Physics & Astronomy
hematite
84%
mars
81%
color
48%
reflectance
48%
pigments
34%
oxides
19%
visible spectrum
16%
temperature
11%
volcanology
10%
volcanoes
10%
proportion
7%
Agriculture & Biology
hematite
100%
ferric oxide
47%
tephra
40%
color
40%
temperature
27%
pigments
23%
sampling
10%
volcanoes
10%
spectral analysis
7%
wavelengths
7%
electronics
7%
spectroscopy
6%
powders
5%
Earth & Environmental Sciences
reflectivity
66%
Mars
63%
pigment
29%
tephra
25%
oxide
22%
visible spectrum
20%
temperature
14%
spectroscopy
6%
volcano
6%
electronics
6%
wavelength
5%
Chemical Compounds
Reflectivity
79%
Hematite
74%
Red
47%
Ferric Oxide
35%
Visible Spectrum
15%
Electronic Transition
7%
NIR Spectroscopy
6%