{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:X5DBLK3WR2GURLNFLXK4GPSTTJ","short_pith_number":"pith:X5DBLK3W","schema_version":"1.0","canonical_sha256":"bf4615ab768e8d48ada55dd5c33e539a6c4041474759b5d101c1f41d3a9e097c","source":{"kind":"arxiv","id":"1103.0609","version":1},"attestation_state":"computed","paper":{"title":"Insulator-to-metal transition in sulfur-doped silicon","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Aurore J. Said, Daniel Recht, Eric Mazur, Mark T. Winkler, Meng-Ju Sher, Michael J. Aziz","submitted_at":"2011-03-03T05:28:19Z","abstract_excerpt":"We observe an insulator-to-metal (I-M) transition in crystalline silicon doped with sulfur to non- equilibrium concentrations using ion implantation followed by pulsed laser melting and rapid resolidification. This I-M transition is due to a dopant known to produce only deep levels at equilibrium concentrations. Temperature-dependent conductivity and Hall effect measurements for temperatures T > 1.7 K both indicate that a transition from insulating to metallic conduction occurs at a sulfur concentration between 1.8 and 4.3 x 10^20 cm-3. Conduction in insulating samples is consistent with varia"},"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":"1103.0609","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-03-03T05:28:19Z","cross_cats_sorted":[],"title_canon_sha256":"760eed5e5972295104ddf58c9100973958f44d65d15a4c159e38588507010cf6","abstract_canon_sha256":"90ae281e9830cc46d8163ea8846327fcb82e69c2ae340f018c200441f9c5251a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:03:00.582407Z","signature_b64":"4q+yWWksuzfqJquAcmXdRaIXXhXdlPJkqNgsqcPpQGdfMdzObc3CjqWpiG0y3gwqmjXpULto3HozeStf9KahBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bf4615ab768e8d48ada55dd5c33e539a6c4041474759b5d101c1f41d3a9e097c","last_reissued_at":"2026-05-18T02:03:00.581689Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:03:00.581689Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Insulator-to-metal transition in sulfur-doped silicon","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Aurore J. Said, Daniel Recht, Eric Mazur, Mark T. Winkler, Meng-Ju Sher, Michael J. Aziz","submitted_at":"2011-03-03T05:28:19Z","abstract_excerpt":"We observe an insulator-to-metal (I-M) transition in crystalline silicon doped with sulfur to non- equilibrium concentrations using ion implantation followed by pulsed laser melting and rapid resolidification. This I-M transition is due to a dopant known to produce only deep levels at equilibrium concentrations. Temperature-dependent conductivity and Hall effect measurements for temperatures T > 1.7 K both indicate that a transition from insulating to metallic conduction occurs at a sulfur concentration between 1.8 and 4.3 x 10^20 cm-3. Conduction in insulating samples is consistent with varia"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1103.0609","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":"1103.0609","created_at":"2026-05-18T02:03:00.581787+00:00"},{"alias_kind":"arxiv_version","alias_value":"1103.0609v1","created_at":"2026-05-18T02:03:00.581787+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1103.0609","created_at":"2026-05-18T02:03:00.581787+00:00"},{"alias_kind":"pith_short_12","alias_value":"X5DBLK3WR2GU","created_at":"2026-05-18T12:26:44.992195+00:00"},{"alias_kind":"pith_short_16","alias_value":"X5DBLK3WR2GURLNF","created_at":"2026-05-18T12:26:44.992195+00:00"},{"alias_kind":"pith_short_8","alias_value":"X5DBLK3W","created_at":"2026-05-18T12:26:44.992195+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/X5DBLK3WR2GURLNFLXK4GPSTTJ","json":"https://pith.science/pith/X5DBLK3WR2GURLNFLXK4GPSTTJ.json","graph_json":"https://pith.science/api/pith-number/X5DBLK3WR2GURLNFLXK4GPSTTJ/graph.json","events_json":"https://pith.science/api/pith-number/X5DBLK3WR2GURLNFLXK4GPSTTJ/events.json","paper":"https://pith.science/paper/X5DBLK3W"},"agent_actions":{"view_html":"https://pith.science/pith/X5DBLK3WR2GURLNFLXK4GPSTTJ","download_json":"https://pith.science/pith/X5DBLK3WR2GURLNFLXK4GPSTTJ.json","view_paper":"https://pith.science/paper/X5DBLK3W","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1103.0609&json=true","fetch_graph":"https://pith.science/api/pith-number/X5DBLK3WR2GURLNFLXK4GPSTTJ/graph.json","fetch_events":"https://pith.science/api/pith-number/X5DBLK3WR2GURLNFLXK4GPSTTJ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/X5DBLK3WR2GURLNFLXK4GPSTTJ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/X5DBLK3WR2GURLNFLXK4GPSTTJ/action/storage_attestation","attest_author":"https://pith.science/pith/X5DBLK3WR2GURLNFLXK4GPSTTJ/action/author_attestation","sign_citation":"https://pith.science/pith/X5DBLK3WR2GURLNFLXK4GPSTTJ/action/citation_signature","submit_replication":"https://pith.science/pith/X5DBLK3WR2GURLNFLXK4GPSTTJ/action/replication_record"}},"created_at":"2026-05-18T02:03:00.581787+00:00","updated_at":"2026-05-18T02:03:00.581787+00:00"}