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The height chi_{max} and the position T(chi_{max}) of the maximum in the chi_0(T) curve exhibit a characteristic dependence on the frustration parameter J2/|J1|, which is well described by power laws, chi_{max}=a(J2-J2^c)^{-nu} and T(chi_{max})=b(J_2-J_2^c), where J2^c = 0.4 and nu is of the order of unity.The correlation length diverges at low temperatures as xi \\pro"},"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":"1210.4414","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2012-10-16T14:00:31Z","cross_cats_sorted":[],"title_canon_sha256":"b52996ac533a51a4540674372b2c568d31c063237b74deb07f3807063b275a96","abstract_canon_sha256":"3ad038663b65b807be91875a33e048360f506ed329e8306e3dfe51e1877502af"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:19:22.417293Z","signature_b64":"cazjI9C3oVL3Z1PIU6eqBk66SOdusV75KwH0Tjf3QRUmloSTQ/nsUKprpBshXYMJtJylt6oysFRV9r+36TA8Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"477322e10ad2109bbdee997e8a6225e7250599e6eb475b998ee507a459b10b1b","last_reissued_at":"2026-05-18T03:19:22.415919Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:19:22.415919Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Thermodynamics of the two-dimensional frustrated J1-J2 Heisenberg ferromagnet in the collinear stripe regime: Susceptibility and correlation length","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"D. Ihle, J. Richter, M. H\\\"artel, O. G\\\"otze, S.-L. Drechsler","submitted_at":"2012-10-16T14:00:31Z","abstract_excerpt":"We calculate the temperature dependence of the correlation length xi and the uniform susceptibility chi_0 of the frustrated J1-J2 square-lattice Heisenberg ferromagnet in the collinear stripe phase using Green-function technique. 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