Research

  • Carter, B. A., R. Pradipta, T. Dao, J. L. Currie, S., Choy, P. Wilkinson, et al. (2023), The ionospheric effects of the 2022 Hunga Tonga Volcano eruption and the associated impacts on GPS Precise Point Positioning across the Australian region, Space Weather, 21, e2023SW003476, doi:10.1029/2023SW003476.
  • Pradipta, R., E. Mishin, and K. M. Groves (2023), Storm-time subauroral ionospheric plasma density irregularities and the substorm current wedge, J. Geophys. Res. Space Physics, 128, e2023JA031465, doi:10.1029/2023JA031465.
  • Harjosuwito, J., A. Husin, V. Dear, J. Muhamad, A. Faturahman, A. Bahar, Erlansyah, A. Syetiawan, and R. Pradipta (2023), Ionosonde and GPS total electron content observations during the 26 December 2019 annular solar eclipse over Indonesia, Ann. Geophys., 41, 147–172, doi:10.5194/angeo-41-147-2023.
  • Pradipta, R., B. A. Carter, J. L. Currie, S. Choy, P. Wilkinson, P. Maher, and R. Marshall (2023), On the propagation of traveling ionospheric disturbances from the Hunga Tonga-Hunga Ha’apai volcano eruption and their possible connection with tsunami waves, Geophysical Research Letters, 50, e2022GL101925, doi:10.1029/2022GL101925.
  • Pradipta, R., C. S. Carrano, K. M. Groves, and P. H. Doherty, (2022), Can Numerical Simulations of Equatorial Plasma Bubble Plume Structures be Simplified for Operational and Practical Usage?, Proceedings of ION GNSS+ 2022, Denver, Colorado, September 2022, doi:10.33012/2022.18344.
  • Bahar, A., V. Dear, A. Husin, A. Faturahman, J. Harjosuwito, and R. Pradipta (2022), Exploring an Extension of Space Situational Awareness in Southeast Asian Region Utilizing EAR Observation Data, In: Yulihastin, E., Abadi, P., Sitompul, P., Harjupa, W. (eds) Proceedings of the International Conference on Radioscience, Equatorial Atmospheric Science and Environment and Humanosphere Science, 2021. Springer Proceedings in Physics, vol 275, Springer, Singapore, doi:10.1007/978-981-19-0308-3_21.
  • Faturahman, A., V. Dear, J. Harjosuwito, A. Bahar, A. Husin, and R. Pradipta (2022), Ionospheric Observation Using Equatorial Atmosphere Radar (EAR) Kototabang for the 26 December 2019 Annular Solar Eclipse Research, In: Yulihastin, E., Abadi, P., Sitompul, P., Harjupa, W. (eds) Proceedings of the International Conference on Radioscience, Equatorial Atmospheric Science and Environment and Humanosphere Science, 2021. Springer Proceedings in Physics, vol 275, Springer, Singapore, doi:10.1007/978-981-19-0308-3_23.
  • Pradipta, R., and P. H. Doherty (2021), Advancing Our Understanding on Ionospheric Threats to SBAS/GBAS Operations Over North and South America, URSI Radio Science Letters, Vol. 3, doi:10.46620/21-0054.
  • Pradipta, R., C. S. Carrano, K. M. Groves, and P. H. Doherty (2021), Development of a Long-term Climatology and Geomagnetic Storm Response Familiarization Tool on Low-latitude Ionospheric Scintillation Occurrence for Use in Civil Aviation Applications, Proceedings of ION GNSS+ 2021, St. Louis, Missouri, September 2021, doi:10.33012/2021.18045.
  • Carrano, C. S., S. Delay, R. Pradipta, K. M. Groves, and P. H. Doherty (2021), Rates of Cycle Slips and Outages for GPS L1/L2C/L5 due to Ionospheric Scintillation, Proceedings of ION GNSS+ 2021, St. Louis, Missouri, September 2021, doi:10.33012/2021.18060.
  • Currie, J., B. A. Carter, J. Retterer, T. Dao, R. Pradipta, R. Caton, K. M. Groves, Y. Otsuka, T. Yokoyama, K. Hozumi, T. L. Truong, and M. Terkildsen (2021), On the Generation of an Unseasonal EPB Over South East Asia, J. Geophys. Res. Space Physics, 126, e2020JA028724, doi:10.1029/2020JA028724.
  • Dear, V., A. Husin, S. Anggarani, J. Harjosuwito, and R. Pradipta (2020), Ionospheric effects during the total solar eclipse over Southeast Asia-Pacific on 9 March 2016: Part 1. Vertical movement of plasma layer and reduction in electron plasma density, J. Geophys. Res. Space Physics, 125, e2019JA026708, doi:10.1029/2019JA026708.
  • Pradipta, R., E. Yizengaw, and P. H. Doherty (2018), Systematic Solar Cycle Variation of the Ionospheric TEC Gradient Magnitude Distribution over the Brazilian Airspace, Proceedings of ION GNSS+ 2018, Miami, Florida, September 2018, doi:10.33012/2018.15923.
  • Pradipta, R., E. Yizengaw, and P. H. Doherty (2018), Ionospheric Density Irregularities, Turbulence, and Wave Disturbances during the Total Solar Eclipse over North America on 21 August 2017, Geophysical Research Letters, 45, 7909-7917, doi:10.1029/2018GL079383.
  • Carter, B. A., S. Tulasi Ram, E. Yizengaw, R. Pradipta, J. Retterer, R. Norman, J. Currie, K. M. Groves, R. Caton, M. Terkildsen, T. Yokoyama, and K. Zhang (2018), Unseasonal development of post-sunset F-region irregularities over Southeast Asia on 28 July 2014: 1. Forcing from above?, Progress in Earth and Planetary Science, 5: 10, doi:10.1186/s40645-018-0164-y.
  • Yoon, M., J. Lee, S. Pullen, J. Gillespie, N. Mathur, R. Cole, J. R. de Souza, P. H. Doherty, and R. Pradipta (2017), Equatorial Plasma Bubble Threat Parameterization to Support GBAS Operations in the Brazilian Region, J. Inst. Navig., 64: 309-321, doi:10.1002/navi.203.
  • Pradipta, R., M. C. Lee, A. J. Coster, C. A. Tepley, M. P. Sulzer, and S. A. Gonzalez (2017), Ionospheric Plasma Disturbances Generated by Naturally Occurring Large-scale Anomalous Heat Sources, J. Atmos. Sol-Terr. Phys., Vol. 156, 15-23, doi:10.1016/j.jastp.2017.02.010.
  • Valladares, C. E., J. V. Eccles, S. Basu, R. W. Schunk, R. Sheehan, R. Pradipta, and J. M. Ruohoniemi (2017), The magnetic storms of 3-4 August 2010 and 5-6 August 2011: 1. Ground- and space-based observations, J. Geophys. Res. Space Physics, 122, 3487-3499, doi:10.1002/2016JA023359.
  • Pradipta, R., and P. H. Doherty (2017), Practical Applications of GPS Total Electron Content (TEC) Detrending and Mapping Techniques for Studying Equatorial Plasma Bubbles and Midlatitude Irregularities, Proceedings of the ION 2017 Pacific PNT Meeting, Honolulu, Hawaii, May 2017, doi:10.33012/2017.15065.
  • Carter, B. A., E. Yizengaw, R. Pradipta, J. M. Weygand, M. Piersanti, A. Pulkkinen, M. B. Moldwin, R. Norman, and K. Zhang (2016), Geomagnetically induced currents around the world during the 17 March 2015 storm, J. Geophys. Res. Space Physics, 121, doi:10.1002/2016JA023344.
  • Pradipta, R., and P. H. Doherty (2016), Assessing the Occurrence Pattern of Large Ionospheric TEC Gradients over the Brazilian Airspace, J. Inst. Navig., 63: 335-343, doi:10.1002/navi.141.
  • Yizengaw, E., M. B. Moldwin, E. Zesta, M. Magoun, R. Pradipta, C. M. Biouele, A. B. Rabiu, O. K. Obrou, Z. Bamba, and E. R. de Paula (2016), Response of the equatorial ionosphere to the geomagnetic DP 2 current system, Geophys. Res. Lett., 43, 7364-7372, doi:10.1002/2016GL070090.
  • Pradipta, R., C. E. Valladares, B. A. Carter, and P. H. Doherty (2016), Interhemispheric Propagation and Interactions of Auroral Traveling Ionospheric Disturbances near the Equator, J. Geophys. Res. Space Physics, 121, 2462-2474, doi:10.1002/2015JA022043.
  • Carter, B. A, E. Yizengaw, R. Pradipta, J. M. Retterer, K. M. Groves, C. E. Valladares, R. Caton, C. Bridgewood, R. Norman, and K. Zhang (2016), Global Equatorial Plasma Bubble Occurrence during the 2015 St. Patrick’s Day Storm, J. Geophys. Res. Space Physics, 121, 894-905, doi:10.1002/2015JA022194.
  • Pradipta, R., C. E. Valladares, and P. H. Doherty (2015), An Effective TEC Data Detrending Method for the Study of Equatorial Plasma Bubbles and Traveling Ionospheric Disturbances, J. Geophys. Res. Space Physics, 120, 11048-11055, doi:10.1002/2015JA021723.
  • Pradipta, R., C. E. Valladares, and P. H. Doherty (2015), Ionosonde Observations of Ionospheric Disturbances due to the 15 February 2013 Chelyabinsk Meteor Explosion, J. Geophys. Res. Space Physics, 120, 9988-9997, doi:10.1002/2015JA021767.
  • Carter, B. A., E. Yizengaw, R. Pradipta, A. J. Halford, R. Norman, and K. Zhang (2015), Interplanetary Shocks and the Resulting Geomagnetically Induced Currents at the Equator, Geophys. Res. Lett., 42, 6554-6559, doi:10.1002/2015GL065060.
  • Pradipta, R., M. C. Lee, J. A. Cohen, and B. J. Watkins (2015), Generation of Artificial Acoustic-Gravity Waves and Traveling Ionospheric Disturbances in Ionospheric HF Heating Experiments, Earth Moon Planets, Vol. 119, Issue 1, topical issue on ionospheric modification, doi:10.100 7/s11038- 015-9461-2.
  • Pradipta, R., C. E. Valladares, and P. H. Doherty (2014), GPS Observation of Continent-size Traveling TEC Pulsations at the Start of Geomagnetic Storms, J. Geophys. Res. Space Physics, 119, 6913-6924, doi:10.1002/2014JA020177.
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