Mathematics
Microspheres
100%
Geometrical Optics
80%
Laser
53%
Chain
42%
Surgery
31%
Mid-infrared
26%
Sapphire
26%
Photonics
22%
Spatial Resolution
22%
Ray Tracing
20%
Dyes
19%
Penetration
17%
Experimental Study
17%
Waveguide
16%
Substrate
16%
Microstructure
15%
Brain
15%
Fold
12%
Contact
11%
Cell
10%
Simulation
8%
Design
8%
Engineering & Materials Science
Geometrical optics
87%
Microspheres
74%
Laser surgery
25%
Infrared lasers
21%
Sapphire
18%
Piercing
17%
Ray tracing
16%
Photonics
16%
Dyes
15%
Tubing
15%
Waveguides
14%
Surgery
14%
Tissue
11%
Brain
11%
Lasers
10%
Substrates
9%
Microstructure
9%
Physics & Astronomy
geometrical optics
62%
surgery
31%
piercing
19%
ray tracing
14%
infrared lasers
13%
delivery
13%
brain
13%
hollow
12%
lasers
12%
dyes
12%
sapphire
11%
penetration
11%
spatial resolution
11%
photonics
9%
waveguides
9%
microstructure
8%
cells
7%
simulation
5%
Chemical Compounds
Microsphere
48%
Sphere
47%
Microstructure
9%
Simulation
8%
Reduction
6%
Application
4%