All Stories

  1. Investigation of Interhemispheric Asymmetry of the Thermospheric Composition Observed by GOLD During the First Strong Geomagnetic Storm in Solar‐Cycle 25, 1: IMF By Effects

    Article • Journal of Geophysical Research Space Physics, September 2023, American Geophysical Union (AGU)

    xuguang cai

  2. Hemispheric Asymmetries in Thermospheric Composition and Temperature: GOLD Observations

    Article • Journal of Geophysical Research Space Physics, September 2023, American Geophysical Union (AGU)

    xuguang cai

  3. Vertical Variations in Thermospheric O/N2 and the Relationship Between O and N2 Perturbations During a Geomagnetic Storm

    Article • Earth and Space Science, September 2023, American Geophysical Union (AGU)

    xuguang cai, Maosheng He

  4. Significant Mid‐ and Low‐Latitude Ionospheric Disturbances Characterized by Dynamic EIA, EPBs, and SED Variations During the 13–14 March 2022 Geomagnetic Storm

    Article • Journal of Geophysical Research Space Physics, July 2023, American Geophysical Union (AGU)

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  5. Investigation of the GOLD Observed Merged Nighttime EIA With WACCM‐X Simulations During the Storm of 3 and 4 November 2021

    Article • Geophysical Research Letters, June 2023, American Geophysical Union (AGU)

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  6. Tongan Volcanic Eruption Induced Global‐Scale Thermospheric Changes Observed by the GOLD Mission

    Article • Geophysical Research Letters, June 2023, American Geophysical Union (AGU)

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  7. Equatorial Ionization Anomaly Discontinuity Observed by GOLD, COSMIC‐2, and Ground‐Based GPS Receivers' Network

    Article • Geophysical Research Letters, May 2023, American Geophysical Union (AGU)

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  8. Diagnostic Analysis of the Physical Processes Underlying theLong-Duration O/N2 Depletion During the Recovery Phase ofthe 8 June 2019 Geomagnetic Storm

    Article • May 2023, Copernicus GmbH

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  9. Thermospheric Temperature and Density Variability During 3–4 February 2022 Minor Geomagnetic Storm

    Article • Space Weather, April 2023, American Geophysical Union (AGU)

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  10. Investigation of the Southern Hemisphere Mid‐High Latitude Thermospheric ∑O/N2 Responses to the Space‐X Storm

    Article • Journal of Geophysical Research Space Physics, March 2023, American Geophysical Union (AGU)

    xuguang cai

  11. Mid‐Latitude Ionospheric Response to a Weak Geomagnetic Activity Event During Solar Minimum

    Article • Journal of Geophysical Research Space Physics, January 2023, American Geophysical Union (AGU)

    xuguang cai, Maosheng He

  12. Diagnostic Analysis of the Physical Processes Underlying the Long‐Duration O/N 2 Depletion During the Recovery Phase of the 8 June 2019 Geomagnetic Storm

    Article • Journal of Geophysical Research Space Physics, December 2022, American Geophysical Union (AGU)

    Maosheng He, xuguang cai

  13. Investigation of the Σ O/N 2 Depletion With Latitudinally Tilted Equatorward Boundary Observed by GOLD During the Geomagnetic Storm on April 20, 2020

    Article • Journal of Geophysical Research Space Physics, December 2022, American Geophysical Union (AGU)

    Maosheng He, xuguang cai

  14. Hemispherically Asymmetric Evolution of Nighttime Ionospheric Equatorial Ionization Anomaly in the American Longitude Sector

    Article • Journal of Geophysical Research Space Physics, November 2022, American Geophysical Union (AGU)

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  15. Investigation of the Post‐Sunset Extra Electron Density Peak Poleward of the Equatorial Ionization Anomaly Southern Crest

    Article • Journal of Geophysical Research Space Physics, September 2022, American Geophysical Union (AGU)

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  16. Seasonal Variation of Thermospheric Composition Observed by NASA GOLD

    Article • Journal of Geophysical Research Space Physics, June 2022, American Geophysical Union (AGU)

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  17. Pronounced Suppression and X‐Pattern Merging of Equatorial Ionization Anomalies After the 2022 Tonga Volcano Eruption

    Article • Journal of Geophysical Research Space Physics, June 2022, American Geophysical Union (AGU)

    xuguang cai

  18. Satellite In Situ Electron Density Observations of the Midlatitude Storm Enhanced Density on the Noon Meridional Plane in the F Region During the 20 November 2003 Magnetic Storm

    Article • Journal of Geophysical Research Space Physics, May 2022, American Geophysical Union (AGU)

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  19. The Effects of IMF By on the Middle Thermosphere During a Geomagnetically “Quiet” Period at Solar Minimum

    Article • Journal of Geophysical Research Space Physics, May 2022, American Geophysical Union (AGU)

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  20. The Response of Middle Thermosphere (∼160 km) Composition to the November 20 and 21, 2003 Superstorm

    Article • Journal of Geophysical Research Space Physics, October 2021, American Geophysical Union (AGU)

    Maosheng He, xuguang cai

  21. Response of GOLD Retrieved Thermospheric Temperatures to Geomagnetic Activities of Varying Magnitudes

    Article • Geophysical Research Letters, August 2021, American Geophysical Union (AGU)

    xuguang cai

  22. Variations in Thermosphere Composition and Ionosphere Total Electron Content Under “Geomagnetically Quiet” Conditions at Solar‐Minimum

    Article • Geophysical Research Letters, June 2021, American Geophysical Union (AGU)

    xuguang cai

  23. Investigation of a Neutral “Tongue” Observed by GOLD During the Geomagnetic Storm on May 11, 2019

    Article • Journal of Geophysical Research Space Physics, June 2021, American Geophysical Union (AGU)

    xuguang cai

  24. Observation of Postsunset OI 135.6 nm Radiance Enhancement Over South America by the GOLD Mission

    Article • Journal of Geophysical Research Space Physics, February 2021, American Geophysical Union (AGU)

    xuguang cai

  25. The Two‐Dimensional Evolution of Thermospheric ∑O/N2 Response to Weak Geomagnetic Activity During Solar‐Minimum Observed by GOLD

    Article • Geophysical Research Letters, September 2020, American Geophysical Union (AGU)

    xuguang cai

  26. Comparison of GOLD Nighttime Measurements With Total Electron Content: Preliminary Results

    Article • Journal of Geophysical Research Space Physics, September 2020, American Geophysical Union (AGU)

    xuguang cai

  27. Seasonal Variation of O/N 2 on Different Pressure Levels From GUVI Limb Measurements

    Article • Journal of Geophysical Research Space Physics, August 2020, American Geophysical Union (AGU)

    Dr Huijun Le, xuguang cai

  28. Initial Observations by the GOLD Mission

    Article • Journal of Geophysical Research Space Physics, June 2020, American Geophysical Union (AGU)

    xuguang cai

  29. A Numerical Investigation on the Variation of Sodium Ion and Observed Thermospheric Sodium Layer at Cerro Pachón, Chile During Equinox

    Article • Journal of Geophysical Research Space Physics, December 2019, American Geophysical Union (AGU)

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  30. Investigation on the Distinct Nocturnal Secondary Sodium Layer Behavior Above 95 km in Winter and Summer Over Logan, UT (41.7°N, 112°W) and Arecibo Observatory, PR (18.3°N, 67°W)

    Article • Journal of Geophysical Research Space Physics, November 2019, American Geophysical Union (AGU)

    xuguang cai

  31. On the Long Lasting “C‐Type” Structures in the Sodium Lidargram: The Lifetime of Kelvin‐Helmholtz Billows in the Mesosphere and Lower Thermosphere Region

    Article • Journal of Geophysical Research Space Physics, April 2019, American Geophysical Union (AGU)

    xuguang cai

  32. A Numerical Investigation on Tidal and Gravity Wave Contributions to the Summer Time Na Variations in the Midlatitude E Region

    Article • Journal of Geophysical Research Space Physics, October 2017, Wiley

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  33. Large-scale gravity wave perturbations in the mesopause region above Northern Hemisphere midlatitudes during autumnal equinox: a joint study by the USU Na lidar and Whole Atmosphere Community Climate Model

    Article • Annales Geophysicae, February 2017, Copernicus GmbH

    xuguang cai

  34. Evidence of dispersion and refraction of a spectrally broad gravity wave packet in the mesopause region observed by the Na lidar and Mesospheric Temperature Mapper above Logan, Utah

    Article • Journal of Geophysical Research Atmospheres, January 2016, Wiley

    xuguang cai

  35. Impacts of CME-induced geomagnetic storms on the midlatitude mesosphere and lower thermosphere observed by a sodium lidar and TIMED/GUVI

    Article • Geophysical Research Letters, September 2015, Wiley

    xuguang cai

  36. Investigation of the seasonal and local time variations of the high-altitude sporadic Na layer (Nas) formation and the associated midlatitude descendingElayer (Es) in lowerEregion

    Article • Journal of Geophysical Research Space Physics, July 2014, American Geophysical Union (AGU)

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  37. Coordinated investigation of midlatitude upper mesospheric temperature inversion layers and the associated gravity wave forcing by Na lidar and Advanced Mesospheric Temperature Mapper in Logan, Utah

    Article • Journal of Geophysical Research Atmospheres, April 2014, American Geophysical Union (AGU)

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