{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:W4OT5HTB46FGQ3CCVJRC3KQM6U","short_pith_number":"pith:W4OT5HTB","schema_version":"1.0","canonical_sha256":"b71d3e9e61e78a686c42aa622daa0cf504012249838de865a20eccfac3af56a3","source":{"kind":"arxiv","id":"2105.07215","version":1},"attestation_state":"computed","paper":{"title":"Wafer-scale, epitaxial growth of single layer hexagonal boron nitride on Pt(111)","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Adrian Hemmi, Cedric Huyghebaert, Huanyao Cun, Steven Brems, Thomas Greber","submitted_at":"2021-05-15T12:36:29Z","abstract_excerpt":"Single layer hexagonal boron nitride is produced on 2 inch Pt(111)/sapphire wafers. The growth with borazine vapour deposition at process temperatures between 1000 and 1300 K is in-situ investigated by photoelectron yield measurements. The growth kinetics is slower at higher temperatures and follows a tanh$^2$ law which better fits for higher temperatures. The crystal-quality of h-BN/Pt(111) is inferred from scanning low energy electron diffraction (x-y LEED). The data indicate a strong dependence of the epitaxy on the growth temperature. The dominant structure is an aligned coincidence lattic"},"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":"2105.07215","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2021-05-15T12:36:29Z","cross_cats_sorted":[],"title_canon_sha256":"727d9b24013b96a9d2360addb91c0677af917bd3aa7f6962225ee46c1601f3ad","abstract_canon_sha256":"3e7e68b6744d8d1e5981fb0f099e68875e8c2709cd281c15c749fcfda34a34d6"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:40:38.870289Z","signature_b64":"AiR+lKXvPu3UQ3vaek/0JkfqcQ1ZFexszMAKdIk5JnlIcH7qt8o1cZDO4vxiu6TJPsGNdNHsliMxO/oBFWzgDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b71d3e9e61e78a686c42aa622daa0cf504012249838de865a20eccfac3af56a3","last_reissued_at":"2026-07-05T02:40:38.869835Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:40:38.869835Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Wafer-scale, epitaxial growth of single layer hexagonal boron nitride on Pt(111)","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Adrian Hemmi, Cedric Huyghebaert, Huanyao Cun, Steven Brems, Thomas Greber","submitted_at":"2021-05-15T12:36:29Z","abstract_excerpt":"Single layer hexagonal boron nitride is produced on 2 inch Pt(111)/sapphire wafers. The growth with borazine vapour deposition at process temperatures between 1000 and 1300 K is in-situ investigated by photoelectron yield measurements. The growth kinetics is slower at higher temperatures and follows a tanh$^2$ law which better fits for higher temperatures. The crystal-quality of h-BN/Pt(111) is inferred from scanning low energy electron diffraction (x-y LEED). The data indicate a strong dependence of the epitaxy on the growth temperature. The dominant structure is an aligned coincidence lattic"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2105.07215","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/2105.07215/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":"2105.07215","created_at":"2026-07-05T02:40:38.869889+00:00"},{"alias_kind":"arxiv_version","alias_value":"2105.07215v1","created_at":"2026-07-05T02:40:38.869889+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2105.07215","created_at":"2026-07-05T02:40:38.869889+00:00"},{"alias_kind":"pith_short_12","alias_value":"W4OT5HTB46FG","created_at":"2026-07-05T02:40:38.869889+00:00"},{"alias_kind":"pith_short_16","alias_value":"W4OT5HTB46FGQ3CC","created_at":"2026-07-05T02:40:38.869889+00:00"},{"alias_kind":"pith_short_8","alias_value":"W4OT5HTB","created_at":"2026-07-05T02:40:38.869889+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/W4OT5HTB46FGQ3CCVJRC3KQM6U","json":"https://pith.science/pith/W4OT5HTB46FGQ3CCVJRC3KQM6U.json","graph_json":"https://pith.science/api/pith-number/W4OT5HTB46FGQ3CCVJRC3KQM6U/graph.json","events_json":"https://pith.science/api/pith-number/W4OT5HTB46FGQ3CCVJRC3KQM6U/events.json","paper":"https://pith.science/paper/W4OT5HTB"},"agent_actions":{"view_html":"https://pith.science/pith/W4OT5HTB46FGQ3CCVJRC3KQM6U","download_json":"https://pith.science/pith/W4OT5HTB46FGQ3CCVJRC3KQM6U.json","view_paper":"https://pith.science/paper/W4OT5HTB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2105.07215&json=true","fetch_graph":"https://pith.science/api/pith-number/W4OT5HTB46FGQ3CCVJRC3KQM6U/graph.json","fetch_events":"https://pith.science/api/pith-number/W4OT5HTB46FGQ3CCVJRC3KQM6U/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/W4OT5HTB46FGQ3CCVJRC3KQM6U/action/timestamp_anchor","attest_storage":"https://pith.science/pith/W4OT5HTB46FGQ3CCVJRC3KQM6U/action/storage_attestation","attest_author":"https://pith.science/pith/W4OT5HTB46FGQ3CCVJRC3KQM6U/action/author_attestation","sign_citation":"https://pith.science/pith/W4OT5HTB46FGQ3CCVJRC3KQM6U/action/citation_signature","submit_replication":"https://pith.science/pith/W4OT5HTB46FGQ3CCVJRC3KQM6U/action/replication_record"}},"created_at":"2026-07-05T02:40:38.869889+00:00","updated_at":"2026-07-05T02:40:38.869889+00:00"}