Mathematics
Particle Image Velocimetry
100%
Turbulent Boundary Layer
78%
Secondary Flow
59%
Instantaneous
53%
Roughness
30%
Time-average
30%
Surface Texture
22%
Snapshot
17%
Turbulence
14%
Vortex
13%
Velocity Field
12%
Periodicity
12%
Boundary Layer
11%
Entire
10%
Experiment
9%
Motion
9%
Statistics
8%
Observation
8%
Form
5%
Physics & Astronomy
secondary flow
61%
riblets
54%
turbulent boundary layer
53%
particle image velocimetry
52%
roughness
27%
flow characteristics
19%
free flow
18%
artifacts
15%
periodic variations
15%
boundary layers
14%
surface roughness
14%
textures
13%
statistics
13%
velocity distribution
12%
turbulence
12%
wire
12%
causes
10%
Engineering & Materials Science
Secondary flow
59%
Velocity measurement
51%
Boundary layers
46%
Surface roughness
41%
Turbulence
15%
Vortex flow
14%
Textures
13%
Statistics
12%
Wire
12%
Experiments
5%