主题词：Optical Network Technologies; Photonic and Optical Devices; Advanced Photonic Communication Systems; Semiconductor Lasers and Optical Devices; Advanced Fiber Optic Sensors; Advanced Fiber Laser Technologies; Advanced Optical Network Technologies; Photonic Crystal and Fiber Optics; Optical Wireless Communication Technologies; Photonic Crystals and Applications; Optical Coatings and Gratings; Ferroelectric and Negative Capacitance Devices; Semiconductor Quantum Structures and Devices; Diverse Scientific and Economic Studies; Neural Networks and Reservoir Computing; Photorefractive and Nonlinear Optics; Plasmonic and Surface Plasmon Research; Mechanical and Optical Resonators; Magneto-Optical Properties and Applications; Advanced Optical Sensing Technologies; graph theory and CDMA systems; Big Data and Digital Economy; Solid State Laser Technologies; Optical Coherence Tomography Applications; PAPR reduction in OFDM