{"paper":{"title":"Maximal entanglement concentration for $(n+1)$-qubit states","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Anindita Banerjee, Anirban Pathak, Chitra Shukla","submitted_at":"2015-04-01T12:04:14Z","abstract_excerpt":"We propose two schemes for concentration of $(n+1)$-qubit entangled states that can be written in the form of $(\\alpha|\\varphi_{0}\\rangle|0\\rangle+\\beta|\\varphi_{1}\\rangle|1\\rangle)_{n+1}$ where $|\\varphi_{0}\\rangle$ and $|\\varphi_{1}\\rangle$ are mutually orthogonal $n$-qubit states. The importance of this general form is that the entangled states like Bell, cat, GHZ, GHZ-like, $|\\Omega\\rangle$, $|Q_{5}\\rangle$, 4-qubit cluster states and specific states from the 9 SLOCC-nonequivalent families of 4-qubit entangled states can be expressed in this form. The proposed entanglement concentration pr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.00189","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"}