invernón FJ, Cummer SA. Mezentsev A, et al. Among authors: ostgaard n. J Geophys Res Atmos. 2018 Jan 16;123(1):139-159. doi: 10.1002/2017JD027624. Epub 2018 Jan 9. J Geophys Res Atmos. 2018. PMID: 29527426 Free PMC article.
Gamma Ray Glow Observations at 20-km Altitude.
Østgaard N, Christian HJ, Grove JE, Sarria D, Mezentsev A, Kochkin P, Lehtinen N, Quick M, Al-Nussirat S, Wulf E, Genov G, Ullaland K, Marisaldi M, Yang S, Blakeslee RJ. Østgaard N, et al. J Geophys Res Atmos. 2019 Jul 16;124(13):7236-7254. doi: 10.1029/2019JD030312. Epub 2019 Jul 8. J Geophys Res Atmos. 2019. PMID: 31598449 Free PMC article.
A terrestrial gamma-ray flash and ionospheric ultraviolet emissions powered by lightning.
Neubert T, Østgaard N, Reglero V, Chanrion O, Heumesser M, Dimitriadou K, Christiansen F, Budtz-Jørgensen C, Kuvvetli I, Rasmussen IL, Mezentsev A, Marisaldi M, Ullaland K, Genov G, Yang S, Kochkin P, Navarro-Gonzalez J, Connell PH, Eyles CJ. Neubert T, et al. Among authors: ostgaard n. Science. 2020 Jan 10;367(6474):183-186. doi: 10.1126/science.aax3872. Epub 2019 Dec 11. Science. 2020. PMID: 31826957
Observation of the onset of a blue jet into the stratosphere.
Neubert T, Chanrion O, Heumesser M, Dimitriadou K, Husbjerg L, Rasmussen IL, Østgaard N, Reglero V. Neubert T, et al. Among authors: ostgaard n. Nature. 2021 Jan;589(7842):371-375. doi: 10.1038/s41586-020-03122-6. Epub 2021 Jan 20. Nature. 2021. PMID: 33473225
Spectral Observations of Optical Emissions Associated With Terrestrial Gamma-Ray Flashes.
Heumesser M, Chanrion O, Neubert T, Christian HJ, Dimitriadou K, Gordillo-Vazquez FJ, Luque A, Pérez-Invernón FJ, Blakeslee RJ, Østgaard N, Reglero V, Köhn C. Heumesser M, et al. Among authors: ostgaard n. Geophys Res Lett. 2021 Feb 28;48(4):2020GL090700. doi: 10.1029/2020GL090700. Epub 2021 Feb 20. Geophys Res Lett. 2021. PMID: 34511659 Free PMC article.
26 results