Electromagnetic conjugacy of ionospheric disturbances after the 2022 Hunga Tonga-Hunga Ha'apai volcanic eruption as seen in GNSS-TEC and SuperDARN …

A Shinbori, Y Otsuka, T Sori, M Nishioka… - Earth, Planets and …, 2022 - Springer
To elucidate the characteristics of electromagnetic conjugacy of traveling ionospheric
disturbances just after the 15 January 2022 Hunga Tonga-Hunga Ha'apai volcanic eruption …

Assessing the effects of a minor CIR‐HSS geomagnetic storm on the Brazilian low‐latitude ionosphere: Ground and space‐based observations

FS Chingarandi, CMN Candido… - Space …, 2023 - Wiley Online Library
This paper investigates the effects of a minor G1 Co‐rotating Interaction Region (CIR)/High‐
Speed Stream (HSS)‐driven geomagnetic storm that occurred on (13–14 October 2018) …

Stepping into an equatorial plasma bubble with a Swarm overfly

L Spogli, L Alfonsi, C Cesaroni - Space Weather, 2023 - Wiley Online Library
ESA's Swarm constellation entered in a “overfly” configuration in the period between
September and October 2021, when the longitudinal distance between the lower pair and …

A linearized coupled model of acoustic-gravity waves and the lower ionosphere at Mars

X Wang, X Xu, J Cui, S Yi, H Gu, Z Zhou, H Man… - Astronomy & …, 2024 - aanda.org
Context. Highly variable ionospheric structures were recently detected on Mars using
spacecraft measurements. Acoustic-gravity waves (AGWs) could be the underlying …

[HTML][HTML] Assessing the ionospheric scintillations occurrence on L-band in the southern Mediterranean sector

E Pica, L Spogli, C Cesaroni, L Alfonsi… - Advances in Space …, 2025 - Elsevier
We assess the ionospheric scintillation occurrence on Global Navigation Satellite Signals
(GNSSs) over the Mediterranean sector under the rising phase of the current solar cycle. To …

Vertical Propagation Speeds of Gravity Waves in the Daytime as a Precursor to the Onset of the Equatorial Spread‐F

S Mandal, D Pallamraju, TK Pant - Journal of Geophysical …, 2022 - Wiley Online Library
The equatorial spread‐F (ESF) refers to the spread observed in return echoes of ionograms.
Such spread in reflected echoes is found both in range and frequency, which can last for a …

Ionospheric irregularities coinciding with the 2023 Typhoon Saola: A multi‐instrument study

W Nie, F Wang, Z Qiao, T Xu, Y Wang… - Journal of …, 2024 - Wiley Online Library
Typhoons exert significant influences on the ionosphere through atmospheric waves,
ultimately affecting radio signals in the L‐band of the Global Navigation Satellite System …

[PDF][PDF] Assessing the ionospheric scintillations occurrence on L-band in the southern Mediterranean sector

E Pica, L Spogli, C Cesaroni, L Alfonsi… - Proceedings of the …, 2024 - essopenarchive.org
We assess the ionospheric scintillation occurrence on Global Navigation Satellite Signals
(GNSSs) over the Mediterranean sector under the rising phase of the current solar cycle. To …

Occurrence of Postmidnight Bottom‐Type Scattering Layer Over Low Latitude

X Meng, J Niu, L Weng, S Wang - Journal of Geophysical …, 2023 - Wiley Online Library
The bottom‐type scattering layer (BSL) that occurs at postsunset or presunset has been
reported in previous studies. In this work, two cases of postmidnight BSL occurring on …

The Study of Daytime Ionospheric E‐Region Radar Echoes Simultaneously Observed by Qujing VHF Radar and Multi‐Ionosondes

Y Zhu, Q Tang, Z Deng, C Zhou, Y Liu, T Xu… - Space …, 2022 - Wiley Online Library
In this work, the daytime E‐region field‐aligned irregularities (FAIs) observed by the Qujing
(geographic 25.64° N, 103.70° E) Very High Frequency coherent backscatter radar was …