主题词：Advanced biosensing and bioanalysis techniques; Analytical chemistry methods development; Electrochemical sensors and biosensors; Electrochemical Analysis and Applications; Biosensors and Analytical Detection; Analytical Chemistry and Chromatography; Analytical Chemistry and Sensors; Molecular Sensors and Ion Detection; Advanced Chemical Sensor Technologies; Mass Spectrometry Techniques and Applications; Advanced Nanomaterials in Catalysis; Spectroscopy and Chemometric Analyses; Pesticide Residue Analysis and Safety; Microfluidic and Capillary Electrophoresis Applications; Gold and Silver Nanoparticles Synthesis and Applications; Metabolomics and Mass Spectrometry Studies; Carbon and Quantum Dots Applications; Nanocluster Synthesis and Applications; Diverse Scientific and Economic Studies; Luminescence and Fluorescent Materials; Spectroscopy Techniques in Biomedical and Chemical Research; Conducting polymers and applications; Sulfur Compounds in Biology; Analytical Methods in Pharmaceuticals; Antibiotics Pharmacokinetics and Efficacy