{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:7QALB57KDGCVRDKX4HTAX6CN5F","short_pith_number":"pith:7QALB57K","schema_version":"1.0","canonical_sha256":"fc00b0f7ea1985588d57e1e60bf84de9612e4ece91a9773a9b29ecbd42a50328","source":{"kind":"arxiv","id":"1207.3870","version":1},"attestation_state":"computed","paper":{"title":"Investigation of steady-state and time-dependent luminescence properties of colloidal InGaP quantum dots","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","physics.chem-ph","physics.optics"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Nikesh V. Valappil, Subhasish Chatterjee, Vinod M. Menon","submitted_at":"2012-07-17T03:53:28Z","abstract_excerpt":"Quantum dots play a promising role in the development of novel optical and biosensing devices. In this study, we investigated steady-state and time-dependent luminescence properties of InGaP/ZnS core/shell colloidal quantum dots in a solution phase at room temperature. The steady state experiments exhibited an emission maximum at 650 nm with full width at half maximum of ~ 85 nm, and strong first-excitonic absorption peak at 600 nm. The time-resolved luminescence measurements depicted a bi-exponential decay profile with lifetimes of {\\tau}1\\sim 47 ns and {\\tau} 2\\sim 142 ns at the emission max"},"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":"1207.3870","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2012-07-17T03:53:28Z","cross_cats_sorted":["cond-mat.mes-hall","physics.chem-ph","physics.optics"],"title_canon_sha256":"6278b811cb7c379c40b9a2a48fbd95d6a7135d923eba428cbc406a809331deae","abstract_canon_sha256":"fa00e73cfcaebc0ed31d60337316aabd002196c8ce03d6368409db6744b244ca"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:49:59.440543Z","signature_b64":"/S8X0TfA54qoBHjH1h0iIz6TAEJOera8s26e5rnz+FHCcaOYA9WRD11alDeeH4ZhW/jrtj2v7x3bFYR7Bva2DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fc00b0f7ea1985588d57e1e60bf84de9612e4ece91a9773a9b29ecbd42a50328","last_reissued_at":"2026-05-18T03:49:59.439982Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:49:59.439982Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Investigation of steady-state and time-dependent luminescence properties of colloidal InGaP quantum dots","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","physics.chem-ph","physics.optics"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Nikesh V. Valappil, Subhasish Chatterjee, Vinod M. Menon","submitted_at":"2012-07-17T03:53:28Z","abstract_excerpt":"Quantum dots play a promising role in the development of novel optical and biosensing devices. In this study, we investigated steady-state and time-dependent luminescence properties of InGaP/ZnS core/shell colloidal quantum dots in a solution phase at room temperature. The steady state experiments exhibited an emission maximum at 650 nm with full width at half maximum of ~ 85 nm, and strong first-excitonic absorption peak at 600 nm. The time-resolved luminescence measurements depicted a bi-exponential decay profile with lifetimes of {\\tau}1\\sim 47 ns and {\\tau} 2\\sim 142 ns at the emission max"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1207.3870","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":"1207.3870","created_at":"2026-05-18T03:49:59.440054+00:00"},{"alias_kind":"arxiv_version","alias_value":"1207.3870v1","created_at":"2026-05-18T03:49:59.440054+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1207.3870","created_at":"2026-05-18T03:49:59.440054+00:00"},{"alias_kind":"pith_short_12","alias_value":"7QALB57KDGCV","created_at":"2026-05-18T12:26:58.693483+00:00"},{"alias_kind":"pith_short_16","alias_value":"7QALB57KDGCVRDKX","created_at":"2026-05-18T12:26:58.693483+00:00"},{"alias_kind":"pith_short_8","alias_value":"7QALB57K","created_at":"2026-05-18T12:26:58.693483+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/7QALB57KDGCVRDKX4HTAX6CN5F","json":"https://pith.science/pith/7QALB57KDGCVRDKX4HTAX6CN5F.json","graph_json":"https://pith.science/api/pith-number/7QALB57KDGCVRDKX4HTAX6CN5F/graph.json","events_json":"https://pith.science/api/pith-number/7QALB57KDGCVRDKX4HTAX6CN5F/events.json","paper":"https://pith.science/paper/7QALB57K"},"agent_actions":{"view_html":"https://pith.science/pith/7QALB57KDGCVRDKX4HTAX6CN5F","download_json":"https://pith.science/pith/7QALB57KDGCVRDKX4HTAX6CN5F.json","view_paper":"https://pith.science/paper/7QALB57K","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1207.3870&json=true","fetch_graph":"https://pith.science/api/pith-number/7QALB57KDGCVRDKX4HTAX6CN5F/graph.json","fetch_events":"https://pith.science/api/pith-number/7QALB57KDGCVRDKX4HTAX6CN5F/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/7QALB57KDGCVRDKX4HTAX6CN5F/action/timestamp_anchor","attest_storage":"https://pith.science/pith/7QALB57KDGCVRDKX4HTAX6CN5F/action/storage_attestation","attest_author":"https://pith.science/pith/7QALB57KDGCVRDKX4HTAX6CN5F/action/author_attestation","sign_citation":"https://pith.science/pith/7QALB57KDGCVRDKX4HTAX6CN5F/action/citation_signature","submit_replication":"https://pith.science/pith/7QALB57KDGCVRDKX4HTAX6CN5F/action/replication_record"}},"created_at":"2026-05-18T03:49:59.440054+00:00","updated_at":"2026-05-18T03:49:59.440054+00:00"}