Physics & Astronomy
mass spectrometers
72%
collisions
45%
ions
32%
helium
27%
fullerenes
24%
products
22%
kinetic energy
18%
neon
12%
mass spectra
12%
rare gases
10%
impulses
10%
energy
10%
desorption
10%
fragments
9%
dissociation
9%
ionization
8%
carbon
7%
shift
7%
decay
6%
electric potential
6%
atoms
5%
lasers
5%
interactions
4%
Engineering & Materials Science
Mass spectrometers
100%
Ions
64%
Helium
39%
Fullerenes
36%
Kinetic energy
24%
Neon
18%
Ion sources
17%
Inert gases
14%
Desorption
13%
Atoms
12%
Lasers
8%
Carbon
8%
Electric potential
6%
Chemical Compounds
Collision
69%
Ion
27%
Kinetic Energy
27%
Fullerene
21%
Energy
16%
Laser Desorption
13%
Noble Gas Atom
12%
Mass Spectrum
10%
Ionization
9%
Voltage
8%
Dissociation
8%
Carbon Atom
5%
Time
4%