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Member Since 1962
Andrew F. Nagy
Emeritus, University of Michigan Ann Arbor
AGU Research
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Multi-fluid MHD study of the extremely low solar wind density event observed by MAVEN on December 26, 2022
SPACE ENVIRONMENTS OF UNMAGNETIZED OR WEAKLY MAGNETIZED SOLAR SYSTEM BODIES AND THE EFFECTS OF SPACE WEATHER ON THESE SYSTEMS II ORAL
planetary sciences | 14 december 2023
Yingjuan Ma, Jasper S. Halekas, Shaosui Xu, Christ...
Using the latest Multi-fluid MHD model that was recently developed for Mars (Ma et al., 2019), we examined the extremely low solar wind density event ...
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5‐Species MHD Study of Martian Proton Loss and Source
JOURNAL OF GEOPHYSICAL RESEARCH: SPACE PHYSICS
09 april 2023
Wenyi Sun, Yingjuan Ma, Christopher T. Russell, Ja...

Although photochemistry‐enabled escape of oxygen is a dominant atmospheric loss process at Mars today, ion outflow plays an essential role in...

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Solar Wind- Mars Interaction Under Different Interplanetary Magnetic Field (IMF) Orientations
SPACE ENVIRONMENTS OF UNMAGNETIZED OR WEAKLY MAGNETIZED SOLAR SYSTEM BODIES AND THE EFFECTS OF SPACE WEATHER ON THESE SYSTEMS III ORAL
planetary sciences | 14 december 2022
Yingjuan Ma, Jasper S. Halekas, Christopher M. Fow...
MAVEN observations show the angle between the interplanetary magnetic field (IMF) and the solar wind plasma flow is highly variable. For about 12% of ...
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Formation and evolution of the large-scale magnetic fields in Venus Ionosphere: Results from a 3D global multi-species MHD model
MAGNETOSPHERES IN THE INNER SOLAR SYSTEM II ORAL
spa-magnetospheric physics | 17 december 2021
Yingjuan Ma, Gabor Toth, Andrew F. Nagy, Janet G. ...
Large-scale magnetic fields have been observed at Venus ionosphere by both the Pioneer Venus Orbiter (PVO) and Venus Express spacecraft. In this study...
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How will the crustal magnetic field affect the tail reconnection process at Mars?
SPACE ENVIRONMENTS AND WEATHER OF UNMAGNETIZED OR WEAKLY MAGNETIZED SOLAR SYSTEM BODIES II POSTER
planetary sciences | 16 december 2021
Yingjuan Ma, Gabor Toth, Yuxi Chen, Andrew F. Nagy...
We use a fully coupled global MHD model with an embedded Particle in Cell (PIC) code to further understand the magnetic reconnection process on Mars a...
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How does planetary magnetic field impact on Ion escape rate?
DO GLOBAL MAGNETIC FIELDS SHIELD PLANETARY ATMOSPHERES? I
spa-magnetospheric physics | 15 december 2020
Yingjuan Ma, Christopher T. Russell, Gabor Toth, A...
We use an advanced multi-fluid MHD model of Mars to examine the planetary magnetic field impact on the ion escape rate. The multi-fluid MHD model has ...
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Formation and Evolution of the Large‐Scale Magnetic Fields in Venus' Ionosphere: Results From a Three Dimensional Global Multispecies MHD Model
GEOPHYSICAL RESEARCH LETTERS
01 june 2020
Yingjuan Ma, Gabor Toth, Andrew F. Nagy, Janet G. ...

Large‐scale magnetic fields have been observed in Venus' ionosphere by both the Pioneer Venus Orbiter (PVO) and Venus Express spacecraft. In ...

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Responses of Venus and Mars to an Extreme Carrington-Type Space Weather Event: Atmospheric Loss and Core-Induced Magnetic Signature
SPACE ENVIRONMENTS OF UNMAGNETIZED OR WEAKLY MAGNETIZED SOLAR SYSTEM BODIES AND THE EFFECTS OF SPACE WEATHER ON THESE SYSTEMS II POSTERS
planetary sciences | 11 december 2019
Chuanfei Dong, Janet G. Luhmann, Yingjuan Ma, Jame...
Unlike Earth, Venus has no intrinsic dipole magnetic field and thus serves as the prototype of the solar wind interaction with unmagnetized planets. W...
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