{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:GRQPQUBMIPDUDLWB4OSLECBI3P","short_pith_number":"pith:GRQPQUBM","schema_version":"1.0","canonical_sha256":"3460f8502c43c741aec1e3a4b20828dbc0983a2e7a73d750743330c8b191e8ab","source":{"kind":"arxiv","id":"1803.06616","version":1},"attestation_state":"computed","paper":{"title":"Actively controlling the topological transition of dispersion based on electrically controllable metamaterials","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Haitao Jiang, Hong Chen, Yong Sun, Yunhui Li, Zhiwei Guo","submitted_at":"2018-03-18T07:12:57Z","abstract_excerpt":"Topological transition of the iso-frequency contour (IFC) from a closed ellipsoid to an open hyperboloid, will provide unique capabilities for controlling the propagation of light. However, the ability to actively tune these effects remains elusive and the related experimental observations are highly desirable. Here, tunable electric IFC in periodic structure which is composed of graphene/dielectric multilayers is investigated by tuning the chemical potential of graphene layer. Specially, we present the actively controlled transportation in two kinds of anisotropic zero-index media containing "},"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":"1803.06616","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2018-03-18T07:12:57Z","cross_cats_sorted":[],"title_canon_sha256":"9443695c095d9a361c20b41db3871b20a71aeea844ce642c85794feaf724b0c9","abstract_canon_sha256":"bac0c7167beb02abb840e16e70ced73ce29c1c819d270681b392953ba9df9469"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:20:45.453111Z","signature_b64":"NSd0j1dvGBzzFShcIWoPJJd6H9d9KJLlrNfrdNwaN4bBoQFMPwaPRH2KgAv1mqeUJuHvoI8x0kFmoRGvIytqAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3460f8502c43c741aec1e3a4b20828dbc0983a2e7a73d750743330c8b191e8ab","last_reissued_at":"2026-05-18T00:20:45.452608Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:20:45.452608Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Actively controlling the topological transition of dispersion based on electrically controllable metamaterials","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Haitao Jiang, Hong Chen, Yong Sun, Yunhui Li, Zhiwei Guo","submitted_at":"2018-03-18T07:12:57Z","abstract_excerpt":"Topological transition of the iso-frequency contour (IFC) from a closed ellipsoid to an open hyperboloid, will provide unique capabilities for controlling the propagation of light. However, the ability to actively tune these effects remains elusive and the related experimental observations are highly desirable. Here, tunable electric IFC in periodic structure which is composed of graphene/dielectric multilayers is investigated by tuning the chemical potential of graphene layer. Specially, we present the actively controlled transportation in two kinds of anisotropic zero-index media containing "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.06616","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":"1803.06616","created_at":"2026-05-18T00:20:45.452684+00:00"},{"alias_kind":"arxiv_version","alias_value":"1803.06616v1","created_at":"2026-05-18T00:20:45.452684+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.06616","created_at":"2026-05-18T00:20:45.452684+00:00"},{"alias_kind":"pith_short_12","alias_value":"GRQPQUBMIPDU","created_at":"2026-05-18T12:32:25.280505+00:00"},{"alias_kind":"pith_short_16","alias_value":"GRQPQUBMIPDUDLWB","created_at":"2026-05-18T12:32:25.280505+00:00"},{"alias_kind":"pith_short_8","alias_value":"GRQPQUBM","created_at":"2026-05-18T12:32:25.280505+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/GRQPQUBMIPDUDLWB4OSLECBI3P","json":"https://pith.science/pith/GRQPQUBMIPDUDLWB4OSLECBI3P.json","graph_json":"https://pith.science/api/pith-number/GRQPQUBMIPDUDLWB4OSLECBI3P/graph.json","events_json":"https://pith.science/api/pith-number/GRQPQUBMIPDUDLWB4OSLECBI3P/events.json","paper":"https://pith.science/paper/GRQPQUBM"},"agent_actions":{"view_html":"https://pith.science/pith/GRQPQUBMIPDUDLWB4OSLECBI3P","download_json":"https://pith.science/pith/GRQPQUBMIPDUDLWB4OSLECBI3P.json","view_paper":"https://pith.science/paper/GRQPQUBM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1803.06616&json=true","fetch_graph":"https://pith.science/api/pith-number/GRQPQUBMIPDUDLWB4OSLECBI3P/graph.json","fetch_events":"https://pith.science/api/pith-number/GRQPQUBMIPDUDLWB4OSLECBI3P/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/GRQPQUBMIPDUDLWB4OSLECBI3P/action/timestamp_anchor","attest_storage":"https://pith.science/pith/GRQPQUBMIPDUDLWB4OSLECBI3P/action/storage_attestation","attest_author":"https://pith.science/pith/GRQPQUBMIPDUDLWB4OSLECBI3P/action/author_attestation","sign_citation":"https://pith.science/pith/GRQPQUBMIPDUDLWB4OSLECBI3P/action/citation_signature","submit_replication":"https://pith.science/pith/GRQPQUBMIPDUDLWB4OSLECBI3P/action/replication_record"}},"created_at":"2026-05-18T00:20:45.452684+00:00","updated_at":"2026-05-18T00:20:45.452684+00:00"}