{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:UZTDUEDRXQTXLHR6IACMBJ2CR6","short_pith_number":"pith:UZTDUEDR","schema_version":"1.0","canonical_sha256":"a6663a1071bc27759e3e4004c0a7428fa326c2c02c6806895718cc4236f2ffc8","source":{"kind":"arxiv","id":"2102.08919","version":2},"attestation_state":"computed","paper":{"title":"Significant Inverse Magnetocaloric Effect induced by Quantum Criticality","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Hai Jin, Jun He, Tao Liu, Wei Li, Wentao Jin, Xian-Lei Sheng, Xin-Yang Liu, Yuan Gao, Ziyu Chen","submitted_at":"2021-02-17T18:22:22Z","abstract_excerpt":"The criticality-enhanced magnetocaloric effect (MCE) near a field-induced quantum critical point (QCP) in the spin systems constitutes a very promising and highly tunable alternative to conventional adiabatic demagnetization refrigeration. Strong fluctuations in the low-$T$ quantum critical regime can give rise to a large thermal entropy change and thus significant cooling effect when approaching the QCP. In this work, through efficient and accurate many-body calculations, we show there exists a significant inverse MCE(iMCE) in the spin-1 quantum chain materials(CH$_3$)$_4$NNi(NO$_2$)$_3$ (TMN"},"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":"2102.08919","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2021-02-17T18:22:22Z","cross_cats_sorted":[],"title_canon_sha256":"242af48bc611e74b0117a482394e57a50360355645264e3c0728b2e7b19fb4b7","abstract_canon_sha256":"22b57dd66348635111ef4f7e9051185055354ffe246e031af216b0b2fb11d7d9"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:21:08.518156Z","signature_b64":"tVB2+ojpBJD9PMIaD5jT6jTPsqsWFty+r5sb7V2i/nUnKbK1LxNk0tm3udjdNHO7IqkVTb4QK8cytplgAPPlDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a6663a1071bc27759e3e4004c0a7428fa326c2c02c6806895718cc4236f2ffc8","last_reissued_at":"2026-07-05T03:21:08.517679Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:21:08.517679Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Significant Inverse Magnetocaloric Effect induced by Quantum Criticality","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Hai Jin, Jun He, Tao Liu, Wei Li, Wentao Jin, Xian-Lei Sheng, Xin-Yang Liu, Yuan Gao, Ziyu Chen","submitted_at":"2021-02-17T18:22:22Z","abstract_excerpt":"The criticality-enhanced magnetocaloric effect (MCE) near a field-induced quantum critical point (QCP) in the spin systems constitutes a very promising and highly tunable alternative to conventional adiabatic demagnetization refrigeration. Strong fluctuations in the low-$T$ quantum critical regime can give rise to a large thermal entropy change and thus significant cooling effect when approaching the QCP. In this work, through efficient and accurate many-body calculations, we show there exists a significant inverse MCE(iMCE) in the spin-1 quantum chain materials(CH$_3$)$_4$NNi(NO$_2$)$_3$ (TMN"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2102.08919","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/2102.08919/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":"2102.08919","created_at":"2026-07-05T03:21:08.517732+00:00"},{"alias_kind":"arxiv_version","alias_value":"2102.08919v2","created_at":"2026-07-05T03:21:08.517732+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2102.08919","created_at":"2026-07-05T03:21:08.517732+00:00"},{"alias_kind":"pith_short_12","alias_value":"UZTDUEDRXQTX","created_at":"2026-07-05T03:21:08.517732+00:00"},{"alias_kind":"pith_short_16","alias_value":"UZTDUEDRXQTXLHR6","created_at":"2026-07-05T03:21:08.517732+00:00"},{"alias_kind":"pith_short_8","alias_value":"UZTDUEDR","created_at":"2026-07-05T03:21:08.517732+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/UZTDUEDRXQTXLHR6IACMBJ2CR6","json":"https://pith.science/pith/UZTDUEDRXQTXLHR6IACMBJ2CR6.json","graph_json":"https://pith.science/api/pith-number/UZTDUEDRXQTXLHR6IACMBJ2CR6/graph.json","events_json":"https://pith.science/api/pith-number/UZTDUEDRXQTXLHR6IACMBJ2CR6/events.json","paper":"https://pith.science/paper/UZTDUEDR"},"agent_actions":{"view_html":"https://pith.science/pith/UZTDUEDRXQTXLHR6IACMBJ2CR6","download_json":"https://pith.science/pith/UZTDUEDRXQTXLHR6IACMBJ2CR6.json","view_paper":"https://pith.science/paper/UZTDUEDR","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2102.08919&json=true","fetch_graph":"https://pith.science/api/pith-number/UZTDUEDRXQTXLHR6IACMBJ2CR6/graph.json","fetch_events":"https://pith.science/api/pith-number/UZTDUEDRXQTXLHR6IACMBJ2CR6/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/UZTDUEDRXQTXLHR6IACMBJ2CR6/action/timestamp_anchor","attest_storage":"https://pith.science/pith/UZTDUEDRXQTXLHR6IACMBJ2CR6/action/storage_attestation","attest_author":"https://pith.science/pith/UZTDUEDRXQTXLHR6IACMBJ2CR6/action/author_attestation","sign_citation":"https://pith.science/pith/UZTDUEDRXQTXLHR6IACMBJ2CR6/action/citation_signature","submit_replication":"https://pith.science/pith/UZTDUEDRXQTXLHR6IACMBJ2CR6/action/replication_record"}},"created_at":"2026-07-05T03:21:08.517732+00:00","updated_at":"2026-07-05T03:21:08.517732+00:00"}