{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2020:2KQ4C7YNTXJAKJREJQGEN5GZYO","short_pith_number":"pith:2KQ4C7YN","schema_version":"1.0","canonical_sha256":"d2a1c17f0d9dd20526244c0c46f4d9c3b9e8acd1d96f98b2522973666260c8cf","source":{"kind":"arxiv","id":"2003.00176","version":2},"attestation_state":"computed","paper":{"title":"Observation of the polaronic character of excitons in a two-dimensional semiconducting magnet $\\mathrm{CrI_3}$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Adam W. Tsen, Bowen Yang, Fangzhou Yin, Gaihua Ye, Gongjun Xu, Hechang Lei, Hui Deng, Hyun Ho Kim, Jason Shih An Horng, Kai Sun, Laura Rojas, Liuyan Zhao, Rui He, Shangjie Tian, Wencan Jin, Xiangpeng Luo, Yang Fu, Zhipeng Ye","submitted_at":"2020-02-29T04:13:52Z","abstract_excerpt":"Exciton dynamics can be strongly affected by lattice vibrations through electron-phonon coupling. This is rarely explored in two-dimensional magnetic semiconductors. Focusing on bilayer CrI3, we first show the presence of strong electron-phonon coupling through temperature-dependent photoluminescence and absorption spectroscopy. We then report the observation of periodic broad modes up to the 8th order in Raman spectra, attributed to the polaronic character of excitons. We establish that this polaronic character is dominated by the coupling between the charge-transfer exciton at 1.96 eV and a "},"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":"2003.00176","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2020-02-29T04:13:52Z","cross_cats_sorted":[],"title_canon_sha256":"bda48c07b5c600a129032d76155eeeeaa4654a51e02ae1664896602f5048cd65","abstract_canon_sha256":"319a5b86916e774d63548759e9dd847c8440eac66d7bbb5b9833bf270a68350a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:37:07.199858Z","signature_b64":"lCepymEVC0kAHdDbi0JWtdPoPQd3QwbwAnxY7PgSx/rEZltsftQIXidqhn/u9V0l/lCnbz9fVt0gMhRUS2YjAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d2a1c17f0d9dd20526244c0c46f4d9c3b9e8acd1d96f98b2522973666260c8cf","last_reissued_at":"2026-07-05T01:37:07.199379Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:37:07.199379Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Observation of the polaronic character of excitons in a two-dimensional semiconducting magnet $\\mathrm{CrI_3}$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Adam W. Tsen, Bowen Yang, Fangzhou Yin, Gaihua Ye, Gongjun Xu, Hechang Lei, Hui Deng, Hyun Ho Kim, Jason Shih An Horng, Kai Sun, Laura Rojas, Liuyan Zhao, Rui He, Shangjie Tian, Wencan Jin, Xiangpeng Luo, Yang Fu, Zhipeng Ye","submitted_at":"2020-02-29T04:13:52Z","abstract_excerpt":"Exciton dynamics can be strongly affected by lattice vibrations through electron-phonon coupling. This is rarely explored in two-dimensional magnetic semiconductors. Focusing on bilayer CrI3, we first show the presence of strong electron-phonon coupling through temperature-dependent photoluminescence and absorption spectroscopy. We then report the observation of periodic broad modes up to the 8th order in Raman spectra, attributed to the polaronic character of excitons. We establish that this polaronic character is dominated by the coupling between the charge-transfer exciton at 1.96 eV and a "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2003.00176","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/2003.00176/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2003.00176","created_at":"2026-07-05T01:37:07.199439+00:00"},{"alias_kind":"arxiv_version","alias_value":"2003.00176v2","created_at":"2026-07-05T01:37:07.199439+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2003.00176","created_at":"2026-07-05T01:37:07.199439+00:00"},{"alias_kind":"pith_short_12","alias_value":"2KQ4C7YNTXJA","created_at":"2026-07-05T01:37:07.199439+00:00"},{"alias_kind":"pith_short_16","alias_value":"2KQ4C7YNTXJAKJRE","created_at":"2026-07-05T01:37:07.199439+00:00"},{"alias_kind":"pith_short_8","alias_value":"2KQ4C7YN","created_at":"2026-07-05T01:37:07.199439+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/2KQ4C7YNTXJAKJREJQGEN5GZYO","json":"https://pith.science/pith/2KQ4C7YNTXJAKJREJQGEN5GZYO.json","graph_json":"https://pith.science/api/pith-number/2KQ4C7YNTXJAKJREJQGEN5GZYO/graph.json","events_json":"https://pith.science/api/pith-number/2KQ4C7YNTXJAKJREJQGEN5GZYO/events.json","paper":"https://pith.science/paper/2KQ4C7YN"},"agent_actions":{"view_html":"https://pith.science/pith/2KQ4C7YNTXJAKJREJQGEN5GZYO","download_json":"https://pith.science/pith/2KQ4C7YNTXJAKJREJQGEN5GZYO.json","view_paper":"https://pith.science/paper/2KQ4C7YN","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2003.00176&json=true","fetch_graph":"https://pith.science/api/pith-number/2KQ4C7YNTXJAKJREJQGEN5GZYO/graph.json","fetch_events":"https://pith.science/api/pith-number/2KQ4C7YNTXJAKJREJQGEN5GZYO/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2KQ4C7YNTXJAKJREJQGEN5GZYO/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2KQ4C7YNTXJAKJREJQGEN5GZYO/action/storage_attestation","attest_author":"https://pith.science/pith/2KQ4C7YNTXJAKJREJQGEN5GZYO/action/author_attestation","sign_citation":"https://pith.science/pith/2KQ4C7YNTXJAKJREJQGEN5GZYO/action/citation_signature","submit_replication":"https://pith.science/pith/2KQ4C7YNTXJAKJREJQGEN5GZYO/action/replication_record"}},"created_at":"2026-07-05T01:37:07.199439+00:00","updated_at":"2026-07-05T01:37:07.199439+00:00"}