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Member Since 2007
Romina Nikoukar
Senior Scientist, Johns Hopkins University Applied Physics Laboratory
AGU Research
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Revisiting the energetic particle behavior in the magnetically sectored heliosheath based on the Voyager observations
THE PAST, PRESENT, AND FUTURE OF HELIOPHYSICS THROUGH IN SITU OBSERVATIONS OF THE OUTER HELIOSPHERE AND THE INTERSTELLAR MEDIUM II ORAL
spa-solar and heliospheric physics | 15 december 2023
Romina Nikoukar, Matthew E. Hill, Jeewoo Park, Rob...
Both Voyager spacecraft (V1 and V2) have crossed the heliopause and are now cruising through the very local interstellar medium. While in the helioshe...
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Flows Anisotropies in the Heliosheath
THE PAST, PRESENT, AND FUTURE OF HELIOPHYSICS THROUGH IN SITU OBSERVATIONS OF THE OUTER HELIOSPHERE AND THE INTERSTELLAR MEDIUM II ORAL
spa-solar and heliospheric physics | 15 december 2023
Merav Opher, Marc Z. Kornbleuth, Robert B. Decker,...
One of the long-standing puzzles in understanding the last layer of the heliosphere, the heliosheath, is the nature of the plasma flows in that region...
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Characterization of oxygen photodissociation rate due to solar energy absorption in the Schumann-Runge continuum based on twenty years of TIMED/SEE observations
LONG-TERM CHANGE IN GEOSPACE: THE NEXT FRONTIER IN CLIMATE SCIENCE POSTER
spa-aeronomy | 13 december 2023
Romina Nikoukar, Jeng-Hwa Yee, Robert Demajistre, ...
The quantification of absorption of far ultraviolet (FUV) solar radiation in the Schumann-Runge continuum (126-175 nm) by molecular oxygen is of criti...
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Characteristics and sources of electron density irregularities near and after midnight in the equatorial F region
ADVANCES IN LOW-LATITUDES THERMOSPHERE AND IONOSPHERE III ORAL
spa-aeronomy | 16 december 2022
Hyosub Kil, Andrew K Sun, Hyeyeon Chang, Larry J. ...
One of the enduring mysteries of ionospheric physics is the origin and distribution of nightside ionospheric irregularities. On the nightside, we see ...
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Voyager Observations of the Energy Dependence of Galactic Cosmic Rays Anisotropies in the Very Local Interstellar Medium
TOWARD UNDERSTANDING THE NATURE AND STRUCTURE OF OUR HELIOSPHERIC SHIELD
spa-solar and heliospheric physics | 15 december 2022
Romina Nikoukar, Matthew E. Hill, Lawrence E. Brow...
We report on the energy dependence of Galactic cosmic rays (GCRs) in the very local interstellar medium (VLISM) as measured by the Low Energy Charged ...
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A Cubesat Mission Concept to Understand the Underlying Physical Processes for Radio Scintillation
OBSERVATIONAL AND MODELING STUDIES OF IONOSPHERIC IRREGULARITIES AND SCINTILLATION III POSTER
spa-aeronomy | 14 december 2022
Romina Nikoukar, Matthew D. Zettergren, Lynn M. Ki...
Radio wave scintillation is recognized as a major space weather hazard that hinders radio communication and global navigation satellite systems (GNSS)...
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Mesoscale Processes in the Magnetosphere: The Elusive Mode of Plasma Transport and Energization and the Measurements Needed to Bring it to Light.
GEOSPACE SYSTEMS SCIENCE: CURRENT UNDERSTANDING AND FUTURE PLANNING III POSTER
spa-magnetospheric physics | 14 december 2022
Matina Gkioulidou, Donald G. Mitchell, Robert Dema...
Plasmas throughout the solar system, from the fast rotating magnetospheres of Jupiter and Saturn, to the supra-arcade downflows in eruptive solar flar...
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Modeling Radiation Belt Electrons With Information Theory Informed Neural Networks
SPACE WEATHER
29 august 2022
Simon Wing, Drew L. Turner, Aleksandr Y. Ukhorskiy...
An empirical model of radiation belt relativistic electrons (μ = 560–875 MeV G−1 and I = 0.088–0.14...