{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:4CDATPV2NRBPVWDM44L3IKFB26","short_pith_number":"pith:4CDATPV2","schema_version":"1.0","canonical_sha256":"e08609beba6c42fad86ce717b428a1d7ad6e341ac84332ef5215ab6be867c555","source":{"kind":"arxiv","id":"1703.03978","version":1},"attestation_state":"computed","paper":{"title":"Spin-wave dynamics in Permalloy/Cobalt magnonic crystals in the presence of a non-magnetic spacer","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"L. Giovannini, M. Krawczyk, P. Gruszecki, P. Malago, R. Zivieri","submitted_at":"2017-03-11T14:37:30Z","abstract_excerpt":"In this paper, we theoretically study the influence of a non-magnetic spacer between ferromagnetic dots and ferromagnetic matrix on the frequency dispersion of the spin wave excitations in two-dimensional bi-component magnonic crystals. By means of the dynamical matrix method we investigate structures inhomogeneous across the thickness represented by square arrays of Cobalt or Permalloy dots in a Permalloy matrix. We show that the introduction of a non-magnetic spacer significantly modifies the total internal magnetic field especially at the edges of the grooves and dots. This permits the mani"},"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":"1703.03978","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-03-11T14:37:30Z","cross_cats_sorted":[],"title_canon_sha256":"fd8374e600d54071c585ed08b5ec8218941a955b2e8240c5789200e52cc5c5ef","abstract_canon_sha256":"210f069ec1a7486f93674995f82b15e386f6b81c019d3757223b9eaca2f75317"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:48:52.530006Z","signature_b64":"Dvm/Yit59zO/cs1as8zvpWMci3TMmS7QPGlOua2MbKS/b1t3+rNOgLZ44W3fJB7lAyu3VeTemXxttXBSXMENDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e08609beba6c42fad86ce717b428a1d7ad6e341ac84332ef5215ab6be867c555","last_reissued_at":"2026-05-18T00:48:52.529301Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:48:52.529301Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Spin-wave dynamics in Permalloy/Cobalt magnonic crystals in the presence of a non-magnetic spacer","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"L. Giovannini, M. Krawczyk, P. Gruszecki, P. Malago, R. Zivieri","submitted_at":"2017-03-11T14:37:30Z","abstract_excerpt":"In this paper, we theoretically study the influence of a non-magnetic spacer between ferromagnetic dots and ferromagnetic matrix on the frequency dispersion of the spin wave excitations in two-dimensional bi-component magnonic crystals. By means of the dynamical matrix method we investigate structures inhomogeneous across the thickness represented by square arrays of Cobalt or Permalloy dots in a Permalloy matrix. We show that the introduction of a non-magnetic spacer significantly modifies the total internal magnetic field especially at the edges of the grooves and dots. This permits the mani"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.03978","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":"1703.03978","created_at":"2026-05-18T00:48:52.529432+00:00"},{"alias_kind":"arxiv_version","alias_value":"1703.03978v1","created_at":"2026-05-18T00:48:52.529432+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.03978","created_at":"2026-05-18T00:48:52.529432+00:00"},{"alias_kind":"pith_short_12","alias_value":"4CDATPV2NRBP","created_at":"2026-05-18T12:30:58.224056+00:00"},{"alias_kind":"pith_short_16","alias_value":"4CDATPV2NRBPVWDM","created_at":"2026-05-18T12:30:58.224056+00:00"},{"alias_kind":"pith_short_8","alias_value":"4CDATPV2","created_at":"2026-05-18T12:30:58.224056+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/4CDATPV2NRBPVWDM44L3IKFB26","json":"https://pith.science/pith/4CDATPV2NRBPVWDM44L3IKFB26.json","graph_json":"https://pith.science/api/pith-number/4CDATPV2NRBPVWDM44L3IKFB26/graph.json","events_json":"https://pith.science/api/pith-number/4CDATPV2NRBPVWDM44L3IKFB26/events.json","paper":"https://pith.science/paper/4CDATPV2"},"agent_actions":{"view_html":"https://pith.science/pith/4CDATPV2NRBPVWDM44L3IKFB26","download_json":"https://pith.science/pith/4CDATPV2NRBPVWDM44L3IKFB26.json","view_paper":"https://pith.science/paper/4CDATPV2","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1703.03978&json=true","fetch_graph":"https://pith.science/api/pith-number/4CDATPV2NRBPVWDM44L3IKFB26/graph.json","fetch_events":"https://pith.science/api/pith-number/4CDATPV2NRBPVWDM44L3IKFB26/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/4CDATPV2NRBPVWDM44L3IKFB26/action/timestamp_anchor","attest_storage":"https://pith.science/pith/4CDATPV2NRBPVWDM44L3IKFB26/action/storage_attestation","attest_author":"https://pith.science/pith/4CDATPV2NRBPVWDM44L3IKFB26/action/author_attestation","sign_citation":"https://pith.science/pith/4CDATPV2NRBPVWDM44L3IKFB26/action/citation_signature","submit_replication":"https://pith.science/pith/4CDATPV2NRBPVWDM44L3IKFB26/action/replication_record"}},"created_at":"2026-05-18T00:48:52.529432+00:00","updated_at":"2026-05-18T00:48:52.529432+00:00"}