A‐CHAIM: Near‐Real‐Time Data Assimilation of the High Latitude Ionosphere With a Particle Filter by Ben Reid, David R. Themens, Anthony McCaffrey, P. T. Jayachandran, Magnar G. Johnsen, Thomas Ulich

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Response of the Thermosphere‐Ionosphere System to an X‐Class Solar Flare: 30 March 2022 Case Study by Volkan Sarp, Erdal Yiğit, Ali Kilcik

Subjects: “…thermosphere ionosphere…”
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Modified ionosphere delay fitting model with atmosphere uncertainty grids for wide-area real-time positioning by Bobin Cui, Jungang Wang, Pan Li, Jiahuan Hu, Xiang Zuo, Longjiang Tang

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Ionospheric Disturbances Recorded by DEMETER Satellite over Active Volcanoes: From August 2004 to December 2010 by Jacques Zlotnicki, Feng Li, Michel Parrot

“…The study analyzes electromagnetic data and plasma characteristics in the ionosphere recorded by DEMETER microsatellite over erupting volcanoes during the life of the mission: from August 2004 to December 2010. …”
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Medium-scale traveling ionospheric disturbances created by primary gravity waves generated by a winter storm by Kogure Masaru, Chou Min-Yang, Yue Jia, Otsuka Yuichi, Liu Huixin, Sassi Fabrizio, Pedatella Nicholas, Randall Cora E., Harvey V. Lynn

Subjects: “…medium-scale traveling ionospheric disturbance…”
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Horizontal Spatial Correlation of the Ionospheric Day‐To‐Day Variations at Low Latitudes Based on GOLD Nmax Data by Jiawen Chen, Jiahao Zhong, Yongqiang Hao, Xin Wan, Qiaoling Li, Zijing Tang, Xingyan Song, Hao Han, Kang Wang, Jiawei Kuai, Aojun Ren

Subjects: “…ionosphere…”
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Time‐Lagged Effects of Ionospheric Response to Severe Geomagnetic Storms on GNSS Kinematic Precise Point Positioning by Zhe Yang, Y. T. Jade Morton

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The Relationship Between Upward Propagating Atmospheric Gravity Waves and Ionospheric Irregularities During Solar Minimum Periods by Ephrem B. Seba, Melessew Nigussie, Nigussie M. Giday, Mark B. Moldwin

“…Abstract We present a study on the relationship between upward propagating gravity waves and ionospheric irregularities. Gravity waves (GWs) are identified from Thermosphere Ionosphere Mesosphere Energetics and Dynamics (TIMED) satellite temperature measurements and nighttime ionospheric irregularities are observed from the three Swarm satellites. …”
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Long Short‐Term Memory Neural Network for Ionospheric Total Electron Content Forecasting Over China by Pan Xiong, Dulin Zhai, Cheng Long, Huiyu Zhou, Xuemin Zhang, Xuhui Shen

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Modeling Equatorial to Mid‐Latitudinal Global Night Time Ionospheric Plasma Irregularities Using Machine Learning by Ephrem Beshir Seba, Giovanni Lapenta

“…Abstract This study focuses on modeling the characteristics of nighttime topside Ionospheric Plasma Irregularities (PI) on a global scale. …”
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High‐Speed Solar Wind Imprints on the Ionosphere During the Recovery Phase of the August 2018 Geomagnetic Storm by Dexin Ren, Jiuhou Lei, Su Zhou, Wenbo Li, Fuqing Huang, Xiaoli Luan, Tong Dang, Yu Liu

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The Shipwreck of the Airship “Dirigibile Italia” in the 1928 Polar Venture: A Retrospective Analysis of the Ionospheric and Geomagnetic Conditions by B. Zolesi, M. Pezzopane, C. Bianchi, A. Meloni, Lj. R. Cander, R. Tozzi

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Forecasting of Global Ionosphere Maps With Multi‐Day Lead Time Using Transformer‐Based Neural Networks by Chung‐Yu Shih, Cissi Ying‐tsen Lin, Shu‐Yu Lin, Cheng‐Hung Yeh, Yu‐Ming Huang, Feng‐Nan Hwang, Chia‐Hui Chang

“…Abstract Ionospheric total electron content (TEC) is a key indicator of the space environment. …”
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Global Ionospheric Scintillation Estimation Based on Phase Screen Modeling From One‐Dimensional Satellite Data by Yuhao Zheng, Chao Xiong, Luca Spogli, Rayan Iman, Lucilla Alfonsi

Subjects: “…ionospheric scintillation…”
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Ionospheric Response to the M‐ and X‐Class Solar Flares of 28 October 2021 Over the African Sector by John Bosco Habarulema, Mpho Tshisaphungo, Zama Thobeka Katamzi‐Joseph, Tshimangadzo Merline Matamba, Rendani Nndanganeni

“…In response, mid latitude ionosonde data showed that there were no echoes from the E and F1 layers for about 2 hr during ≈1025–1225 UT, restricting complex modes of HF communication such as double hops (1F1E) utilizing a combination of more than one ionospheric layer.…”
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New Lightning‐Derived Vertical Total Electron Content Data Provide Unique Global Ionospheric Measurements by Erin H. Lay, Jeffery D. Tippmann, Kyle C. Wiens, Sarah E. McDonald, Anthony J. Mannucci, Xiaoqing Pi, Anthea Coster, R. Marc Kippen, Michael J. Peterson, Rob Redmon

Subjects: “…ionosphere…”
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Variability of Ionosphere Over Indian Longitudes to a Variety of Space Weather Events During December 2006 by Alok Kuman Ranjan, M. V. Sunil Krishna, C. Amory‐Mazaudier, R. Fleury, S. Sripathi, Geeta Vichare, W. Younas

Subjects: “…ionospheric disturbances…”
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Performance Analysis of a Strong Constraint 4DVar and 4DEnVar on Regional Ionosphere Imaging by Nicholas Ssessanga, Wojciech Jacek Miloch, Lasse Boy Novock Clausen, Daria Kotova

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A High Accuracy Spatial Reconstruction Method Based on Surface Theory for Regional Ionospheric TEC Prediction by Jian Wang, Yi‐ran Liu, Ya‐fei Shi

“…Abstract In order to achieve more accurate spatial reconstruction of ionospheric total electron content (TEC) and promote improved satellite positioning and ranging applications, a high accuracy spatial reconstruction (HASR) method for TEC is proposed based on the surface theory. …”
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A New Frontier in Ionospheric Observations: GPS Total Electron Content Measurements From Ocean Buoys by Irfan Azeem, Geoff Crowley, Victoriya V. Forsythe, Adam S. Reynolds, Erik M. Stromberg, Gordon R. Wilson, Craig A. Kohler

Subjects: “…ionosphere…”
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