Physics & Astronomy
plasma accelerators
100%
photocathodes
90%
electron beams
83%
plasma acceleration
57%
relativistic electron beams
56%
accelerators
50%
brightness
50%
emittance
41%
synchronism
40%
laser beams
37%
free electron lasers
35%
injection
33%
photonics
32%
light sources
28%
lasers
27%
optical density
26%
plasma waves
26%
electrons
22%
physics
22%
x rays
21%
energy
20%
afterglows
19%
pulses
19%
spikes
17%
plasma density
16%
electron accelerators
14%
particle accelerators
14%
controllability
13%
radiation sources
12%
injectors
11%
photons
11%
micrometers
10%
interactions
9%
costs
8%
European Union
8%
ionization
8%
requirements
7%
x ray lasers
7%
betatrons
7%
schedules
6%
radiation counters
6%
exploitation
6%
simulation
6%
particle beams
6%
geometry
6%
electron plasma
6%
inoculation
6%
dark current
5%
arrivals
5%
high energy electrons
5%
Engineering & Materials Science
Particle accelerators
47%
Photocathodes
38%
Plasmas
32%
Electron beams
32%
Electrons
27%
Conceptual design
23%
Beam quality
18%
Laser pulses
15%
Controllability
12%
Radiation
9%
Particle detectors
6%
Free electron lasers
5%
Positrons
5%
Lasers
5%
Colliding beam accelerators
5%
High energy physics
5%
