Search Results - "Nesse, H."

Observations of Electron Precipitation During Pulsating Aurora and Its Chemical Impact by Tesema, Fasil, Partamies, Noora, Tyssøy, H. Nesse, Kero, Antti, Smith‐Johnsen, C.

“…Pulsating auroras (PsAs) are low‐intensity diffuse aurora, which switch on and off with a quasiperiodic oscillation period from a few seconds to ∼10 s. They…”
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Energetic electron precipitation into the middle atmosphere—Constructing the loss cone fluxes from MEPED POES by Nesse Tyssøy, H., Sandanger, M. I., Ødegaard, L.‐K. G., Stadsnes, J., Aasnes, A., Zawedde, A. E.

“…The impact of energetic electron precipitation (EEP) on the chemistry of the middle atmosphere (50–90 km) is still an outstanding question as accurate…”
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Cutoff latitude variation during solar proton events: Causes and consequences by Nesse Tyssøy, H., Stadsnes, J.

“…To accurately quantify the effect of solar proton events (SPEs) on the atmosphere requires a good estimate of the particle energy deposition in the middle…”
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Energetic Electron Precipitation During Slot Region Filling Events by Nesse, H., Babu, E. M., Salice, J. A., Funke, B.

“…The slot region marks the equatorward boundary of the energetic electron precipitation (EEP). There are, however, numerous reports where energetic electrons…”
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Determining Latitudinal Extent of Energetic Electron Precipitation Using MEPED On-Board NOAA/POES by Tyssoy, H. Nesse, Maliniemi, V., Salice, J. A., Millan, R. M., Richardson, I. G.

“…Energetic Electron Precipitation (EEP) from the plasma sheet and the radiation belts ionizes the polar lower thermosphere and mesosphere. EEP increases the…”
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Occurrence and average behavior of pulsating aurora by Partamies, N., Whiter, D., Kadokura, A., Kauristie, K., Nesse Tyssøy, H., Massetti, S., Stauning, P., Raita, T.

“…Motivated by recent event studies and modeling efforts on pulsating aurora, which conclude that the precipitation energy during these events is high enough to…”
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The effect of energetic electron precipitation on middle mesospheric night-time ozone during and after a moderate geomagnetic storm by Daae, M., Espy, P., Nesse Tyssøy, H., Newnham, D., Stadsnes, J., Søraas, F.

“…Using a ground‐based microwave radiometer at Troll Station, Antarctica (72°S, 2.5°E,L = 4.76), we have observed a decrease of 20–70% in the mesospheric ozone,…”
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Intercomparison of the POES/MEPED Loss Cone Electron Fluxes With the CMIP6 Parametrization by Tyssøy, H. Nesse, Haderlein, A., Sandanger, M. I., Stadsnes, J.

“…Quantitative measurements of medium energy electron (MEE) precipitation (>40 keV) are a key to understand the total effect of particle precipitation on the…”
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Exploring the Predictability of the High‐Energy Tail of MEE Precipitation Based on Solar Wind Properties by Salice, J. A., Nesse, H., Babu, E. M., Smith‐Johnsen, C., Richardson, I. G.

“…Medium Energy Electron (MEE) precipitation (≳30 keV) ionizes the mesosphere and initiates chemical reactions, which ultimately can reduce mesospheric and…”
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An Updated Geomagnetic Index-Based Model for Determining the Latitudinal Extent of Energetic Electron Precipitation by Nesse, H., Hatch, S. M., Olsen, N., Salice, J. A., Richardson, I. G.

“…Energetic Electron Precipitation (EEP) from the Earth's plasma sheet and the radiation belts is an important feature of atmospheric dynamics through their…”
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HEPPA III Intercomparison Experiment on Electron Precipitation Impacts: 1. Estimated Ionization Rates During a Geomagnetic Active Period in April 2010 by Nesse Tyssøy, H., Sinnhuber, M., Asikainen, T., Bender, S., Clilverd, M. A., Funke, B., Kamp, M., Pettit, J. M., Randall, C. E., Reddmann, T., Rodger, C. J., Rozanov, E., Smith‐Johnsen, C., Sukhodolov, T., Verronen, P. T., Wissing, J. M., Yakovchuk, O.

“…Precipitating auroral and radiation belt electrons are considered an important part of the natural forcing of the climate system. Recent studies suggest that…”
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Information representation in an oscillating neural field model modulated by working memory signals by Nesse, William H, Clark, Kelsey L, Noudoost, Behrad

“…We study how stimulus information can be represented in the dynamical signatures of an oscillatory model of neural activity-a model whose activity can be…”
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Heppa III Intercomparison Experiment on Electron Precipitation Impacts: 2. Model‐Measurement Intercomparison of Nitric Oxide (NO) During a Geomagnetic Storm in April 2010 by Sinnhuber, M., Nesse Tyssøy, H., Asikainen, T., Bender, S., Funke, B., Hendrickx, K., Pettit, J. M., Reddmann, T., Rozanov, E., Schmidt, H., Smith‐Johnsen, C., Sukhodolov, T., Szeląg, M. E., Kamp, M., Verronen, P. T., Wissing, J. M., Yakovchuk, O. S.

“…Precipitating auroral and radiation belt electrons are considered to play an important part in the natural forcing of the middle atmosphere with a possible…”
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The Predictive Capabilities of the Auroral Electrojet Index for Medium Energy Electron Precipitation by Tyssøy, H. Nesse, Partamies, N., Babu, E. M., Smith-Johnsen, C., Salice, J. A.

“…The chemical imprint of the energetic electron precipitation on the atmosphere is now acknowledged as a part of the natural forcing of the climate system. It…”
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Variations in cutoff latitude during the January 2012 solar proton event and implication for the distribution of particle energy deposition by Nesse Tyssøy, H., Stadsnes, J., Søraas, F., Sørbø, M.

“…Protons in the energy range 1–20 MeV deposit most of their energy in the middle atmosphere (60–100 km). Knowledge of their magnetic latitudinal and local time…”
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Tooth substance removal for crown versus filling therapy by Øilo, M, Nesse, H

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Observation of 27 day solar cycles in the production and mesospheric descent of EPP-produced NO by Hendrickx, K., Megner, L., Gumbel, J., Siskind, D. E., Orsolini, Y. J., Tyssøy, H. Nesse, Hervig, M.

“…Nitric oxide (NO) is produced by energetic particle precipitation (EPP) in the mesosphere‐lower thermosphere (MLT) region, and during the polar winter, NO can…”
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Differential Contributions of Inhibitory Subnetwork to Visual Cortical Modulations Identified via Computational Model of Working Memory by Nesse, William H., Bahmani, Zahra, Clark, Kelsey, Noudoost, Behrad

“…Extrastriate visual neurons show no firing rate change during a working memory (WM) task in the absence of sensory input, but both αβ oscillations and spike…”
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Effects of Energetic Particle Precipitation on Stratospheric Temperature During Disturbed Stratospheric Polar Vortex Conditions by Edvartsen, J. Ø., Maliniemi, V., Nesse, H.

“…Recently, observational and re‐analysis studies have outlined potentially enhanced influence of Energetic Particle Precipitation (EPP) either at times…”
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Changes in upper mesospheric and lower thermospheric temperatures caused by energetic particle precipitation by Nesse Tyssøy, H., Stadsnes, J., Sørbø, M., Mertens, C. J., Evans, D. S.

“…A statistical evaluation on the upper mesospheric and lower thermospheric temperature effects caused by energetic particle precipitation is performed on the…”
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