{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:75X6VSTSDUI4N5NBVKK545LQMR","short_pith_number":"pith:75X6VSTS","schema_version":"1.0","canonical_sha256":"ff6feaca721d11c6f5a1aa95de75706458f21e09c4631f169789621ba741bf38","source":{"kind":"arxiv","id":"1901.08887","version":1},"attestation_state":"computed","paper":{"title":"Ultrafast transport and relaxation of hot plasmonic electrons in metal-dielectric heterostructures","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Alexander I. Stognij, Alexander L. Chekhov, Andrzej Stupakiewicz, Ilya Razdolski","submitted_at":"2019-01-25T14:40:40Z","abstract_excerpt":"We analyze ultrafast electron dynamics in the time domain upon optical excitation of propagating surface plasmon-polaritons (SPs) in metal-dielectric heterostructures. Developing a kinetic model where both local and non-local electron relaxation in metals are included, we identify relevant timescales and extend the existing non-equilibrium electron dynamics framework onto the case of collective electronic excitations. The experimental data obtained in two distinct series of pump-probe measurements (with varied pump wavelength and angle of incidence) demonstrate SP-driven, one order of magnitud"},"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":"1901.08887","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2019-01-25T14:40:40Z","cross_cats_sorted":[],"title_canon_sha256":"c535a1280d5e2df35675f6e1af18d0bf31eb5c413b924bf5c9fc7606fa03163b","abstract_canon_sha256":"cdbb56a37c20de8b2061024a40d3e9142cdd3e1a222fcf3eff7f374e8414f306"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:39:47.193155Z","signature_b64":"XJ621aETYGLnYRD//H8XXaZOJlLlSXg2Eo77RNat2gE/nF5jhjg8y3yrvysAHLO6snZzTTS9gVzR08a65kitBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ff6feaca721d11c6f5a1aa95de75706458f21e09c4631f169789621ba741bf38","last_reissued_at":"2026-05-17T23:39:47.192415Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:39:47.192415Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Ultrafast transport and relaxation of hot plasmonic electrons in metal-dielectric heterostructures","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Alexander I. Stognij, Alexander L. Chekhov, Andrzej Stupakiewicz, Ilya Razdolski","submitted_at":"2019-01-25T14:40:40Z","abstract_excerpt":"We analyze ultrafast electron dynamics in the time domain upon optical excitation of propagating surface plasmon-polaritons (SPs) in metal-dielectric heterostructures. Developing a kinetic model where both local and non-local electron relaxation in metals are included, we identify relevant timescales and extend the existing non-equilibrium electron dynamics framework onto the case of collective electronic excitations. The experimental data obtained in two distinct series of pump-probe measurements (with varied pump wavelength and angle of incidence) demonstrate SP-driven, one order of magnitud"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.08887","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":"1901.08887","created_at":"2026-05-17T23:39:47.192521+00:00"},{"alias_kind":"arxiv_version","alias_value":"1901.08887v1","created_at":"2026-05-17T23:39:47.192521+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.08887","created_at":"2026-05-17T23:39:47.192521+00:00"},{"alias_kind":"pith_short_12","alias_value":"75X6VSTSDUI4","created_at":"2026-05-18T12:33:12.712433+00:00"},{"alias_kind":"pith_short_16","alias_value":"75X6VSTSDUI4N5NB","created_at":"2026-05-18T12:33:12.712433+00:00"},{"alias_kind":"pith_short_8","alias_value":"75X6VSTS","created_at":"2026-05-18T12:33:12.712433+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/75X6VSTSDUI4N5NBVKK545LQMR","json":"https://pith.science/pith/75X6VSTSDUI4N5NBVKK545LQMR.json","graph_json":"https://pith.science/api/pith-number/75X6VSTSDUI4N5NBVKK545LQMR/graph.json","events_json":"https://pith.science/api/pith-number/75X6VSTSDUI4N5NBVKK545LQMR/events.json","paper":"https://pith.science/paper/75X6VSTS"},"agent_actions":{"view_html":"https://pith.science/pith/75X6VSTSDUI4N5NBVKK545LQMR","download_json":"https://pith.science/pith/75X6VSTSDUI4N5NBVKK545LQMR.json","view_paper":"https://pith.science/paper/75X6VSTS","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1901.08887&json=true","fetch_graph":"https://pith.science/api/pith-number/75X6VSTSDUI4N5NBVKK545LQMR/graph.json","fetch_events":"https://pith.science/api/pith-number/75X6VSTSDUI4N5NBVKK545LQMR/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/75X6VSTSDUI4N5NBVKK545LQMR/action/timestamp_anchor","attest_storage":"https://pith.science/pith/75X6VSTSDUI4N5NBVKK545LQMR/action/storage_attestation","attest_author":"https://pith.science/pith/75X6VSTSDUI4N5NBVKK545LQMR/action/author_attestation","sign_citation":"https://pith.science/pith/75X6VSTSDUI4N5NBVKK545LQMR/action/citation_signature","submit_replication":"https://pith.science/pith/75X6VSTSDUI4N5NBVKK545LQMR/action/replication_record"}},"created_at":"2026-05-17T23:39:47.192521+00:00","updated_at":"2026-05-17T23:39:47.192521+00:00"}