Physics & Astronomy
analogs
9%
atomic force microscopy
8%
chemical effects
15%
computerized simulation
9%
depletion
30%
estimates
6%
fluence
9%
helium
9%
helium ions
69%
hydrogen
7%
hydrogen ions
66%
ion irradiation
61%
ions
27%
irradiation
22%
oxidation
8%
photoelectron spectroscopy
9%
planetary surfaces
17%
regolith
16%
scanning electron microscopy
7%
solar wind
58%
space weathering
99%
sputtering
9%
sulfur
44%
surface roughness
9%
troilite
100%
x rays
5%
Earth & Environmental Sciences
atomic force microscopy
13%
chemical
5%
computer simulation
11%
effect
13%
exposure
6%
hydrogen
45%
in situ
7%
ion
37%
irradiation
53%
material
4%
oxidation
7%
planetary surface
15%
rate
3%
regolith
13%
scanning electron microscopy
8%
solar wind
59%
sulfur
35%
surface roughness
11%
troilite
81%
weathering
47%
X-ray spectroscopy
23%
Chemical Compounds
Atomic Force Microscopy
15%
Chemical Element
14%
Diffusion
24%
Hydrogen
29%
Ion
23%
Oxidation Reaction
8%
Reaction Yield
7%
Scanning Electron Microscopy
11%
Simulation
12%
Sputtering
21%
Surface
18%
Surface Roughness
19%
Time
7%
Weathering
70%
X-Ray Photoelectron Spectroscopy
13%