Mei-Ching Fok
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Mei-Ching Fokphysics Degrees
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Physics
Mei-Ching Fok's Degrees
- PhD Astrophysics Stanford University
Why Is Mei-Ching Fok Influential?
(Suggest an Edit or Addition)According to Wikipedia, Mei-Ching Hannah Fok is a planetary scientist at the Goddard Space Flight Center. She was awarded the NASA Exceptional Scientific Achievement Medal in 2011 and elected a Fellow of the American Geophysical Union in 2019. She has worked on the IMAGE, Van Allen Probes and TWINS missions.
Mei-Ching Fok's Published Works
Number of citations in a given year to any of this author's works
Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author
Published Works
- Decay of equatorial ring current ions and associated aeronomical consequences (1993) (165)
- Lifetime of ring current particles due to coulomb collisions in the plasmasphere (1991) (154)
- Radiation Belt Environment model: Application to space weather nowcasting (2008) (144)
- Global ENA observations of the storm mainphase ring current: Implications for skewed electric fields in the inner magnetosphere (2002) (122)
- Global ena Image Simulations (2003) (111)
- Impulsive enhancements of oxygen ions during substorms (2006) (101)
- The dayside reconnection X line (2002) (100)
- The Comprehensive Inner Magnetosphere‐Ionosphere Model (2014) (96)
- The role of precipitation losses in producing the rapid early recovery phase of the Great Magnetic Storm of February 1986 (1998) (93)
- Ring current and the magnetosphere‐ionosphere coupling during the superstorm of 20 November 2003 (2005) (82)
- A bounce-averaged kinetic model of the ring current ion population (1994) (77)
- CRCM + BATS‒R‒US two‒way coupling (2013) (74)
- Rapid enhancement of radiation belt electron fluxes due to substorm dipolarization of the geomagnetic field (2001) (64)
- Postmidnight storm‐time enhancement of tens‐of‐keV proton flux (2004) (60)
- Recent developments in the radiation belt environment model (2011) (57)
- On the relative importance of convection and temperature to the behavior of the ionosphere in North America during January 6–12, 1997 (2000) (55)
- Influence of ionosphere conductivity on the ring current (2004) (52)
- Plasma sheet and (nonstorm) ring current formation from solar and polar wind sources (2005) (51)
- X‐ray emission from the terrestrial magnetosheath including the cusps (2006) (50)
- Dynamics of Ring Current and Electric Fields in the Inner Magnetosphere During Disturbed Periods: CRCM-BATS-R-US Coupled Model (2010) (47)
- Two‐dimensional observations of overshielding during a magnetic storm by the Super Dual Auroral Radar Network (SuperDARN) Hokkaido radar (2008) (45)
- Imaging Plasma Density Structures in the Soft X-Rays Generated by Solar Wind Charge Exchange with Neutrals (2018) (45)
- Evolution of low-altitude and ring current ENA emissions from a moderate magnetospheric storm: Continuous and simultaneous TWINS observations (2010) (43)
- Self‐consistent magnetosphere‐ionosphere coupling: Theoretical studies (2003) (42)
- Magnetic coupling of the ring current and the radiation belt (2008) (42)
- On ionospheric trough conductance and subauroral polarization streams: Simulation results (2008) (41)
- Tailward flow of energetic neutral atoms observed at Venus (2008) (38)
- Global aspects of solar wind–ionosphere interactions (2007) (34)
- Characteristics of 2–6 MeV electrons in the slot region and inner radiation belt (2006) (33)
- Integration of the radiation belt environment model into the space weather modeling framework (2009) (33)
- Rapid rebuilding of the outer radiation belt (2011) (33)
- Dynamical property of storm-time subauroral rapid flows as a manifestation of complex structures of the plasma pressure in the inner magnetosphere: Simulation and SuperDARN Hokkaido radar observation (2008) (32)
- Magnetospheric convection electric field dynamics and stormtime particle energization: case study of the magnetic storm of 4 May 1998 (2004) (31)
- TWINS Observations of the 22 July 2009 Storm (2009) (31)
- Rapid decay of storm time ring current due to pitch angle scattering in curved field line (2011) (30)
- Plasma plume circulation and impact in an MHD substorm (2008) (28)
- Relationship between Region 2 field‐aligned current and the ring current: Model results (2006) (28)
- Remote observations of ion temperatures in the quiet time magnetosphere (2011) (28)
- Effects of different geomagnetic storm drivers on the ring current: CRCM results (2013) (28)
- Low-energy neutral atom signatures of magnetopause motion in response to southward Bz (2005) (28)
- Pressure anisotropy in global magnetospheric simulations: Coupling with ring current models (2013) (27)
- Self‐consistent model of magnetospheric electric field, ring current, plasmasphere, and electromagnetic ion cyclotron waves: Initial results (2009) (27)
- The ionospheric outflow feedback loop (2014) (25)
- Moon‐based EUV imaging of the Earth's Plasmasphere: Model simulations (2013) (25)
- Oxygen‐hydrogen differentiated observations from TWINS: The 22 July 2009 storm (2013) (24)
- A scheme for forecasting severe space weather (2017) (24)
- A new solar wind‐driven global dynamic plasmapause model: 2. Model and validation (2017) (23)
- Stormtime particle energization with high temporal resolution AMIE potentials (2004) (23)
- Comparative analysis of low‐altitude ENA emissions in two substorms (2013) (23)
- TWINS stereoscopic imaging of multiple peaks in the ring current (2015) (23)
- Superposed epoch analyses of ion temperatures during CME- and CIR/HSS-driven storms (2014) (22)
- Solar cycle variation in the subauroral electron temperature enhancement: Comparison of AE‐C and DE 2 satellite observations (1991) (21)
- Ion energization during substorms at Mercury (2007) (20)
- Determination of the Earth's plasmapause location from the CE‐3 EUVC images (2016) (19)
- Simulation of a rapid dropout event for highly relativistic electrons with the RBE model (2016) (19)
- A Case Study on the Origin of Near‐Earth Plasma (2020) (19)
- Modeling global O+ substorm injection using analytic magnetic field model (2006) (19)
- The Unknown Hydrogen Exosphere: Space Weather Implications (2018) (19)
- Modeling the superstorm in November 2003 (2011) (19)
- Large magnetic storms as viewed by TWINS: A study of the differences in the medium energy ENA composition (2014) (19)
- A new solar wind‐driven global dynamic plasmapause model: 1. Database and statistics (2017) (19)
- Response of neutral atom emissions in the low‐latitude and high‐latitude magnetosheath direction to the magnetopause motion under extreme solar wind conditions (2004) (18)
- Including Kinetic Ion Effects in the Coupled Global Ionospheric Outflow Solution (2018) (18)
- Seasonal variations in the subauroral electron temperature enhancement (1991) (18)
- CIMI simulations with newly developed multiparameter chorus and plasmaspheric hiss wave models (2017) (17)
- Magnetosheath variations during the storm main phase on 20 November 2003: Evidence for solar wind density control of energy transfer to the magnetosphere (2005) (17)
- Solar filament impact on 21 January 2005: Geospace consequences (2014) (17)
- Reconstruction of the plasmasphere from Moon‐based EUV images (2011) (17)
- Convective growth of electromagnetic ion cyclotron waves from realistic ring current ion distributions (2016) (16)
- Global images of trapped ring current ions during main phase of 17 March 2015 geomagnetic storm as observed by TWINS (2016) (16)
- Estimation of pitch angle diffusion rates and precipitation time scales of electrons due to EMIC waves in a realistic field model (2015) (15)
- Initial Results From the GEM Challenge on the Spacecraft Surface Charging Environment (2019) (15)
- Buildup of the ring current during periodic loading‐unloading cycles in the magnetotail driven by steady southward interplanetary magnetic field (2007) (14)
- Stormtime Particle Energization with AMIE Potentials (2003) (14)
- Geospace Storm Processes Coupling the Ring Current, Radiation Belt and Plasmasphere (2013) (14)
- First results using TWINS‐derived ion temperature boundary conditions in CRCM (2014) (13)
- An Energetic Electron Flux Dropout Due to Magnetopause Shadowing on 1 June 2013 (2018) (13)
- Monitoring the high‐altitude cusp with the Low Energy Neutral Atom imager: Simultaneous observations from IMAGE and Polar (2005) (13)
- Electron energy diffusion and advection due to non-linear electron-chorus wave interactions (2012) (12)
- LENA Observations on March 31, 2001: Magnetosheath Remote Sensing (2001) (12)
- Effect of multiple substorms on the buildup of the ring current (2005) (12)
- Theory, modeling, and integrated studies in the Arase (ERG) project (2018) (11)
- Electron Drift Resonance in the MHD‐Coupled Comprehensive Inner Magnetosphere‐Ionosphere Model (2017) (11)
- Contribution of ULF Wave Activity to the Global Recovery of the Outer Radiation Belt During the Passage of a High‐Speed Solar Wind Stream Observed in September 2014 (2019) (11)
- Impact of substorm time O+ outflow on ring current enhancement (2017) (11)
- Inner magnetospheric plasma interactions and coupling with the ionosphere (2005) (11)
- Effects of plasma sheet properties on storm‐time ring current (2010) (9)
- Effects of energy and pitch angle mixed diffusion on radiation belt electrons (2011) (9)
- Tailward flow of energetic neutral atoms observed at Mars (9)
- Plasmaspheric trough evolution under different conditions of subauroral ion drift (2012) (9)
- The global context of the 14 November 2012 storm event (2015) (9)
- Estimation of temporal evolution of the helium plasmasphere based on a sequence of IMAGE/EUV images (2014) (8)
- Calculation of the extreme ultraviolet radiation of the earth’s plasmasphere (2010) (8)
- Microscale effects from global hot plasma imagery (2013) (8)
- Magnetosphere dynamics during the 14 November 2012 storm inferred from TWINS, AMPERE, Van Allen Probes, and BATS-R-US–CRCM (2018) (8)
- Local Heating of Oxygen Ions in the Presence of Magnetosonic Waves: Possible Source for the Warm Plasma Cloak? (2020) (7)
- Self-Consistent Magnetosphere-Ionosphere Coupling (2002) (7)
- Viewing perspective in energetic neutral atom intensity (2008) (7)
- Inversion of the Earth's Plasmaspheric Density Distribution from EUV Images with Genetic Algorithm (2012) (7)
- Soft X‐ray and ENA Imaging of the Earth's Dayside Magnetosphere (2021) (7)
- Global Response to Local Ionospheric Mass Ejection (2010) (7)
- Ring Current‐Plasmasphere Coupling Through Coulomb Collisions (2013) (6)
- Estimation of the helium ion density distribution in the plasmasphere based on a single IMAGE/EUV image (2014) (6)
- Solar and Ionospheric Plasmas in the Ring Current Region (2013) (6)
- Magnetospheric boundary perturbations on MHD and kinetic scales (2015) (5)
- Inverse energy dispersion of energetic ions observed in the magnetosheath (2016) (5)
- Energetic particle injections into the outer cusp during compression events (2005) (5)
- Comprehensive analysis of the flux dropout during 7–8 November 2008 storm using multisatellite observations and RBE model (2015) (5)
- On the Contribution of EMIC Waves to the Reconfiguration of the Relativistic Electron Butterfly Pitch Angle Distribution Shape on 2014 September 12—A Case Study (2019) (5)
- Global Distribution of ULF Waves During Magnetic Storms: Comparison of Arase, Ground Observations, and BATSRUS + CRCM Simulation (2018) (5)
- Controlling factors of Region 2 field-aligned current and its relationship to the ring current: Model results (2006) (5)
- Dynamics of a geomagnetic storm on 7–10 September 2015 as observed by TWINS and simulated by CIMI (2018) (4)
- Non-linear whistler mode wave effects on magnetospheric energetic electrons (2013) (4)
- A comparison of Neutral Atom Detector Unit neutral atom image inversion with a comprehensive ring current model (2008) (4)
- Proton auroral intensifications and injections at synchronous altitude (2006) (4)
- The Analyzer of Space Plasma and Energetic Atoms ( ASPERA-4 ) experiment on Venus Express (2008) (3)
- Plasmasphere modeling with ring current heating (2013) (3)
- Geomagnetic Storms: First-Principles Models for Extreme Geospace Environment (2018) (3)
- What Is Unusual About the Third Largest Geomagnetic Storm of Solar Cycle 24? (2022) (3)
- Magnetotail‐Inner Magnetosphere Transport Associated With Fast Flows Based on Combined Global‐Hybrid and CIMI Simulation (2021) (3)
- New Developments in the Comprehensive Inner Magnetosphere‐Ionosphere Model (2021) (3)
- Time Scales for Localized Radiation Belt Injections to Become a Thin Shell (2013) (2)
- Current Status of Inner Magnetosphere and Radiation Belt Modeling (2020) (2)
- Simulated ring current response during periods of dawn‐dusk oriented interplanetary magnetic field (By) (2013) (2)
- Does Ring Current Heating Generate the Observed O+ Shell? (2020) (2)
- Cross-regional coupling (2020) (2)
- Correction to “Self-Consistent Magnetosphere-Ionosphere Coupling: Theoretical Studies” (2003) (2)
- Observations of Density Cavities and Associated Warm Ion Flux Enhancements in the Inner Magnetosphere (2021) (2)
- Investigation of 3D Energetic Particle Transport Inside Quiet-Time Magnetosphere using Particle Tracing in Global MHD Model (2013) (2)
- Nonlinear Wave Growth Analysis of Whistler‐Mode Chorus Generation Regions Based on Coupled MHD and Advection Simulation of the Inner Magnetosphere (2020) (1)
- Wave-induced particle precipitation into the ionosphere from the inner magnetosphere (2019) (1)
- Understanding the role of exospheric density in the ring current recovery rate (2021) (1)
- Impact of Solar Wind on the Earth Magnetosphere: Recent Progress in the Modeling of Ring Current and Radiation Belts (2012) (1)
- Are unusual solar wind conditions in SC23-24 triggering changes in the geospace response to high speed streams? [presentation] (2009) (1)
- Self-consistent Model of Magnetospheric Electric Field, RC and EMIC Waves (2007) (1)
- Inner magnetosphere--global MHD coupled code: initial results (2008) (1)
- Correction to “Ring current and the magnetosphere-ionosphere coupling during the superstorm of 20 November 2003” (2005) (1)
- Role of periodic loading‐unloading in the magnetotail versus interplanetary magnetic field Bz flipping in the ring current buildup (2008) (1)
- Spatial distribution of the plasmaspheric ions estimated by assimilation of IMAGE/EUV data (2013) (0)
- Sources and Losses of Ring Current Ions (2010) (0)
- Loss of Ring Current and Radiation Belt Particles at the Dayside Magnetopause (2017) (0)
- Three Dimensional MHD Modeling of Mercury's Magnetosphere During ICMEs (2009) (0)
- Ion temperatures in the terrestrial ring current: Comparison between remote measurements and simulation (2008) (0)
- The Roles of Magnetosphere-Ionosphere Coupling on Ring Current development: Comparison of TWINS Measurements and CIMI Simulations for the 7-10 September 2015 Geomagnetic Storm (2017) (0)
- Trapped Ring Current Ion Dynamics During the 17-18 March 2015 Geomagnetic Storm Obtained from TWINS ENA Images (2015) (0)
- The Locations of Ring Current Pressure Peaks: Comparison of TWINS Measurements and CIMI Simulations for the 7-10 September 2015 CIR Storm (2017) (0)
- Dissipation of hydromagnetic waves in viscous polytropic zone of solar wind including FLR corrections, Ohmic diffusion and Hall effect (2022) (0)
- Highlights of Space Weather Services/Capabilities at NASA/GSFC Space Weather Center (2012) (0)
- Modeling the Inner-Magnetosphere Ionosphere with the CIMI Model (2014) (0)
- Short-Term Forecasting of Radiation Belt and Ring Current (2007) (0)
- Energy ranges and pitch angles of outer radiation belt electrons depleted by an intense dayside hydrogen band EMIC wave event on February 23, 2014 (2015) (0)
- Stormtime ring current heating of the plasmasphere and ionosphere (2021) (0)
- Effect of cross diffusion by whistler-mode chorus wave on the radiation belts electrons (2009) (0)
- Application of multi-parameter chorus and plasmaspheric hiss wave models in radiation belt modeling (2017) (0)
- The Roles of Transport and Wave-Particle Interactions on Radiation Belt Dynamics (2011) (0)
- Global distribution of ULF waves during magnetic storms: Comparison of Arase and ground observations and BATSRUS+CRCM modeling (2018) (0)
- Special issue “The 12th International Conference on Substorms” (2016) (0)
- Modeling of the 22 July 2009 Storm (2009) (0)
- Initial Efforts in Characterizing Radiation and Plasma Effects on Space Assets: Bridging the Space Environment, Engineering and User Community (2017) (0)
- Initial results obtained with the coupled OpenGGCM-CRCM with pressure feedback: 27 March 2007 THEMIS substorm event (2009) (0)
- CIMI simulations with recently developed multi-parameter chorus and plasmaspheric hiss models (2017) (0)
- Modeling an Extreme Coronal Mass Ejection and its Consequences for the Earth's Inner Magnetosphere (2019) (0)
- Magnetic storms during solar 'mini-max' (2015) (0)
- Kinetic effects in solar wind-magnetosphere-ionosphere coupling during a super geomagnetic storm: Ring current and its impact on the ionosphere. (2019) (0)
- PRESSURE ANISOTROPY IN MHD SIMULATIONS modeling , equilibriummodels with pressure anisotropy have been coupled to ring current models (2013) (0)
- Modeling the Severe Storm on St. Patrick's Day 2015 (2015) (0)
- Modeling the Radiation Belts (2004) (0)
- Relativistic electron flux dropout due to field line curvature during the storm on 1 June 2013 (2017) (0)
- Magnetospheric Response to the Severe Storm of June 22-23, 2015: Effect of Multiple Dipolarizations on the Ring Current and Radiation Belts (2016) (0)
- Correlating the interplanetary factors to distinguish extreme and major geomagnetic storms (2021) (0)
- Comparison of CIMI Simulations and TWINS Observations on June 28 and 29, 2013 (2021) (0)
- The Magnetic and Shielding Effects of Ring Current on Radiation Belt Dynamics (2012) (0)
- Effects of Energetic O + Outflow on the Inner Magnetosphere During Superstorms (2019) (0)
- Outward radial transport and drift loss due to ULF waves during an energetic electron dropout during the storm on 1 June 2013 (2016) (0)
- Simulation study on energization in the ring current and radiation belts (2004) (0)
- Imaging Plasma Density Structures in the Soft X-Rays Generated by Solar Wind Charge Exchange with Neutrals (2018) (0)
- Structuring and nonlinear dynamics of auroral arc (2013) (0)
- Recent Simulation Results on Ring Current Dynamics Using the Comprehensive Ring Current Model (2010) (0)
- Correction to "Seasonal Variations in the Subauroral Electron Temperature Enhancement" (1991) (0)
- Relative Contribution of ULF Waves and Whistler‐Mode Chorus to the Radiation Belt Variation During the May 2017 Storm (2021) (0)
- Magnetic Flux Circulation During Dawn-Dusk Oriented Interplanetary Magnetic Field (2010) (0)
- Simulating the transport of the energetic equatorial particles to the cusp region from the global MHD simulation outputs (2003) (0)
- The Role of Ring Current on Slot Region Penetration (2006) (0)
- A Study of Energetic Neutral Oxygen Emissions and its Implications (2008) (0)
- The Role of Periodic Loading-Unloading in the Magnetotail vs IMF Bz Flipping in the Ring Current Buildup (2006) (0)
- Stormtime Ring Current Heating of the Ionosphere and Plasmasphere (2022) (0)
- Incorporation of Electromagnetic Ion cyclotron waveinto Radiation Belt environment model (2012) (0)
- Simulating the Outer Radiation Belt During the Rising Phase of Solar Cycle 24 (2011) (0)
- Warm Plasma Population as a Source of the Ring Current (2018) (0)
- Radiation Belt Environment Model: Application to Space Weather and Beyond (2011) (0)
- A case study on the GEO flux dropout during a weak geomagnetic storm of November 7, 2008: RBE results (2014) (0)
- Modeling of the Convection and Interaction of Ring Current, Plasmaspheric and Plasma Sheet Plasmas in the Inner Magnetosphere (2010) (0)
- Inner Magnetospheric Electric Field and its Influence on Plasmasphere Erosion and Plasma Sheet Access (2022) (0)
- Timescales for localized electron injections to become a thin shell (2014) (0)
- Simulating Sources of Superstorm Plasmas (2008) (0)
- Anisotropic BATSRUS and CRCM two way coupling (2011) (0)
- Plasmaspheric trough evolution under different conditions of subauroral ion drift (2012) (0)
- Does ring current heating generate the observed O$^+$ shell? (2020) (0)
- Competing Processes of Storm-Time Ring Current and Radiation Belt Evolution (2015) (0)
- First two-dimensional observations of overshielding by the SuperDARN Hokkaido radar (2007) (0)
- Modeling Saw-Tooth Injections During April 17-18, 2002 (2002) (0)
- Modeling the origin and impacts of near-Earth plasma (2018) (0)
- A Review on the First ENA Observations at Mars and Venus (2007) (0)
- Structural Growth of Magnetic Flux Systems and Solar Eruption (2011) (0)
- Comparing Different Approaches of Modeling Magnetospheric Composition (2009) (0)
- Study on the propagation of ULF waves in the inner magnetosphere based on the model coupling between BATS-R-US+CIMI and GEMSIS-RC+RB simulations (2018) (0)
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