Contact

All Stories

  1. A 3D empirical model of electron density based on CSES radio occultation measurements

    Article • Space Weather, April 2022, American Geophysical Union (AGU)

    Dr Huijun Le

  2. High‐Resolution and Accurate Low‐Latitude Gridded Electron Density Generation and Evaluation

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

    Dr Huijun Le

  3. Extreme Enhancements of Electron Temperature in Low Latitude Topside Ionosphere During the October 2016 Storm

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

    Dr Huijun Le

  4. ULF Fluctuation of Low‐Latitude Ionospheric Electric Fields During Sudden Commencements

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

    Dr Huijun Le

  5. Daytime Ionospheric Large‐Scale Plasma Density Depletion Structures Detected at Low Latitudes Under Relatively Quiet Geomagnetic Conditions

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

    Dr Huijun Le

  6. A New Global Ionospheric Electron Density Model Based on Grid Modeling Method

    Article • December 2021, Wiley

    Dr Huijun Le

  7. The north-south asymmetry of Martian ionosphere and thermosphere

    Article • December 2021, Wiley

    Dr Huijun Le

  8. Occurrence of Ionospheric Equatorial Ionization Anomaly at 840 km Height Observed by the DMSP Satellites at Solar Maximum Dusk

    Article • Space Weather, May 2021, American Geophysical Union (AGU)

    Dr Huijun Le

  9. A Global Empirical Model of Electron Density Profile in the F Region Ionosphere Basing on COSMIC Measurements

    Article • Space Weather, April 2021, American Geophysical Union (AGU)

    Maosheng He, Dr Huijun Le

  10. From Bow Waves to Traveling Atmospheric Disturbances: Thermospheric Perturbations Along Solar Eclipse Trajectory

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

    Dr Huijun Le

  11. Longitudinal Differences in Electron Temperature on Both Sides of Zero Declination Line in the Mid‐latitude Topside Ionosphere

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

    Dr Huijun Le

  12. Latitudinal Dependence of Daytime Electron Density Bite‐Out in the Ionospheric F 2 ‐Layer

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

    Dr Huijun Le

  13. Multiple Technique Observations of the Ionospheric Responses to the 21 June 2020 Solar Eclipse

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

    Dr Huijun Le

  14. Westward Electric Fields in the Afternoon Equatorial Ionosphere During Geomagnetically Quiet Times

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

    Dr Huijun Le

  15. Effects of the 21 June 2020 Solar Eclipse on Conjugate Hemispheres: A Modeling Study

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

    Dr Huijun Le

  16. 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

  17. Equatorial North‐South Difference of Noontime Electron Density Bite‐Out in the F 2 Layer

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

    Dr Huijun Le

  18. A Statistical Study on the Winter Ionospheric Nighttime Enhancement at Middle Latitudes in the Northern Hemisphere

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

    Dr Huijun Le

  19. A Case Study of the Enhancements in Ionospheric Electron Density and Its Longitudinal Gradient at Chinese Low Latitudes

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

    Dr Huijun Le

  20. Interhemispheric Transport of the Ionospheric F Region Plasma During the 2009 Sudden Stratosphere Warming

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

    Dr Huijun Le

  21. Evaluation on the Quasi‐Realistic Ionospheric Prediction Using an Ensemble Kalman Filter Data Assimilation Algorithm

    Article • Space Weather, March 2020, American Geophysical Union (AGU)

    Dr Huijun Le

  22. New Features of the Enhancements in Electron Density at Low Latitudes

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

    Dr Huijun Le

  23. The High‐Latitude Trough in the Southern Hemisphere Observed by Swarm‐A Satellite

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

    Dr Huijun Le

  24. New Aspects of the Ionospheric Behavior Over Millstone Hill During the 30‐Day Incoherent Scatter Radar Experiment in October 2002

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

    Dr Huijun Le

  25. Trapped and Accelerated Electrons Within a Magnetic Mirror Behind a Flux Rope on the Magnetopause

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

    Dr Huijun Le

  26. α‐Chapman Scale Height: Longitudinal Variation and Global Modeling

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

    Dr Huijun Le

  27. Equatorial Ionospheric Electrodynamics Over Jicamarca During the 6–11 September 2017 Space Weather Event

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

    Dr Huijun Le

  28. An introduction to equatorial electrodynamics and a review of an additional layer at low latitudes

    Article • Journal of Atmospheric and Solar-Terrestrial Physics, December 2018, Elsevier

    Dr Huijun Le

  29. Longitudinal Structure of the Midlatitude Ionosphere Using COSMIC Electron Density Profiles

    Article • Journal of Geophysical Research Space Physics, October 2018, American Geophysical Union (AGU)

    Dr Huijun Le

  30. Global Responses of the Coupled Thermosphere and Ionosphere System to the August 2017 Great American Solar Eclipse

    Article • Journal of Geophysical Research Space Physics, August 2018, American Geophysical Union (AGU)

    Dr Huijun Le

  31. Long-Lasting Response of the Global Thermosphere and Ionosphere to the 21 August 2017 Solar Eclipse

    Article • Journal of Geophysical Research Space Physics, May 2018, American Geophysical Union (AGU)

    Dr Huijun Le

  32. Equatorial Ionospheric Disturbance Field-Aligned Plasma Drifts Observed by C/NOFS

    Article • Journal of Geophysical Research Space Physics, May 2018, American Geophysical Union (AGU)

    Dr Huijun Le

  33. Statistical Behavior of the Longitudinal Variations of the Evening Topside Mid-Latitude Trough Position in both Northern and Southern Hemispheres

    Article • Journal of Geophysical Research Space Physics, May 2018, American Geophysical Union (AGU)

    Dr Huijun Le

  34. Responses of Solar Irradiance and the Ionosphere to an Intense Activity Region

    Article • Journal of Geophysical Research Space Physics, March 2018, American Geophysical Union (AGU)

    Dr Huijun Le

  35. A brief review of equatorial ionization anomaly and ionospheric irregularities

    Article • Earth and Planetary Physics, January 2018, Earth and Planetary Physics

    Dr Huijun Le

  36. The Storm Time Evolution of the Ionospheric Disturbance Plasma Drifts

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

    Dr Huijun Le

  37. Equatorial ionospheric electrodynamics during solar flares

    Article • Geophysical Research Letters, May 2017, American Geophysical Union (AGU)

    Dr Huijun Le

  38. Regional differences of the ionospheric response to the July 2012 geomagnetic storm

    Article • Journal of Geophysical Research Space Physics, April 2017, American Geophysical Union (AGU)

    Dr Huijun Le

  39. The effect of zonal wind reversal around sunset on ionospheric interhemispheric asymmetry at March equinox of a solar maximum year 2000

    Article • Journal of Geophysical Research Space Physics, April 2017, American Geophysical Union (AGU)

    Dr Huijun Le

  40. Mesospheric temperatures estimated from the meteor radar observations at Mohe, China

    Article • Journal of Geophysical Research Space Physics, February 2017, American Geophysical Union (AGU)

    Dr Huijun Le

  41. The latitudinal structure of nighttime ionospheric TEC and its empirical orthogonal functions model over North American sector

    Article • Journal of Geophysical Research Space Physics, January 2017, American Geophysical Union (AGU)

    Dr Huijun Le

  42. Variations of the meteor echo heights at Beijing and Mohe, China

    Article • Journal of Geophysical Research Space Physics, January 2017, American Geophysical Union (AGU)

    Dr Huijun Le

  43. Alfvén wings in the lunar wake: The role of pressure gradients

    Article • Journal of Geophysical Research Space Physics, November 2016, American Geophysical Union (AGU)

    Dr Huijun Le

  44. Effects of disturbed electric fields in the low‐latitude and equatorial ionosphere during the 2015 St. Patrick's Day storm

    Article • Journal of Geophysical Research Space Physics, September 2016, American Geophysical Union (AGU)

    Dr Huijun Le

  45. The global distribution of the dusk‐to‐nighttime enhancement of summer N m F 2 at solar minimum

    Article • Journal of Geophysical Research Space Physics, August 2016, American Geophysical Union (AGU)

    Dr Huijun Le

  46. Equatorial ionization anomaly in the low-latitude topside ionosphere: Local time evolution and longitudinal difference

    Article • Journal of Geophysical Research Space Physics, July 2016, American Geophysical Union (AGU)

    Dr Huijun Le

  47. Evidence and effects of the sunrise enhancement of the equatorial vertical plasma drift in the F region ionosphere

    Article • Journal of Geophysical Research Space Physics, May 2016, American Geophysical Union (AGU)

    Dr Huijun Le

  48. A modeling study of global ionospheric and thermospheric responses to extreme solar flare

    Article • Journal of Geophysical Research Space Physics, January 2016, American Geophysical Union (AGU)

    Dr Huijun Le

  49. Recent progress in ionospheric earthquake precursor study in China: A brief review

    Article • Journal of Asian Earth Sciences, December 2015, Elsevier

    Dr Huijun Le

  50. Statistical analysis of ionospheric mid-latitude trough over the Northern Hemisphere derived from GPS total electron content data

    Article • Earth Planets and Space, December 2015, Springer Science + Business Media

    Dr Huijun Le

  51. Dipole tilt angle effect on magnetic reconnection locations on the magnetopause

    Article • Journal of Geophysical Research Space Physics, July 2015, American Geophysical Union (AGU)

    Dr Huijun Le

  52. Dusk-to-nighttime enhancement of mid-latitude <i>Nm</i>F2 in local summer: inter-hemispheric asymmetry and solar activity dependence

    Article • Annales Geophysicae, June 2015, Copernicus GmbH

    Dr Huijun Le

  53. Discrepant responses of the global electron content to the solar cycle and solar rotation variations of EUV irradiance

    Article • Earth Planets and Space, May 2015, Springer Science + Business Media

    Dr Huijun Le

  54. An empirical model of the topside plasma density around 600 km based on ROCSAT-1 and Hinotori observations

    Article • Journal of Geophysical Research Space Physics, May 2015, American Geophysical Union (AGU)

    Dr Huijun Le

  55. The long-duration positive storm effects in the equatorial ionosphere over Jicamarca

    Article • Journal of Geophysical Research Space Physics, February 2015, American Geophysical Union (AGU)

    Dr Huijun Le

  56. Global thermospheric disturbances induced by a solar flare: a modeling study

    Article • Earth Planets and Space, January 2015, Springer Science + Business Media

    Dr Huijun Le

  57. Deriving the effective scale height in the topside ionosphere based on ionosonde and satellite in situ observations

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

    Dr Huijun Le

  58. Modeling study of nighttime enhancements in F region electron density at low latitudes

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

    Dr Huijun Le

  59. How does ionospheric TEC vary if solar EUV irradiance continuously decreases?

    Article • Earth Planets and Space, June 2014, Springer Science + Business Media

    Dr Huijun Le

  60. Geomagnetic activity effect on the global ionosphere during the 2007-2009 deep solar minimum

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

    Dr Huijun Le

  61. A case study of postmidnight enhancement in F-layer electron density over Sanya of China

    Article • Journal of Geophysical Research Space Physics, July 2013, American Geophysical Union (AGU)

    Dr Huijun Le

  62. The ionospheric anomalies prior to the M9.0 Tohoku-Oki earthquake

    Article • Journal of Asian Earth Sciences, January 2013, Elsevier

    Dr Huijun Le

  63. Statistical analysis of ionospheric responses to solar flares in the solar cycle 23

    Article • Journal of Geophysical Research Space Physics, January 2013, American Geophysical Union (AGU)

    Dr Huijun Le

  64. TIME3D-IGGCAS: A new three-dimension mid- and low-latitude theoretical ionospheric model in realistic geomagnetic fields

    Article • Journal of Atmospheric and Solar-Terrestrial Physics, May 2012, Elsevier

    Dr Huijun Le

  65. An analysis of thermospheric density response to solar flares during 2001-2006

    Article • Journal of Geophysical Research Atmospheres, March 2012, American Geophysical Union (AGU)

    Dr Huijun Le

  66. Simulated midlatitude summer nighttime anomaly in realistic geomagnetic fields

    Article • Journal of Geophysical Research Atmospheres, March 2012, American Geophysical Union (AGU)

    Dr Huijun Le, Maosheng He

  67. Comparative study of the equatorial ionosphere over Jicamarca during recent two solar minima

    Article • Journal of Geophysical Research Atmospheres, January 2012, American Geophysical Union (AGU)

    Dr Huijun Le

  68. Statistical analysis of solar EUV and X-ray flux enhancements induced by solar flares and its implication to upper atmosphere

    Article • Journal of Geophysical Research Atmospheres, November 2011, American Geophysical Union (AGU)

    Dr Huijun Le

  69. Ionospheric response to the X-class solar flare on 7 September 2005

    Article • Journal of Geophysical Research Atmospheres, November 2011, American Geophysical Union (AGU)

    Maosheng He, Dr Huijun Le

  70. Features of the middle- and low-latitude ionosphere during solar minimum as revealed from COSMIC radio occultation measurements

    Article • Journal of Geophysical Research Atmospheres, September 2011, American Geophysical Union (AGU)

    Dr Huijun Le, Maosheng He

  71. Comment on the paper “Total solar eclipse of July 22, 2009: Its impact on the total electron content and ionospheric electron density in the Indian zone” by Sharma et al.

    Article • Journal of Atmospheric and Solar-Terrestrial Physics, August 2011, Elsevier

    Dr Huijun Le

  72. Solar activity effects of the ionosphere: A brief review

    Article • Chinese Science Bulletin, April 2011, Springer Science + Business Media

    Dr Huijun Le

  73. The ionosphere under extremely prolonged low solar activity

    Article • Journal of Geophysical Research Atmospheres, April 2011, American Geophysical Union (AGU)

    Dr Huijun Le

  74. Observations and simulations of seismoionospheric GPS total electron content anomalies before the 12 January 2010M7 Haiti earthquake

    Article • Journal of Geophysical Research Atmospheres, April 2011, American Geophysical Union (AGU)

    Dr Huijun Le

  75. Equinoctial asymmetry of ionospheric vertical plasma drifts and its effect onF-region plasma density

    Article • Journal of Geophysical Research Atmospheres, February 2011, American Geophysical Union (AGU)

    Dr Huijun Le

  76. A statistical analysis of ionospheric anomalies before 736M6.0+ earthquakes during 2002-2010

    Article • Journal of Geophysical Research Atmospheres, February 2011, American Geophysical Union (AGU)

    Dr Huijun Le

  77. Features of theF3layer in the low-latitude ionosphere at sunset

    Article • Journal of Geophysical Research Atmospheres, January 2011, American Geophysical Union (AGU)

    Dr Huijun Le

  78. Observations and modeling of the ionospheric behaviors over the east Asia zone during the 22 July 2009 solar eclipse

    Article • Journal of Geophysical Research Atmospheres, October 2010, American Geophysical Union (AGU)

    Dr Huijun Le

  79. GPS TEC response to the 22 July 2009 total solar eclipse in East Asia

    Article • Journal of Geophysical Research Atmospheres, July 2010, American Geophysical Union (AGU)

    Dr Huijun Le

  80. The magnetic declination effect on the longitudinal ionospheric variation

    Article • Journal of Geophysical Research Atmospheres, December 2009, American Geophysical Union (AGU)

    Dr Huijun Le, Maosheng He

  81. Latitudinal dependence of the ionospheric response to solar eclipses

    Article • Journal of Geophysical Research Atmospheres, July 2009, American Geophysical Union (AGU)

    Dr Huijun Le

  82. Solar activity variations of nighttime ionospheric peak electron density

    Article • Journal of Geophysical Research Atmospheres, November 2008, American Geophysical Union (AGU)

    Dr Huijun Le

  83. The midlatitude F2 layer during solar eclipses: Observations and modeling

    Article • Journal of Geophysical Research Atmospheres, August 2008, American Geophysical Union (AGU)

    Dr Huijun Le

  84. Development of a middle and low latitude theoretical ionospheric model and an observation system data assimilation experiment

    Article • Chinese Science Bulletin, January 2008, Springer Science + Business Media

    Dr Huijun Le

  85. Modeling the responses of the middle latitude ionosphere to solar flares

    Article • Journal of Atmospheric and Solar-Terrestrial Physics, September 2007, Elsevier

    Dr Huijun Le

  86. An analysis of the scale heights in the lower topside ionosphere based on the Arecibo incoherent scatter radar measurements

    Article • Journal of Geophysical Research Atmospheres, June 2007, American Geophysical Union (AGU)

    Dr Huijun Le