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Member Since 2013
Eric Donovan
Professor, University of Calgary
AGU Research
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Unexpected STEVE Observations at High Latitude During Quiet Geomagnetic Conditions
GEOPHYSICAL RESEARCH LETTERS
08 october 2024
Bea Gallardo-Lacourt, Johnathan K. Burchill, Darre...

Strong Thermal Emission Velocity Enhancement (STEVE), is a captivating optical phenomenon typically observed in the mid‐latitude ionosphere. ...

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A New Proton‐Hydrogen‐Electron Transport Model for Simulating Optical Emissions From Proton Aurora and Comparison With Ground Observations
JOURNAL OF GEOPHYSICAL RESEARCH: SPACE PHYSICS
27 september 2024
Jun Liang, Eric Donovan, Xiaohua Fang, D. Megan Gi...

Energetic proton precipitation from the magnetosphere plays an important role in the magnetosphere‐ionosphere‐thermosphere coupling and...

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Quantum Calculation of the Vibrational Excitation of Nitrogen Molecules by Fast Ions: Can It Contribute to STEVE Formation?
GEOPHYSICAL RESEARCH LETTERS
09 september 2024
Jun Liang, Eric Donovan

The vibrational‐translational (VT) excitation of nitrogen molecules led by collisions with fast ions in subauroral ion drifts (SAID) has been...

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Obtaining Continental‐Scale, High‐Resolution 2‐D Ionospheric Flows and Application to Meso‐Scale Flow Science
JOURNAL OF GEOPHYSICAL RESEARCH: SPACE PHYSICS
22 august 2024
Toshi Nishimura, Vassilis Angelopoulos, Bill Brist...

An approach for creating continental‐scale, multi‐scale plasma convection maps in the nightside high‐latitude ionosphere using th...

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Turbulence Embedded Into the Ionosphere by Electromagnetic Waves
JOURNAL OF GEOPHYSICAL RESEARCH: SPACE PHYSICS
19 august 2024
Magnus Ivarsen, D. Megan Gillies, Devin R. Huygheb...

When charged particles are accelerated from Earth's magnetosphere and precipitate into the atmosphere, their impact with neutral gas creates the au...

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Turbulence Around Auroral Arcs
JOURNAL OF GEOPHYSICAL RESEARCH: SPACE PHYSICS
18 august 2024
Magnus Ivarsen, Devin R. Huyghebaert, D. Megan Gil...

The spectacular visual displays from the aurora come from curtains of excited atoms and molecules, impacted by energetic charged particles. These p...

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Solar Wind Drivers of Auroral Omega Bands
GEOPHYSICAL RESEARCH LETTERS
01 august 2024
Vivian Cribb, Eric Donovan, Bea Gallardo-Lacourt, ...

Omega bands are mesoscale auroral structures emerging as eastward moving quasi‐periodic poleward protrusions well within the closed field lin...

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Plasma Sheet Counterparts for Auroral Beads and Vortices in Advance of Fast Flows: New Evidence for Near‐Earth Substorm Onset
JOURNAL OF GEOPHYSICAL RESEARCH: SPACE PHYSICS
24 june 2024
Stavros Dimitrakoudis, Andy Kale, Richard D. Sydor...

The relationship between auroral, ground, and plasma sheet signatures in the late growth phase is crucial for understanding the sequence of events ...

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