{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:L5KDFBFAHLSXYBREKLFJKV4U6E","short_pith_number":"pith:L5KDFBFA","schema_version":"1.0","canonical_sha256":"5f543284a03ae57c062452ca955794f120402d911bf8e96ecef0c0cb1a40ad1d","source":{"kind":"arxiv","id":"1702.03712","version":1},"attestation_state":"computed","paper":{"title":"Inter-valley dark trion states with spin lifetimes of 150 ns in WSe$_2$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"B. Beschoten, C. Stampfer, F. Volmer, M. Ersfeld, S. Kuhlen, S. Pissinger","submitted_at":"2017-02-13T10:47:27Z","abstract_excerpt":"We demonstrate long trion spin lifetimes in a WSe$_2$ monolayer of up to 150 ns at 5 K. Applying a transverse magnetic field in time-resolved Kerr-rotation measurements reveals a complex composition of the spin signal of up to four distinct components. The Kerr rotation signal can be well described by a model which includes inhomogeneous spin dephasing and by setting the trion spin lifetimes to the measured excitonic recombination times extracted from time-resolved reflectivity measurements. We observe a continuous shift of the Kerr resonance with the probe energy, which can be explained by an"},"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":"1702.03712","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2017-02-13T10:47:27Z","cross_cats_sorted":[],"title_canon_sha256":"b65a18d38dee5ced466b66f4fe8d04bba9ed0de6c36cde53ae819419532ef96b","abstract_canon_sha256":"3dece94c3b83a8f07541abd348629e4761ebc2deaa3eed740cc2a76bda5b4c2b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:42:51.285712Z","signature_b64":"zsgMpg27q8ORbmM/zMTPrG/OEKuDkSOqbEIgW7GVWH456OkdzAMhFLZkqtGWNt0sqw37l4rHKkgDYJcpHxaoDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5f543284a03ae57c062452ca955794f120402d911bf8e96ecef0c0cb1a40ad1d","last_reissued_at":"2026-05-18T00:42:51.285062Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:42:51.285062Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Inter-valley dark trion states with spin lifetimes of 150 ns in WSe$_2$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"B. Beschoten, C. Stampfer, F. Volmer, M. Ersfeld, S. Kuhlen, S. Pissinger","submitted_at":"2017-02-13T10:47:27Z","abstract_excerpt":"We demonstrate long trion spin lifetimes in a WSe$_2$ monolayer of up to 150 ns at 5 K. Applying a transverse magnetic field in time-resolved Kerr-rotation measurements reveals a complex composition of the spin signal of up to four distinct components. The Kerr rotation signal can be well described by a model which includes inhomogeneous spin dephasing and by setting the trion spin lifetimes to the measured excitonic recombination times extracted from time-resolved reflectivity measurements. We observe a continuous shift of the Kerr resonance with the probe energy, which can be explained by an"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.03712","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1702.03712","created_at":"2026-05-18T00:42:51.285166+00:00"},{"alias_kind":"arxiv_version","alias_value":"1702.03712v1","created_at":"2026-05-18T00:42:51.285166+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.03712","created_at":"2026-05-18T00:42:51.285166+00:00"},{"alias_kind":"pith_short_12","alias_value":"L5KDFBFAHLSX","created_at":"2026-05-18T12:31:28.150371+00:00"},{"alias_kind":"pith_short_16","alias_value":"L5KDFBFAHLSXYBRE","created_at":"2026-05-18T12:31:28.150371+00:00"},{"alias_kind":"pith_short_8","alias_value":"L5KDFBFA","created_at":"2026-05-18T12:31:28.150371+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/L5KDFBFAHLSXYBREKLFJKV4U6E","json":"https://pith.science/pith/L5KDFBFAHLSXYBREKLFJKV4U6E.json","graph_json":"https://pith.science/api/pith-number/L5KDFBFAHLSXYBREKLFJKV4U6E/graph.json","events_json":"https://pith.science/api/pith-number/L5KDFBFAHLSXYBREKLFJKV4U6E/events.json","paper":"https://pith.science/paper/L5KDFBFA"},"agent_actions":{"view_html":"https://pith.science/pith/L5KDFBFAHLSXYBREKLFJKV4U6E","download_json":"https://pith.science/pith/L5KDFBFAHLSXYBREKLFJKV4U6E.json","view_paper":"https://pith.science/paper/L5KDFBFA","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1702.03712&json=true","fetch_graph":"https://pith.science/api/pith-number/L5KDFBFAHLSXYBREKLFJKV4U6E/graph.json","fetch_events":"https://pith.science/api/pith-number/L5KDFBFAHLSXYBREKLFJKV4U6E/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/L5KDFBFAHLSXYBREKLFJKV4U6E/action/timestamp_anchor","attest_storage":"https://pith.science/pith/L5KDFBFAHLSXYBREKLFJKV4U6E/action/storage_attestation","attest_author":"https://pith.science/pith/L5KDFBFAHLSXYBREKLFJKV4U6E/action/author_attestation","sign_citation":"https://pith.science/pith/L5KDFBFAHLSXYBREKLFJKV4U6E/action/citation_signature","submit_replication":"https://pith.science/pith/L5KDFBFAHLSXYBREKLFJKV4U6E/action/replication_record"}},"created_at":"2026-05-18T00:42:51.285166+00:00","updated_at":"2026-05-18T00:42:51.285166+00:00"}