TOPiCS

Vacuum Electron Devices

Key Components, Tools, Technologies

Systems and Subsystems

• Traveling-wave tubes (all types)
• Crossed-field devices (oscillators and amplifiers)
• Klystrons
• Spatially distributed electron beam devices
• Inductive output tubes
• Fast-wave devices (gyrotrons, gyro-amplifiers)
• Free electron lasers and masers
• mm-Wave and Terahertz amplifiers and oscillators
• Pulse compression devices
• Plasma filled amplifiers and oscillators
• High power microwave devices / RF directed energy
• Triodes, tetrodes and pentodes
• Power switches
• Plasma devices and thrusters

• Key components (e.g. guns, circuits, windows, collectors)
• Materials (e.g. dielectric and magnetic materials, coatings)
• Metamaterial designs
• Analysis and computer modelling
• Simulation/design tools
• Machine Learning tools
• RF breakdown
• Linearity, intermodulation and noise
• Thermal power management and control 
• Components/devices miniaturization 
• Manufacturing technologies (e.g. additive manufacturing)
• Measurement techniques and diagnostics
• Sensors and detectors

• Microwave and mm-Wave power modules
• Linearizers
• Electronic power conditioners, modulators, and supplies
• Vacuum components and systems
• Amplifier and antenna interfaces
• Device and system integration
• System performance and reliability

Emitter/Cathode Technologies and Emission Physics

Applications

• Thermionic emitters
• Non-thermionic emitters (e.g. photocathodes, secondary emitters)
• Field emitters/arrays
• Materials and technologies 
• Cathode design, fabrication and characterization
• Accelerator emission physics (breakdown, halo, emittance)

• Defense
• Radar
• EMC
• Telecommunications
• Medicine and industry
• Particle accelerators
• Nuclear fusion
• RF interference
• Instruments and lithography
• Materials processing
• Displays
• Electric Propulsion