[HTML][HTML] Lower-thermosphere–ionosphere (LTI) quantities: current status of measuring techniques and models

M Palmroth, M Grandin, T Sarris… - Annales …, 2021 - angeo.copernicus.org
The lower-thermosphere–ionosphere (LTI) system consists of the upper atmosphere and the
lower part of the ionosphere and as such comprises a complex system coupled to both the …

Significant east‐west electron density differences occurring in less than 30 longitude over the ocean during the recovery phase of a strong geomagnetic storm in solar …

J Kuai, Q Ma, T Yu, K Wu, H Sun… - Journal of Geophysical …, 2025 - Wiley Online Library
We conducted observational studies of ionospheric responses to the geomagnetic storm on
12 May 2021. We selected three cases that the electron density altitude profiles observed by …

Equatorial and low-latitude ionospheric TEC response to CIR-driven geomagnetic storms at different longitude sectors

T Dugassa, JB Habarulema, M Nigussie - Advances in Space Research, 2020 - Elsevier
In this study the response of ionospheric F-region to 18–21 September 2014, 19–24 January
2016, and 07–10 March 2016 CIR-driven storms in the equatorial and low-latitude region of …

Longitudinal variability of occurrence of ionospheric irregularities over the American, African and Indian regions during geomagnetic storms

T Dugassa, JB Habarulema, M Nigussie - Advances in Space Research, 2019 - Elsevier
This study presents the longitudinal variabilities of occurrence of ionospheric irregularities
over the equatorial/low-latitude region of America, Africa and Indian sectors. Five major …

Variation on solar wind parameters and total electron content over middle‐to low‐latitude regions during intense geomagnetic storms

RK Mishra, B Adhikari, NP Chapagain, R Baral… - Radio …, 2020 - Wiley Online Library
Streams of the particle ejected from the Sun and the extreme space weather conditions like
storms, high‐speed streamers (HSSs), interplanetary coronal mass ejections (ICMEs) …

The ionospheric dynamics of the african sector responding to a severe geomagnetic storm; the storm of 3–5 november 2021

W Rukundo - Space Weather, 2023 - Wiley Online Library
The sudden storm commencement (SSC) of 3 November 2021, a severe storm was detected
through disturbances in magnetospheric and ring current systems at around 1942 UT. We …

Ionospheric storm effects in the EIA region in the American and Asian-Australian sectors during geomagnetic storms of October 2016 and September 2017

BJ Adekoya, VU Chukwuma, SJ Adebiyi… - Advances in Space …, 2023 - Elsevier
The interrelationships between a geomagnetic storm and Earth's ionosphere are highly
variable and complex. This paper studies the ionospheric storm effects (ISEs) and plasma …

Statistical analysis on the ionospheric response over South American mid-and near high-latitudes during 70 intense geomagnetic storms occurred in the period of two …

AJ de Abreu, E Correia, R de Jesus… - Journal of Atmospheric …, 2023 - Elsevier
The first-time statistical response of the positive and negative ionospheric storms phases
using Vertical Total Electron Content (VTEC) measurements during 70 geomagnetic storms …

Ionospheric F-region observations over American sector during an intense space weather event using multi-instruments

AJ De Abreu, IM Martin, PR Fagundes… - Journal of Atmospheric …, 2017 - Elsevier
The critical interaction between the magnetosphere and ionosphere during intense
geomagnetic storms continues to be important to space weather studies. In this …

Spread-F occurrences and relationships with foF2 and h′ F at low-and mid-latitudes in China

N Wang, L Guo, Z Zhao, Z Ding, L Lin - Earth, planets and Space, 2018 - Springer
Ionospheric irregularities are an important phenomenon in scientific studies and
applications of radio-wave propagation. Spread-F echoes in ionograms are a type of high …