Surface ligand modified silver nanoparticles-based SERS sensing platform for ultrasensitive detection of the pesticide thiram in green tea leaves: roles of coating agents in sensing performance
D. Linh, Mai Quan Doan, Dao Thi Nguyet Nga, Nguyen Tuan Anh, Van-Tuan Hoang, Ha Anh Nguyen, Xuan Hoa Vu, Anh-Tuan Le
Abstract
We fabricated three AgNPs: Ag-citrate, Ag-oleic, and Ag-bio. All exhibit a SERS effect enhancing thiram's Raman signal. Notably, Ag-Oleic shows superior performance, serving as an active SERS substrate for thiram detection in tea leaves.
Topics & Concepts
ThiramCoatingNanoparticleNanotechnologySilver nanoparticlePesticideLigand (biochemistry)ChemistryEnvironmental chemistryMaterials scienceBiologyBiochemistryAgronomyReceptorGold and Silver Nanoparticles Synthesis and ApplicationsBiosensors and Analytical DetectionAdvanced Nanomaterials in Catalysis