Fiber optic sensors Nanophotonic devices Photonic crystal fiber Intelligent lighting system Fiber optic communication and network Free space optical communication High speed optical communication network Quantum Communication and Cryptography Power Line Maintenance Technology Optical antenna and beamforming Smart grid monitoring and management Photovoltaic systems and optical technology Laser technology in satellite communication Terahertz (THz) technology Optical modulation and signal processing technology Design of Distributed Energy Optical Network Smart grid security and data privacy Wearable photons for on-site operations Photonic integrated circuits for high-speed communication Photonics of 5G and subsequent wireless networks Energy saving photon technology for wireless communication Advanced Measurement Infrastructure (AMI) Optical Wireless Power Transmission (OWPT) Optical sensors for wireless network monitoring Advanced photonic materials for wireless communication equipment Visible Light Communication (VLC) and Li Fi Integrated photonics for IoT devices and applications Nanophotons and plasmas for enhancing communication systems Energy network Electricity quality Intelligent energy Power optimization Large scale energy storage renewable energy Energy system integration Global Energy Interconnection High capacity optical transmission Hybrid energy system intelligent control system Power system communication Energy control and storage Optimization of conventional energy sources Intelligent systems and methods Measurement techniques and instruments Power system stability Power System and Energy Deregulation of the power system Sensors and micro machines Energy efficiency and energy management Energy Internet Data Center Inverter and converter technology Power system and its automation Power system planning and scheduling Combined heat and power generation and distributed power generation Operational flexibility of power systems Power Electronics and Power Drivers Power quality and electromagnetic compatibility Transmission and distribution systems and equipment Architecture and Design of Energy Internet Information and communication of energy Internet Smart Grid and Electricity Measurement Innovation Reliability and Safety of Power Systems Artificial intelligence for energy internet Complementary scheduling and optimization of multiple energy flows MEMS Microsensors and Their Structures Power system modeling, simulation, and analysis Power system protection, operation, and control Wind, solar, and renewable energy Energy Exchange and Routing of Energy Internet Coordination of energy, network, storage, and load [All relevant topics are eligible for submission]