0121a 0129a 0212b2 0218_topo_crop 0225_crop1_cal 12_15_CdSe_nws_0_1stframe_cal 12_16_CdSe_nws_0_1stframe_cal 12_17_CdSe_nws_a0_1stframe_cal 12_20_CdSe_nws_a0_1stframe_cal Figure3 HgS confocal_1 confocal_2 confocal_3 confocal_4