Physics
Electron Beams
100%
Amplifier
80%
Frequencies
70%
Output
70%
Simulation
66%
Traveling Wave
62%
Broadband
58%
Microwave
54%
Oscillator
53%
Electrons
51%
Corrugated Waveguides
47%
Backward Waves
37%
Region
36%
Utilization
36%
Bandwidth
31%
Pulses
27%
Harmonics
25%
Radiation
21%
Vacuum
17%
Electric Potential
17%
Frequency Ranges
17%
Performance
17%
Magnetic Fields
14%
Particle
13%
Undulator
13%
Wave Interaction
12%
Circuits
11%
Stability
11%
Optimization
10%
Speed
10%
Klystron
9%
Diameters
9%
Ratios
9%
Radiation Sources
8%
Oscillation
7%
Directivity
7%
Thermionics
7%
Gaps
6%
Shapes
6%
Eddy
6%
Electrodes
6%
3D Printing
6%
Independent Variables
6%
Angular Momentum
6%
Helicon
5%
Launcher
5%
Injection
5%
Cathode
5%
Ion Channels
5%
Orbitals
5%
Engineering
Amplifier
25%
Waveguide
21%
W-Band
21%
Travelling Wave
19%
Coupler
16%
Microwave
15%
Terahertz
14%
Windows
13%
Simulation
9%
Bandwidth
8%
Interaction Region
7%
Pulse Compression
6%
Applications
6%
Experiments
6%
Millimeter Wave
6%
Multilayers
5%
Measurement
5%
Frequency Range
5%
Earth and Planetary Sciences
Electron Beam
13%
Backward Wave
12%
Gyroscope
8%
Simulation
7%
Microwave
6%
Traveling Wave Amplifier
6%
Corrugated Waveguide
5%
Optimization
5%
Electron Guns
5%