{"paper":{"title":"Experimental study of $\\mu$--atomic and $\\mu$--molecular processes in pure helium and deuterium--helium mixtures","license":"","headline":"","cross_cats":[],"primary_cat":"nucl-ex","authors_text":"F. Mulhauser, H. Schneuwly, J. Wo\\'zniak, L.A. Schaller, M. Filipowicz, N.P. Popov, O. Huot, P.E. Knowles, V.A. Stolupin, V.F. Boreiko, V.G. Sandukovsky, V.M. Bystritsky, V.N. Pavlov, V.P. Volnykh, V.V. Gerasimov, W. Czapli\\'nski","submitted_at":"2003-12-17T14:27:32Z","abstract_excerpt":"We present experimental results of $\\mu$--atomic and $\\mu$--molecular processes induced by negative muons in pure helium and helium--deuterium mixtures. The experiment was performed at the Paul Scherrer Institute (Switzerland). We measured muonic x--ray $K$ series transitions relative intensities in $(\\mu{}^{3,4}\\mathrm{He})^*$ atoms in pure helium as well as in helium--deuterium mixture. The muon stopping powers ratio between helium and deuterium atoms and the $d \\mu{}^3 \\mathrm{He}$ radiative decay probability of for two different helium densities in $\\mathrm{D}_2 + {}^3\\mathrm{He}$ mixture "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nucl-ex/0312018","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"}