Spin Splittings in Heavy Quarkonia

Pantaleone, James T.; Tye, S.H.Henry; Ng, Yee Jack

doi:10.1103/PhysRevD.33.777

Spin Splittings in Heavy Quarkonia

James T. Pantaleone
(
- Cornell U., LNS
)
,
S.H.Henry Tye
(
- Cornell U., LNS
)
,
Yee Jack Ng
(
- North Carolina U.
)

Aug, 1985

77 pages

Published in:

Phys.Rev.D 33 (1986) 777

DOI:

10.1103/PhysRevD.33.777

Report number:

CLNS-85-664,
CLNS-85-664-ADD

View in:

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Abstract: (APS)

The spin-dependent potentials in the formalism of Eichten and Feinberg and Gromes are generalized. Consistency of the observed spin splittings in the J/ψ and Υ systems with QCD imposes stringent constraints on the type of nonperturbative spin-dependent forces allowed.

CHARMONIUM
BOTTOMONIUM
QUARK ANTIQUARK: POTENTIAL
DEPENDENCE: SPIN
spin dependence
QUANTUM CHROMODYNAMICS: LAMBDA PARAMETER
PERTURBATION THEORY: HIGHER-ORDER
RADIATIVE CORRECTION
QUARKONIUM: FINE STRUCTURE
QUARKONIUM: HYPERFINE STRUCTURE

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