{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:WPKKJWTMZ3FV7I5PFAFSETGM26","short_pith_number":"pith:WPKKJWTM","schema_version":"1.0","canonical_sha256":"b3d4a4da6ccecb5fa3af280b224cccd7b0d41ac09faa2eaf0173479325572200","source":{"kind":"arxiv","id":"1810.09834","version":1},"attestation_state":"computed","paper":{"title":"Encapsulation Narrows Excitonic Homogeneous Linewidth of Exfoliated MoSe$_2$ Monolayer","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Eric W. Martin, Eunice Paik, Hanna G. Ruth, Hui Deng, Jason Horng, Michael-Henr Wentzel, Steven T. Cundiff","submitted_at":"2018-10-23T13:21:19Z","abstract_excerpt":"The excitonic homogeneous linewidth of an exfoliated monolayer MoSe$_2$ encapsulated in hexagonal boron nitride is directly measured using multidimensional coherent spectroscopy with micron spatial resolution. The linewidth is 0.26 $\\pm$ 0.02 meV, corresponding to a dephasing time $T_2 \\approx$ 2.5 ps, which is almost half the narrowest reported values for non-encapsulated MoSe$_2$ flakes. We attribute the narrowed linewidth to Coulomb screening by the encapsulated material and suppression of non-radiative processes. Through direct measurements of encapsulated and non-encapsulated monolayers, "},"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":"1810.09834","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-10-23T13:21:19Z","cross_cats_sorted":[],"title_canon_sha256":"4a529139626e2ef6ddc53099a68ffbba1d5663f7c1a6291060c6bd77b7de3baf","abstract_canon_sha256":"6c8b352a497ceca2fd7763eb62b61e20b797434fb1daf8ceda0877436fc85d3d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:28:16.815645Z","signature_b64":"9s9sLRiYFaZ3PUc4kYWuYHtV68AkVF6mMytl7OoyC7ThdfRdkBAmu6KVrnN6BHPHq/CjBj3Rvsw6XvlB+zamDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b3d4a4da6ccecb5fa3af280b224cccd7b0d41ac09faa2eaf0173479325572200","last_reissued_at":"2026-07-05T01:28:16.815242Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:28:16.815242Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Encapsulation Narrows Excitonic Homogeneous Linewidth of Exfoliated MoSe$_2$ Monolayer","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Eric W. Martin, Eunice Paik, Hanna G. Ruth, Hui Deng, Jason Horng, Michael-Henr Wentzel, Steven T. Cundiff","submitted_at":"2018-10-23T13:21:19Z","abstract_excerpt":"The excitonic homogeneous linewidth of an exfoliated monolayer MoSe$_2$ encapsulated in hexagonal boron nitride is directly measured using multidimensional coherent spectroscopy with micron spatial resolution. The linewidth is 0.26 $\\pm$ 0.02 meV, corresponding to a dephasing time $T_2 \\approx$ 2.5 ps, which is almost half the narrowest reported values for non-encapsulated MoSe$_2$ flakes. We attribute the narrowed linewidth to Coulomb screening by the encapsulated material and suppression of non-radiative processes. Through direct measurements of encapsulated and non-encapsulated monolayers, "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.09834","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1810.09834/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":"1810.09834","created_at":"2026-07-05T01:28:16.815303+00:00"},{"alias_kind":"arxiv_version","alias_value":"1810.09834v1","created_at":"2026-07-05T01:28:16.815303+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.09834","created_at":"2026-07-05T01:28:16.815303+00:00"},{"alias_kind":"pith_short_12","alias_value":"WPKKJWTMZ3FV","created_at":"2026-07-05T01:28:16.815303+00:00"},{"alias_kind":"pith_short_16","alias_value":"WPKKJWTMZ3FV7I5P","created_at":"2026-07-05T01:28:16.815303+00:00"},{"alias_kind":"pith_short_8","alias_value":"WPKKJWTM","created_at":"2026-07-05T01:28:16.815303+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/WPKKJWTMZ3FV7I5PFAFSETGM26","json":"https://pith.science/pith/WPKKJWTMZ3FV7I5PFAFSETGM26.json","graph_json":"https://pith.science/api/pith-number/WPKKJWTMZ3FV7I5PFAFSETGM26/graph.json","events_json":"https://pith.science/api/pith-number/WPKKJWTMZ3FV7I5PFAFSETGM26/events.json","paper":"https://pith.science/paper/WPKKJWTM"},"agent_actions":{"view_html":"https://pith.science/pith/WPKKJWTMZ3FV7I5PFAFSETGM26","download_json":"https://pith.science/pith/WPKKJWTMZ3FV7I5PFAFSETGM26.json","view_paper":"https://pith.science/paper/WPKKJWTM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1810.09834&json=true","fetch_graph":"https://pith.science/api/pith-number/WPKKJWTMZ3FV7I5PFAFSETGM26/graph.json","fetch_events":"https://pith.science/api/pith-number/WPKKJWTMZ3FV7I5PFAFSETGM26/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/WPKKJWTMZ3FV7I5PFAFSETGM26/action/timestamp_anchor","attest_storage":"https://pith.science/pith/WPKKJWTMZ3FV7I5PFAFSETGM26/action/storage_attestation","attest_author":"https://pith.science/pith/WPKKJWTMZ3FV7I5PFAFSETGM26/action/author_attestation","sign_citation":"https://pith.science/pith/WPKKJWTMZ3FV7I5PFAFSETGM26/action/citation_signature","submit_replication":"https://pith.science/pith/WPKKJWTMZ3FV7I5PFAFSETGM26/action/replication_record"}},"created_at":"2026-07-05T01:28:16.815303+00:00","updated_at":"2026-07-05T01:28:16.815303+00:00"}