M. Wiltberger
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View article: GIC-Related Observations During the May 2024 Geomagnetic Storm in the United States
GIC-Related Observations During the May 2024 Geomagnetic Storm in the United States Open
View article: Center for geospace storms graduate student workshop
Center for geospace storms graduate student workshop Open
The US National Aeronautics and Space Administration (NASA) DRIVE Center for Geospace Storms (CGS) hosted a workshop for graduate students conducting research in geospace science in November 2024. The research relevant to geospace has trad…
View article: GIC--Related Observations During the May 2024 Geomagnetic Storm in the United States
GIC--Related Observations During the May 2024 Geomagnetic Storm in the United States Open
The May 2024 geomagnetic storm was one of the most severe in the past 20~years. Understanding how large geomagnetic disturbances (GMDs) impact geomagnetically induced currents (GICs) within electrical power grid networks is key to ensuring…
View article: Formation of the Bubble‐Like Ionospheric Super‐Depletion Structure (BLISS): MAGE Simulation of the September, 2017 Storm
Formation of the Bubble‐Like Ionospheric Super‐Depletion Structure (BLISS): MAGE Simulation of the September, 2017 Storm Open
This study investigates the formation of a newly identified storm‐time ionospheric phenomenon, the bubble‐like ionospheric super‐depletion structure (BLISS) in F‐region plasma densities. The observed BLISS initiates from the magnetic dip e…
View article: The NCAR-TIEGCM Version 3.0
The NCAR-TIEGCM Version 3.0 Open
A new version of the US National Science Foundation National Center for Atmospheric Research (NSF NCAR) thermosphere-ionosphere-electrodynamics general circulation model (TIEGCM) has been developed and released. This paper describes the ch…
View article: A physics-engineering-economic model coupling approach for estimating the socio-economic impacts of space weather scenarios
A physics-engineering-economic model coupling approach for estimating the socio-economic impacts of space weather scenarios Open
There is growing concern about our vulnerability to space weather hazards and the disruption critical infrastructure failures could cause to society and the economy. However, the socio-economic impacts of space weather hazards, such as fro…
View article: Radiation belt phase space density: calculation analysis and model dependence
Radiation belt phase space density: calculation analysis and model dependence Open
The reprocessing of radiation belt electron flux measurements into phase space density (PSD) as a function of the adiabatic invariants is a widely-used method to address major questions regarding electron energization and loss in the outer…
View article: Numerical Calculations of Adiabatic Invariants From MHD‐Driven Magnetic Fields
Numerical Calculations of Adiabatic Invariants From MHD‐Driven Magnetic Fields Open
The adiabatic invariants ( M , J , Φ) and the related invariants ( M , K , L *) have been established as effective coordinate systems for describing radiation belt dynamics at a theoretical level, and through numerical techniques, can be p…
View article: Numerical Calculations of Adiabatic Invariants from MHD-Driven Magnetic Fields
Numerical Calculations of Adiabatic Invariants from MHD-Driven Magnetic Fields Open
The adiabatic invariants (M, J, Φ) and the related invariants (M, K, L∗) have been established as effective coordinate systems for describing radiation belt dynamics at a theoretical level, and through numerical techniques, can be paired w…
View article: Heliophysics Applications on Education and Research using Cloud Computing
Heliophysics Applications on Education and Research using Cloud Computing Open
Cloud computing has gained substantial momentum across diverse applications in recent years, notably in scientific computing, collaborative research, and large-scale machine learning operations. Its integration of data and code within a un…
View article: Characterizing auroral precipitation and ionospheric conductance with the Dragon King model in MAGE
Characterizing auroral precipitation and ionospheric conductance with the Dragon King model in MAGE Open
Auroral precipitation plays an important role in the magnetosphere-ionosphere-thermosphere (MIT) coupling. Various precipitation spectra have been observed and they are driven by different physical mechanisms. In this study, we report the …
View article: Understanding the inner magnetospheric drivers of the geospace plume evolution through magnetosphere-ionosphere coupling
Understanding the inner magnetospheric drivers of the geospace plume evolution through magnetosphere-ionosphere coupling Open
The geospace plume, referring to the combined processes of the plasmaspheric and the ionospheric storm-enhanced density (SED)/total electron content (TEC) plumes, is one of the unique features of geomagnetic storms. The apparent spatial ov…
View article: Reimagining Heliophysics: A bold new vision for the next decade and beyond
Reimagining Heliophysics: A bold new vision for the next decade and beyond Open
The field of Heliophysics has a branding problem. We need an answer to the question: ``What is Heliophysics\?'', the answer to which should clearly and succinctly defines our science in a compelling way that simultaneously introduces a sen…
View article: The relation among the ring current, subauroral polarization stream, and the geospace plume: MAGE Simulation of the March 31 2001 Super Storm
The relation among the ring current, subauroral polarization stream, and the geospace plume: MAGE Simulation of the March 31 2001 Super Storm Open
The geospace plume, referring to the combined processes of the plasmaspheric and the ionospheric storm-enhanced density (SED)/total electron content (TEC) plumes, is one of the unique features of geomagnetic storms. The apparent spatial ov…
View article: First-Principles Geospace Modeling in the Next Decade
First-Principles Geospace Modeling in the Next Decade Open
Whitepaper #374 in the Decadal Survey for Solar and Space Physics (Heliophysics) 2024-2033. Main topics: basic research. Additional topics: ground-based missions/projects; space-based missions/projects; system science.
View article: Reimagining Heliophysics: A bold new vision for the next decade and beyond
Reimagining Heliophysics: A bold new vision for the next decade and beyond Open
View article: Building a Transdisciplinary, Exascale-Capable Workforce for Geospace Science
Building a Transdisciplinary, Exascale-Capable Workforce for Geospace Science Open
Whitepaper #024 in the Decadal Survey for Solar and Space Physics (Heliophysics) 2024-2033. Main topics: infrastructure/workforce/other programmatic. Additional topics: state of the profession; research tools and infrastructure.
View article: The relation among the ring current, subauroral polarization stream, and the geospace plume: MAGE Simulation of the March 31 2001 Super Storm
The relation among the ring current, subauroral polarization stream, and the geospace plume: MAGE Simulation of the March 31 2001 Super Storm Open
Open data for Figure 3 to Figure 11 in manuscript, "The relation among the ring current, subauroral polarization stream, and the geospace plume: MAGE Simulation of the March 31 2001 Super Storm". The data was generated by the Multiscale At…
View article: The relation among the ring current, subauroral polarization stream, and the geospace plume: MAGE Simulation of the March 31 2001 Super Storm
The relation among the ring current, subauroral polarization stream, and the geospace plume: MAGE Simulation of the March 31 2001 Super Storm Open
Open data for Figure 3 to Figure 11 in manuscript, "The relation among the ring current, subauroral polarization stream, and the geospace plume: MAGE Simulation of the March 31 2001 Super Storm". The data was generated by the Multiscale At…
View article: The contribution of plasma sheet bubbles to stormtime ring current buildup and evolution of the energy composition
The contribution of plasma sheet bubbles to stormtime ring current buildup and evolution of the energy composition Open
The formation of the stormtime ring current is a result of the inward transport and energization of plasma sheet ions. Previous studies have demonstrated that a significant fraction of the total inward plasma sheet transport takes place in…
View article: The contribution of plasma sheet bubbles to stormtime ring current buildup and evolution of the energy composition
The contribution of plasma sheet bubbles to stormtime ring current buildup and evolution of the energy composition Open
Supporting information for "The contribution of plasma sheet bubbles to stormtime ring current buildup and evolution of the energy composition" by Sciola et al. 2023 submitted to the Journal of Geophysical Research: Space Physics
View article: The contribution of plasma sheet bubbles to stormtime ring current buildup and evolution of the energy composition
The contribution of plasma sheet bubbles to stormtime ring current buildup and evolution of the energy composition Open
Supporting information for "The contribution of plasma sheet bubbles to stormtime ring current buildup and evolution of the energy composition" by Sciola et al. 2023 submitted to the Journal of Geophysical Research: Space Physics
View article: Subauroral polarization streams (SAPS): Intrinsic response of geospace during storm time
Subauroral polarization streams (SAPS): Intrinsic response of geospace during storm time Open
<p>Subauroral polarization streams (SAPS) typically refer to an enhanced westward plasma flow channel in the duskside subauroral ionosphere. SAPS overlap with the low-latitude part of downward Region-2 field-aligned currents (FACs). …
View article: Synthesizing ground magnetic disturbance using dipole-aligned loop elementary currents and Biot-Savart relationship
Synthesizing ground magnetic disturbance using dipole-aligned loop elementary currents and Biot-Savart relationship Open
First posted March 28, 2022 For additional information, contact: Director, Geologic Hazards Science Center U.S. Geological SurveyBox 25046, MS-966Denver, CO 80225 This report presents a method for constructing a simplified numerical descri…
View article: Ionospheric Dawnside Subauroral Polarization Streams: A Unique Feature of Major Geomagnetic Storms
Ionospheric Dawnside Subauroral Polarization Streams: A Unique Feature of Major Geomagnetic Storms Open
Earth and Space Science Open Archive This preprint has been submitted to and is under consideration at AGU Advances. ESSOAr is a venue for early communication or feedback before peer review. Data may be preliminary.Learn more about preprin…
View article: Coupling the Rice Convection Model-Equilibrium to the Lyon– Fedder–Mobarry Global Magnetohydrodynamic Model
Coupling the Rice Convection Model-Equilibrium to the Lyon– Fedder–Mobarry Global Magnetohydrodynamic Model Open
Self-consistent inner-magnetosphere model is driven by inputs from the Lyon-Fedder- Mobarry global magnetohydrodynamic model. The expanded inner magnotospheric modeling region captures high-resolution bursty bulk flows in the plasma sheet.…
View article: Coupling the Rice Convection Model-Equilibrium to the Lyon– Fedder–Mobarry Global Magnetohydrodynamic Model
Coupling the Rice Convection Model-Equilibrium to the Lyon– Fedder–Mobarry Global Magnetohydrodynamic Model Open
Self-consistent inner-magnetosphere model is driven by inputs from the Lyon-Fedder- Mobarry global magnetohydrodynamic model. The expanded inner magnotospheric modeling region captures high-resolution bursty bulk flows in the plasma sheet.…
View article: Coupling the Rice Convection Model-Equilibrium to the Lyon– Fedder–Mobarry Global Magnetohydrodynamic Model
Coupling the Rice Convection Model-Equilibrium to the Lyon– Fedder–Mobarry Global Magnetohydrodynamic Model Open
Self-consistent inner-magnetosphere model is driven by inputs from the Lyon-Fedder- Mobarry global magnetohydrodynamic model. The expanded inner magnotospheric modeling region captures high-resolution bursty bulk flows in the plasma sheet.…
View article: GAMERA: A Three-dimensional Finite-volume MHD Solver for Non-orthogonal Curvilinear Geometries
GAMERA: A Three-dimensional Finite-volume MHD Solver for Non-orthogonal Curvilinear Geometries Open
Efficient simulation of plasmas in various contexts often involves the use of meshes that conform to the intrinsic geometry of the system under consideration. We present here a description of a new magnetohydrodynamic code, GAMERA (Grid Ag…
View article: Simulations Of Electron Energization And Injection By Bbfs Using High Resolution Lfm Mhd Fields
Simulations Of Electron Energization And Injection By Bbfs Using High Resolution Lfm Mhd Fields Open
Dataset for "Simulations of electron energization and injection by BBFs using high resolution LFM MHD fields" submitted to JGR.