[HTML][HTML] Comparison of the tidal signatures in sporadic E and vertical ion convergence rate, using FORMOSAT-3/COSMIC radio occultation observations and GAIA …

S Sobhkhiz-Miandehi, Y Yamazaki, C Arras… - earth, planets and …, 2022 - Springer
occultation measurements and then compares them with tidal spectra of vertical ion
convergence rate using GAIA model simulations which include both migrating and non-migrating …

Comparison of the Tidal Signatures in Sporadic E and Vertical Ion Convergence Rate, Using FORMASAT-3/COSMIC Radio Occultation Observations and GAIA Model

S Sobhkhiz-Miandehi, Y Yamazaki, C Arras, Y Miyoshi… - 2021 - researchsquare.com
… This 75 paper provides a tidal spectrum of Es occurrence rate using GPS radio occultation 76
… Our investigations are based on FORMOSAT– 109 3/COSMIC radio occultation data of the …

[HTML][HTML] Retrospect and prospect of ionospheric weather observed by FORMOSAT-3/COSMIC and FORMOSAT-7/COSMIC-2

TJY Liu, CCH Lin, CY Lin, IT Lee, YY Sun… - … and Oceanic Sciences, 2022 - Springer
… GPS signals recorded by the radio occultation (RO) technique, … is responsible for the
converging meridional wind patterns … with GAIA model simulations, with both the observations and …

A comparison of FORMOSAT-3/COSMIC radio occultation and ionosonde measurements in sporadic E detection over mid and low latitude regions

S Sobhkhiz-Miandehi, Y Yamazaki, C Arras… - Frontiers in Astronomy …, 2023 - frontiersin.org
… a large vertical gradient of the plasma density in the E region … , metallic ions in the ionosphere
dynamo region converge to … have access to radio occultation observations. The ionosonde …

[HTML][HTML] Quarterdiurnal signature in sporadic E occurrence rates and comparison with neutral wind shear

C Jacobi, C Arras, C Geißler… - Annales …, 2019 - angeo.copernicus.org
radio occultation (RO) technique is used to study sporadic E (Es… vertical ion convergence
based on GAIA Earth system model … , Ionosphere and Climate (FORMOSAT-3/COSMIC). We …

… : Comparison of the tidal signatures in sporadic E and vertical ion convergence rate, using FORMOSAT-3/COSMIC radio occultation observations and GAIA model

S Sobhkhiz‑Miandehi, Y Yamazaki, C Arras… - Earth, Planets and …, 2023 - Springer
ion convergence rate, using FORMOSAT-3/COSMIC radio occultation observations and GAIA
model | Earth… We note that in general a tidal component of EsOR tends to have the highest …

[HTML][HTML] Sporadic E morphology based on COSMIC radio occultation data and its relationship with wind shear theory

J Luo, H Liu, X Xu - Earth, Planets and Space, 2021 - Springer
… were employed to calculate the vertical ion convergence (VIC) … statistical comparisons
between the Es layers derived fromrate observation data. The S4 index data are derived …

[HTML][HTML] Tidal wind shear observed by meteor radar and comparison with sporadic E occurrence rates based on GPS radio occultation observations

C Jacobi, C Arras - Advances in Radio Science, 2019 - ars.copernicus.org
… of vertical ion convergence based on GAIA Earth system model … make use of ionospheric
RO measurements by the FORMOSAT-3/COSMIC constellation, which performs observations in …

[HTML][HTML] Sporadic E layer characteristics at equatorial latitudes as observed by GNSS radio occultation measurements

C Arras, LCA Resende, A Kepkar… - Earth, Planets and …, 2022 - Springer
… The observed gradual reduction of FormoSat-3/COSMIC … density convergence in such a
way that a sporadic E layer of … can create a negative vertical gradient in the vertical ion velocity, …

Numerical Investigation on the Height and Intensity Variations of Sporadic E Layers at Mid‐Latitude

L Qiu, Y Yamazaki, T Yu, Y Miyoshi… - Journal of Geophysical …, 2023 - Wiley Online Library
… In the present study, we use neutral wind outputs from GAIA to … sporadic E occurrence rates
based on GPS radio occultationion convergence rate, using FORMOSAT-3/COSMIC radio