{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:FI554EUEPJYOMQYIWHC7AJ2WBL","short_pith_number":"pith:FI554EUE","schema_version":"1.0","canonical_sha256":"2a3bde12847a70e64308b1c5f027560ae18ccbd881fc15e072ba705bdb5fd817","source":{"kind":"arxiv","id":"1501.06691","version":1},"attestation_state":"computed","paper":{"title":"An experimental demonstration of room-temperature spin transport in n-type Germanium epilayers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"2), 2) (1. Osaka Univ., 2. Kyoto Univ., 3. Univ. Warwick), Maksym Myronov (3), Mariko Koike (1), Masashi Shiraishi (1, Sergey Dushenko (1), Teruya Shinjo (2), Yuichiro Ando (1","submitted_at":"2015-01-27T08:56:44Z","abstract_excerpt":"We report the first experimental demonstration of room-temperature spin transport in n-type Ge epilayers grown on a Si(001) substrate. By utilizing spin pumping under ferromagnetic resonance, which inherently endows a spin battery function for semiconductors connected with the ferromagnet, a pure spin current is generated in the n-Ge at room temperature. The pure spin current is detected by using the inverse spin Hall effect of either Pt or Pd electrode on the n-Ge. A theoretical model including a geometrical contribution allows to estimate a spin diffusion length in n-Ge at room temperature t"},"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":"1501.06691","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-01-27T08:56:44Z","cross_cats_sorted":[],"title_canon_sha256":"c04da05d94fa39eb023774cc17e26df2bb5c25e3dbbd5a57149c812fe6691f68","abstract_canon_sha256":"092345cb37434137b04ccd3be17e96a0c35f14ee59483ad8e9a42e533fd5befa"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:04:06.998369Z","signature_b64":"rnESOotCVgV2FnNC5lRU1frIwW2O/wO73VqDAKxcRstB5u9+1gxHbN1eD9hRuuH5Yyx0KUrTHpEfTu0WU93ODA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2a3bde12847a70e64308b1c5f027560ae18ccbd881fc15e072ba705bdb5fd817","last_reissued_at":"2026-05-18T02:04:06.997846Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:04:06.997846Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"An experimental demonstration of room-temperature spin transport in n-type Germanium epilayers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"2), 2) (1. Osaka Univ., 2. Kyoto Univ., 3. Univ. Warwick), Maksym Myronov (3), Mariko Koike (1), Masashi Shiraishi (1, Sergey Dushenko (1), Teruya Shinjo (2), Yuichiro Ando (1","submitted_at":"2015-01-27T08:56:44Z","abstract_excerpt":"We report the first experimental demonstration of room-temperature spin transport in n-type Ge epilayers grown on a Si(001) substrate. By utilizing spin pumping under ferromagnetic resonance, which inherently endows a spin battery function for semiconductors connected with the ferromagnet, a pure spin current is generated in the n-Ge at room temperature. The pure spin current is detected by using the inverse spin Hall effect of either Pt or Pd electrode on the n-Ge. A theoretical model including a geometrical contribution allows to estimate a spin diffusion length in n-Ge at room temperature t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.06691","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":"1501.06691","created_at":"2026-05-18T02:04:06.997926+00:00"},{"alias_kind":"arxiv_version","alias_value":"1501.06691v1","created_at":"2026-05-18T02:04:06.997926+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.06691","created_at":"2026-05-18T02:04:06.997926+00:00"},{"alias_kind":"pith_short_12","alias_value":"FI554EUEPJYO","created_at":"2026-05-18T12:29:19.899920+00:00"},{"alias_kind":"pith_short_16","alias_value":"FI554EUEPJYOMQYI","created_at":"2026-05-18T12:29:19.899920+00:00"},{"alias_kind":"pith_short_8","alias_value":"FI554EUE","created_at":"2026-05-18T12:29:19.899920+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/FI554EUEPJYOMQYIWHC7AJ2WBL","json":"https://pith.science/pith/FI554EUEPJYOMQYIWHC7AJ2WBL.json","graph_json":"https://pith.science/api/pith-number/FI554EUEPJYOMQYIWHC7AJ2WBL/graph.json","events_json":"https://pith.science/api/pith-number/FI554EUEPJYOMQYIWHC7AJ2WBL/events.json","paper":"https://pith.science/paper/FI554EUE"},"agent_actions":{"view_html":"https://pith.science/pith/FI554EUEPJYOMQYIWHC7AJ2WBL","download_json":"https://pith.science/pith/FI554EUEPJYOMQYIWHC7AJ2WBL.json","view_paper":"https://pith.science/paper/FI554EUE","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1501.06691&json=true","fetch_graph":"https://pith.science/api/pith-number/FI554EUEPJYOMQYIWHC7AJ2WBL/graph.json","fetch_events":"https://pith.science/api/pith-number/FI554EUEPJYOMQYIWHC7AJ2WBL/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/FI554EUEPJYOMQYIWHC7AJ2WBL/action/timestamp_anchor","attest_storage":"https://pith.science/pith/FI554EUEPJYOMQYIWHC7AJ2WBL/action/storage_attestation","attest_author":"https://pith.science/pith/FI554EUEPJYOMQYIWHC7AJ2WBL/action/author_attestation","sign_citation":"https://pith.science/pith/FI554EUEPJYOMQYIWHC7AJ2WBL/action/citation_signature","submit_replication":"https://pith.science/pith/FI554EUEPJYOMQYIWHC7AJ2WBL/action/replication_record"}},"created_at":"2026-05-18T02:04:06.997926+00:00","updated_at":"2026-05-18T02:04:06.997926+00:00"}