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Katariina Nykyri
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Giant Kelvin‐Helmholtz (KH) Waves at the Boundary Layer of the Coronal Mass Ejections (CMEs) Responsible for the Largest Geomagnetic Storm in 20 Years
GEOPHYSICAL RESEARCH LETTERS
12 october 2024
Katariina Nykyri

Starting in the evening of 10 May 2024 the Earth's magnetosphere was hit by the coronal mass ejections (CMEs) creating the largest geomagnetic stor...

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Evidence of Plasma Mixing at the Earth's Magnetopause Due To Kelvin Helmholtz Vortices
JOURNAL OF GEOPHYSICAL RESEARCH: SPACE PHYSICS
05 september 2024
V R Dinesh Kumar, James L. Burch, Stephen A. Fusel...

Kelvin Helmholtz Instabilities (KHI) result from interactions between the shocked solar wind and the Earth's magnetosphere. These are formed due to...

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Predicting Interplanetary Shock Occurrence for Solar Cycle 25: Opportunities and Challenges in Space Weather Research
SPACE WEATHER
03 august 2024
Denny M. Oliveira, Robert C. Allen, Livia R. Alves...

Interplanetary (IP) shocks are perturbations observed in the solar wind. IP shocks correlate well with solar activity, being more numerous during t...

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Comparing Information Theory Analysis With Cross‐Correlation and Minimum Variance Analysis of the Solar Wind Structures
SPACE WEATHER
21 july 2024
Katherine Holland, Xuanye Ma, Katariina Nykyri, Si...

The space weather effects at the Earth's magnetosphere are mostly driven by the solar wind that carries the interplanetary magnetic field (IMF). In...

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On the Importance of the Kelvin‐Helmholtz Instability on Magnetospheric and Solar Wind Dynamics During High Magnetic Shear
GEOPHYSICAL RESEARCH LETTERS
14 april 2024
Katariina Nykyri

The secondary processes driven by the velocity shear driven Kelvin‐Helmholtz Instability (KHI) in the magnetized plasmas have been shown to b...

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Density and Magnetic Field Asymmetric Kelvin‐Helmholtz Instability
JOURNAL OF GEOPHYSICAL RESEARCH: SPACE PHYSICS
13 march 2024
Xuanye Ma, Peter A. Delamere, Katariina Nykyri, An...

The Kelvin‐Helmholtz (KH) instability can transport mass, momentum, magnetic flux, and energy between the magnetosheath and magnetosphere, wh...

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Defining the Middle Corona
FUNDAMENTAL PHYSICS OF THE SOLAR CORONA AND INNER HELIOSPHERE IV POSTER
spa-solar and heliospheric physics | 15 december 2023
Matthew J. West, Daniel B. Seaton, David Wexler, J...
The middle corona, the region roughly spanning heliocentric distances from 1.5 to 6 solar radii, encompasses almost all of the influential physical tr...
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Statistical Study of Solar Wind Current Sheet Properties as Identified by Seven Sisters Instrumentation
TURBULENCE, MAGNETIC RECONNECTION, PARTICLE ENERGIZATION, AND FUNDAMENTAL PLASMA PROCESSES IN SPACE PLASMA I POSTER
spa-solar and heliospheric physics | 14 december 2023
Yu-Lun Liou, Katariina Nykyri
The Seven Sisters mission is a multi-spacecraft solar wind mission concept dedicated for the study of the fundamental physical processes and solar win...
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