{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:VBTTXPRX4ZHP5E6XWKECIK5MUK","short_pith_number":"pith:VBTTXPRX","schema_version":"1.0","canonical_sha256":"a8673bbe37e64efe93d7b288242baca2adc56f6ae0e621965a6ccc9128ff4e54","source":{"kind":"arxiv","id":"2507.14786","version":2},"attestation_state":"computed","paper":{"title":"Defect Engineered Layer Dependent Nonlinear Optical Response in Two Dimensional Muscovite for Efficient Optical Limiting","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"physics.optics","authors_text":"Chandra Sekhar Tiwary, Dipak Kumar Goswami, Dipanwita Mitra, Douglas S. Galv\\~ao, Gelu Costin, Guilherme S. L. Fabris, Marcelo Lopes Pereira Junior, Mateus M. Ferrer, Prasanta Kumar Dattaa, Raphael Benjamim, Riya Sadhukhan","submitted_at":"2025-07-20T02:01:21Z","abstract_excerpt":"Light-matter interactions in two-dimensional (2D) materials have gained significant interest due to their distinctive optical and electronic properties. Recently, silicates have emerged as a promising new class of 2D materials, but their nonlinear optical properties remain largely unexplored. In this study, we demonstrate layer-dependent nonlinear absorption and optical limiting capabilities of 2D muscovite using femtosecond laser excitation at 450 nm. The two-photon absorption (TPA) coefficient is highly sensitive to both the number of layers and excitation intensity, increasing markedly from"},"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":"2507.14786","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.optics","submitted_at":"2025-07-20T02:01:21Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"64543070356b87271691e1ccca6da3b1938dca76a25f411f323769888157b3e1","abstract_canon_sha256":"73b780a70291e5c9ef397f64735ade6ca593964cc8a3f6c66ccd6a0687686e11"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:53:05.535069Z","signature_b64":"lVZPmBOlVXF6QYwuCM/tL9eP3d61M/CGBze27VvbmdanRoA8YYSVky+dPuZUysCfI75K7PH39EzdC11Xnq4EBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a8673bbe37e64efe93d7b288242baca2adc56f6ae0e621965a6ccc9128ff4e54","last_reissued_at":"2026-07-05T11:53:05.534612Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:53:05.534612Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Defect Engineered Layer Dependent Nonlinear Optical Response in Two Dimensional Muscovite for Efficient Optical Limiting","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"physics.optics","authors_text":"Chandra Sekhar Tiwary, Dipak Kumar Goswami, Dipanwita Mitra, Douglas S. Galv\\~ao, Gelu Costin, Guilherme S. L. Fabris, Marcelo Lopes Pereira Junior, Mateus M. Ferrer, Prasanta Kumar Dattaa, Raphael Benjamim, Riya Sadhukhan","submitted_at":"2025-07-20T02:01:21Z","abstract_excerpt":"Light-matter interactions in two-dimensional (2D) materials have gained significant interest due to their distinctive optical and electronic properties. Recently, silicates have emerged as a promising new class of 2D materials, but their nonlinear optical properties remain largely unexplored. In this study, we demonstrate layer-dependent nonlinear absorption and optical limiting capabilities of 2D muscovite using femtosecond laser excitation at 450 nm. The two-photon absorption (TPA) coefficient is highly sensitive to both the number of layers and excitation intensity, increasing markedly from"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.14786","kind":"arxiv","version":2},"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/2507.14786/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":"2507.14786","created_at":"2026-07-05T11:53:05.534668+00:00"},{"alias_kind":"arxiv_version","alias_value":"2507.14786v2","created_at":"2026-07-05T11:53:05.534668+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.14786","created_at":"2026-07-05T11:53:05.534668+00:00"},{"alias_kind":"pith_short_12","alias_value":"VBTTXPRX4ZHP","created_at":"2026-07-05T11:53:05.534668+00:00"},{"alias_kind":"pith_short_16","alias_value":"VBTTXPRX4ZHP5E6X","created_at":"2026-07-05T11:53:05.534668+00:00"},{"alias_kind":"pith_short_8","alias_value":"VBTTXPRX","created_at":"2026-07-05T11:53:05.534668+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/VBTTXPRX4ZHP5E6XWKECIK5MUK","json":"https://pith.science/pith/VBTTXPRX4ZHP5E6XWKECIK5MUK.json","graph_json":"https://pith.science/api/pith-number/VBTTXPRX4ZHP5E6XWKECIK5MUK/graph.json","events_json":"https://pith.science/api/pith-number/VBTTXPRX4ZHP5E6XWKECIK5MUK/events.json","paper":"https://pith.science/paper/VBTTXPRX"},"agent_actions":{"view_html":"https://pith.science/pith/VBTTXPRX4ZHP5E6XWKECIK5MUK","download_json":"https://pith.science/pith/VBTTXPRX4ZHP5E6XWKECIK5MUK.json","view_paper":"https://pith.science/paper/VBTTXPRX","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2507.14786&json=true","fetch_graph":"https://pith.science/api/pith-number/VBTTXPRX4ZHP5E6XWKECIK5MUK/graph.json","fetch_events":"https://pith.science/api/pith-number/VBTTXPRX4ZHP5E6XWKECIK5MUK/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/VBTTXPRX4ZHP5E6XWKECIK5MUK/action/timestamp_anchor","attest_storage":"https://pith.science/pith/VBTTXPRX4ZHP5E6XWKECIK5MUK/action/storage_attestation","attest_author":"https://pith.science/pith/VBTTXPRX4ZHP5E6XWKECIK5MUK/action/author_attestation","sign_citation":"https://pith.science/pith/VBTTXPRX4ZHP5E6XWKECIK5MUK/action/citation_signature","submit_replication":"https://pith.science/pith/VBTTXPRX4ZHP5E6XWKECIK5MUK/action/replication_record"}},"created_at":"2026-07-05T11:53:05.534668+00:00","updated_at":"2026-07-05T11:53:05.534668+00:00"}