{"paper":{"title":"The formation of the Halpha line in the solar chromosphere","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Jorrit Leenaarts, Luc Rouppe van der Voort, Mats Carlsson","submitted_at":"2012-02-09T09:30:36Z","abstract_excerpt":"We use state-of-the-art radiation-MHD simulations and 3D non-LTE radiative transfer computations to investigate \\Halpha\\ line formation in the solar chromosphere and apply the results of this investigation to develop the potential of \\Halpha\\ as diagnostic of the chromosphere.\n  We show that one can accurately model \\Halpha\\ line formation assuming statistical equilibrium and complete frequency redistribution provided the computation of the model atmosphere included non-equilibrium ionization of hydrogen, and the Lyman-$\\alpha$ and Lyman-$\\beta$ line profiles are described by Doppler profiles."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1202.1926","kind":"arxiv","version":1},"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"}