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High Energy Physics - Phenomenology · arXiv:hep-ph/9710382 v3 · submitted 16 Oct 1997

Chiral Anomaly and Eta-Eta' Mixing

E.P. Venugopal, Barry R. Holstein

The paper says

“We extract reasonably precise renormalized values of the octet and singlet pseudoscalar decay constants F8,F0 as well as the mixing angle θ.”

from the abstract · picked out as the main claim by a classifier

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The paper

Abstract

We determine the η−η′ mixing angle via a procedure relatively independent of theoretical assumptions by simultaneously fitting η−eta′ reactions involving the anomaly–η,η′ → γγ,π+π−γ. We extract reasonably precise renormalized values of the octet and singlet pseudoscalar decay constants F8,F0 as well as the mixing angle θ.

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abstract compiled · 2026-09-23 · no language-model review

How the main claim is stated: asserted 1.00

What the abstract itself states, as probabilities: claims first 0.03 · states limitation 0.12 · human participants 0.02 · controlled comparison 0.02 · randomized assignment 0.01 · states quantitative result 0.12 · compares with prior results 0.11 · mentions code or data availability 0.02

The abstract, sentence by sentence

This table labels the abstract only (arXiv listing abstract v3). The number is the probability the classifier gave the label.

SentenceRoleThe authors' own workStates the main conclusionStrength
We determine the $\eta-\eta'$ mixing angle via a procedure relatively independent of theoretical assumptions by simultaneously fitting $\eta- eta'$ reactions involving the anomaly--$\eta,\eta'\to\gamma\gamma, \pi^+\pi^-\gamma$. method 0.89 0.95 0.33 asserted 1.00
We extract reasonably precise renormalized values of the octet and singlet pseudoscalar decay constants $F_8,F_0$ as well as the mixing angle $\theta$. result 0.99 0.95 0.47 asserted 1.00

What kind of paper the classifier reports this is: empirical study 0.63 · evidence from analysis of existing data 0.84

What was examined, and what was not

Sources read

  • arXiv listing abstract v3

Not examined

  • full text
  • figures and tables
  • references and citing sentences
  • relations to other papers

Levels run

  • P abstract

Not run

  • S sections
  • T body sentences
  • C citations
  • R cross-paper relations

How the labels were made

Compiled by classifier-1.13-20260917 via OpenRouter, question bank abstract-p1-20260923, 2026-09-23: 1 request, 2,353 input tokens, $0.0001 reported.

Every quoted sentence on this record is the authors'. Every label is from Pith's closed vocabulary, with the probability shown beside it. This record as JSON

Cited by 6 Pith papers
How the literature uses it

7 arXiv papers cite this in 10 sentences

Each citing sentence is taken from the citing paper's LaTeX source and typed by Pith's classifier. A label appears at probability 0.8 or more (0.95 for support), a contest at 0.7 or more; the quoted words are the citing authors'. How each label was checked · JSON

Papers citing it · 9 sentences without a confident label

Uses its data or values 1 paper
  • In fact, when $η$ meson is substituted by $η^'$ meson, the coupling constant $g__K_0^∗±$ is improved to $g__K_0^∗± = 20.54 GeV$, but coupling constant $g_K^∗K η^'$ is suppressed to $g_K^∗K η^' = 1.095$ when the mixing angle $θ_P = -9.95^∘$ [ref] and $f_8 = 1.26 f_π$ [ref] are applied.

    Properties of the Scalar Mesons below 1.0 GeV as Hadronic Molecules · Discussions and Conclusions · 0.91

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