Engineering & Materials Science
Helium
68%
Atomic beams
64%
Optics
63%
Atoms
63%
Optical devices
39%
Gases
26%
Surface scattering
25%
Binding energy
24%
Full width at half maximum
22%
Surface potential
20%
Photons
17%
Wavelength
13%
Rotors
11%
Testing
7%
Experiments
5%
Physics & Astronomy
atom optics
91%
helium atoms
69%
helium
38%
brakes (for arresting motion)
36%
free jets
30%
atomic beams
28%
gases
18%
atoms
18%
de Broglie wavelengths
17%
stress analysis
14%
output
14%
rotors
12%
travel
12%
low speed
12%
reflectors
11%
binding energy
10%
expansion
7%
probes
7%
photons
6%
scattering
6%
simulation
4%
Chemical Compounds
Helium Atom
100%
Atomic Beam
53%
Velocity
51%
Bound State
19%
Application
19%
Surface Potential
16%
Monte Carlo Method
16%
Photon
14%
Surface
14%
Binding Energy
13%
Reflection
12%
Wavelength
10%
Probe
9%
Mathematics
Gas
24%
Decelerate
15%
Optical Devices
15%
Binding Energy
13%
Surface Potential
13%
Output
13%
Reflector
11%
Photon
11%
Rotor
10%
Bound States
10%
Probe
10%
Wavelength
9%
Atom Optics
9%
Accelerate
9%
Predict
8%
Scattering
7%
Monte Carlo Simulation
7%
Verify
7%
Finite Element
6%
Experiment
6%
Testing
6%
Necessary
5%