{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:TF4K7DKYDLIKJU5P6BS4U6OHTC","short_pith_number":"pith:TF4K7DKY","schema_version":"1.0","canonical_sha256":"9978af8d581ad0a4d3aff065ca79c798b0dfe90618ce83d238c53406d599d4a9","source":{"kind":"arxiv","id":"1803.04067","version":1},"attestation_state":"computed","paper":{"title":"Valley-selective exciton bistability in a suspended monolayer semiconductor","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Hongchao Xie, Jie Shan, Kin Fai Mak, Shengwei Jiang","submitted_at":"2018-03-12T00:15:53Z","abstract_excerpt":"We demonstrate robust power- and wavelength-dependent optical bistability in fully suspended monolayers of WSe2 near the exciton resonance. Bistability has been achieved under continuous-wave optical excitation at an intensity level of 10^3 W/cm^2. The observed bistability is originated from a photo-thermal mechanism, which provides both optical nonlinearity and passive feedback, two essential elements for optical bistability. Under a finite magnetic field, the exciton bistability becomes helicity dependent, which enables repeatable switching of light purely by its polarization."},"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":"1803.04067","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-03-12T00:15:53Z","cross_cats_sorted":[],"title_canon_sha256":"1e5b54cb33f847778ab4e598295c9e7054061dd6328e07d25234944f45cc731d","abstract_canon_sha256":"4a1e639a0490dee4e6274ad54f546bf579d8f6100ced665fede97c7d07dbf6f7"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:15:15.465431Z","signature_b64":"STP4rcURTFBSzgGUCwxHHWA3ALZCB4bfJq7Wue1rRKsSUQ8EI69qPYjbOqPADY0q1CzlknxIietEnEGHIu7yAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9978af8d581ad0a4d3aff065ca79c798b0dfe90618ce83d238c53406d599d4a9","last_reissued_at":"2026-05-18T00:15:15.464792Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:15:15.464792Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Valley-selective exciton bistability in a suspended monolayer semiconductor","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Hongchao Xie, Jie Shan, Kin Fai Mak, Shengwei Jiang","submitted_at":"2018-03-12T00:15:53Z","abstract_excerpt":"We demonstrate robust power- and wavelength-dependent optical bistability in fully suspended monolayers of WSe2 near the exciton resonance. Bistability has been achieved under continuous-wave optical excitation at an intensity level of 10^3 W/cm^2. The observed bistability is originated from a photo-thermal mechanism, which provides both optical nonlinearity and passive feedback, two essential elements for optical bistability. Under a finite magnetic field, the exciton bistability becomes helicity dependent, which enables repeatable switching of light purely by its polarization."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.04067","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":"1803.04067","created_at":"2026-05-18T00:15:15.464887+00:00"},{"alias_kind":"arxiv_version","alias_value":"1803.04067v1","created_at":"2026-05-18T00:15:15.464887+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.04067","created_at":"2026-05-18T00:15:15.464887+00:00"},{"alias_kind":"pith_short_12","alias_value":"TF4K7DKYDLIK","created_at":"2026-05-18T12:32:53.628368+00:00"},{"alias_kind":"pith_short_16","alias_value":"TF4K7DKYDLIKJU5P","created_at":"2026-05-18T12:32:53.628368+00:00"},{"alias_kind":"pith_short_8","alias_value":"TF4K7DKY","created_at":"2026-05-18T12:32:53.628368+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/TF4K7DKYDLIKJU5P6BS4U6OHTC","json":"https://pith.science/pith/TF4K7DKYDLIKJU5P6BS4U6OHTC.json","graph_json":"https://pith.science/api/pith-number/TF4K7DKYDLIKJU5P6BS4U6OHTC/graph.json","events_json":"https://pith.science/api/pith-number/TF4K7DKYDLIKJU5P6BS4U6OHTC/events.json","paper":"https://pith.science/paper/TF4K7DKY"},"agent_actions":{"view_html":"https://pith.science/pith/TF4K7DKYDLIKJU5P6BS4U6OHTC","download_json":"https://pith.science/pith/TF4K7DKYDLIKJU5P6BS4U6OHTC.json","view_paper":"https://pith.science/paper/TF4K7DKY","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1803.04067&json=true","fetch_graph":"https://pith.science/api/pith-number/TF4K7DKYDLIKJU5P6BS4U6OHTC/graph.json","fetch_events":"https://pith.science/api/pith-number/TF4K7DKYDLIKJU5P6BS4U6OHTC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/TF4K7DKYDLIKJU5P6BS4U6OHTC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/TF4K7DKYDLIKJU5P6BS4U6OHTC/action/storage_attestation","attest_author":"https://pith.science/pith/TF4K7DKYDLIKJU5P6BS4U6OHTC/action/author_attestation","sign_citation":"https://pith.science/pith/TF4K7DKYDLIKJU5P6BS4U6OHTC/action/citation_signature","submit_replication":"https://pith.science/pith/TF4K7DKYDLIKJU5P6BS4U6OHTC/action/replication_record"}},"created_at":"2026-05-18T00:15:15.464887+00:00","updated_at":"2026-05-18T00:15:15.464887+00:00"}