Stability and instability of small BGK waves

arXiv:2601.10030v2 Announce Type: replace Abstract: The aim of this article is to prove that the linear stability or instability of small Bernstein-Green-Kruskal (BGK) waves is determined by the sign of the derivative of their energy distributions at $0$ energy.

🔗 Read more: https://arxiv.org/abs/2601.10030

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