{"paper":{"title":"Quintessence and Scalar Dark Matter in the Universe","license":"","headline":"","cross_cats":["gr-qc"],"primary_cat":"astro-ph","authors_text":"L. A. Urena-Lopez (CINVESTAV), T. Matos","submitted_at":"2000-04-24T22:26:31Z","abstract_excerpt":"Continuing with previous works, we present a cosmological model in which dark matter and dark energy are modeled by scalar fields $\\Phi $ and $\\Psi$, respectively, endowed with the scalar potentials $V(\\Phi)=V_{o}[ \\cosh {(\\lambda \\sqrt{\\kappa_{o}}\\Phi)}-1] $ and $\\tilde{V}(\\Psi)=\\tilde{V_{o}}[ \\sinh {(\\alpha \\sqrt{\\kappa_{o}}\\Psi)}] ^{\\beta}$. This model contains 95% of scalar field. We obtain that the scalar dark matter mass is $m_{\\Phi}\\sim 10^{-26}eV.$ The solution obtained allows us to recover the success of the standard CDM. The implications on the formation of structure are reviewed. We"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0004332","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/astro-ph/0004332/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"}