{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:X5MM23IGP3KMM7KNC4O466PFBO","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"72ab46b7d66789a400be7232122b7e60c8856df0ec9be28192f0548673e1c762","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-10-21T15:08:43Z","title_canon_sha256":"7f563c50fe9849aee6fb8e26200ef320296f9f8df540cdfbfa402d24735daf72"},"schema_version":"1.0","source":{"id":"1510.06288","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1510.06288","created_at":"2026-05-18T01:04:53Z"},{"alias_kind":"arxiv_version","alias_value":"1510.06288v1","created_at":"2026-05-18T01:04:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1510.06288","created_at":"2026-05-18T01:04:53Z"},{"alias_kind":"pith_short_12","alias_value":"X5MM23IGP3KM","created_at":"2026-05-18T12:29:47Z"},{"alias_kind":"pith_short_16","alias_value":"X5MM23IGP3KMM7KN","created_at":"2026-05-18T12:29:47Z"},{"alias_kind":"pith_short_8","alias_value":"X5MM23IG","created_at":"2026-05-18T12:29:47Z"}],"graph_snapshots":[{"event_id":"sha256:0534f749356509ff8d258f816582d9b0e06adef59d673d9c699667c75d9e9288","target":"graph","created_at":"2026-05-18T01:04:53Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"We predict a fast relaxation of photo-excited carriers in monolayer transition metal dichalcogenides (TMDCs), which is mediated by the emission of longitudinal optical (LO) phonons. By evaluating Born effective charges for ${\\rm MoS_2, MoSe_2,WS_2}$, and ${\\rm WSe_2}$, we find that, due to the polar coupling of electrons with LO phonons, the relaxation times for hot electrons and holes are of the order of a few ps.","authors_text":"Igor Aleiner, Mark Danovich, Neil D. Drummond, Vladimir Fal'ko","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-10-21T15:08:43Z","title":"Fast relaxation of photo-excited carriers in 2D transition metal dichalcogenides"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.06288","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:6f04d8ab5c6b380ec858b0e0de92dfba9623ff44b760709c7a328ee32029c7d8","target":"record","created_at":"2026-05-18T01:04:53Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"72ab46b7d66789a400be7232122b7e60c8856df0ec9be28192f0548673e1c762","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-10-21T15:08:43Z","title_canon_sha256":"7f563c50fe9849aee6fb8e26200ef320296f9f8df540cdfbfa402d24735daf72"},"schema_version":"1.0","source":{"id":"1510.06288","kind":"arxiv","version":1}},"canonical_sha256":"bf58cd6d067ed4c67d4d171dcf79e50bb71db7564222f50c4e214536fbf5101a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bf58cd6d067ed4c67d4d171dcf79e50bb71db7564222f50c4e214536fbf5101a","first_computed_at":"2026-05-18T01:04:53.934069Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:04:53.934069Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lf/X3gm3Bf9EvkRdYwd7MFUMS1NmMt4UKGG/3CVl7vwMpWCjFduFdl8v659v12iO8BSO0zbqUZ77f7ljxouLBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:04:53.934663Z","signed_message":"canonical_sha256_bytes"},"source_id":"1510.06288","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6f04d8ab5c6b380ec858b0e0de92dfba9623ff44b760709c7a328ee32029c7d8","sha256:0534f749356509ff8d258f816582d9b0e06adef59d673d9c699667c75d9e9288"],"state_sha256":"9a71a7254ecc4fc77076f8fdf1c2883d367069d32ecba729f58e1a521d2139b2"}