Mathematics
Space Telescope
100%
Electrostatics
61%
Mirror
58%
Membrane
52%
Curvature
41%
Telescope
23%
Interferogram
9%
Astigmatism
8%
Radius of curvature
7%
Aberration
7%
Reflector
7%
Preliminary Test
7%
Object
7%
Anisotropy
5%
Prototype
5%
Likely
5%
Figure
4%
Requirements
4%
Sufficient
3%
Higher Order
3%
Testing
3%
Path
3%
Dependent
3%
Design
3%
Curve
3%
Physics & Astronomy
Hubble Space Telescope
55%
electrostatics
40%
curvature
40%
membranes
38%
mirrors
37%
telescopes
11%
faint objects
7%
parabolic bodies
7%
astigmatism
6%
reflectors
4%
aberration
4%
interferometry
4%
prototypes
4%
requirements
3%
anisotropy
3%
radii
3%
curves
2%
Engineering & Materials Science
Space telescopes
74%
Electrostatics
56%
Membranes
44%
Mirrors
40%
Telescopes
23%
Aberrations
8%
Anisotropy
6%
Testing
3%
Chemical Compounds
Tension
50%
Anisotropy
49%
Error
39%
Pressure
30%
Surface
16%