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