{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:PMUGXABRGRIRSZLGVA7M6M77MF","short_pith_number":"pith:PMUGXABR","schema_version":"1.0","canonical_sha256":"7b286b80313451196566a83ecf33ff616177375ddb0c977185af1baf69050201","source":{"kind":"arxiv","id":"1805.08589","version":1},"attestation_state":"computed","paper":{"title":"Effects of high energy electron irradiation on quantum emitters in hexagonal boron nitride","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics","quant-ph"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Hanh Ngoc My Duong, Hiroshi Abe, Igor Aharonovich, James H. Edgar, Kenji Watanabe, Mehran Kianinia, Milos Toth, Minh Anh Phan Nguyen, Takashi Taniguchi, Takeshi Ohshima","submitted_at":"2018-05-10T07:37:44Z","abstract_excerpt":"Hexagonal Boron Nitride (hBN) mono and multilayers are promising hosts for room temperature single photon emitters (SPEs). In this work we explore high energy (~ MeV) electron irradiation as a means to generate stable SPEs in hBN. We investigate four types of exfoliated hBN flakes - namely, high purity multilayers, isotopically pure hBN, carbon rich hBN multilayers and monolayered material - and find that electron irradiation increases emitter concentrations dramatically in all samples. Furthermore, the engineered emitters are located throughout hBN flakes (not only at flake edges or grain bou"},"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":"1805.08589","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-05-10T07:37:44Z","cross_cats_sorted":["physics.optics","quant-ph"],"title_canon_sha256":"abc281566910726e12e51f3c46b71cb1dcace734d1a2a45d3bff8458a20d25bc","abstract_canon_sha256":"97aae9c8efa9aab815ca6bf019ba565fbefda13f92cb4b9745de3352aaaac7a4"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:15:25.866642Z","signature_b64":"gjCyG/IfePwliUUjqRJCm05kPm+shxLfeU7p0zYNmXwX5yD2Jz5USLo9HKsVSY+Y7SW6QkADgtrZuCu1cwYQBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7b286b80313451196566a83ecf33ff616177375ddb0c977185af1baf69050201","last_reissued_at":"2026-05-18T00:15:25.865957Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:15:25.865957Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Effects of high energy electron irradiation on quantum emitters in hexagonal boron nitride","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics","quant-ph"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Hanh Ngoc My Duong, Hiroshi Abe, Igor Aharonovich, James H. Edgar, Kenji Watanabe, Mehran Kianinia, Milos Toth, Minh Anh Phan Nguyen, Takashi Taniguchi, Takeshi Ohshima","submitted_at":"2018-05-10T07:37:44Z","abstract_excerpt":"Hexagonal Boron Nitride (hBN) mono and multilayers are promising hosts for room temperature single photon emitters (SPEs). In this work we explore high energy (~ MeV) electron irradiation as a means to generate stable SPEs in hBN. We investigate four types of exfoliated hBN flakes - namely, high purity multilayers, isotopically pure hBN, carbon rich hBN multilayers and monolayered material - and find that electron irradiation increases emitter concentrations dramatically in all samples. Furthermore, the engineered emitters are located throughout hBN flakes (not only at flake edges or grain bou"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.08589","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":"1805.08589","created_at":"2026-05-18T00:15:25.866069+00:00"},{"alias_kind":"arxiv_version","alias_value":"1805.08589v1","created_at":"2026-05-18T00:15:25.866069+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.08589","created_at":"2026-05-18T00:15:25.866069+00:00"},{"alias_kind":"pith_short_12","alias_value":"PMUGXABRGRIR","created_at":"2026-05-18T12:32:46.962924+00:00"},{"alias_kind":"pith_short_16","alias_value":"PMUGXABRGRIRSZLG","created_at":"2026-05-18T12:32:46.962924+00:00"},{"alias_kind":"pith_short_8","alias_value":"PMUGXABR","created_at":"2026-05-18T12:32:46.962924+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/PMUGXABRGRIRSZLGVA7M6M77MF","json":"https://pith.science/pith/PMUGXABRGRIRSZLGVA7M6M77MF.json","graph_json":"https://pith.science/api/pith-number/PMUGXABRGRIRSZLGVA7M6M77MF/graph.json","events_json":"https://pith.science/api/pith-number/PMUGXABRGRIRSZLGVA7M6M77MF/events.json","paper":"https://pith.science/paper/PMUGXABR"},"agent_actions":{"view_html":"https://pith.science/pith/PMUGXABRGRIRSZLGVA7M6M77MF","download_json":"https://pith.science/pith/PMUGXABRGRIRSZLGVA7M6M77MF.json","view_paper":"https://pith.science/paper/PMUGXABR","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1805.08589&json=true","fetch_graph":"https://pith.science/api/pith-number/PMUGXABRGRIRSZLGVA7M6M77MF/graph.json","fetch_events":"https://pith.science/api/pith-number/PMUGXABRGRIRSZLGVA7M6M77MF/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/PMUGXABRGRIRSZLGVA7M6M77MF/action/timestamp_anchor","attest_storage":"https://pith.science/pith/PMUGXABRGRIRSZLGVA7M6M77MF/action/storage_attestation","attest_author":"https://pith.science/pith/PMUGXABRGRIRSZLGVA7M6M77MF/action/author_attestation","sign_citation":"https://pith.science/pith/PMUGXABRGRIRSZLGVA7M6M77MF/action/citation_signature","submit_replication":"https://pith.science/pith/PMUGXABRGRIRSZLGVA7M6M77MF/action/replication_record"}},"created_at":"2026-05-18T00:15:25.866069+00:00","updated_at":"2026-05-18T00:15:25.866069+00:00"}