Effect of photonic number on ESD 9°92=0001 35 92=1 0.8 25 0.6 CAB and N opposite behavior 0.2 05 2468 Gt/ Gtr 日 Nh suppress CaB Bell state 1 吗吗2∞01( 马21(的 0.8 ii! 06:; 0.2 Possible origin of esd Gtz Gt/T Bell state 2Effect of photonic number on ESD Bell state 1 Bell state 2 □ CAB and Nph opposite behavior □ Nph suppress CAB Possible origin of ESD