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ESR studies of magnetic excitations in DTN in fields up to 25 T are presented. Based on analysis of the single-magnon excitation mode in the high-field spin-polarized phase and previous experimental results [Phys. Rev. Lett. 96, 077204 (2006)], a revised set of spin-Hamiltonian parameters is obtained. Our results yield $D=8.9$ K, $J_c=2.2$ K, and $J_{a,b}=0.18$ K for the anisotropy, intrachain, and interchain exchan"},"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":"cond-mat/0701750","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.str-el","submitted_at":"2007-01-30T13:48:20Z","cross_cats_sorted":[],"title_canon_sha256":"4cd5ec613d883276db0b6ebfb8f339023b747821c2e0a9e17714a4d7bd8e07e2","abstract_canon_sha256":"85633e24b48fbca7b3f882e35745308d0e40378e7c8eadd6f397c47906575f09"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:47:41.961226Z","signature_b64":"wvZo2wicO//BskyZ1MIo92K4uAWcbfYHHjq5K9FJEeEKnmgNuQD+S6GQz1AQD8wAlYM9ChsXB3rud0Fw2TzADA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3a7d282aec7e50633767ef827d3e868af48a6c89da07c363a6c2c6d121e81a5b","last_reissued_at":"2026-05-18T03:47:41.960806Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:47:41.960806Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Magnetic Excitations in the Spin-1 Anisotropic Heisenberg Antiferromagnetic Chain System NiCl$_2$-4SC(NH$_2$)$_2$","license":"","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"A. 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