Fig. 1From: Impurity Location-Dependent Relaxation Dynamics of Cu:CdS Quantum DotsSchematic representation of pristine (CdS), 2% Cu-doped (d-Cu:CdS), 2% Cu-exchanged (e-Cu:CdS), and 2% Cu-adsorbed CdS (a-Cu:CdS) QDs, where the red dots represent Cu impuritiesBack to article page