主题词：Solid-state spectroscopy and crystallography; Analytical Chemistry and Chromatography; Molecular spectroscopy and chirality; Photochemistry and Electron Transfer Studies; Analytical chemistry methods development; Spectroscopy and Chemometric Analyses; Advanced Chemical Physics Studies; Spectroscopy and Laser Applications; Metal complexes synthesis and properties; Molecular Spectroscopy and Structure; Electrochemical Analysis and Applications; Spectroscopy and Quantum Chemical Studies; Lanthanide and Transition Metal Complexes; Analytical Chemistry and Sensors; Spectroscopy Techniques in Biomedical and Chemical Research; Nonlinear Optical Materials Research; Mass Spectrometry Techniques and Applications; Inorganic and Organometallic Chemistry; Luminescence Properties of Advanced Materials; Advanced Chemical Sensor Technologies; Chemical Thermodynamics and Molecular Structure; Protein Interaction Studies and Fluorescence Analysis; Molecular Sensors and Ion Detection; Free Radicals and Antioxidants; Advanced NMR Techniques and Applications