主题词：Organic Electronics and Photovoltaics; solar cell performance optimization; Conducting polymers and applications; Organic Light-Emitting Diodes Research; Thin-Film Transistor Technologies; Quantum Dots Synthesis And Properties; Perovskite Materials and Applications; Chalcogenide Semiconductor Thin Films; Thermal Radiation and Cooling Technologies; Nanowire Synthesis and Applications; Advanced Photocatalysis Techniques; Semiconductor Quantum Structures and Devices; Silicon and Solar Cell Technologies; Photonic and Optical Devices; Solar Thermal and Photovoltaic Systems; Photovoltaic System Optimization Techniques; Molecular Junctions and Nanostructures; TiO2 Photocatalysis and Solar Cells; Copper-based nanomaterials and applications; GaN-based semiconductor devices and materials; Luminescence and Fluorescent Materials; ZnO doping and properties; Silicon Nanostructures and Photoluminescence; Plasmonic and Surface Plasmon Research; Optical Coatings and Gratings