{"paper":{"title":"Galactic structure dependence of cloud-cloud collisions driven star formation in the barred galaxy NGC 3627","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Asao Habe, Fumi Egusa, Fumiya Maeda, Kouji Ohta, Masato I.N. Kobayashi, Shin Inoue, Yusuke Fujimoto","submitted_at":"2025-02-10T02:21:01Z","abstract_excerpt":"While cloud-cloud collisions (CCCs) have been proposed as a mechanism for triggering massive star formation, it is suggested that higher collision velocities ($v_{\\rm col}$) and lower GMC mass ($M_{\\rm GMC}$) or/and density ($\\Sigma_{\\rm GMC}$) tend to suppress star formation. In this study, we choose the nearby barred galaxy NGC 3627 to examine the SFR and SFE of a colliding GMC ($m^\\star_{\\rm CCC}$ and $\\epsilon_{\\rm CCC}$) and explore the connections between $m^\\star_{\\rm CCC}$ and $\\epsilon_{\\rm CCC}$, $M_{\\rm GMC}$($\\Sigma_{\\rm GMC}$) and $v_{\\rm col}$, and galactic structures (disk, bar,"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.06102","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2502.06102/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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"}