ZZ
Member Since 2014
Zixu Zixu Liu
Assistant researcher, University of California Los Angeles
AGU Research
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Global Observations of Geomagnetically Induced Currents Caused by an Extremely Intense Density Pulse During a Coronal Mass Ejection
SPACE WEATHER
26 september 2024
Zixu Z. Liu, Vassilis Angelopoulos, Darcy R. Corde...

A variety of magnetosphere‐ionosphere current systems and waves have been linked to geomagnetic disturbance (GMD) and geomagnetically induced...

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Observations of Compressional Structures Driven by Interaction Between Foreshock Ions and Discontinuities
JOURNAL OF GEOPHYSICAL RESEARCH: SPACE PHYSICS
17 september 2024
Zixu Z. Liu, Vassilis Angelopoulos, Antonius Otto

The ion foreshock is very dynamic, characterized by various transient structures that can perturb the bow shock and influence the magnetosphereR...

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Observations and Simulations of a Double‐Core Hot Flow Anomaly
GEOPHYSICAL RESEARCH LETTERS
01 september 2024
XI LU, Xingran Chen, Zixu Z. Liu, Antonius Otto, H...

Hot Flow anomalies (HFAs), one of the most well‐analyzed transient phenomena in the Earth's foreshock, are known as kinetic structures driven...

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2.5‐D Local Hybrid Simulations of Hot Flow Anomalies Under Various Magnetic Field Geometries
JOURNAL OF GEOPHYSICAL RESEARCH: SPACE PHYSICS
23 may 2024
Hui Zhang, Andrew Vu, Zixu Z. Liu, Vassilis Angelo...

Hot flow anomalies are ion kinetic phenomena that play an important role in geoeffects and particle acceleration. They form due to the currents dri...

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The Bow Shock and Magnetosheath Responses to Density Depletion Structures
JOURNAL OF GEOPHYSICAL RESEARCH: SPACE PHYSICS
22 may 2024
XI LU, Xingran Chen, Zixu Z. Liu, Antonius Otto, H...

Hot flow anomalies (HFAs) are typical and important foreshock transients characterized by large flow deflection and plasma heating. HFAs can deform...

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2.5‐D Local Hybrid Simulations of Discontinuity‐Driven Compressional Boundaries Under Various Magnetic Field Geometries
JOURNAL OF GEOPHYSICAL RESEARCH: SPACE PHYSICS
22 may 2024
Hui Zhang, Andrew Vu, Zixu Z. Liu, Vassilis Angelo...

In the ion foreshock, there are many foreshock transients driven by back streaming foreshock ions. When the foreshock ions interact with tangential...

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Magnetosheath Ion Field‐Aligned Asymmetry and Implications for Ion Leakage to the Foreshock
JOURNAL OF GEOPHYSICAL RESEARCH: SPACE PHYSICS
07 may 2024
Zixu Z. Liu, Vassilis Angelopoulos, Hui Zhang, And...

The ion foreshock is highly dynamic, disturbing the bow shock and the magnetosphere‐ionosphere system. To forecast foreshock‐driven spa...

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Statistical Analysis of Whistler Precursors Upstream of Foreshock Transient Shocks: MMS Observations
GEOPHYSICAL RESEARCH LETTERS
23 april 2024
Mengmeng Wang, Zixu Z. Liu, Hui Zhang, Kaijun Liu,...

Using the high‐time‐resolution data from the Magnetospheric Multiscale mission, precursor waves upstream of foreshock transient (FT) sh...

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