Member Since 1988
Christina Cohen
Member of the Profess. Staff, California Institute of Technology
AGU Research
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Solar Energetic Particle Benchmark Dataset in the CLEAR Space Weather Center of Excellence
AGU 2024
spa-solar and heliospheric physics | 12 december 2024
Weihao Liu, Ian G. Richardson, Alessandro Bruno, K...
Solar energetic particles (SEPs) are high-energy particles originating from the Sun that are accelerated by intense solar eruptions such as solar flar...
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PARMISAN: Particle ARizona & MIchigan Solver on Advected Nodes
AGU 2024
spa-solar and heliospheric physics | 12 december 2024
Xiaohang Chen, Lulu Zhao, Joe Giacalone, Igor Soko...
PARMISAN is a three-dimensional (3D), data-driven and physics-based model designed to simulate the acceleration and transport processes of solar energ...
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Radial Dependency of CME Shock Associated Particle Acceleration Processes: Statistical Multipoint Observations from 2010-2024
AGU 2024
spa-solar and heliospheric physics | 12 december 2024
Malik Walker, Robert C. Allen, George C. Ho, Glen...
The recent distributed array of spacecraft at various distances from the Sun greatly improves the accessibility of studying Coronal Mass Ejections (CM...
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Machine Learning Approaches to Surveying Solar Energetic Particle Time Profile and Abundance Ratio Data
AGU 2024
spa-solar and heliospheric physics | 12 december 2024
Allan W. Labrador, Ashish Mahabal, Soham Dasgupta,...
We have pursued machine learning (ML) techniques to analyze solar energetic particle (SEP) data as supplements to traditional algorithmic analysis. Ma...
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Ion Flux Dropouts during Solar Energetic Particle Events in the Inner Heliosphere
AGU 2024
spa-solar and heliospheric physics | 12 december 2024
Fan Guo, Joe Giacalone, George C. Ho, Christina Co...
We present fine-scale abrupt ion flux changes (dropouts) during solar energetic particle (SEP) events observed by Parker Solar Probe (PSP) and Solar O...
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Multi-spacecraft Observations of Recurrent 3He-rich Injections: Solar Sources, Relative Abundances, and Seed Populations
AGU 2024
spa-solar and heliospheric physics | 12 december 2024
Samuel Hart, Maher A. Dayeh, Christina Cohen, Rado...
Between July 15 July 17, 2023, the Advanced Composition Explorer observed a sequence of nine (9) 3He-rich injections originating from the same active...
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A community effort to boost stellar and planetary space weather science
AGU 2024
planetary sciences | 12 december 2024
Parke Loyd, Evgenya L. Shkolnik, Joseph Lazio, Gre...
As MAVEN solidifies its science legacy in understanding Martian atmospheric loss and JWST showers us with new insights into the atmospheres of small e...
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The Widespread SEP Event on 2022 January 20: The Role of the ICME
AGU 2024
spa-solar and heliospheric physics | 11 december 2024
Laura Rodriguez-Garcia, Raul Gomez-Herrero, Nina D...
On 2022 January 20, the Energetic Particle Detector (EPD) on board Solar Orbiter measured a solar energetic particle (SEP) event showing unusual first...
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