2 papers
physics.geo-ph2026
The Pc1 geomagnetic pulsations in light of the Cepheid theory
A. V. Guglielmi, A. S. Potapov, F. Z. Feygin
It has been 90 years since the discovery of geomagnetic pulsations in the Pc1 range (0.2-5 Hz), widely known as pearls. In the second half of the last century, the concept of pearl…
physics.geo-ph2026
Trigger excitation of "pearls" in the Earth's magnetosphere: On the 90th anniversary of the discovery of Pc1 waves
A. V. Guglielmi, B. V. Dovbnya
Ultra-low-frequency electromagnetic waves Pc1 (0.2-5 Hz), widely known in the literature as pearls, are excited in the outer radiation belt and propagate to the Earth along the geo…