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Highly sensitive and selective label-free detection of dopamine in human serum based on nitrogen-doped graphene quantum dots decorated on Au nanoparticles: Mechanistic insights through microscopic and spectroscopic studies

NanoparticlesGraphene Quantum DotEngineeringCarbon-based MaterialNanomaterialsNanotechnologyAu NanoparticlesGrapheneSelective Label-free DetectionChemistryNanosensorHuman SerumBiophysics