Colloidal semiconductor nanocrystals consist of ~ 1 -- 10 nm diameter semiconductor nanoparticles that have organic ligands bound to their surface .
Colloidal semiconductor nanocrystals are also called quantum dots ( QDs ) .
Colloidal semiconductor nanocrystals , which are also called quantum dots ( QDs ) , consist of ~ 1 -- 10 nm diameter semiconductor nanoparticles that have organic ligands bound to their surface .