First results on characteristics of nighttime MSTIDs observed over South Africa: Influence of thermospheric wind and sporadic E

ZT Katamzi‐Joseph, MA Grawe… - Journal of …, 2022 - Wiley Online Library
This paper reports the climatology of medium‐scale traveling ionospheric disturbances
(MSTIDs) observed between September 2018 and August 2019 in the nighttime redline …

Unusual simultaneous manifestation of three non-interacting mid-latitude ionospheric plasma structures

R Rathi, P Gurram, S Mondal, V Yadav… - Advances in Space …, 2024 - Elsevier
An unusual event of three characteristically different plasma structures on a geomagnetically
quiet night (Ap= 4) of 08 July 2018 has been investigated in this paper using an all-sky …

A Case Study on the Interaction Between MSTIDs' Fronts, Their Dissipation, and a Curious Case of MSTID's Rotation Over Geomagnetic Low‐Mid Latitude Transition …

R Rathi, V Yadav, S Mondal, S Sarkhel… - Journal of …, 2022 - Wiley Online Library
This paper reports a rare interaction between two fronts of nighttime medium scale traveling
ionospheric disturbances (MSTIDs) and associated phenomena observed over …

Statistical characteristics of nighttime medium‐scale traveling ionospheric disturbances from 10‐years of airglow observation by the machine learning method

C Lai, J Xu, Z Lin, K Wu, D Zhang, Q Li, L Sun… - Space …, 2023 - Wiley Online Library
For the first time, we used the machine learning method to analyze the statistical occurrence
and propagation characteristics of nighttime medium‐scale traveling ionospheric …

A case study on multiple self-interactions of MSTID bands: New insights

D Patgiri, R Rathi, V Yadav, S Sarkhel… - Advances in Space …, 2024 - Elsevier
In this study, we report a special event of nighttime southwestward propagating medium
scale traveling ionospheric disturbances (MSTIDs) observed in O (1 D) 630.0 nm airglow …

Evidence for the In‐Situ Generation of Plasma Depletion Structures Over the Transition Region of Geomagnetic Low‐Mid Latitude

M Sivakandan, S Mondal, S Sarkhel… - Journal of …, 2021 - Wiley Online Library
On a geomagnetic quiet night of October 29, 2018, we captured an observational evidence
of the onset of dark band structures within the field‐of‐view of an all‐sky airglow imager …

Optimizing a deep learning framework for accurate detection of the Earth's ionospheric plasma structures from all-sky airglow images

S Chakrabarti, D Patgiri, R Rathi, G Dixit… - Advances in Space …, 2024 - Elsevier
The ionosphere, part of the Earth's atmosphere, where different plasma
irregularities/structures are generated through various electrodynamical processes. Airglow …

Role of coupled electrodynamics of E‐and F‐regions on the rapid poleward extension of EMSTID fronts

D Patgiri, S Nirwal, R Rathi, V Yadav… - Journal of …, 2024 - Wiley Online Library
This paper investigates the role of coupled E‐and F‐regions electrodynamics behind the
rapid poleward extension of two dark fronts of an electrified medium‐scale traveling …

Evidence for the evolution and decay of an electrified Medium Scale Traveling Ionospheric Disturbances during two consecutive substorms: First results

R Rathi, M Sivakandan, D Chakrabarty… - Advances in Space …, 2025 - Elsevier
Abstract Electrified Medium Scale Traveling Ionospheric Disturbances (EMSTIDs) is one of
the prominent plasma structures that affect the propagation of high frequency radio waves …

[HTML][HTML] Signature of Y-forking in ionogram traces observed at low-mid latitude Indian station, New Delhi, during the earthquake events of 2020: ionosonde …

A Bhardwaj, A Gupta, Q Ahmed, A Singh… - Frontiers in Astronomy …, 2023 - frontiersin.org
We have examined ionospheric response to eleven earthquake events measuring less than
four on the Richter scale during the year 2020 that occurred in the vicinity of New Delhi …