{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:LKWQMC7L6ZEWFLOBBNVK2ELWWP","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"48e60bdc524ee8993f22a38cfc2961d795e1fa3095197f4beb67b2cf89b68bcb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-12-04T07:07:46Z","title_canon_sha256":"62196a48bd716d310de4fe20c3330c6bd505404cab44022164c9c5a74047d5e5"},"schema_version":"1.0","source":{"id":"1412.1566","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1412.1566","created_at":"2026-05-18T02:32:06Z"},{"alias_kind":"arxiv_version","alias_value":"1412.1566v1","created_at":"2026-05-18T02:32:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1412.1566","created_at":"2026-05-18T02:32:06Z"},{"alias_kind":"pith_short_12","alias_value":"LKWQMC7L6ZEW","created_at":"2026-05-18T12:28:38Z"},{"alias_kind":"pith_short_16","alias_value":"LKWQMC7L6ZEWFLOB","created_at":"2026-05-18T12:28:38Z"},{"alias_kind":"pith_short_8","alias_value":"LKWQMC7L","created_at":"2026-05-18T12:28:38Z"}],"graph_snapshots":[{"event_id":"sha256:dd2d604983f106edb373027c8cc8fa93e37fb6600facc4b724512a9c74087533","target":"graph","created_at":"2026-05-18T02:32:06Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"We study the light matter interaction in WS$_{2}$ nanotube-graphene hybrid devices. Using scanning photocurrent microscopy we find that by engineering graphene electrodes for WS$_{2}$ nanotubes we can improve the collection of photogenerated carriers. We observe inhomogeneous spatial photocurrent response with an external quantum efficiency of $\\sim 1\\%$ at 0 V bias. We show that defects play an important role and can be utilized to enhance and tune photocarrier generation.","authors_text":"Bhagyashree A. Chalke, Gobinath Jegannathan, John P. Mathew, Mandar M. Deshmukh, Pratiksha D. Dongare, Rudheer D. Bapat, Sameer Grover, S. C. Purandare","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-12-04T07:07:46Z","title":"Light matter interaction in WS$_{2}$ nanotube-graphene hybrid devices"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.1566","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:aa33b5c33688b3efe635b39368c23a63f124f1793d906575e75dce14cbaf4ed9","target":"record","created_at":"2026-05-18T02:32:06Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"48e60bdc524ee8993f22a38cfc2961d795e1fa3095197f4beb67b2cf89b68bcb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-12-04T07:07:46Z","title_canon_sha256":"62196a48bd716d310de4fe20c3330c6bd505404cab44022164c9c5a74047d5e5"},"schema_version":"1.0","source":{"id":"1412.1566","kind":"arxiv","version":1}},"canonical_sha256":"5aad060bebf64962adc10b6aad1176b3f160c33972c874359505487948bc4a4a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5aad060bebf64962adc10b6aad1176b3f160c33972c874359505487948bc4a4a","first_computed_at":"2026-05-18T02:32:06.979263Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:32:06.979263Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Im/8yHskZ3IR6rcpcyTIazpDwemcjgRWFC1xbWNIHRy76tIOhxJxkkapURqP2KasZzQs40YbWtoeCfBcFlE5Ag==","signature_status":"signed_v1","signed_at":"2026-05-18T02:32:06.979769Z","signed_message":"canonical_sha256_bytes"},"source_id":"1412.1566","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:aa33b5c33688b3efe635b39368c23a63f124f1793d906575e75dce14cbaf4ed9","sha256:dd2d604983f106edb373027c8cc8fa93e37fb6600facc4b724512a9c74087533"],"state_sha256":"3243de3c99cef5044226e01a3591499e99d961b18cc71db2309e2d6101cadd1d"}