TAR Inclusive electron decomposition Three components of inclusive electron heavy-flavor decay(c, b) photonic background electron ☆ Dalitz decay of light mesons(π0,netc) gamma conversions other background electron 令Ks3 decay dielectron decays of vector mesons Photonic background has to be removed or subtracted e Jin-------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------------------------------------------------------------- F. Jin 9 Three components of inclusive electron: ➢ heavy-flavor decay (c,b) ➢ photonic background electron ❖ Dalitz decay of light mesons (     etc) ❖ gamma conversions ➢ other background electron ❖ Ke3 decay ❖ dielectron decays of vector mesons Photonic background has to be removed or subtracted Inclusive electron decomposition