149 citations as recorded by crossref.

1. Solar activity dependence of total electron content derived from GPS observations over Mbarara A. Adewale et al.
2. Periodicities in Global Mean TEC from GNSS Observations L. Ma et al.
3. A Simulation Study on the Time Delay of Daytime Thermospheric Temperature Response to the 27‐Day Solar EUV Flux Variation D. Ren et al.
4. Does the Peak Response of the Ionospheric F2 Region Plasma Lag the Peak of 27‐Day Solar Flux Variation by Multiple Days? D. Ren et al.
5. Role of eddy diffusion in the delayed ionospheric response to solar flux changes R. Vaishnav et al.
6. Global Ionospheric TEC and ROTI Variations during a Moderate Geomagnetic Storm M. OU et al.
7. Routine determination of the plasmapause based on COSMIC GPS total electron content observations of the midlatitude trough N. Pedatella & K. Larson
8. Ionospheric total electron content: Global and hemispheric climatology J. Lean et al.
9. Contribution of solar radiation and geomagnetic activity to global structure of 27-day variation of ionosphere Y. Yao et al.
10. A Characterization Method of Global Ionospheric Irregularities Activities Based on GNSS Data J. WU et al.
11. Different Peak Response Time of Daytime Thermospheric Neutral Species to the 27‐Day Solar EUV Flux Variations D. Ren et al.
12. Verifications of a 3-D regional ionospheric physics-based model over the Korean peninsula J. Kim et al.
13. Single-band VLBI Absolute Astrometry L. Petrov
14. Geomagnetic activity effect on the global ionosphere during the 2007–2009 deep solar minimum Y. Chen et al.
15. Influence of Short-Term Variations in Solar Activity on Total Electron Content P. Mukhtarov & R. Bojilova
16. Perpendicular Electrical Conductivity in the Topside Ionosphere Derived from Swarm Measurements F. Giannattasio et al.
17. Principal component analysis of global maps of the total electronic content Y. Maslennikova & V. Bochkarev
18. The 27-Day Oscillation in Ionospheric Total Electron Content Observed by GNSS K. Hocke & G. Ma
19. Approaches for modeling ionosphere irregularities based on the TEC rate index I. Cherniak et al.
20. Delayed response of the global total electron content to solar EUV variations C. Jacobi et al.
21. Global Ionosphere Mapping and Differential Code Bias Estimation during Low and High Solar Activity Periods with GIMAS Software Q. Zhang & Q. Zhao
22. Challenges in the Detection of Ionospheric Pre-Earthquake Total Electron Content Anomalies (PETA) for Earthquake Forewarning B. Lim & E. Leong
23. Localized total electron content enhancements in the Southern Hemisphere I. Edemskiy
24. Atmosphere-ionosphere response to the M9 Tohoku earthquake revealed by multi-instrument space-borne and ground observations: Preliminary results D. Ouzounov et al.
25. Seismo-ionospheric anomalies before the 2019 Mirpur earthquake from ionosonde measurements J. Ahmed et al.
26. Advances in GNSS Positioning and GNSS Remote Sensing Y. Yasyukevich et al.
27. Principles of organizing earthquake forecasting based on multiparameter sensor-WEB monitoring data S. Pulinets et al.
28. Ionospheric anomalies observed over South Korea preceding the Great Tohoku earthquake of 2011 B. Choi et al.
29. Interaction of global electron content with the Sun and solar wind during intense geomagnetic storms T. Gulyaeva
30. Modification of the solar activity indices in the International Reference Ionosphere IRI and IRI-Plas models due to recent revision of sunspot number time series Т. Гуляева & T. Gulyaeva
31. A nonlinear background removal method for seismo-ionospheric anomaly analysis under a complex solar activity scenario: A case study of the M9.0 Tohoku earthquake L. He et al.
32. Seasonally Discrepant Long‐Term Variations of the F2‐Layer Due To Geomagnetic Activity and Modulation to Linear Trend Y. Chen et al.
33. Statistical analysis of solar activity variations of total electron content derived at Jet Propulsion Laboratory from GPS observations L. Liu & Y. Chen
34. Estimating the absolute total electron content based on single-frequency satellite radio navigation GPS/GLONASS data Ю. Ясюкевич et al.
35. Possible ionospheric anomalies associated with the 2009 Mw 6.4 Taiwan earthquake from DEMETER and GNSS TEC A. Abbasi et al.
36. Global characteristics of the correlation and time lag between solar and ionospheric parameters in the 27-day period C. Lee et al.
37. Simulated long-term evolution of the thermosphere during the Holocene – Part 1: Neutral density and temperature Y. Cai et al.
38. Ionospheric Response to Solar EUV Radiation Variations Using GOLD Observations and the CTIPe Model R. Vaishnav et al.
39. Apparent geocenter oscillations in Global Navigation Satellite Systems solutions caused by the ionospheric effect of second order K. Palamartchouk
40. Method for Cognitive Identification of Ionospheric Precursors of Earthquakes S. Pulinets et al.
41. Ionospheric TEC disturbance study over seismically region in China X. Yan et al.
42. The 6 September 2017 X‐Class Solar Flares and Their Impacts on the Ionosphere, GNSS, and HF Radio Wave Propagation Y. Yasyukevich et al.
43. Ionosphere response to solar wind high‐speed streams J. Lei et al.
44. Temporal and spatial variations of global ionospheric total electron content under various solar conditions J. Liu et al.
45. The Barcelona ionospheric mapping function (BIMF) and its application to northern mid-latitudes H. Lyu et al.
46. An Explainable Dynamic Prediction Method for Ionospheric foF2 Based on Machine Learning J. Wang et al.
47. Cross testing of ionosphere models IRI-2001 and IRI-2007, data from satellite altimeters (Topex/Poseidon and Jason-1) and global ionosphere maps Y. Yasyukevich et al.
48. Characteristics of low‐latitude TEC during solar cycles 23 and 24 using global ionospheric maps (GIMs) over Indian sector N. Dashora & S. Suresh
49. On Possible Causes of Positive Disturbance of Global Electronic Content during a Complex Heliogeophysical Event on September 2017 M. Klimenko et al.
50. Statistical investigation of the noise added to a model of the effect of solar activities on the plasma of the ionosphere using DEMETER satellite data M. Sharzehei et al.
51. Statistical Analysis of the Ionospheric Response to Geomagnetic Storms Based on the Data from Global Ionospheric Maps K. Ratovsky et al.
52. Ionospheric response to solar extreme ultraviolet radiation variations: comparison based on CTIPe model simulations and satellite measurements R. Vaishnav et al.
53. Regional Refined Long-Term Predictions Method of Usable Frequency for HF Communication Based on Machine Learning Over Asia J. Wang et al.
54. A 1°-Resolution Global Ionospheric TEC Modeling Method Based on a Dual-Branch Input Convolutional Neural Network N. Liu et al.
55. Solar activity influence on the temporal and spatial variations of the Arctic and Antarctic ionosphere J. Feng et al.
56. Solar proxies pertaining to empirical ionospheric total electron content models T. Maruyama
57. Climatology of the mean total electron content derived from GPS global ionospheric maps L. Liu et al.
58. Evaluation of long term solar activity effects on GPS derived TEC A. Mansoori et al.
59. Quantifying Contributions of External Drivers to the Global Ionospheric State X. Meng & O. Verkhoglyadova
60. The Spectrum of Global Electron Content: A New Potential Indicator of Space Weather Activity J. Aroca-Farrerons et al.
61. Evaluation of GNSS ionosphere prediction models Klobuchar-GPS, NTCM-G, and BDGIM: methodology and results for 2021–2024 L. Wanninger & K. Thiemann
62. Assessment of long-term impact of solar activity on the ionosphere over an African equatorial GNSS station M. Moses et al.
63. Solar activity dependence of the topside ionosphere at low latitudes Y. Chen et al.
64. Ingestion of GIM-derived TEC data for updating IRI-2016 driven by effective IG indices over the European region L. Liu et al.
65. A global positioning system–based climatology for the total electron content in the ionosphere R. Scharroo & W. Smith
66. Intensity of 27-day variations in solar emission and ionospheric electron content A. Setov et al.
67. Modified NTCM models driven by the mean of global ionospheric total electron content (TEC): MNTCM-SHC0 and MNTCM-GEC H. Xu et al.
68. Validation of international reference ionosphere models using in situ measurements from GRACE K-band ranging system and CHAMP planar Langmuir probe C. Lee et al.
69. Preliminary Analysis of Ionospheric Responses to Geomagnetic Storms Using the BDS GEO Satellites K. Zhao et al.
70. Estimating the absolute total electron content based on single-frequency satellite radio navigation GPS/GLONASS data Ю. Ясюкевич et al.
71. WTEC: A new index to estimate the intensity of ionospheric disturbances S. Voeykov et al.
72. Ionospheric response to solar EUV variations: Preliminary results R. Vaishnav et al.
73. Global-Scale Coupling Characteristics between Geomagnetic Storms and Ionospheric Disturbances . Nisong Pei et al.
74. Analysis of GPS-TEC and IRI model over equatorial and EIA stations during solar cycle 24 S. Kumar Chaurasiya et al.
75. Association of ionospheric storms and substorms of Global Electron Content with proxy AE index S. Yenen et al.
76. The UT Variation of the Polar Ionosphere Based on COSMIC Observations Y. Wu et al.
77. Time series modeling and analysis of trends of daily averaged ionospheric total electron content S. Li et al.
78. Simulated Long‐Term Evolution of the Ionosphere During the Holocene X. Yue et al.
79. A regional classification of time spectral amplitudes in total electron content: Southeastern United States during solar cycle 24 B. Burkholder et al.
80. Precursor analysis of ionospheric GPS-TEC variations before the 2010M7.2 Baja California earthquake M. Ulukavak & M. Yalcinkaya
81. Analysis of Ionospheric Anomalies before Earthquakes of Mw6.5 and above in Japan from 2011 to 2022 Z. Li et al.
82. Variation of the 0+ ion density during low and high solar activity as measured by the SR0SS-C2 satellite A. Bardhan et al.
83. Features of disturbances during November 4–5, 2023, multi-step geospace storm: comparative study of the “ionosphere-thermosphere” system response L. Chernogors & M. Tkachenko
84. An Empirical Model for the Ionospheric Global Electron Content Storm-Time Response S. Li et al.
85. The Delayed Ionospheric Response to the 27‐day Solar Rotation Period Analyzed With GOLD and IGS TEC Data E. Schmölter et al.
86. Study of ionospheric precursors using GPS and GIM-TEC data related to earthquakes occurred on 16 April and 24 September, 2013 in Pakistan region D. Pundhir et al.
87. Comparative case study of delayed ionospheric response to a superposed 27-day solar rotation signal H. Dühnen et al.
88. Statistical Analysis of Ionospheric TEC Anomalies Prior to Ms ≥ 6.0 Earthquakes in Mainland China During 2012–2022 L. Dong et al.
89. SibNet — Siberian Global Navigation Satellite System Network: Current state Ю. Ясюкевич et al.
90. Ionosphere response to recurrent geomagnetic activity: Local time dependency N. Pedatella et al.
91. Investigating ionospheric TEC variations in solar and geomagnetic influences across solar activity phases Z. Hassan et al.
92. Statistical Characteristics of Total Electron Content Intensifications on Global Ionospheric Maps X. Meng et al.
93. Global and regional trends in ionospheric total electron content J. Lean et al.
94. Long-Term Prediction of the Arctic Ionospheric TEC Based on Time-Varying Periodograms J. Liu et al.
95. Fractal and wavelet analysis evaluation of the mid latitude ionospheric disturbances associated with major geomagnetic storms R. López-Montes et al.
96. The Height‐Dependent Delayed Ionospheric Response to Solar EUV E. Schmölter et al.
97. SIMuRG: System for Ionosphere Monitoring and Research from GNSS Y. Yasyukevich et al.
98. Different Response of the Ionospheric TEC and EEJ to Ultra‐Fast Kelvin Waves in the Mesosphere and Lower Thermosphere R. Sun et al.
99. A review of GPS/GLONASS studies of the ionospheric response to natural and anthropogenic processes and phenomena E. Afraimovich et al.
100. Application of BDS-GEO for studying TEC variability in equatorial ionosphere on different time scales A. Padokhin et al.
101. Ionospheric Weather at Two Starlink Launches during Two-Phase Geomagnetic Storms T. Gulyaeva et al.
102. How does ionospheric TEC vary if solar EUV irradiance continuously decreases? Y. Chen et al.
103. Receiver DCB analysis and calibration in geomagnetic storm-time using IGS products J. Li et al.
104. Spatial and seasonal effects on the delayed ionospheric response to solar EUV changes E. Schmölter et al.
105. Solar Activity Driven 27‐Day Signatures in Ionospheric Electron and Molecular Oxygen Densities E. Schmölter & C. von Savigny
106. Assessment of the capabilities and applicability of ionospheric perturbation indices provided in Europe C. Borries et al.
107. Geomagnetic storms and their impacts on Ethiopian power grid G. Abraha et al.
108. Vertical TEC over seismically active region during low solar activity E. Astafyeva & K. Heki
109. Ionospheric Global and Regional Electron Contents in Solar Cycles 23–25 Y. Yasyukevich et al.
110. Machine learning total electron content models based on F10.7 B. Salimov et al.
111. SibNet — Siberian Global Navigation Satellite System Network: Current state Ю. Ясюкевич et al.
112. GNSS-Based Non-Negative Absolute Ionosphere Total Electron Content, its Spatial Gradients, Time Derivatives and Differential Code Biases: Bounded-Variable Least-Squares and Taylor Series Y. Yasyukevich et al.
113. Climatology of global, hemispheric and regional electron content variations during the solar cycles 23 and 24 W. Younas et al.
114. Investigation of Pre-Earthquake Ionospheric and Atmospheric Disturbances for Three Large Earthquakes in Mexico C. Oikonomou et al.
115. Global Ionospheric Response to Intense Variations of Solar and Geomagnetic Activity According to the Data of the GNSS Global Networks of Navigation Receivers M. Pulinets et al.
116. The Second LBA Calibrator Survey of southern compact extragalactic radio sources – LCS2 L. Petrov et al.
117. Low-Latitude Ionospheric Responses and Coupling to the February 2014 Multiphase Geomagnetic Storm from GNSS, Magnetometers, and Space Weather Data A. Calabia et al.
118. Response of the low- to mid-latitude ionosphere to the geomagnetic storm of September 2017 N. Imtiaz et al.
119. Analysis of ionospheric anomalies before the Fukushima Mw 7.3 earthquake of March 16, 2022 H. Li
120. MONITOR Ionospheric Network: two case studies on scintillation and electron content variability Y. Béniguel et al.
121. Oscillations of global mean TEC K. Hocke
122. Delay in Response of Global Electron Content and Electron Concentration at Various Altitudes to 27-Day Variations in Solar Activity M. Klimenko et al.
123. TEC anomalies—Local TEC changes prior to earthquakes or TEC response to solar and geomagnetic activity changes? E. Afraimovich & E. Astafyeva
124. A Multichannel CNN for Global Empirical Ionospheric Modeling W. Wang et al.
125. Transient Effects in Atmosphere and Ionosphere Preceding the 2015 M7.8 and M7.3 Gorkha–Nepal Earthquakes D. Ouzounov et al.
126. Variations of total electron content over high latitude region during the ascending phase of 24th solar cycle A. Singh et al.
127. A COSMIC-2-Based Global Mean TEC Model and Its Application to Calibrating IRI-2020 Global Ionospheric Maps Y. Lei et al.
128. Discrepant responses of the global electron content to the solar cycle and solar rotation variations of EUV irradiance Y. Chen et al.
129. Long-term trends in the ionospheric response to solar extreme-ultraviolet variations R. Vaishnav et al.
130. Imaging Global Electron Content backwards in time more than 160 years ago T. Gulyaeva & I. Veselovsky
131. Variations of the ionospheric TEC using simultaneous measurements from the China Crustal Movement Observation Network Y. Wu et al.
132. Solar activity indices as a proxy for the variation of ionospheric Total Electron Content (TEC) over Bahir Dar, Ethiopia during the year 2010–2014 T. Kassa et al.
133. Study of ionospheric disturbances over Mexico associated with transient space weather events E. Romero-Hernandez et al.
134. Analysis of temporal–longitudinal–latitudinal characteristics in the global ionosphere based on tensor rank-1 decomposition S. Lu et al.
135. A Prediction Method of Ionospheric hmF2 Based on Machine Learning J. Wang et al.
136. Low-latitude ionospheric response from GPS, IRI and TIE-GCM TEC to Solar Cycle 24 S. Rao et al.
137. Impact of the intense geomagnetic storm of August 2018 on the equatorial and low latitude ionosphere N. Imtiaz et al.
138. On the detection of anomalous seismo-ionospheric behavior in the presence of space weather stimuli for large earthquakes B. Lim & E. Leong
139. Solar activity effects of the ionosphere: A brief review L. Liu et al.
140. The ionosphere under extremely prolonged low solar activity L. Liu et al.
141. Space weather impact on radio device operation О. Бернгардт & O. Berngardt
142. Global Ionospheric Response to Intense Variations of Solar and Geomagnetic Activity According to the Data of the GNSS Global Networks of Navigation Receivers M. Pulinets et al.
143. The impact of large solar events on the total electron content of the ionosphere at mid latitudes R. López-Montes et al.
144. Modelling the solar, geomagnetic and periodic variations of the ionosphere over Ethiopia T. Gogie
145. TEC variations and IRI-2016, IRI-2020 and IRI-Plas performance in Mexico V. Gatica-Acevedo et al.
146. Ionospheric total electron content: Spatial patterns of variability J. Lean et al.
147. Calibration of the degrading absolute SOHO/SEM ultraviolet flux using ground-based solar activity indices Y. Yasyukevich et al.
148. The influence of space weather on ionospheric total electron content during the 23rd solar cycle N. Bergeot et al.
149. North-south components of the annual asymmetry in the ionosphere T. Gulyaeva et al.