{"paper":{"title":"Diffusion of charged particles in a stochastic force-free magnetic field","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. M. Kiselev, Ya. N. Istomin","submitted_at":"2016-12-07T16:57:21Z","abstract_excerpt":"We study diffusion of charged particles in stationary stochastic magnetic field ${\\bf B}$ with zero mean, $\\langle {\\bf B} \\rangle = 0 $. In the case when electric current is carried by electrons, the field is force-free, $\\mathrm{curl} \\,{\\bf B} = \\alpha{\\bf B} $, where $\\alpha({\\bf r})$ is an arbitrary scalar function. In a small region where the function $\\alpha $ and the field magnitude $|{\\bf B}|$ are approximately constant, the equations of motion of charged particles are integrated and reduced to the equation of mathematical pendulum. The transition from trapped to untrapped particles i"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.02331","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}