Search Results - "Goncharenko, Larisa"

Ionospheric Bow Waves and Perturbations Induced by the 21 August 2017 Solar Eclipse by Zhang, Shun‐Rong, Erickson, Philip J., Goncharenko, Larisa P., Coster, Anthea J., Rideout, William, Vierinen, Juha

“…During solar eclipses, the Moon's shadow causes a large reduction in atmospheric energy input, including not only the stratosphere but also the thermosphere…”
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Traveling Ionospheric Disturbances and Ionospheric Perturbations Associated With Solar Flares in September 2017 by Zhang, Shun‐Rong, Coster, Anthea J., Erickson, Philip J., Goncharenko, Larisa P., Rideout, William, Vierinen, Juha

“…Solar flares provide strong impulsive radiation and energy injection to the sunlit upper atmosphere. The impact on the ionosphere is immense in spatial scale,…”
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2022 Tonga Volcanic Eruption Induced Global Propagation of Ionospheric Disturbances via Lamb Waves by Zhang, Shun-Rong, Vierinen, Juha, Aa, Ercha, Goncharenko, Larisa P., Erickson, Philip J., Rideout, William, Coster, Anthea J., Spicher, Andres

“…The Tonga volcano eruption at 04:14:45 UT on 2022-01-15 released enormous amounts of energy into the atmosphere, triggering very significant geophysical…”
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Equatorial and Low Latitude Ionospheric Effects During Sudden Stratospheric Warming Events: Ionospheric Effects During SSW Events by Chau, Jorge L., Goncharenko, Larisa P., Fejer, Bela G., Liu, Han-Li

“…There are several external sources of ionospheric forcing, including these are solar wind-magnetospheric processes and lower atmospheric winds and waves. In…”
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Pronounced Suppression and X‐Pattern Merging of Equatorial Ionization Anomalies After the 2022 Tonga Volcano Eruption by Aa, Ercha, Zhang, Shun‐Rong, Wang, Wenbin, Erickson, Philip J., Qian, Liying, Eastes, Richard, Harding, Brian J., Immel, Thomas J., Karan, Deepak K., Daniell, Robert E., Coster, Anthea J., Goncharenko, Larisa P., Vierinen, Juha, Cai, Xuguang, Spicher, Andres

“…Following the 2022 Tonga Volcano eruption, dramatic suppression and deformation of the equatorial ionization anomaly (EIA) crests occurred in the American…”
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Electrified Postsunrise Ionospheric Perturbations at Millstone Hill by Zhang, Shun‐Rong, Erickson, Philip J., Gasque, L. C., Aa, Ercha, Rideout, William, Vierinen, Juha, Goncharenko, Larisa P., Coster, Anthea J.

“…We provide evidence that midlatitude postsunrise traveling ionospheric disturbances (TIDs) are comprised of electrified waves with an eastward propagation…”
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GNSS Observations of Ionospheric Variations During the 21 August 2017 Solar Eclipse by Coster, Anthea J., Goncharenko, Larisa, Zhang, Shun‐Rong, Erickson, Philip J., Rideout, William, Vierinen, Juha

“…On 21 August 2017, during daytime hours, a total solar eclipse with a narrow ∼160 km wide umbral shadow occurred across the continental United States. Totality…”
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Ionospheric signatures of sudden stratospheric warming: Ion temperature at middle latitude by Goncharenko, Larisa, Zhang, Shun-Rong

“…Sudden stratospheric warming (SSW) is a large‐scale meteorological process in the winter hemisphere lasting several days or weeks. The Incoherent Scatter World…”
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Significant Mid‐ and Low‐Latitude Ionospheric Disturbances Characterized by Dynamic EIA, EPBs, and SED Variations During the 13–14 March 2022 Geomagnetic Storm by Aa, Ercha, Zhang, Shun‐Rong, Erickson, Philip J., Wang, Wenbin, Qian, Liying, Cai, Xuguang, Coster, Anthea J., Goncharenko, Larisa P.

“…This work investigates mid‐ and low‐latitude ionospheric disturbances over the American sector during a moderate but geo‐effective geomagnetic storm on 13–14…”
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2‐D Total Electron Content and 3‐D Ionospheric Electron Density Variations During the 14 October 2023 Annular Solar Eclipse by Aa, Ercha, Coster, Anthea J., Zhang, Shun‐Rong, Vierinen, Juha, Erickson, Philip J., Goncharenko, Larisa P., Rideout, William

“…This study investigates the ionospheric total electron content (TEC) responses in the 2‐D spatial domain and electron density variations in the 3‐D spatial…”
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Multi‐Instrument and SAMI3‐TIDAS Data Assimilation Analysis of Three‐Dimensional Ionospheric Electron Density Variations During the April 2024 Total Solar Eclipse by Aa, Ercha, Huba, Joseph, Zhang, Shun‐Rong, Coster, Anthea J., Erickson, Philip J., Goncharenko, Larisa P., Vierinen, Juha, Rideout, William

“…This paper conducts a multi‐instrument and data assimilation analysis of the three‐dimensional ionospheric electron density responses to the total solar…”
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A Statistical Study of the Subauroral Polarization Stream Over North American Sector Using the Millstone Hill Incoherent Scatter Radar 1979–2019 Measurements by Aa, Ercha, Erickson, Philip J., Zhang, Shun‐Rong, Zou, Shasha, Coster, Anthea J., Goncharenko, Larisa P., Foster, John C.

“…This work conducts a statistical study of the subauroral polarization stream (SAPS) feature in the North American sector using Millstone Hill incoherent…”
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Ionospheric Response to the Solar Eclipse of 21 August 2017 in Millstone Hill (42N) Observations by Goncharenko, Larisa P., Erickson, Philip J., Zhang, Shun‐Rong, Galkin, Ivan, Coster, Anthea J., Jonah, Olusegun F.

“…This study examines the ionospheric changes associated with the solar eclipse of 21 August 2017. The effects associated with the passage of the eclipse shadow…”
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Conjugate Ionospheric Perturbation During the 2017 Solar Eclipse by Zhang, Shun‐Rong, Erickson, Philip J., Vierinen, Juha, Aa, Ercha, Rideout, William, Coster, Anthea J., Goncharenko, Larisa P.

“…We report new findings of total electron content (TEC) perturbations in the southern hemisphere at conjugate locations to the northern eclipse on August 21,…”
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Salient Midlatitude Ionosphere‐Thermosphere Disturbances Associated With SAPS During a Minor but Geo‐Effective Storm at Deep Solar Minimum by Aa, Ercha, Zhang, Shun‐Rong, Erickson, Philip J., Coster, Anthea J., Goncharenko, Larisa P., Varney, Roger H., Eastes, Richard

“…This work conducts a focused study of subauroral ion‐neutral coupling processes and midlatitude ionospheric/thermospheric responses in North America during a…”
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Ionospheric ion temperature climate and upper atmospheric long‐term cooling by Zhang, Shun‐Rong, Holt, John M., Erickson, Philip J., Goncharenko, Larisa P., Nicolls, Michael J., McCready, Mary, Kelly, John

“…It is now recognized that Earth's upper atmosphere is experiencing a long‐term cooling over the past several solar cycles. The potential impact of the cooling…”
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Impact of September 2019 Antarctic Sudden Stratospheric Warming on Mid‐Latitude Ionosphere and Thermosphere Over North America and Europe by Goncharenko, Larisa P., Harvey, V. Lynn, Greer, Katelynn R., Zhang, Shun‐Rong, Coster, Anthea J., Paxton, Larry J.

“…Limited observational evidence indicates that ionospheric changes caused by Arctic sudden stratospheric warmings (SSWs) occur at middle latitudes in the…”
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Coordinated Ground‐Based and Space‐Borne Observations of Ionospheric Response to the Annular Solar Eclipse on 26 December 2019 by Aa, Ercha, Zhang, Shun‐Rong, Erickson, Philip J., Goncharenko, Larisa P., Coster, Anthea J., Jonah, Olusegun F., Lei, Jiuhou, Huang, Fuqing, Dang, Tong, Liu, Lei

“…This paper studies the ionosphere's response to the annular solar eclipse on 26 December 2019, utilizing the following ground‐based and space‐borne…”
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The Latitudinal Variation and Hemispheric Asymmetry of the Ionospheric Lunitidal Signatures in the American Sector During Major Sudden Stratospheric Warming Events by Liu, Jing, Zhang, Donghe, Goncharenko, Larisa P., Zhang, Shun‐Rong, He, Maosheng, Hao, Yongqiang, Xiao, Zuo

“…During sudden stratospheric warming events, the ionosphere exhibits phase‐shifted semidiurnal perturbations, which are typically attributed to vertical…”
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The High Latitude Ionospheric Response to the Major May 2024 Geomagnetic Storm: A Synoptic View by Themens, David R., Elvidge, Sean, McCaffrey, Anthony, Jayachandran, P. T., Coster, Anthea, Varney, Roger H., Galkin, Ivan, Goodwin, Lindsay V., Watson, Chris, Maguire, Sophie, Kavanagh, Andrew J., Zhang, Shun‐Rong, Goncharenko, Larisa, Bhatt, Asti, Dorrian, Gareth, Groves, Keith, Wood, Alan G., Reid, Ben

“…The high latitude ionospheric evolution of the May 10‐11, 2024, geomagnetic storm is investigated in terms of Total Electron Content and contextualized with…”
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