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2020

Drozdov A. Y., Y. Y. Shprits, J. D. Menietti, M. de Soria-Santacruz, R. B. Horne, E. E. Woodfield, J. B. Groene, T. F. Averkamp, H. Garrett, C. Paranicas, D. A. Gurnett, A. Kellerman, H. Zhu, (2020), Whistler mode waves in the vicinity of Jupiter’s moons and wave-particle interactions in the Jovian magnetosphere, Lpp, Paris, France, January, 2020

Drozdov A., Y. Y. Shprits, N. A. Aseev, A. C. Kellerman, (2020), The Role of Hiss, Chorus, and EMIC Waves in the Modeling of the Dynamics of the Multi‐MeV Radiation Belt Electrons, Van Allen Probes SWG Telecon, November, 2020

Smirnov A. G., E. A. Kronberg, P. W. Daly, N. A. Aseev, Y. Y. Shprits, A. C. Kellerman, (2020), Adiabatic Invariants Calculations for Cluster Mission: A Long-Term Product for Radiation Belts Studies, J. of Geophys. Res. [Space Physics], 125, e2019JA027576, doi:10.1029/2019JA027576, e2019JA027576 10.1029/2019JA027576

2019

Aseev N. A., Y. Y. Shprits, D. Wang, J. Wygant, A. Y. Drozdov, A. C. Kellerman, G. D. Reeves, (2019), Transport and Loss of Ring Current Electrons Inside Geosynchronous Orbit During the 17 March 2013 Storm, J. of Geophys. Res. [Space Physics], 124, 915-933, doi:10.1029/2018JA026031

Aseev N., Y. Shprits, D. Wang, J. Wygant, A. Drozdov, A. Kellerman, G. Reeves, (2019), Modeling transport and loss of ring current electrons during 17 March 2013 storm using the VERB-4D code, EGU General Assembly 2019, EGU General Assembly Conference Abstracts, 9577

Cervantes Villa J. S., Y. Shprits, A. Kellerman, A. Drozdov, N. Aseev, A. Castillo, (2019), Reanalysis of Radiation Belt Electron Phase Space Density Using Four Spacecraft and the Verb Code, AOGS 2019

Cervantes Villa J. S., Y. Shprits, A. Kellerman, A. Drozdov, N. Aseev, A. Castillo, (2019), Reanalysis of radiation belt electron phase space density using four spacecraft and the VERB code, EGU General Assembly 2019, EGU General Assembly Conference Abstracts, 8547

Drozdov A., Y. Y. Shprits, N. A. Aseev, A. C. Kellerman, M. Usanova, F. Effenberger, D. Turner, (2019), Depletion of multi MeV electrons and its relation to the minima in phase space density , EGU General Assembly 2019, Vienna, Austria, 7–12 April 2019

Drozdov A., Y. Y. Shprits, N. A. Aseev, A. C. Kellerman, M. Usanova, F. Effenberger, D. Turner, (2019), Depletion of multi-MeV electrons and its relation to the minima in phase space density, SWG 2019, ALP, MD, USA

Shprits Y., A. Drozdov, N. Aseev, A. Kellerman, M. Usanova, I. Zhelavskaya, I. Michaelis, J. S. Cervantes Villa, W. Dedong, A. Castillo, (2019), Deepening Minimums in PSD as Evidence of the Localized Loss of Electrons by EMIC waves, GEM Summer Workshop 2019

Smirnov A. G., E. A. Kronberg, F. Latallerie, P. W. Daly, N. Aseev, Y. Y. Shprits, A. Kellerman, S. Kasahara, D. Turner, M. G. Taylor, (2019), Electron Intensity Measurements by the Cluster/RAPID/IES Instrument in Earth’s Radiation Belts and Ring Current, Space Weather, 17, 553-566, doi:10.1029/2018SW001989

2018

Aseev N., Y. Shprits, D. Wang, A. Kellerman, A. Drozdov, (2018), Modeling MLT-dependent wave-particle interactions with the VERB-4D code, EGU General Assembly 2018, EGU General Assembly Conference Abstracts, 16602

Aseev N., F. Effenberger, Y. Shprits, D. Wang, A. Kellerman, A. Drozdov, (2018), Modeling of the Earth’s radiation belts: Response to CME- and CIR-driven geomagnetic storms, EGU General Assembly 2018, EGU General Assembly Conference Abstracts, 17038

Aseev N., Y. Shprits, A. Kellerman, A. Drozdov, M. Usanova, D. Wang, I. Zhelavskaya, (2018), Observational evidence of ultra-relativistic electron scattering from the earth’s radiation belts, 42nd Cospar Scientific Assembly

Aseev N., F. Effenberger, Y. Shprits, A. Kellerman, A. Drozdov, D. Wang, (2018), Using the VERB-4D code as a nowcasting tool for modeling electron ring current and radiation belt dynamics, 42nd Cospar Scientific Assembly, PRBEM.1-8-18

Aseev N., Y. Shprits, A. Kellerman, A. Drozdov, D. Wang, I. Zhelavskaya, (2018), New signatures of EMIC wave-driven loss of ultrarelativistic electrons in the heart of the outer radiation belt, EGU General Assembly 2018, EGU General Assembly Conference Abstracts, 1360

Cervantes Villa J. S., Y. Shprits, A. C. Kellerman, A. Drozdov, (2018), Reanalysis of Long Term Radiation Belt Electron Fluxes Relying on Four Spacecraft, the VERB Code, and a Sequential Kalman Filter, AGU 2018 Fall Meeting, SM31E-3550

Drozdov A., Y. Y. Shprits, N. A. Aseev, A. C. Kellerman, (2018), Long-term VERB code simulation with different radial diffusion parameterizations, ARTHRB

Drozdov A., Y. Y. Shprits, N. A. Aseev, A. C. Kellerman, M. Usanova, F. Effenberger, D. Turner, (2018), Observations of multi-MeV electron loss and its relation to the minima in phase space density, ARTHRB, UCLA

Drozdov A., Y. Shprits, N. Aseev, A. Kellerman, (2018), Long-term verb code simulations of relativistic and ultra-relativistic electrons, 42nd Cospar Scientific Assembly

Drozdov A., Y. Shprits, N. Aseev, A. Kellerman, M. Usanova, (2018), Observations of multi-MeV electron loss and its relation to the minima in phase space density, AGU 2018 Fall Meeting

Drozdov A., Y. Shprits, M. Usanova, A. Kellerman, N. Aseev, D. Wang, H. Zhu, (2018), The effects due to the emic waves in the verb code modeling, GEM Summer Workshop 2018

Effenberger F., Y. Shprits, N. Aseev, A. Drozdov, D. Wang, A. Kellerman, J. Cervantes Villa, (2018), Earth’s relativistic electron radiation belt response to CME- and CIR driven geomagnetic storms, (poster), AGU 2018 Fall Meeting, SM43D-3587

Effenberger F., Y. Shprits, A. Kellerman, A. Drozdov, N. Aseev, D. Wang, (2018), Modeling of the Earth’s radiation belts: Response to CME- and CIR-driven geomagnetic storms, 42nd Cospar Scientific Assembly, PRBEM.1-3-18

Kellerman A., Y. Shprits, R. McPherron, D. Kondrashov, J. Weygand, H. Zhu, A. Drozdov, (2018), The radiation-belt electron phase-space-density response to stream-interaction regions: Multi-point observations, data-assimilation, physics-based modeling, and forecasting, EGU General Assembly 2018, EGU General Assembly Conference Abstracts, 8159

Kronberg E., B. Klecker, P. Daly, V. Pierrard, T. A. Fritz, R. Friedel, Y. Shprits, A. Kellerman, M. Dobynde, A. Drozdov, M. Rashev, K. Borremans, D. Turner, N. Aseev, A. Smirnov, (2018), The Cluster II mission, recent observations and instrument calibrations, 42nd Cospar Scientific Assembly, PRBEM.2-19-18

Shprits Y., V. Angelopoulos, C. Russell, R. Strangeway, A. Runov, D. Turner, R. Caron, P. Cruce, C. Russell, V. Petrov, M. Panasyuk, I. Yashin, A. Drozdov, A. Kellerman, V. Kalegaev, I. Nazarkov, J. Clemmons, I. Michaelis, (2018), Observations of the trapped and precipitating ionizing radiation from the LEO orbit, EGU General Assembly 2018, EGU General Assembly Conference Abstracts, 7312

Shprits Y. Y., R. B. Horne, A. C. Kellerman, A. Y. Drozdov, (2018), The dynamics of Van Allen belts revisited, Nature Physics, 14, 102-103, doi:10.1038/nphys4350

Shprits Y., A. Drozdov, A. Kellerman, M. Usanova, N. Aseev, R. Horne, (2018), New observations and modeling clarifying the role of emic waves for ultra-relativistic electron loss in the heart of the radiation belts., 42nd Cospar Scientific Assembly

Shprits Y., R. J. Strangeway, C. T. Russell, I. Michaelis, I. Yashin, V. Kalegaev, I. Nazarkov, V. Angelopoulos, J. Clemmons, P. Cruce, A. Kellerman, V. Petrov, A. Drozdov, D. Turner, M. Panasyuk, R. Caron, C. Russell, A. Runov, (2018), Observations of the trapped and precipitating ionizing radiation from the LEO orbit, 42nd Cospar Scientific Assembly, PRBEM.2-9-18

Zhu H., Y. Y. Shprits, L. Chen, X. Liu, A. C. Kellerman, (2018), An Event on Simultaneous Amplification of Exohiss and Chorus Waves Associated With Electron Density Enhancements, J. of Geophys. Res. [Space Physics], 123, 8958-8968, doi:10.1029/2017JA025023

2017

Aseev N. A., Y. Y. Shprits, A. Y. Drozdov, A. C. Kellerman, M. E. Usanova, D. Wang, I. S. Zhelavskaya, (2017), Signatures of Ultrarelativistic Electron Loss in the Heart of the Outer Radiation Belt Measured by Van Allen Probes, J. of Geophys. Res. [Space Physics], 122, 10,102-10,111, doi:10.1002/2017JA024485

Aseev N., Y. Shprits, A. Drozdov, A. C. Kellerman, D. Wang, (2017), Combined convective and diffusive modeling of the ring current and radiation belt electron dynamics using the VERB-4D code, AGU 2017 Fall Meeting

Califf S., X. Li, H. Zhao, A. Kellerman, T. E. Sarris, A. Jaynes, D. M. Malaspina, (2017), The role of the convection electric field in filling the slot region between the inner and outer radiation belts, J. of Geophys. Res. [Space Physics], 122, 2051-2068, doi:10.1002/2016JA023657

Castillo Tibocha A. M., Y. Shprits, A. Drozdov, A. C. Kellerman, N. Aseev, (2017), Coupling of Outward Radial Diffusion and Losses at the Magnetopause in the Outer Radiation Belt, AGU 2017 Fall Meeting

Cervantes Villa J. S., Y. Shprits, A. C. Kellerman, A. Drozdov, (2017), Data Assimilation and Reanalysis of Radiation Belt Electrons, AGU 2017 Fall Meeting

de Soria-Santacruz M., Y. Y. Shprits, A. Drozdov, J. D. Menietti, H. B. Garrett, H. Zhu, A. C. Kellerman, R. B. Horne, (2017), Interactions between energetic electrons and realistic whistler mode waves in the Jovian magnetosphere, J. of Geophys. Res. [Space Physics], 122, 5355-5364, doi:10.1002/2017JA023975

Drozdov A., Y. Y. Shprits, N. A. Aseev, A. C. Kellerman, (2017), Radial diffusion and EMIC waves in the long-term simulation and in the case study, Van Allen Probes SWG Telecon, April, 2017

Drozdov A. Y., Y. Y. Shprits, M. E. Usanova, N. A. Aseev, A. C. Kellerman, H. Zhu, (2017), EMIC wave parameterization in the long-term VERB code simulation, J. of Geophys. Res. [Space Physics], 122, 8488-8501, doi:10.1002/2017JA024389

Drozdov A. Y., Y. Y. Shprits, N. A. Aseev, A. C. Kellerman, G. D. Reeves, (2017), Dependence of radiation belt simulations to assumed radial diffusion rates tested for two empirical models of radial transport, Space Weather, 15, 150-162, doi:10.1002/2016SW001426

Drozdov A. Y., Y. Y. Shprits, N. A. Aseev, A. C. Kellerman, (2017), Radial diffusion and EMIC waves in the long-term simulation and in the case study, GEM Summer Workshop 2017, Portsmouth, VA, Jun 17-23, 2017

Drozdov A. Y., Y. Y. Shprits, M. Usanova, A. C. Kellerman, N. A. Aseev, H. Zhu, (2017), EMIC waves parameterization in the long-term VERB code simulation, GEM Summer Workshop 2017, Portsmouth, VA, Jun 17-23, 2017

Drozdov A. Y., Y. Y. Shprits, M. Usanova, A. C. Kellerman, N. A. Aseev, H. Zhu, (2017), EMIC waves parameterization in the long-term simulation, SWG 2017, ALP, MD, USA

Drozdov A. Y., Y. Y. Shprits, A. C. Kellerman, N. A. Aseev, (2017), Radial diffusion patameterizations in the VERB code simulations, SWG 2017, ALP, MD, USA

Drozdov A., Y. Y. Shprits, A. C. Kellerman, (2017), The Versatile Electron Radiation Belt (VERB) code: Overview, SEESAW 2017, NOAA, Boulder, CO, Sep 04-08, 2017

Drozdov A., Y. Y. Shprits, A. C. Kellerman, M. Usanova, N. A. Aseev, H. Zhu, (2017), VERB code simulations with EMIC waves the long-term simulation and the case studies, ARTHRB, UCLA

Drozdov A., Y. Shprits, E. Usanova, A. Aseev, H. Zhu, C. Kellerman, (2017), Modeling effects of EMIC wave in the radiation belts simulation, (invited), AGU 2017 Fall Meeting

Drozdov A. Y., Y. Y. Shprits, M. Usanova, A. C. Kellerman, N. A. Aseev, H. Zhu, (2017), The Versatile Electron Radiation Belt (VERB) code: Long-term simulations during the Van Allen Probes mission, GFZ

Drozdov A., Y. Shprits, N. Aseev, A. C. Kellerman, G. D. Reeves, (2017), Dependence of radiation belt simulations to assumed radial diffusion rates, (poster), AGU 2017 Fall Meeting

Drozdov A., Y. Shprits, M. Usanova, A. Kellerman, N. Aseev, H. Zhu, (2017), EMIC waves parameterization in the long-term VERB code simulation, EGU General Assembly 2017, EGU2017, proceedings from the conference held 23-28 April, 2017 in Vienna, Austria., p.9703

Drozdov A., Y. Shprits, N. Aseev, A. Kellerman, G. Reeves, (2017), Dependence of radiation belt simulations to assumed radial diffusion rates tested for two empirical models of radial transport, EGU General Assembly 2017, EGU2017, proceedings from the conference held 23-28 April, 2017 in Vienna, Austria., p.9840

Kellerman A., Y. Shprits, D. Kondrashov, H. Zhu, A. Drozdov, (2017), Data assimilation and forecasting of radiation-belt electrons, EGU General Assembly 2017, EGU2017, proceedings from the conference held 23-28 April, 2017 in Vienna, Austria., p.11188

Kellerman A., Y. Shprits, R. Makarevich, E. Donovan, H. Zhu, (2017), On the spatio-temporal and energy-dependent response of riometerabsorption to electron precipitation: drift-time and conjunctionanalyses in realistic electric and magnetic fields, EGU General Assembly 2017, EGU2017, proceedings from the conference held 23-28 April, 2017 in Vienna, Austria., p.11404

Kellerman A. C., Y. Shprits, R. L. McPherron, D. A. Kondrashov, J. M. Weygand, H. Zhu, A. Drozdov, (2017), The radiation-belt electron phase-space-density response to stream-interaction regions: A study combining multi-point observations, data-assimilation, and physics-based modeling, AGU 2017 Fall Meeting

Kronberg E., M. Rashev, P. Daly, Y. Shprits, D. Turner, A. Drozdov, M. Dobynde, A. Kellerman, T. Fritz, V. Pierrard, K. Borremans, B. Klecker, R. Friedel, (2017), On usage of electron observations from Cluster/RAPID/IES instrument in Earth’s radiation belts and ring current, EGU General Assembly 2017, EGU2017, proceedings from the conference held 23-28 April, 2017 in Vienna, Austria., p.7258

Shprits Y. Y., A. Kellerman, N. Aseev, A. Y. Drozdov, I. Michaelis, (2017), Multi-MeV electron loss in the heart of the radiation belts, Geophysical Research Letters, 44, 1204-1209, doi:10.1002/2016GL072258

Shprits Y., I. S. Zhelavskaya, A. C. Kellerman, M. Spasojevic, D. A. Kondrashov, M. Ghil, N. Aseev, A. M. Castillo Tibocha, J. S. Cervantes Villa, C. Kletzing, W. S. Kurth, (2017), Obtaining Global Picture From Single Point Observations by Combining Data Assimilation and Machine Learning Tools, AGU 2017 Fall Meeting

Shprits Y., A. Drozdov, A. Kellerman, M. Usanova, N. Aseev, M. Spasovevich, (2017), Loss of the relativistic and ultra-relativistic radiation belt electrons, EGU General Assembly 2017, EGU2017, proceedings from the conference held 23-28 April, 2017 in Vienna, Austria., p.9450

2016

Aseev N. A., Y. Y. Shprits, A. Y. Drozdov, A. C. Kellerman, (2016), Numerical applications of the advective-diffusive codes for the inner magnetosphere, Space Weather, 14, 993-1010, doi:10.1002/2016SW001484

Aseev N., Y. Y. Shprits, A. C. Kellerman, A. Drozdov, H. Zhu, (2016), The Earth’s Electron Radiation Belts Modeling: from the Source Population to Relativistic Energies, AGU 2017 Fall Meeting, SM11B-2158

Aseev N., Y. Shprits, A. Kellerman, A. Drozdov, (2016), Numerical Techniques for Coupled Ring Current – Radiation Belts Modelling, EGU General Assembly 2016, Vienna, Austria, 17-22 April, 2016

Aseev N., Y. Y. Shprits, A. C. Kellerman, A. Drozdov, H. Zhu, (2016), The Earth’s Electron Radiation Belts Modeling: from the Source Population to Relativistic Energies, AGU Fall Meeting 2016, San Francisco, 12-16 December.

Aseev N., Y. Shprits, A. Kellerman, A. Drozdov, (2016), Understanding the Dynamics of Energetic and Relativistic Electrons Near Geostationary Orbit, 41st Cospar Scientific Assembly, abstracts from the meeting that was to be held 30 July – 7 August at the Istanbul Congress Center(ICC), Turkey, but was cancelled.,Abstract id.# PRBEM.2-15-16.

Califf S., X. Li, H. Zhao, T. E. Sarris, A. C. Kellerman, A. N. Jaynes, D. Malaspina, (2016), Electric field observations associated with 100s keV electron enhancements in the slot region, AGU Fall Meeting 2016, San Francisco, 12-16 December

de Soria-Santacruz M., A. Drozdov, J. D. Menietti, H. B. Garrett, A. C. Kellerman, Y. Y. Shprits, (2016), Interactions Between Energetic Electrons and Realistic Whistler Mode Waves in the Jovian Magnetosphere, AGU Fall Meeting 2016, San Francisco, 12-16 December

Drozdov A., Y. Y. Shprits, A. Kellerman, (2016), The Versatile Electron Radiation Belt (VERB) code: Long-term simulations during the Van Allen Probes mission, 2016 Shields Workshop, Santa Fe, New Mexico, USA

Drozdov A., Y. Y. Shprits, A. Kellerman, (2016), Long-tem VERB code simulations with EMIC waves, SWG 2016, ALP, MD, USA

Drozdov A., Y. Y. Shprits, N. A. Aseev, A. C. Kellerman, G. D. Reeves, (2016), Response of radiation belt simulations to different radial diffusion coefficients, SWG 2016, ALP, MD, USA

Drozdov A. Y., Y. Y. Shprits, K. G. Orlova, A. C. Kellerman, D. A. Subbotin, D. N. Baker, H. E. Spence, G. D. Reeves, (2016), Energetic, relativistic, and ultrarelativistic electrons: Comparison of long-term VERB code simulations with Van Allen Probes measurements, EGU General Assembly 2016, Vienna, Austria, 17-22 April, 2016

Drozdov A., Y. Y. Shprits, M. Usanova, A. C. Kellerman, N. Aseev, H. Zhu, (2016), EMIC waves parameterization in the long-term VERB code simulation, AGU Fall Meeting 2016, SM33D-05 presented at 2016 Fall Meeting, AGU, San Francisco, 12-16 December

Drozdov A., D. N. Baker, Y. Shprits, A. Kellerman, (2016), Response of radiation belt simulations to different radial diffusion coefficients models, 41st Cospar Scientific Assembly, abstracts from the meeting that was to be held 30 July – 7 August at the Istanbul Congress Center(ICC), Turkey, but was cancelled.,Abstract id.# PRBEM.1-9-16.

Kellerman A., (2016), Recent development and performance of the data-assimilative VERB code, GEM Summer Workshop 2016

Kellerman A. C., Y. Y. Shprits, R. A. Makarevich, E. Donovan, H. Zhu, N. Aseev, A. Drozdov, (2016), On the spatio-temporal and energy-dependent response of riometer absorption to electron precipitation: drift-time and conjunction analyses in realistic electric and magnetic fields, AGU Fall Meeting 2016, San Francisco, 12-16 December

Kellerman A., R. Makarevich, E. Spanswick, E. Donovan, Y. Shprits, (2016), Characterizing the spatio-temporal and energy-dependent response of riometer absorption to particle precipitation, 41st Cospar Scientific Assembly, abstracts from the meeting that was to be held 30 July – 7 August at the Istanbul Congress Center(ICC), Turkey, but was cancelled.,Abstract id.# C0.2-24-16.

Kellerman A., D. Kondrashov, Y. Shprits, T. Podladchikova, A. Drozdov, (2016), Reanalysis and forecasting killer electrons in Earth’s radiation belts using the VERB code, 41st Cospar Scientific Assembly, abstracts from the meeting that was to be held 30 July – 7 August at the Istanbul Congress Center(ICC), Turkey, but was cancelled.,Abstract id.# PRBEM.1-7-16.

Kronberg E. A., M. V. Rashev, P. W. Daly, Y. Y. Shprits, D. L. Turner, A. Y. Drozdov, M. Dobynde, A. C. Kellerman, T. A. Fritz, V. Pierrard, K. Borremans, B. Klecker, R. Friedel, (2016), Contamination in electron observations of the silicon detector on board Cluster/RAPID/IES instrument in Earth’s radiation belts and ring current, Space Weather, 14, 449-462, doi:10.1002/2016SW001369

Shprits Y., A. Kellerman, (2016), Specification and Prediction of the Radiation Environment Using Data Assimilative VERB code, 41st Cospar Scientific Assembly, abstracts from the meeting that was to be held 30 July – 7 August at the Istanbul Congress Center(ICC), Turkey, but was cancelled.,Abstract id.# PSW.1-5-16.

Shprits Y. Y., A. Y. Drozdov, M. Spasojevic, A. C. Kellerman, M. E. Usanova, M. J. Engebretson, O. V. Agapitov, I. S. Zhelavskaya, T. J. Raita, H. E. Spence, D. N. Baker, H. Zhu, N. A. Aseev, (2016), Wave-induced loss of ultra-relativistic electrons in the Van Allen radiation belts, Nature Communications, 7, doi:10.1038/ncomms12883

Shprits Y., M. Usanova, A. Kellerman, A. Drozdov, (2016), Understanding the Dynamical Evolution of the Earth Radiation Belt and Ring Current Coupled System, 41st Cospar Scientific Assembly, abstracts from the meeting that was to be held 30 July – 7 August at the Istanbul Congress Center(ICC), Turkey, but was cancelled.,Abstract id.# D3.3-2-16.

Zhu H., Y. Y. Shprits, M. Spasojevic, A. C. Kellerman, A. Drozdov, (2016), Long-term radiation belt relativistic electron simulations with the VERB code using new wave parameterizations derived from Van Allen Probes measurements, AGU Fall Meeting 2016, San Francisco, 12-16 December

2015

Drozdov A., Y. Shprits, K. Orlova, A. C. Kellerman, D. Subbotin, D. N. Baker, H. E. Spence, G. D. Reeves, (2015), Long-term VERB Code Simulations of Ultra-relativistic Electrons and Comparison with Van Allen Probes Measurements, AGU Fall Meeting 2015, San Francisco, CA, 14-18 December

Drozdov A. Y., Y. Y. Shprits, K. G. Orlova, A. C. Kellerman, D. A. Subbotin, D. N. Baker, H. E. Spence, G. D. Reeves, (2015), Energetic, relativistic, and ultrarelativistic electrons: Comparison of long-term VERB code simulations with Van Allen Probes measurements, J. of Geophys. Res. [Space Physics], 120, 3574-3587, doi:10.1002/2014JA020637

Kellerman A. C., (2015), Forecasting the Earth’s radiation environment with GREEP and VERB: a synthesis of empirical- and physics-based modeling across multiple energies and spatial regions, GEM Summer Workshop 2016, Snowmass CO, 2015.

Kellerman A. C., Y. Shprits, D. A. Kondrashov, T. Podladchikova, A. Drozdov, D. Subbotin, R. A. Makarevich, E. Donovan, T. Nagai, (2015), Three-dimensional data assimilation and reanalysis of radiation belt electrons: Observations over two solar cycles, AGU Fall Meeting 2015, San Francisco, CA, 14-18 December

Kellerman A. C., Y. Y. Shprits, R. A. Makarevich, E. Spanswick, E. Donovan, G. Reeves, (2015), Characterization of the energy-dependent response of riometer absorption, AGU Joint Assembly 2015, Montreal, Canada, 3-7 May

Kellerman A. C., R. L. McPherron, J. M. Weygand, (2015), On the azimuthal evolution and geoeffectiveness of the SIR-associated stream interface, J. of Geophys. Res. [Space Physics], 120, 1489-1508, doi:10.1002/2014JA020334

Kellerman A. C., Y. Shprits, D. A. Kondrashov, T. Podladchikova, A. Drozdov, D. Subbotin, R. A. Makarevich, E. Donovan, T. Nagai, (2015), Three-dimensional data assimilation and reanalysis of radiation belt electrons: Observations over two solar cycles, and operational forecasting., AGU Joint Assembly 2015, SM52A-05

Kellerman A. C., Y. Y. Shprits, R. A. Makarevich, E. Spanswick, E. Donovan, G. Reeves, (2015), Characterization of the energy-dependent response of riometer absorption, J. of Geophys. Res. [Space Physics], 120, 615-631, doi:10.1002/2014JA020027

Makarevich R. A., V. V. Forsythe, A. C. Kellerman, (2015), Electric field control of E region coherent echoes: Evidence from radar observations at the South Pole, J. of Geophys. Res. [Space Physics], 120, 2148-2165, doi:10.1002/2014JA020844

Podladchikova T., Y. Shprits, A. C. Kellerman, (2015), Kalman Filtering and Smoothing of the Van Allen Probes Observations to Estimate the Radial, AGU Fall Meeting 2015, San Francisco, CA, 14-18 December

Shprits Y. Y., A. C. Kellerman, A. Y. Drozdov, H. E. Spence, G. D. Reeves, D. N. Baker, (2015), Combined convective and diffusive simulations: VERB-4D comparison with 17 March 2013 Van Allen Probes observations, Geophysical Research Letters, 42, 9600-9608, doi:10.1002/2015GL065230

Shprits Y., A. C. Kellerman, T. Podladchikova, D. A. Kondrashov, M. Ghil, (2015), Data assimialation for real-time prediction and reanalysis, AGU Fall Meeting 2015, San Francisco, CA, 14-18 December

Shprits Y. Y., A. C. Kellerman, A. Y. Drozdov, K. G. Orlova, (2015), 3D and 4D Simulations of the Dynamics of the Radiation Belts using VERB code, EGU General Assembly 2015, Vienna, Austira, 12-17 April

Shprits Y., A. Kellerman, A. Drozdov, K. Orlova, (2015), 3D and 4D simulations of the dynamics of the radiation belts using VERB code, EGU General Assembly 2015, Vienna, Austria, 12-17 April

Shprits Y., A. C. Kellerman, A. Drozdov, (2015), Simulations of the Dynamics of the Coupled Energetic and Relativistic Electrons Using VERB Code (Invited), AGU Fall Meeting 2015, San Francisco, CA, 14-18 December

2014

Donovan E., J. Borovsky, A. C. Kellerman, (2014), Geospace at the System Level: Requirements for Data, 40th Cospar Scientific Assembly, Moscow, Russia, 2-10 August.

Drozdov A. Y., Y. Y. Shprits, A. C. Kellerman, D. Subbotin, D. N. Baker, L. Ozeke, I. Mann, (2014), Response of radiation belt simulations to different radial diffusion coefficients for relativistic and ultra-relativistic electrons, 40th Cospar Scientific Assembly, Moscow, Russia, 2-10 August.

Kellerman A. C., Y. Y. Shprits, (2014), On the influence of magnetic field model errors on data assimilation and radiation belt modeling, GEM Summer Workshop 2014, Portsmouth, VA, June 15-20.

Kellerman A. C., Y. Y. Shprits, (2014), Towards more reliable multi-satellite investigations and data assimilation: An energy-channel-specific intercalibration technique based on invariant coordinates and electron PSD, 40th Cospar Scientific Assembly, Moscow, Russia, 2-10 April.

Kellerman A. C., Y. Y. Shprits, D. Kondrashov, D. Subbotin, R. A. Makarevich, E. Donovan, T. Nagai, (2014), Three-dimensional data assimilation and reanalysis of radiation belt electrons: Observations of a four-zone structure using five spacecraft and the VERB code, J. of Geophys. Res. [Space Physics], 119, 8764-8783, doi:10.1002/2014JA020171

Kellerman A. C., Y. Y. Shprits, R. Makarevich, E. Spanswick, E. Donovan, G. Reeves, (2014), Characterizing the relationship between precipitating and trapped electron fluxes and riometer absorption using multipoint remote sensing, 40th Cospar Scientific Assembly, Moscow, Russia, 2-10 August.

Kellerman A. C., Y. Y. Shprits, R. Makarevich, E. Spanswick, E. Donovan, G. Reeves, (2014), Remote sensing the precipitation of the electron radiation belt source population using a network or riometers: Statistical and case-based analyses, 40th Cospar Scientific Assembly, Moscow, Russia, 2-10 August.

Kellerman A. C., Y. Y. Shprits, R. A. Makarevich, E. Spanswick, E. Donovan, G. Reeves, (2014), Characterization of the Energy Dependent Response of Riometer Absorption, 2014 Cedar Workshop, Seattle, WA, June 23-26.

Kellerman A. C., Y. Y. Shprits, D. Kondrashov, D. Subbotin, T. Podladchikova, A. Y. Drozdov, (2014), 3D reanalysis: a global measure of radiation belt state, GEM Summer Workshop 2014, Portsmouth, VA, June 15-20.

Kellerman A. C., Y. Y. Shprits, D. Kondrashov, T. Podladchikova, A. Y. Drozdov, (2014), MLT-dependent reanalysis of radiation belt electrons: Case studies using several satellites and different magnetic field models, GEM Summer Workshop 2014, Portsmouth, VA, June 15-20.

Kellerman A. C., Y. Y. Shprits, D. Kondrashov, T. Podladchikova, A. Y. Drozdov, D. Turner, (2014), Radiation belt electron reanalysis over two solar cycles: comparative modeling and analysis of several geomagnetic storms, 40th Cospar Scientific Assembly, Moscow, Russia, 2-10 August.

Kellerman A. C., D. L. Turner, W. Li, V. Angelopoulos, (2014), Combining relativistic electron measurements from high-altitude equatorial and low-Earth orbit spacecraft to study the outer radiation belt source and loss processes from wave-particle interactions, 2014 Versim Workshop, Dunedin, New Zealand, January 20-23.

Kellerman A. C., Y. Y. Shprits, G. Stephens, D. Kondrashov, A. Y. Drozdov, T. Podladchikova, (2014), MLT-Dependent 3D reanalysis of radiation belt elections: quantifying errors in current and future magnetic field models, AGU Fall Meeting 2014, San Francisco, 14-18 December

Kondrashov D., A. C. Kellerman, Y. Y. Shprits, (2014), Data-driven approach for radiation-belt modeling and prediction, 40th Cospar Scientific Assembly, Moscow, Russia, 2-10 August.

Podladchikova T. V., Y. Y. Shprits, D. Kondrashov, A. C. Kellerman, (2014), Noise statistics identification for Kalman filtering of the electron radiation belt observations I: Model errors, J. of Geophys. Res. [Space Physics], 119, 5700-5724, doi:10.1002/2014JA019897

Podladchikova T. V., Y. Y. Shprits, A. C. Kellerman, D. Kondrashov, (2014), Noise statistics identification for Kalman filtering of the electron radiation belt observations: 2. Filtration and smoothing, J. of Geophys. Res. [Space Physics], 119, 5725-5743, doi:10.1002/2014JA019898

Podladchikova T., Y. Y. Kellerman, D. Kondrashov, (2014), Optimal smoothing of the electron radiation belts observations using the observation errors identification, 40th Cospar Scientific Assembly, Moscow, Russia, 2-10 August.

Podladchikova T., Y. Y. Shprits, D. Kondrashov, A. C. Kellerman, (2014), Model error identification for the radiation belt data assimilation, 40th Cospar Scientific Assembly, Moscow, Russia, 2-10 August.

Podladchikova T., Y. Y. Shprits, A. C. Kellerman, D. Kondrashov, (2014), Kalman filtering and smoothing of radiation belt observations on the basis of model and measurement error identification, AGU Fall Meeting 2014, San Francisco, 14-18 December

Shprits Y. Y., A. Y. Drozdov, D. Subbotin, A. C. Kellerman, K. G. Orlova, D. Baker, M. Usanova, (2014), Ultra-relativistic electrons in the Van Allen radiation belts, AGU Fall Meeting 2014, San Francisco, 14-18 December

Shprits Y. Y., A. C. Kellerman, A. Y. Drozdov, (2014), Reanalysis based on the VERB diffusion code, A Cluster/maarble/van Allen Probes Conference, Geospace Revisited, Rhodes, Greece, 15-20 September.

Shprits Y. Y., A. C. Kellerman, A. Y. Drozdov, (2014), Understanding the dynamics of the coupled ring current radiation belt system using 4D VERB simulations, AGU Fall Meeting 2014, San Fransisco, 14-18 December

Turner D., I. Mann, M. Usanova, J. Rodriguez, M. Henderson, V. Angelopoulos, S. Morley, S. Claudepierre, W. Li, A. C. Kellerman, A. Boyd, K. C. Kim, (2014), Observational evidence of competing source and transport processes for relativistic electrons in Earth’s outer radiation belt, 40th Cospar Scientific Assembly, Moscow, Russia, 2-10 August.

2013

Carter B. A., A. C. Kellerman, T. A. Kane, P. L. Dyson, R. Norman, K. Zhang, (2013), Ionospheric precursors to large earthquakes: A case study of the 2011 Japanese Tohoku Earthquake, Journal Of Atmospheric And Solar-terrestrial Physics, 102, 290 – 297, doi:10.1016/j.jastp.2013.06.006

Drozdov A. Y., Y. Y. Shprits, D. Subbotin, A. C. Kellerman, (2013), Response of radiation belt simulations to different radial diffusion coefficients, (poster), AGU Fall Meeting 2013, San Francisco, USA, 2013

Godinez H. C., A. C. Kellerman, D. Subbotin, Y. Y. Shprits, (2013), Implementation of Localized Ensemble Assimilation for a Three-Dimensional Radiation Belt Model, AGU Fall Meeting 2013, San Francisco, USA, 2013 AGU Abstract 100.28 presented at SPD meeting 44EGU Abstract 100.28 presented at SPD meeting 442013

Godinez H. C., Y. Y. Shprits, A. C. Kellerman, D. Subbotin, (2013), Implementation of Ensemble Data Assimilation for a Three-Dimensional Radiation Belt Model, AGU Fall Meeting 2013, AGU Abstract 100.28 presented at SPD meeting 44EGU Abstract 100.28 presented at SPD meeting 442013

Godinez H. C., Y. Y. Shprits, A. C. Kellerman, D. Subbotin, (2013), Implementation of Ensemble Data Assimilation for a Three-Dimensional Radiation Belt Model, AGU Meeting Of The Americas 2013, Cancun, Mexico, 2013

Kellerman A. C., D. L. Turner, (2013), Estimating the total percent loss of 1 MeV electrons to the atmosphere during outer belt dropouts: A multi-satellite analysis, GEM Summer Workshop 2013, Snowmass, CO, 2013.

Kellerman A. C., Y. Y. Shprits, D. L. Turner, (2013), A Geosynchronous Radiation‒belt Electron Empirical Prediction (GREEP) model, Space Weather, 11, 463-475, doi:10.1002/swe.20074

Kellerman A. C., D. A. Kondrashov, T. Podladchikova, A. Y. Drozdov, D. Subbotin, (2013), Multi-Spacecraft Data Assimilation and Reanalysis During the THEMIS and Van Allen Probes Era, GEM Summer Workshop 2013, San Francisco, USA, 2013

Kellerman A. C., D. A. Subbotin, D. Kondrashov, (2013), 3D Data assimilation during the CRRES era March storm, GEM Summer Workshop 2013, THEMIS/ARTEMIS 2013 Spring SWG Meeting, Fairbanks, Alaska, 2013.

Kellerman A. C., D. Kondrashov, D. A. Subbotin, (2013), Multi-point data assimilation using the 3D VERB code and a Kalman filter during the GEM challenge interval, GEM Summer Workshop 2013, Snowmass, CO, 2013.

Kondrashov D. Y., A. C. Kellerman, M. Ghil, (2013), Geomagnetic Reconstruction in Gaps of Solar Wind Parameters by Singular Spectrum Analysis, EGU General Assembly 2013, Vol 16, EGU, Vienna, Austria, 2013

Shprits Y. Y., D. Subbotin, A. Drozdov, M. E. Usanova, A. Kellerman, K. Orlova, D. N. Baker, D. L. Turner, K. Kim, (2013), Unusual stable trapping of the ultrarelativistic electrons in the Van Allen radiation belts, Nature Physics, 9, 699–703, doi:10.1038/nphys2760

Shprits Y., A. Kellerman, D. Kondrashov, D. Subbotin, (2013), Application of a new data operator-splitting data assimilation technique to the 3-D VERB diffusion code and CRRES measurements, Geophysical Research Letters, 40, 4998-5002, doi:10.1002/grl.50969

Shprits Y. Y., A. C. Kellerman, D. Subbotin, D. A. Kondrashov, M. Daae, D. L. Turner, (2013), 3D Data assimilation in the radiation belts, AGU Fall Meeting 2013

Shprits Y. Y., D. Subbotin, A. Y. Drozdov, A. C. Kellerman, M. Usanova, K. G. Orlova, D. N. Baker, D. Turner, K. C. Kim, (2013), Unusual Stable Trapping of the Ultra-Relativistic Electrons in the Van Allen Radiation Belts, AGU Meeting Of The Americas 2013, San Francisco, USA, 2013

Subbotin D., Y. Y. Shprits, K. G. Orlova, A. C. Kellerman, (2013), Radiation Belt Simulation in the Tsyganenko Magnetic Field Including Magnetospheric Convection and Wave-Particles Interaction, AGU Meeting Of The Americas 2013, San Francisco, USA, 2013

2012

Kellerman A. C., R. L. McPherron, (2012), On the azimuthal evolution and geoeffectiveness of the CIR stream interface, GEM Summer Workshop 2012, Snowmass, Colorado, USA, 2012.

Kellerman A. C., R. L. McPherron, (2012), Towards better predictions of the near-Earth space environment: A multi-satellite analysis of the temporal and spatial evolution of CIR’s during the initial 4 years of the STEREO mission, AGU 2012 Fall Meeting, San Francisco, USA, 2012

Kellerman A. C., Y. Y. Shprits, (2012), On the influence of solar wind conditions on the outer-electron radiation belt, J. of Geophys. Res. [Space Physics], 117, doi:10.1029/2011JA017253

Kellerman A. C., Y. Y. Shprits, (2012), On the influence of Solar Wind Conditions on the Outer-Electron Radiation Belt, GEM Summer Workshop 2012, Snowmass, Colorado, USA, 2012.

Kellerman A. C., Y. Y. Shprits, (2012), On the influence of Solar Wind Conditions on the Outer-Electron Radiation Belt, IMC-II, UCLA, California, USA, 2012.

Kellerman A. C., Y. Y. Shprits, (2012), Solar wind and geomagnetic activity effects on the radiation belt particle population using over a solar cycle of satellite and riometer data, EGU General Assembly 2012, Vienna, Austria, 2012

Kellerman A. C., Y. Y. Shprits, R. A. Makarevich, E. L. Spanswick, E. Donovan, (2012), Solar wind and geomagnetic activity effects on the radiation belt particle population using over a solar cycle of satellite and riometer data, EGU General Assembly 2012, Vienna, Austria, 2012

Kellerman A. C., Y. Y. Shprits, R. A. Makarevich, E. L. Spanswick, E. Donovan, (2012), Remote sensing the radiation belt particle population using over a solar cycle of riometer data, IMC-II, IMC-II, UCLA, California, USA, 2012.

Shi Q. Q., M. Hartinger, V. Angelopoulos, Q. -. Zong, X. -. Zhou, X. -. Zhou, A. Kellerman, A. M. Tian, J. Weygand, S. Y. Fu, Z. Y. Pu, J. Raeder, Y. S. Ge, Y. F. Wang, H. Zhang, Z. H. Yao, (2012), THEMIS observations of ULF wave excitation in the nightside plasma sheet during sudden impulse events, J. of Geophys. Res. [Space Physics], 118, 284-298, doi:10.1029/2012JA017984

Shprits Y. Y., D. A. Kondrashov, A. C. Kellerman, D. Subbotin, (2012), 3D Data Assimilation using VERB Diffusion Code, AGU 2012 Fall Meeting, San Francisco, USA, 2012

Turner D. L., V. Angelopoulos, Y. Shprits, A. Kellerman, P. Cruce, D. Larson, (2012), Radial distributions of equatorial phase space density for outer radiation belt electrons, Geophysical Research Letters, 39, doi:10.1029/2012GL051722

Turner D. L., V. Angelopoulos, N. Omidi, D. G. Sibeck, M. Hartinger, F. Plaschke, A. C. Kellerman, J. M. Weygand, (2012), The global impacts of foreshock phenomena on Earth’s magnetosphere-ionosphere system, AGU 2012 Fall Meeting, San Francisco, USA, 2012

Turner D. L., V. Angelopoulos, D. G. Sibeck, M. Hartinger, F. Plaschke, A. C. Kellerman, J. Weygand, R. Michell, (2012), The global impacts of foreshock phenomena on Earth’s magnetosphere-ionosphere system, EGU General Assembly 2012, Vienna, Austria, 2012

2011

Kellerman A. C., R. A. Makarevich, (2011), The response of auroral absorption to substorm onset: Superposed epoch and propagation analyses, J. of Geophys. Res. [Space Physics], 116, doi:10.1029/2010JA015972

Kellerman A. C., R. A. Makarevich, (2011), The response of auroral absorption to substorm onset: Superposed epoch and propagation analyses, AGU 2011 Fall Meeting, San Francisco, USA, 2011

Kellerman A. C., R. A. Makarevich, Y. Y. Shprits, (2011), Cross correlation analysis of energy dependent trapped/precipitated particle drifts, AGU 2011 Fall Meeting, Sante Fe, New Mexico, USA, 2011.

Kellerman A. C., Y. Y. Shprits, R. A. Makarevich, E. L. Spanswick, E. Donovan, (2011), Solar wind and geomagnetic activity effects on the radiation belt particle population using over a solar cycle of satellite and riometer data, AGU 2011 Fall Meeting, San Francisco, USA, 2011

Makarevich R. A., A. C. Kellerman, J. C. Devlin, H. Ye, L. R. Lyons, Y. Nishimura, (2011), SAPS intensification during substorm recovery: A multi-instrument case study, J. of Geophys. Res. [Space Physics], 116, doi:10.1029/2011JA016916

Makarevich R. A., A. C. Kellerman, J. C. Devlin, H. Ye, L. R. Lyons, Y. Nishimura, (2011), SAPS intensification during substorm recovery: A multi-instrument case study, AGU 2011 Fall Meeting, San Francisco, USA, 2011

2010

Kellerman A. C., R. A. Makarevich, (2010), The response of auroral absorption to substorm onset: superposed epoch and propagation analyzes, Workshop On The Auroral Substorm And Its Impact On The Development Of Solar-terrestrial Research, National Central University, Chung-Li, Taiwan, R.O.C., 2010.

Kosch M. J., C. Anderson, H. -. Yiu, A. C. Kellerman, R. A. Makarevich, A. Aruliah, M. Conde, E. Griffin, T. Davies, I. McWhirter, P. L. Dyson, (2010), First observations of simultaneous interhemispheric conjugate high-latitude thermospheric winds, J. of Geophys. Res. [Space Physics], 115, doi:10.1029/2009JA015178

Makarevich R. A., A. C. Kellerman, (2010), Subauroral electric fields during a sequence of two substorms, Workshop On The Auroral Substorm And Its Impact On The Development Of Solar-terrestrial Research, National Central University, Chung-Li, Taiwan, R.O.C., 8 – 10 April, 2010.

2009

Kellerman A. C., R. A. Makarevich, (2009), Imaging riometer observations of high-energy particle precipitation response to substorm onset, 2009 SuperDARN Workshop, Corsica, France, 11-15 May.

Kellerman A. C., R. A. Makarevich, F. Honary, T. L. Hansen, (2009), On the relationship between auroral absorption, electrojet currents and plasma convection, Annales Geophysicae, 27, 473–486, doi:10.5194/angeo-27-473-2009

Makarevich R. A., A. C. Kellerman, Y. V. Bogdanova, A. V. Koustov, (2009), Time evolution of the subauroral electric fields: A case study during a sequence of two substorms, J. of Geophys. Res. [Space Physics], 114, doi:10.1029/2008JA013944

2008

Kellerman A. C., R. A. Makarevich, (2008), Electric field and conductance control of electrojet currents in the auroral region, 2008 Workshop On Applications Of Radio Science, Gold Coast, Broadbeach, QLD, Australia, 10-12 February.

Kellerman A. C., R. A. Makarevich, (2008), On the relationship between auroral absorption, Superdarn 2008 Workshop, Abstract presented at SuperDARN 2008 Workshop, Newcastle, NSW, Australia, 1-6 June.

Kellerman A. C., R. A. Makarevich, (2008), Auroral absorption: relationship with electrical conductances and response to substorm onset, Western Pacific Geophysics Meeting, Cairns, QLD, Australia, 29 July-1 August.

Kellerman A. C., R. A. Makarevich, (2008), Response of high-energy particle precipitation to substorm onset, AGU Fall Meeting 2008, San Francisco, CA, 15-19 December

2007

Kellerman A. C., R. A. Makarevich, (2007), Cosmic noise absorption and ionospheric electric field, Superdarn 2007 Workshop, Abashiri, Hokkaido, Japan, 4-8 June.

Kellerman A. C., R. A. Makarevich, (2007), Aurora, auroral electrojet currents and plasma convection,, 7th Australian Space Science Conference, Abstract presented at 7th Australian Space Science Conference, Sydney, NSW, Australia, 24-27 September.