Engineering & Materials Science
Surface waves
100%
Acoustic waves
70%
MEMS
69%
Robots
61%
Electrets
60%
Electrostatics
57%
Harvesters
47%
Gels
42%
Acoustic surface wave devices
41%
Ion sources
41%
Lead zirconate titanate
40%
Sensors
40%
Fabrication
36%
Mobile robots
36%
Calcium
34%
Shape memory effect
33%
Electrodes
32%
Fluidic devices
30%
Fog
29%
Natural frequencies
28%
Energy harvesting
27%
Dyes
27%
Strain gages
27%
Substrates
26%
Strain rate
24%
Glass
24%
Resonators
23%
Actuators
22%
Electric rectifiers
22%
Fluorescence
21%
Photonic crystals
21%
Optical filters
19%
Trajectories
18%
Electric generators
18%
Microscopic examination
18%
Communication
18%
Polymer matrix composites
17%
Antennas
17%
Printed circuits
17%
Microfabrication
17%
Phase modulation
17%
Flow rate
16%
Ion beams
15%
Frequency modulation
15%
Optical communication
15%
Channel flow
15%
Carbon fiber reinforced plastics
14%
Separators
14%
Atomizers
14%
Microfluidics
14%
Physics & Astronomy
robots
50%
microelectromechanical systems
47%
acoustics
23%
trajectory control
21%
sensors
19%
mist
18%
dynamic control
18%
electric generators
17%
surface acoustic wave devices
17%
control equipment
17%
rectifiers
16%
hybrid structures
16%
printed circuits
16%
actuators
15%
fabrication
15%
optical filters
15%
atomizers
14%
interdigital transducers
14%
magnification
14%
falling
13%
grooves
13%
calcium
13%
ion sources
13%
autorotation
12%
sprayers
12%
laminates
12%
telecommunication
12%
shielding
12%
dyes
11%
gels
10%
apertures
10%
electrostatics
10%
ultrasonics
10%
resonators
10%
fluorescence
9%
injection
9%
gratings
9%
walking
9%
microscopy
9%
disasters
9%
photonics
9%
communication
8%
vibration
8%
detectors
8%
scanning
8%
swelling
6%
injectors
6%
Earth crust
6%
ion currents
6%
crystals
6%