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In chiral single-wall carbon nanotubes (SWCNTs) efficient SF is present within the solar spectrum energy range which is shown by the many-body perturbation theory (MBPT) calculations based on the density functional theory (DFT) simulations. We calculate SF exciton-to-biexction decay rates ${\\rm R}_{1\\to 2}$ and biexciton-to-exction rates ${\\rm R}_{2\\to1}$ in the (6,2), (6,5), (10,5) "},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1703.04693","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-03-14T20:08:41Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"03787b15d5dee172a5290bccc4528b914bd7098220941fb4f0cf9f536daffa26","abstract_canon_sha256":"ec70b4b8ad32efd1fbe73aeacc8fc8d39a38417184b8c7c12c44958960566621"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:38:56.786384Z","signature_b64":"eAjRqMkeXlkPAekDVIanzqpaK86vqneP/Eu8dE87j4Wl3XRH0AqsYc4z/eLUWs/EwlWKgBoz0weONBVMt7FiBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0d4e84897e662a00d28f1f8d9045befc1fb6126cfd891065579c5d1bd7ac5cb4","last_reissued_at":"2026-05-18T00:38:56.785709Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:38:56.785709Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Singlet Fission in Chiral Carbon Nanotubes: Density Functional Theory Based Computation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.mes-hall","authors_text":"Andrei Kryjevski, Brendan Gifford, Deyan Mihaylov, Dmitri Kilin","submitted_at":"2017-03-14T20:08:41Z","abstract_excerpt":"Singlet fission (SF) process, where a singlet exciton decays into a pair of spin one exciton states which are in the total spin singlet state, is one of the possible channels for multiple exciton generation (MEG). 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