Chemistry
Helium
100%
Photoionization
22%
Doping Material
17%
Wave Packet
14%
Autoionization
13%
Laser Pulse
13%
Excited State
13%
Penning Ionization
12%
Relaxation
11%
Desorption
11%
Free Electron
11%
Supercritical Fluid
10%
Photoelectron Spectroscopy
10%
Helium Atom
9%
Electron Spectra
9%
Purity
9%
Triplet State
7%
Energy Transfer
7%
Photoelectron
7%
Kinetic Energy
7%
Photoelectron Spectrum
6%
Synchrotron Radiation
6%
Ionization Potential
6%
Predissociation
6%
Alkali Metal
5%
Photoelectron-Photoion Coincidence
5%
Rydberg State
5%
Noble Gas Atom
5%
Electron Emission
5%
Physics
Photoelectron
22%
Laser Pulse
19%
Photoionization
19%
Free Electron Lasers
19%
Caesium
17%
Superfluid
14%
Near Infrared
11%
Autoionization
10%
Photoelectron Spectroscopy
9%
Energetics
9%
Molecular Beam
9%
Helium Atom
9%
Excitation
8%
Infrared Laser
7%
High Resolution
7%
Electron Energy
6%
Supersonics
6%
Elastic Scattering
6%
Ground State
6%
Wave Packet
6%
Coherence
6%
Electron Emission
5%
Molecular Dynamics
5%
Laser Beams
5%
Engineering
Photoelectron
6%
Energy Engineering
5%