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Use of the Goldstone-boson equivalence theorem reduces the problem to one involving only the physical Higgs boson $H$ and the Goldstone bosons $w^\\pm$ and $z$ of the unbroken theory. The two-loop corrections are opposite in sign to the one-loop electroweak corrections, exceed the one-loop corrections in magnitude for $M_H>1114\\ {\\rm GeV}$, and increase in relative magnitude as $M_H^2$ for larger values of $M_H$. We conclude th"},"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":"hep-ph/9412311","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1994-12-16T20:09:07Z","cross_cats_sorted":[],"title_canon_sha256":"7ac09d8236bd32b68eb86e31be07d8859dd52a5af17f97ecd1480a7a9f865cd2","abstract_canon_sha256":"824b454f88cfb5d89b026a8ab7a43397676aa100145316e29f8220024c7b2569"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:30:37.817395Z","signature_b64":"a6Ssww/DvxJwenYAtGLnHHpcZFgOBmhGin4YT3TuaB2rVkPLX5mKuC8q7fqYWJb5hC02DhFfLTObJoKt2WwxBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8943fd097a2c660895611f0ab89cd0551c5cdc3cf7ddcc2884e6cb0071bccd27","last_reissued_at":"2026-05-18T04:30:37.816751Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:30:37.816751Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Two-loop ${\\rm O}\\left(G_F^2M_H^4\\right)$ corrections to the fermionic decay rates of the Higgs boson","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Bernd A. Kniehl, Kurt Riesselmann, Loyal Durand","submitted_at":"1994-12-16T20:09:07Z","abstract_excerpt":"We calculate the dominant ${\\rm O}\\left(G_F^2M_H^4\\right)$ two-loop electroweak corrections to the fermi\\-onic decay widths of a heavy Higgs boson in the Standard Model. Use of the Goldstone-boson equivalence theorem reduces the problem to one involving only the physical Higgs boson $H$ and the Goldstone bosons $w^\\pm$ and $z$ of the unbroken theory. The two-loop corrections are opposite in sign to the one-loop electroweak corrections, exceed the one-loop corrections in magnitude for $M_H>1114\\ {\\rm GeV}$, and increase in relative magnitude as $M_H^2$ for larger values of $M_H$. 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