DsJ(2317) → Ds0(2320)
K
+
K
-
pi
+
K
+
K
-
pi
+
pi
0
Babar,
Phys. Rev. Lett. 90, 242001 (2003)
Belle,
Phys. Rev. Lett. 92, 012002 (2004)
Mass =
2319.6
± 0.2 ± 1.4 MeV
and J
PC
=
0
+ +