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We find that the effect of the $U_A (1)$ anomaly combined with flavor-symmetry breaking modifies the Goldberger-Treiman relation for the mass difference between the ground state $\\Lambda_Q (1/2^+)$ and its chiral partner $\\Lambda_Q (1/2^-)$, and $\\Lambda_Q (1/2^-) \\Lambda_Q"},"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":"2009.06243","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-09-14T07:50:57Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"9925fa7980cd903ba767ffea8079dddbfa188ff8e7d86161a83fae533e00dfcf","abstract_canon_sha256":"b322d82776ce103b3806772d22914870d54b9a3987e843a5caca8993e3cabf19"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:02:44.825644Z","signature_b64":"D2BBn//IJroTIEih2q89+9WCkzS+T29n+Bf1WC50O5fq2cDN5Sxda1+JzI0YxdP1PucoS3vTd52hdVDZmk8dDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"187244eeb7b31f512d9f1aa89d236e67bd3fe28247aede4d475de50deaf75b68","last_reissued_at":"2026-07-05T02:02:44.825197Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:02:44.825197Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Suppression of decay widths in singly heavy baryons induced by the $U_A (1)$ anomaly","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-ph","authors_text":"Kei Suzuki, Makoto Oka, Masayasu Harada, Yohei Kawakami","submitted_at":"2020-09-14T07:50:57Z","abstract_excerpt":"We study strong and radiative decays of excited singly heavy baryons (SHBs) using an effective chiral Lagrangian based on the diquark picture proposed in Ref. 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