Aggregation-induced emissions 1 Amine compounds 1 Amines 1 Amino acids 1 Block co polymers 1 Block copolymers 1 Core-cross-linked nanoparticle 1 Crosslinking 1 Fluorenes 1 Fluorescence quenching 1 Fluorescent amine detection 1 Functional polymers 1 Nanoparticles 1 PH-responsive 1 Ph-responsive nanoparticle Polyelectrolytes 1 Self-assembled block copolymer 1 Shells (structures) 1 Stimuli-responsive 1 aggregation-induced emission 1 core-cross-linked nanoparticles 1 fluorescent amine detection 1 pH-responsive nanoparticles 1 self-assembled block copolymer 1