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This study aims to explore the relationship between polar magnetic activity and the growth of the geomagnetic ring current.

The relationship between polar magnetic activityDPand growth of the geomagnetic ring current

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This study aims to explore the relationship between polar magnetic activity and the growth of the geomagnetic ring current.
Analyzed equatorial and polar region magnetograms to observe energy injection patterns.
Developed a method to determine the rate of energy injection into the ring current over time.
Measured the decay rate of the ring current to establish correlations with DP activity.
Magnitude of the main phase of a magnetic storm correlates with integrated DP activity over 10 hours prior to Dst maximum.
Energetic particles responsible for DP activity and ring current growth emerge simultaneously in bursts from a source outside the Van Allen belts.
Particles contributing to DP activity travel to auroral zones, while others diffuse inward to Van Allen belts with a delay.

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Analysis shows energy injection into the geomagnetic ring current correlates with DP activity, indicating a relationship.

Davis et al. (1967) studied this question.

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