主题词：Molecular Sensors and Ion Detection; Nonlinear Optical Materials Research; Photochemistry and Electron Transfer Studies; Luminescence and Fluorescent Materials; Spectroscopy and Chemometric Analyses; Advanced biosensing and bioanalysis techniques; Metal complexes synthesis and properties; Spectroscopy Techniques in Biomedical and Chemical Research; Protein Interaction Studies and Fluorescence Analysis; Analytical Chemistry and Sensors; Spectroscopy and Quantum Chemical Studies; Gold and Silver Nanoparticles Synthesis and Applications; Electrochemical sensors and biosensors; Carbon and Quantum Dots Applications; Electrochemical Analysis and Applications; Free Radicals and Antioxidants; Advanced Nanomaterials in Catalysis; Luminescence Properties of Advanced Materials; Lanthanide and Transition Metal Complexes; Advanced Chemical Physics Studies; Analytical Chemistry and Chromatography; Porphyrin and Phthalocyanine Chemistry; Sulfur Compounds in Biology; Crystallography and molecular interactions; Nanocluster Synthesis and Applications