{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:X6OLFEKOJTBUIBCC2ACECOEZ2Q","short_pith_number":"pith:X6OLFEKO","schema_version":"1.0","canonical_sha256":"bf9cb2914e4cc3440442d004413899d41b1f2dae8574ca0a86903148ff964d46","source":{"kind":"arxiv","id":"2507.08279","version":1},"attestation_state":"computed","paper":{"title":"Sensitive infrared surface photovoltage in quasi-equilibrium in a layered semiconductor at low-intensity low-temperature condition","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Enting Li, Guohao Dong, Hao Wang, Hong Ding, Jun He, Keming Zhao, Nan Xu, Qiang Wan, Tianyu Yang, Yaobo Huang, Yao Wen, Yiwei Li, Youguo Shi","submitted_at":"2025-07-11T02:59:29Z","abstract_excerpt":"Benefit to layer-dependent bandgap, van der Waals materials with surface photovoltaic effect (SPV) enable photodetection over a tunable wavelength range with low power consumption. However, sensitive SPV in the infrared region, especially in a quasi-steady illumination condition, is still elusive in layered semiconductors. Here, using angle-resolved photoemission spectroscopy, we report a sensitive SPV in quasi-equilibrium in NbSi0.5Te2, with photoresponsivity up to 2.4*10^6 V/(W*cm^(-2)) at low intensity low temperature condition (LILT). The sensitive SPV is further confirmed by observing the"},"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":"2507.08279","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-07-11T02:59:29Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"49a8865e261878aee0809f6a8a8aac48338b1417612b9e0fd05bc7bd6685c650","abstract_canon_sha256":"d26e06629d29186c999f6a3714144e7002557325ac876650cab7f0cb67ff467e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:35:20.621111Z","signature_b64":"rhqwLlPP2/PJZ5xXrPC/lcCcATWhBAOD/hcytbT8a5Ck6yOLJI6lqQho30670EzjUgy0m9+50B3hGjMVMl9fBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bf9cb2914e4cc3440442d004413899d41b1f2dae8574ca0a86903148ff964d46","last_reissued_at":"2026-07-05T11:35:20.620522Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:35:20.620522Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Sensitive infrared surface photovoltage in quasi-equilibrium in a layered semiconductor at low-intensity low-temperature condition","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Enting Li, Guohao Dong, Hao Wang, Hong Ding, Jun He, Keming Zhao, Nan Xu, Qiang Wan, Tianyu Yang, Yaobo Huang, Yao Wen, Yiwei Li, Youguo Shi","submitted_at":"2025-07-11T02:59:29Z","abstract_excerpt":"Benefit to layer-dependent bandgap, van der Waals materials with surface photovoltaic effect (SPV) enable photodetection over a tunable wavelength range with low power consumption. However, sensitive SPV in the infrared region, especially in a quasi-steady illumination condition, is still elusive in layered semiconductors. Here, using angle-resolved photoemission spectroscopy, we report a sensitive SPV in quasi-equilibrium in NbSi0.5Te2, with photoresponsivity up to 2.4*10^6 V/(W*cm^(-2)) at low intensity low temperature condition (LILT). The sensitive SPV is further confirmed by observing the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.08279","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/2507.08279/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":"2507.08279","created_at":"2026-07-05T11:35:20.620608+00:00"},{"alias_kind":"arxiv_version","alias_value":"2507.08279v1","created_at":"2026-07-05T11:35:20.620608+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.08279","created_at":"2026-07-05T11:35:20.620608+00:00"},{"alias_kind":"pith_short_12","alias_value":"X6OLFEKOJTBU","created_at":"2026-07-05T11:35:20.620608+00:00"},{"alias_kind":"pith_short_16","alias_value":"X6OLFEKOJTBUIBCC","created_at":"2026-07-05T11:35:20.620608+00:00"},{"alias_kind":"pith_short_8","alias_value":"X6OLFEKO","created_at":"2026-07-05T11:35:20.620608+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/X6OLFEKOJTBUIBCC2ACECOEZ2Q","json":"https://pith.science/pith/X6OLFEKOJTBUIBCC2ACECOEZ2Q.json","graph_json":"https://pith.science/api/pith-number/X6OLFEKOJTBUIBCC2ACECOEZ2Q/graph.json","events_json":"https://pith.science/api/pith-number/X6OLFEKOJTBUIBCC2ACECOEZ2Q/events.json","paper":"https://pith.science/paper/X6OLFEKO"},"agent_actions":{"view_html":"https://pith.science/pith/X6OLFEKOJTBUIBCC2ACECOEZ2Q","download_json":"https://pith.science/pith/X6OLFEKOJTBUIBCC2ACECOEZ2Q.json","view_paper":"https://pith.science/paper/X6OLFEKO","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2507.08279&json=true","fetch_graph":"https://pith.science/api/pith-number/X6OLFEKOJTBUIBCC2ACECOEZ2Q/graph.json","fetch_events":"https://pith.science/api/pith-number/X6OLFEKOJTBUIBCC2ACECOEZ2Q/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/X6OLFEKOJTBUIBCC2ACECOEZ2Q/action/timestamp_anchor","attest_storage":"https://pith.science/pith/X6OLFEKOJTBUIBCC2ACECOEZ2Q/action/storage_attestation","attest_author":"https://pith.science/pith/X6OLFEKOJTBUIBCC2ACECOEZ2Q/action/author_attestation","sign_citation":"https://pith.science/pith/X6OLFEKOJTBUIBCC2ACECOEZ2Q/action/citation_signature","submit_replication":"https://pith.science/pith/X6OLFEKOJTBUIBCC2ACECOEZ2Q/action/replication_record"}},"created_at":"2026-07-05T11:35:20.620608+00:00","updated_at":"2026-07-05T11:35:20.620608+00:00"}