Splittings of
3--
and
1--
1D states:
states
|
mass difference
(MeV)
|
| |
ρ(1690)
ρ(1450)
|
≅ 240
|
Υ(10204)
Υ(10129)
|
≅ 75
|
Follows reasonably well the
1/√(flavor mass)
rule
for flavor independence:
1/√(mu,d) : 1/√(mb)
= 3.4 : 1
flavor masses are from Phys. Rev. D27, 1527 (1983)
The ρ(1450) is classified ρ(2S) in PDG Tables!
|