On the analytical description of the topside ionosphere by NeQuick: Modeling the scale height through COSMIC/FORMOSAT-3 selected data
A Pignalberi, M Pezzopane… - IEEE Journal of …, 2020 - ieeexplore.ieee.org
The analytical description of the topside ionosphere included in the NeQuick model is
studied in detail. First, the modeled scale height behavior is analyzed at infinity and for the …
studied in detail. First, the modeled scale height behavior is analyzed at infinity and for the …
Topside electron density representations for middle and high latitudes: A topside parameterization for E‐CHAIM based on the NeQuick
DR Themens, PT Jayachandran… - Journal of …, 2018 - Wiley Online Library
In this study, we present a topside model representation to be used by the Empirical
Canadian High Arctic Ionospheric Model (E‐CHAIM). In the process of this, we also present …
Canadian High Arctic Ionospheric Model (E‐CHAIM). In the process of this, we also present …
Ionosphere Variability II: Advances in theory and modeling
I Tsagouri, DR Themens, A Belehaki, JS Shim… - Advances in Space …, 2023 - Elsevier
This paper aims to provide an overview on recent advances in ionospheric modeling
capabilities, with the emphasis in the efforts relevant to electron density variability. The …
capabilities, with the emphasis in the efforts relevant to electron density variability. The …
A bottomside parameterization for the empirical Canadian high arctic ionospheric model
DR Themens, PT Jayachandran, AM McCaffrey… - Radio …, 2019 - ieeexplore.ieee.org
In this study, we present a bottomside model representation to be used by the Empirical
Canadian High Arctic Ionospheric Model (E-CHAIM). This model features a new approach to …
Canadian High Arctic Ionospheric Model (E-CHAIM). This model features a new approach to …
A‐CHAIM: Near‐real‐time data assimilation of the high latitude ionosphere with a particle filter
B Reid, DR Themens, A McCaffrey… - Space …, 2023 - Wiley Online Library
Abstract The Assimilative Canadian High Arctic Ionospheric Model (A‐CHAIM) is an
operational ionospheric data assimilation model that provides a 3D representation of the …
operational ionospheric data assimilation model that provides a 3D representation of the …
Improving topside ionospheric empirical model using FORMOSAT-7/COSMIC-2 data
X Ren, Y Li, D Mei, W Zhu, X Zhang - Journal of Geodesy, 2023 - Springer
The precise description of the topside ionosphere using an ionospheric empirical model has
always been a work in progress. The NeQuick topside model is greatly enhanced by …
always been a work in progress. The NeQuick topside model is greatly enhanced by …
E‐CHAIM as a model of total electron content: Performance and diagnostics
Here, we assess to what extent the Empirical Canadian High Arctic Ionospheric Model (E‐
CHAIM) can reproduce the climatological variations of vertical Total Electron Content (vTEC) …
CHAIM) can reproduce the climatological variations of vertical Total Electron Content (vTEC) …
Optimizing the NeQuick topside scale height parameters through COSMIC/FORMOSAT-3 radio occultation data
A Pignalberi, M Pezzopane… - IEEE Geoscience and …, 2021 - ieeexplore.ieee.org
In this study, the NeQuick topside scale height empirical parameters,, and are globally
retrieved, for the first time, exploiting a selected dataset of about 1.8 M COSMIC/FORMOSAT …
retrieved, for the first time, exploiting a selected dataset of about 1.8 M COSMIC/FORMOSAT …
The limits of empirical electron density modeling: Examining the capacity of E-CHAIM and the IRI for modeling intermediate (1-to 30-day) timescales at high latitudes
The Empirical Canadian High Arctic Ionospheric Model (E-CHAIM) is a new empirical 3-D
electron density model intended as an alternative to the use of conventional standards, such …
electron density model intended as an alternative to the use of conventional standards, such …
Validating the performance of the Empirical Canadian High Arctic Ionospheric Model (E-CHAIM) with in situ observations from DMSP and CHAMP
DR Themens, PT Jayachandran… - Journal of Space …, 2019 - swsc-journal.org
The Empirical Canadian High Arctic Ionospheric Model (E-CHAIM) is a new empirical model
of high latitude ionospheric electron density. While the introductory studies regarding E …
of high latitude ionospheric electron density. While the introductory studies regarding E …