https://doi.org/10.1140/epja/i2006-10184-7
QNP 2006
Dimension-2 condensates, ζ-regularization and large- Nc Regge models
1
Departamento de Fısica Atómica, Molecular y Nuclear, Universidad de Granada, E-18071, Granada, Spain
2
The H. Niewodniczański Institute of Nuclear Physics, Polish Academy of Sciences, PL-31342, Kraków, Poland
3
Institute of Physics, Świetokrzyska Academy, PL-25406, Kielce, Poland
Received:
25
October
2006
Accepted:
1
November
2006
Published online:
19
February
2007
Dimension-2 and -4 gluon condensates are re-analyzed in large-Nc Regge models with the ζ-function regularization which preserves the spectrum in any ¯q channel separately. We demonstrate that the signs and magnitudes of both condensates can be properly described within the framework.
PACS: 12.38.Lg Other nonperturbative calculations – / 12.38.-t Quantum chromodynamics –
© Società Italiana di Fisica and Springer-Verlag, 2007