Engineering & Materials Science
Ultrasonic transducers
100%
Ultrasonics
41%
Piezoelectric transducers
39%
Diaphragms
35%
Pressure sensors
32%
Patents and inventions
32%
Membranes
26%
Electrodes
23%
Sensors
21%
Electric potential
20%
Equivalent circuits
19%
Electromechanical coupling
19%
Natural frequencies
17%
Capacitance
16%
Piezoelectricity
15%
Bias voltage
14%
Rigidity
11%
Crosstalk
11%
Accelerometers
9%
Multilayers
9%
Electrostatic force
9%
Cavity resonators
9%
Electrostatics
8%
Fluids
8%
Residual stresses
8%
Anisotropy
8%
Electronic circuit tracking
8%
Finite element method
7%
Ultrasonic waves
7%
Density of gases
7%
Acceleration measurement
7%
Acoustic impedance
6%
Galerkin methods
6%
Air
5%
MEMS
5%
Chemical sensors
5%
Medical applications
5%
Membrane structures
5%
Thin films
5%
Transducers
5%
Stiffness
5%
Enclosures
5%
Feedback
5%
Eutectics
5%
Circuit resonance
5%
Shielding
5%
Silica
5%
Hydrostatic pressure
5%
Physics & Astronomy
diaphragms
41%
peninsulas
36%
ultrasonics
34%
transducers
32%
pressure sensors
30%
chips
21%
sensitivity
18%
sensors
17%
equivalent circuits
16%
preparation
14%
low pressure
14%
fluids
11%
heaters
10%
crosstalk
9%
performance
8%
beams (supports)
8%
excitation
7%
stiffness
7%
resonant frequencies
7%
inventions
7%
optimization
7%
cells
7%
electric potential
6%
torsional vibration
6%
cavities
6%
microelectromechanical systems
6%
cavity resonators
6%
design optimization
6%
air
6%
electrodes
5%
accelerometers
5%
teeth
5%
thermal diffusion
5%
residual stress
5%
stress concentration
5%
thermal conductivity
5%
nonlinearity
5%
Mathematics
Transducer
17%
Pressure Sensor
10%
Chip
9%
Electromechanical Coupling
9%
Resonant Frequency
8%
Power Consumption
8%
Voltage
7%
Frequency Analysis
7%
Membrane
6%
Sensor
5%