Physics
Free Electron Lasers
100%
Electron Beams
55%
Simulation
42%
Electrons
38%
Pulses
34%
Undulator
28%
Frequencies
27%
Radiation
26%
Model
26%
Output
24%
Amplified Spontaneous Emission
19%
Regimes
19%
X Ray
18%
Bandwidth
17%
Spontaneous Emission
15%
Coherent Radiation
15%
Particle
13%
Resonant Frequencies
11%
Light
11%
Cycles
11%
Colour
11%
Sampling
11%
Plasma Accelerators
11%
Laser Source
11%
Harmonics
11%
Magnitude
10%
Emittance
9%
Photons
6%
Photocathode
6%
Distance
6%
Independent Variables
6%
Laser Outputs
5%
Laser
5%
Region
5%
Optics
5%
Afterburning
5%
Plane
5%
Earth and Planetary Sciences
Free Electron Lasers
18%
Simulation
16%
Electron Beam
14%
Model
12%
Cycle
11%
Shot Noise
11%
Particle
11%
Addition
11%
Sampling
11%
Coherent Radiation
11%
Bandwidth
9%
Algorithms
6%
Output
6%
Laser
5%
Wavelength
5%
Harmonics
5%