主题词：Terahertz technology and applications; Microwave Engineering and Waveguides; Gyrotron and Vacuum Electronics Research; Superconducting and THz Device Technology; Photonic and Optical Devices; Spectroscopy and Laser Applications; Antenna Design and Analysis; Millimeter-Wave Propagation and Modeling; Radio Frequency Integrated Circuit Design; Particle accelerators and beam dynamics; Metamaterials and Metasurfaces Applications; Advanced Antenna and Metasurface Technologies; Pulsed Power Technology Applications; Photonic Crystals and Applications; Semiconductor Quantum Structures and Devices; Plasmonic and Surface Plasmon Research; Microwave and Dielectric Measurement Techniques; Acoustic Wave Resonator Technologies; Electromagnetic Simulation and Numerical Methods; Advanced Chemical Sensor Technologies; Radio Astronomy Observations and Technology; Spectroscopy and Quantum Chemical Studies; Precipitation Measurement and Analysis; Antenna Design and Optimization; Plant and animal studies