{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:4WQPMIEZEM5HQHIFWLNSSLGA5X","short_pith_number":"pith:4WQPMIEZ","schema_version":"1.0","canonical_sha256":"e5a0f62099233a781d05b2db292cc0edc6a65e18d136a8408c4a821bb839041e","source":{"kind":"arxiv","id":"1704.08014","version":1},"attestation_state":"computed","paper":{"title":"Self-assembly of InAs nanostructures on the sidewalls of GaAs nanowires directed by a Bi surfactant","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Hanno K\\\"upers, Jes\\'us Herranz, Lutz Geelhaar, Oliver Brandt, Pierre Corfdir, Ryan B. Lewis, Uwe Jahn","submitted_at":"2017-04-26T08:44:29Z","abstract_excerpt":"Surface energies play a dominant role in the self-assembly of three dimensional (3D) nanostructures. In this letter, we show that using surfactants to modify surface energies can provide a means to externally control nanostructure self-assembly, enabling the synthesis of novel hierarchical nanostructures. We explore Bi as a surfactant in the growth of InAs on the {1-10} sidewall facets of GaAs nanowires. The presence of surface Bi induces the formation of InAs 3D islands by a process resembling the Stranski-Krastanov mechanism, which does not occur in the absence of Bi on these surfaces. The I"},"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":"1704.08014","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-04-26T08:44:29Z","cross_cats_sorted":[],"title_canon_sha256":"c9c9a5fdff237aa47c60f316745cd3e28012553384fa41e3457aafa057ef0e0a","abstract_canon_sha256":"1a2d77d8c1291f692a7224beafcf213f433e10ddb01cc260073b7b700fcccf9b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:39:52.380671Z","signature_b64":"mWqDe+jLflNzzPJCcObCP3lLyXvUHAFNaJVep1YpRHtJc/5b7kGmPP8mZ9TbnaW9DmQ3fV8XFkIspYEulkjDCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e5a0f62099233a781d05b2db292cc0edc6a65e18d136a8408c4a821bb839041e","last_reissued_at":"2026-05-18T00:39:52.380142Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:39:52.380142Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Self-assembly of InAs nanostructures on the sidewalls of GaAs nanowires directed by a Bi surfactant","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Hanno K\\\"upers, Jes\\'us Herranz, Lutz Geelhaar, Oliver Brandt, Pierre Corfdir, Ryan B. Lewis, Uwe Jahn","submitted_at":"2017-04-26T08:44:29Z","abstract_excerpt":"Surface energies play a dominant role in the self-assembly of three dimensional (3D) nanostructures. In this letter, we show that using surfactants to modify surface energies can provide a means to externally control nanostructure self-assembly, enabling the synthesis of novel hierarchical nanostructures. We explore Bi as a surfactant in the growth of InAs on the {1-10} sidewall facets of GaAs nanowires. The presence of surface Bi induces the formation of InAs 3D islands by a process resembling the Stranski-Krastanov mechanism, which does not occur in the absence of Bi on these surfaces. The I"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1704.08014","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":"1704.08014","created_at":"2026-05-18T00:39:52.380211+00:00"},{"alias_kind":"arxiv_version","alias_value":"1704.08014v1","created_at":"2026-05-18T00:39:52.380211+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1704.08014","created_at":"2026-05-18T00:39:52.380211+00:00"},{"alias_kind":"pith_short_12","alias_value":"4WQPMIEZEM5H","created_at":"2026-05-18T12:31:00.734936+00:00"},{"alias_kind":"pith_short_16","alias_value":"4WQPMIEZEM5HQHIF","created_at":"2026-05-18T12:31:00.734936+00:00"},{"alias_kind":"pith_short_8","alias_value":"4WQPMIEZ","created_at":"2026-05-18T12:31:00.734936+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/4WQPMIEZEM5HQHIFWLNSSLGA5X","json":"https://pith.science/pith/4WQPMIEZEM5HQHIFWLNSSLGA5X.json","graph_json":"https://pith.science/api/pith-number/4WQPMIEZEM5HQHIFWLNSSLGA5X/graph.json","events_json":"https://pith.science/api/pith-number/4WQPMIEZEM5HQHIFWLNSSLGA5X/events.json","paper":"https://pith.science/paper/4WQPMIEZ"},"agent_actions":{"view_html":"https://pith.science/pith/4WQPMIEZEM5HQHIFWLNSSLGA5X","download_json":"https://pith.science/pith/4WQPMIEZEM5HQHIFWLNSSLGA5X.json","view_paper":"https://pith.science/paper/4WQPMIEZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1704.08014&json=true","fetch_graph":"https://pith.science/api/pith-number/4WQPMIEZEM5HQHIFWLNSSLGA5X/graph.json","fetch_events":"https://pith.science/api/pith-number/4WQPMIEZEM5HQHIFWLNSSLGA5X/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/4WQPMIEZEM5HQHIFWLNSSLGA5X/action/timestamp_anchor","attest_storage":"https://pith.science/pith/4WQPMIEZEM5HQHIFWLNSSLGA5X/action/storage_attestation","attest_author":"https://pith.science/pith/4WQPMIEZEM5HQHIFWLNSSLGA5X/action/author_attestation","sign_citation":"https://pith.science/pith/4WQPMIEZEM5HQHIFWLNSSLGA5X/action/citation_signature","submit_replication":"https://pith.science/pith/4WQPMIEZEM5HQHIFWLNSSLGA5X/action/replication_record"}},"created_at":"2026-05-18T00:39:52.380211+00:00","updated_at":"2026-05-18T00:39:52.380211+00:00"}