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The decay constants $f_T$ and $f_T^\\bot$ defined by the matrices of non-local operators on the lightcone are estimated using the QCD sum rule techniques. We also study the decay constants for $f_2(1270)$ and $f_2^\\prime(1525)$ based on the hypothesis of tensor meson dominance together with the data of $\\Gamma(f_2\\to \\pi\\pi)$ and $\\Gamma(f'_2\\to K\\bar K)$ and find that the results are in accordanc"},"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":"1007.3541","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2010-07-20T23:57:19Z","cross_cats_sorted":[],"title_canon_sha256":"613119945f3262cba2fef5754f07628314f1d9080c7d02e27365f7f4b4825f48","abstract_canon_sha256":"d750a0728fa533b03619dac1739be19f0e85c5c5c499bd39e3c5958989c98e28"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:33:08.965824Z","signature_b64":"xABtkCgsgI5LlSwvKqh8YJbUCXslk/ZDbqHJyRknywSg01aU7DGx6nZonoVSESU1ZZc1Rty0GtLtgohKSdbuCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"21e2b18888bc942b39e0ade11769c0e6ee4b6a02b69711289e7d7aeb1cbf3aa4","last_reissued_at":"2026-05-18T02:33:08.965386Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:33:08.965386Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Two-parton Light-cone Distribution Amplitudes of Tensor Mesons","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Hai-Yang Cheng, Kwei-Chou Yang, Yuji Koike","submitted_at":"2010-07-20T23:57:19Z","abstract_excerpt":"We present a detailed study of the two-parton light-cone distribution amplitudes for $1\\,^3P_2$ nonet tensor mesons. 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