{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2020:LSO6RVVOBHGAXMS3XVOU5WEJW5","short_pith_number":"pith:LSO6RVVO","schema_version":"1.0","canonical_sha256":"5c9de8d6ae09cc0bb25bbd5d4ed889b770178dc2d6b5ef54fdb9cbd8a5d761c1","source":{"kind":"arxiv","id":"2009.02142","version":1},"attestation_state":"computed","paper":{"title":"Polarization and Space Charge Limited Current in III-Nitride Heterostructure Nanowires","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.app-ph","authors_text":"Blake Simpkins, Charles R. Eddy Jr, Hong-Youl Kim, Jaehui Ahn, Jennifer K. Hite, JiHyun Kim, Michael A. Mastro, Pehr Pehrsson","submitted_at":"2020-09-02T18:58:29Z","abstract_excerpt":"An undoped AlGaN/GaN nanowire demonstrated p-type conductivity based solely on the formation of hole carriers in response to the negative polarization field at the (000-1) AlGaN/GaN facet. A transistor based on this nanowire displayed a low-voltage transition from Ohmic to space charge limited conduction. A numerical simulation showed that a highly asymmetric strain exists across the triangular cross-section, which creates a doublet peak in the piezoelectric induced polarization sheet charge at the (000-1) facet. Additionally, there is a strong interplay between the charge at the (000-1) AlGaN"},"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":"2009.02142","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2020-09-02T18:58:29Z","cross_cats_sorted":[],"title_canon_sha256":"1ca26db516a735c721a938b57a79d35ca13758d300c5cefddb46b1cc01bc8e95","abstract_canon_sha256":"767c0916ddaebd9adcd7b8c669feda36f761f3122c6278df3da5e1075f166fc0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:33:03.660134Z","signature_b64":"RiRHm+RfZ1Ub2iV38eQmxB0W/gi1ttETrXjlwRFFtUki4tm7TkLlnG1oStto31aLiDsaKfg3p4H6Klgbx0t9Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5c9de8d6ae09cc0bb25bbd5d4ed889b770178dc2d6b5ef54fdb9cbd8a5d761c1","last_reissued_at":"2026-07-05T01:33:03.659552Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:33:03.659552Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Polarization and Space Charge Limited Current in III-Nitride Heterostructure Nanowires","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.app-ph","authors_text":"Blake Simpkins, Charles R. Eddy Jr, Hong-Youl Kim, Jaehui Ahn, Jennifer K. Hite, JiHyun Kim, Michael A. Mastro, Pehr Pehrsson","submitted_at":"2020-09-02T18:58:29Z","abstract_excerpt":"An undoped AlGaN/GaN nanowire demonstrated p-type conductivity based solely on the formation of hole carriers in response to the negative polarization field at the (000-1) AlGaN/GaN facet. A transistor based on this nanowire displayed a low-voltage transition from Ohmic to space charge limited conduction. A numerical simulation showed that a highly asymmetric strain exists across the triangular cross-section, which creates a doublet peak in the piezoelectric induced polarization sheet charge at the (000-1) facet. Additionally, there is a strong interplay between the charge at the (000-1) AlGaN"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2009.02142","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/2009.02142/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":"2009.02142","created_at":"2026-07-05T01:33:03.659614+00:00"},{"alias_kind":"arxiv_version","alias_value":"2009.02142v1","created_at":"2026-07-05T01:33:03.659614+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2009.02142","created_at":"2026-07-05T01:33:03.659614+00:00"},{"alias_kind":"pith_short_12","alias_value":"LSO6RVVOBHGA","created_at":"2026-07-05T01:33:03.659614+00:00"},{"alias_kind":"pith_short_16","alias_value":"LSO6RVVOBHGAXMS3","created_at":"2026-07-05T01:33:03.659614+00:00"},{"alias_kind":"pith_short_8","alias_value":"LSO6RVVO","created_at":"2026-07-05T01:33:03.659614+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/LSO6RVVOBHGAXMS3XVOU5WEJW5","json":"https://pith.science/pith/LSO6RVVOBHGAXMS3XVOU5WEJW5.json","graph_json":"https://pith.science/api/pith-number/LSO6RVVOBHGAXMS3XVOU5WEJW5/graph.json","events_json":"https://pith.science/api/pith-number/LSO6RVVOBHGAXMS3XVOU5WEJW5/events.json","paper":"https://pith.science/paper/LSO6RVVO"},"agent_actions":{"view_html":"https://pith.science/pith/LSO6RVVOBHGAXMS3XVOU5WEJW5","download_json":"https://pith.science/pith/LSO6RVVOBHGAXMS3XVOU5WEJW5.json","view_paper":"https://pith.science/paper/LSO6RVVO","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2009.02142&json=true","fetch_graph":"https://pith.science/api/pith-number/LSO6RVVOBHGAXMS3XVOU5WEJW5/graph.json","fetch_events":"https://pith.science/api/pith-number/LSO6RVVOBHGAXMS3XVOU5WEJW5/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/LSO6RVVOBHGAXMS3XVOU5WEJW5/action/timestamp_anchor","attest_storage":"https://pith.science/pith/LSO6RVVOBHGAXMS3XVOU5WEJW5/action/storage_attestation","attest_author":"https://pith.science/pith/LSO6RVVOBHGAXMS3XVOU5WEJW5/action/author_attestation","sign_citation":"https://pith.science/pith/LSO6RVVOBHGAXMS3XVOU5WEJW5/action/citation_signature","submit_replication":"https://pith.science/pith/LSO6RVVOBHGAXMS3XVOU5WEJW5/action/replication_record"}},"created_at":"2026-07-05T01:33:03.659614+00:00","updated_at":"2026-07-05T01:33:03.659614+00:00"}