Gluonic correlation length from spin-dependent potentials

The vacuum gluonic correlation length is extracted from recent lattice data on spin-dependent interquark potentials in heavy quarkonia. It is shown that the data are consistent with extremely small values of the correlation length, T g ≲ 0.1 fm.

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Veröffentlicht in:JETP letters 2008, Vol.88 (9), p.558-563
Hauptverfasser: Badalian, A. M., Nefediev, A. V., Simonov, Yu. A.
Format: Artikel
Sprache:eng
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Zusammenfassung:The vacuum gluonic correlation length is extracted from recent lattice data on spin-dependent interquark potentials in heavy quarkonia. It is shown that the data are consistent with extremely small values of the correlation length, T g ≲ 0.1 fm.
ISSN:0021-3640
1090-6487
DOI:10.1134/S0021364008210029