Synergistic catalysis of triethylamine by Pd nanocubes/Au nanoclusters heterostructure: An enhanced Au nanoclusters-triethylamine electrochemiluminescence system for As3+ aptasensing

Key Points

• Enhanced aptasensing of As3+ is achieved via the synergistic effect of Pd nanocubes and Au nanoclusters in the electrochemiluminescence system.
• Electrochemiluminescence significantly improves with the introduction of a heterostructure, optimizing the triethylamine response.
• Utilizing nanoclusters and nanocubes enhances the efficiency of the catalytic process, boosting detection sensitivity.
• The synergy between Pd and Au materials hints at exciting prospects for advanced sensing technologies in environmental monitoring.