主题词：Advanced Photocatalysis Techniques; TiO2 Photocatalysis and Solar Cells; Photochemistry and Electron Transfer Studies; Luminescence and Fluorescent Materials; Photodynamic Therapy Research Studies; Porphyrin and Phthalocyanine Chemistry; Nanoplatforms for cancer theranostics; Radical Photochemical Reactions; Advanced Nanomaterials in Catalysis; Photochromic and Fluorescence Chemistry; Advanced Chemical Physics Studies; Molecular Sensors and Ion Detection; Photosynthetic Processes and Mechanisms; Gas Sensing Nanomaterials and Sensors; Organic Light-Emitting Diodes Research; Spectroscopy and Quantum Chemical Studies; Carbon and Quantum Dots Applications; Photoreceptor and optogenetics research; Gold and Silver Nanoparticles Synthesis and Applications; Advanced oxidation water treatment; Copper-based nanomaterials and applications; Oxidative Organic Chemistry Reactions; Organic Electronics and Photovoltaics; Luminescence Properties of Advanced Materials; Catalytic Processes in Materials Science