197 citations · 534 across the 9 of their papers we have counts for
Showing 1999Show all
2 papers · 1 filter
hep-ph1999
On the Gauge Invariance of the Z-Boson Mass
J. Gegelia, G. Japaridze, A. Tkabladze +2
The different schemes for the definition of the Z boson mass are analyzed. It is shown that the scheme, defining the mass as pole of the real part of the Z boson propagator and the…
hep-ph1999
Color Octet Contribution to J/psi Photoproduction Asymmetries
George Japaridze, Wolf-Dieter Nowak, Avto Tkabladze
We investigate photoproduction asymmetries in the framework of the NRQCD factorization approach. It is shown that the color octet contribution leads to large uncertainties in…