主题词：Photodynamic Therapy Research Studies; Photochemistry and Electron Transfer Studies; Porphyrin and Phthalocyanine Chemistry; Nanoplatforms for cancer theranostics; Photochromic and Fluorescence Chemistry; Skin Protection and Aging; Photoreceptor and optogenetics research; Luminescence and Fluorescent Materials; Photosynthetic Processes and Mechanisms; Advanced Photocatalysis Techniques; Radical Photochemical Reactions; TiO2 Photocatalysis and Solar Cells; bioluminescence and chemiluminescence research; Molecular Sensors and Ion Detection; Light effects on plants; Spectroscopy and Quantum Chemical Studies; Advanced oxidation water treatment; Advanced biosensing and bioanalysis techniques; Free Radicals and Antioxidants; DNA and Nucleic Acid Chemistry; Analytical Chemistry and Sensors; Lanthanide and Transition Metal Complexes; Algal biology and biofuel production; Advanced Fluorescence Microscopy Techniques; Biocrusts and Microbial Ecology