Physics & Astronomy
photoionization
100%
photoelectrons
50%
interference
38%
interferometry
37%
ionization
33%
autoionization
32%
electrons
31%
photons
31%
helium
31%
neon
28%
wave packets
27%
time lag
23%
argon
20%
configuration interaction
19%
continuums
19%
helium atoms
17%
lasers
16%
atoms
15%
electronics
13%
pulses
13%
photoelectric emission
13%
angular momentum
13%
orbits
12%
color
12%
sidebands
11%
free electron lasers
11%
probes
11%
pumps
11%
time measurement
9%
tomography
9%
ultraviolet radiation
9%
high resolution
8%
harmonics
7%
spectral resolution
7%
bottles
7%
imaging spectrometers
7%
energy
6%
degrees of freedom
6%
angular resolution
6%
approximation
6%
molecules
6%
characterization
5%
synchronism
5%
Engineering & Materials Science
Photons
40%
Photoionization
39%
Ionization
30%
Interferometry
27%
Wave packets
18%
Photoelectrons
17%
Free electron lasers
17%
Spectroscopy
17%
Spectral resolution
16%
Color
16%
Optical resolving power
15%
Time delay
14%
Spectrometers
13%
Helium
12%
Atoms
11%
Electron correlations
11%
Photoemission
10%
Electrons
9%
Lasers
8%
X rays
8%
Sapphire
7%
Pumps
7%
Bottles
6%
Infrared radiation
6%
Structural dynamics
6%
Ultrashort pulses
6%
Synchronization
6%
Titanium
5%
Experiments
5%
Chemical Compounds
Photoionization
47%
Electron Correlation
27%
Wave Packet
26%
Interferometry
26%
Ionization
21%
Resonance
21%
Helium Atom
18%
Random Phase Approximation
18%
Photoelectron
17%
Two-Photon Ionization
16%
Free Electron
14%
Photon
14%
Photoemission
14%
Electron Particle
11%
Angular Momentum
11%
Time
10%
Energy
9%
Velocity
9%
Giant Dipole Resonance
9%
Autoionization
9%
Giant Resonance
8%
Coulomb Potential
6%
Xenon Atom
6%
Pump
5%
Anisotropy
5%