{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:ZFP73EXR3ZADS6EIZZZFRHJYNV","short_pith_number":"pith:ZFP73EXR","schema_version":"1.0","canonical_sha256":"c95ffd92f1de40397888ce72589d386d6b20d3a3ecdfba94e39928b2a4707a80","source":{"kind":"arxiv","id":"2101.08682","version":1},"attestation_state":"computed","paper":{"title":"Non-Ohmic negative longitudinal magnetoresistance in two-dimensional electron gas","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Dafei Jin, Gobind Basnet, Hua-Bing Wang, Jing Xu, Ralu Divan, Roxanna Fotovat, Wai-Kwong Kwok, Xian-Jing Zhou, Yang-Yang Lyu, Yong-Lei Wang, Zhi-Li Xiao","submitted_at":"2021-01-21T15:48:42Z","abstract_excerpt":"Negative longitudinal magnetoresistance (NLMR) has been reported in a variety of materials and has attracted extensive attention as an electrotransport hallmark of topological Weyl semimetals. However, its origin is still under debate. Here, we demonstrate that the NLMR in a two dimensional electron gas can be influenced by the measurement current. While the NLMR persists up to 130 K, its magnitude and magnetic field response become dependent on the applied current below 60 K. The tunable NLMR at low and high currents can be best attributed to quantum interference and disorder scattering effec"},"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":"2101.08682","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2021-01-21T15:48:42Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"fa8d5b03ae9b1a1852ec13691eb58008010948e05208d92c2449ec1d6d811077","abstract_canon_sha256":"b76778e04406e435cfad228aa1bd10ac5a65bf02f3bbb86c6742f0baf7b355e7"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:08:37.692164Z","signature_b64":"ZMB/Dou8KGdJZBaMktk4+cgTO6QXQHOY3dXHeUZxMn5W8lWvd3+GcNCINQQyH7Xfe3q/Nw+c/ZqulUGrI6KxBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c95ffd92f1de40397888ce72589d386d6b20d3a3ecdfba94e39928b2a4707a80","last_reissued_at":"2026-07-05T02:08:37.691822Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:08:37.691822Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Non-Ohmic negative longitudinal magnetoresistance in two-dimensional electron gas","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Dafei Jin, Gobind Basnet, Hua-Bing Wang, Jing Xu, Ralu Divan, Roxanna Fotovat, Wai-Kwong Kwok, Xian-Jing Zhou, Yang-Yang Lyu, Yong-Lei Wang, Zhi-Li Xiao","submitted_at":"2021-01-21T15:48:42Z","abstract_excerpt":"Negative longitudinal magnetoresistance (NLMR) has been reported in a variety of materials and has attracted extensive attention as an electrotransport hallmark of topological Weyl semimetals. However, its origin is still under debate. Here, we demonstrate that the NLMR in a two dimensional electron gas can be influenced by the measurement current. While the NLMR persists up to 130 K, its magnitude and magnetic field response become dependent on the applied current below 60 K. The tunable NLMR at low and high currents can be best attributed to quantum interference and disorder scattering effec"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2101.08682","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2101.08682/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2101.08682","created_at":"2026-07-05T02:08:37.691877+00:00"},{"alias_kind":"arxiv_version","alias_value":"2101.08682v1","created_at":"2026-07-05T02:08:37.691877+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2101.08682","created_at":"2026-07-05T02:08:37.691877+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZFP73EXR3ZAD","created_at":"2026-07-05T02:08:37.691877+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZFP73EXR3ZADS6EI","created_at":"2026-07-05T02:08:37.691877+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZFP73EXR","created_at":"2026-07-05T02:08:37.691877+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/ZFP73EXR3ZADS6EIZZZFRHJYNV","json":"https://pith.science/pith/ZFP73EXR3ZADS6EIZZZFRHJYNV.json","graph_json":"https://pith.science/api/pith-number/ZFP73EXR3ZADS6EIZZZFRHJYNV/graph.json","events_json":"https://pith.science/api/pith-number/ZFP73EXR3ZADS6EIZZZFRHJYNV/events.json","paper":"https://pith.science/paper/ZFP73EXR"},"agent_actions":{"view_html":"https://pith.science/pith/ZFP73EXR3ZADS6EIZZZFRHJYNV","download_json":"https://pith.science/pith/ZFP73EXR3ZADS6EIZZZFRHJYNV.json","view_paper":"https://pith.science/paper/ZFP73EXR","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2101.08682&json=true","fetch_graph":"https://pith.science/api/pith-number/ZFP73EXR3ZADS6EIZZZFRHJYNV/graph.json","fetch_events":"https://pith.science/api/pith-number/ZFP73EXR3ZADS6EIZZZFRHJYNV/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZFP73EXR3ZADS6EIZZZFRHJYNV/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZFP73EXR3ZADS6EIZZZFRHJYNV/action/storage_attestation","attest_author":"https://pith.science/pith/ZFP73EXR3ZADS6EIZZZFRHJYNV/action/author_attestation","sign_citation":"https://pith.science/pith/ZFP73EXR3ZADS6EIZZZFRHJYNV/action/citation_signature","submit_replication":"https://pith.science/pith/ZFP73EXR3ZADS6EIZZZFRHJYNV/action/replication_record"}},"created_at":"2026-07-05T02:08:37.691877+00:00","updated_at":"2026-07-05T02:08:37.691877+00:00"}