Y.Miake, 6th China-Japan Joint
Nuclear Physics Symposium, Shanghai, May 16-20, 2006


Study of electron for charm
g conversion
p0 ®
gee
h ® gee, 3p0
w ®
ee, p0ee
f ®
ee, hee
r ®
ee
h’ ®
gee


lOrigins of electrons
l“photonic”
lDalitz decays of p0,h,r,w,
lPhoton conversions
l“non-photonic”
lSemi-leptonic decays of heavy flavored mesons
lèElectron yields are
consistent with those photonic + charm decays.
