# Bernstein–Greene–Kruskal modes

> nonlinear electrostatic waves that propagate in an unmagnetized, collisionless plasma; solution to the Vlasov–Poisson equation

**Wikidata**: [Q60790704](https://www.wikidata.org/wiki/Q60790704)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Bernstein–Greene–Kruskal_modes)  
**Source**: https://4ort.xyz/entity/bernstein-greene-kruskal-modes