{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2022:XIPOW4CJCR4FLTF7LTIOGMLMJO","short_pith_number":"pith:XIPOW4CJ","schema_version":"1.0","canonical_sha256":"ba1eeb7049147855ccbf5cd0e3316c4b9c349c29c187afda6f5891ed831b2014","source":{"kind":"arxiv","id":"2211.06274","version":3},"attestation_state":"computed","paper":{"title":"Density control of GaN nanowires at the wafer scale using self-assembled SiN$_x$ patches on sputtered TiN(111)","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["physics.app-ph"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Lutz Geelhaar, Manfred Ramsteiner, Miriam Oliva, Oliver Brandt, Philipp John, Thomas Auzelle","submitted_at":"2022-11-11T15:32:28Z","abstract_excerpt":"The self-assembly of heteroepitaxial GaN nanowires using either molecular beam epitaxy (MBE) or metal-organic vapor phase epitaxy (MOVPE) mostly results in wafer-scale ensembles with ultrahigh ($>10$ $\\mu$m$^{-2}$) or ultralow ($<1$ $\\mu$m$^{-2}$) densities, respectively. A simple means to tune the density of well-developed nanowire ensembles between these two extremes is generally lacking. Here, we examine the self-assembly of SiN$_x$ patches on TiN(111) substrates which are eventually acting as seeds for the growth of GaN nanowires. We first found that if prepared by reactive sputtering, the"},"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":"2211.06274","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-11-11T15:32:28Z","cross_cats_sorted":["physics.app-ph"],"title_canon_sha256":"ecc69dc7af2134f388051596caaab5bd9b6321381dec6f1dc4d3cd06b653d7a1","abstract_canon_sha256":"00b21f9d3ac4d6735042b3d28e2a67da231454f11ec84a929799ef331c540b75"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:38:30.775292Z","signature_b64":"Q8K3G+WlDIKsqpFUb0MpfZHuwJXr8CMQ3gfzppj6t6nWizsm3KYx2OdyMI3GdMzhJU+qqXaIj1/AvZFVMw7VAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ba1eeb7049147855ccbf5cd0e3316c4b9c349c29c187afda6f5891ed831b2014","last_reissued_at":"2026-07-05T06:38:30.774818Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:38:30.774818Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Density control of GaN nanowires at the wafer scale using self-assembled SiN$_x$ patches on sputtered TiN(111)","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["physics.app-ph"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Lutz Geelhaar, Manfred Ramsteiner, Miriam Oliva, Oliver Brandt, Philipp John, Thomas Auzelle","submitted_at":"2022-11-11T15:32:28Z","abstract_excerpt":"The self-assembly of heteroepitaxial GaN nanowires using either molecular beam epitaxy (MBE) or metal-organic vapor phase epitaxy (MOVPE) mostly results in wafer-scale ensembles with ultrahigh ($>10$ $\\mu$m$^{-2}$) or ultralow ($<1$ $\\mu$m$^{-2}$) densities, respectively. A simple means to tune the density of well-developed nanowire ensembles between these two extremes is generally lacking. Here, we examine the self-assembly of SiN$_x$ patches on TiN(111) substrates which are eventually acting as seeds for the growth of GaN nanowires. We first found that if prepared by reactive sputtering, the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2211.06274","kind":"arxiv","version":3},"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/2211.06274/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":"2211.06274","created_at":"2026-07-05T06:38:30.774878+00:00"},{"alias_kind":"arxiv_version","alias_value":"2211.06274v3","created_at":"2026-07-05T06:38:30.774878+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2211.06274","created_at":"2026-07-05T06:38:30.774878+00:00"},{"alias_kind":"pith_short_12","alias_value":"XIPOW4CJCR4F","created_at":"2026-07-05T06:38:30.774878+00:00"},{"alias_kind":"pith_short_16","alias_value":"XIPOW4CJCR4FLTF7","created_at":"2026-07-05T06:38:30.774878+00:00"},{"alias_kind":"pith_short_8","alias_value":"XIPOW4CJ","created_at":"2026-07-05T06:38:30.774878+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/XIPOW4CJCR4FLTF7LTIOGMLMJO","json":"https://pith.science/pith/XIPOW4CJCR4FLTF7LTIOGMLMJO.json","graph_json":"https://pith.science/api/pith-number/XIPOW4CJCR4FLTF7LTIOGMLMJO/graph.json","events_json":"https://pith.science/api/pith-number/XIPOW4CJCR4FLTF7LTIOGMLMJO/events.json","paper":"https://pith.science/paper/XIPOW4CJ"},"agent_actions":{"view_html":"https://pith.science/pith/XIPOW4CJCR4FLTF7LTIOGMLMJO","download_json":"https://pith.science/pith/XIPOW4CJCR4FLTF7LTIOGMLMJO.json","view_paper":"https://pith.science/paper/XIPOW4CJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2211.06274&json=true","fetch_graph":"https://pith.science/api/pith-number/XIPOW4CJCR4FLTF7LTIOGMLMJO/graph.json","fetch_events":"https://pith.science/api/pith-number/XIPOW4CJCR4FLTF7LTIOGMLMJO/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XIPOW4CJCR4FLTF7LTIOGMLMJO/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XIPOW4CJCR4FLTF7LTIOGMLMJO/action/storage_attestation","attest_author":"https://pith.science/pith/XIPOW4CJCR4FLTF7LTIOGMLMJO/action/author_attestation","sign_citation":"https://pith.science/pith/XIPOW4CJCR4FLTF7LTIOGMLMJO/action/citation_signature","submit_replication":"https://pith.science/pith/XIPOW4CJCR4FLTF7LTIOGMLMJO/action/replication_record"}},"created_at":"2026-07-05T06:38:30.774878+00:00","updated_at":"2026-07-05T06:38:30.774878+00:00"}