Engineering & Materials Science
Acoustic impedance
14%
Antenna arrays
18%
Antenna feeders
17%
Antenna grounds
10%
Antennas
100%
Backscattering
9%
Bandpass filters
17%
Bandwidth
34%
Calibration
17%
Capacitors
8%
Communication systems
6%
Depolarization
6%
Dielectric resonators
36%
Directional patterns (antenna)
6%
Electric lines
6%
Equivalent circuits
7%
Forward scattering
6%
Global positioning system
14%
Insertion losses
11%
Microstrip antennas
13%
Millimeter waves
46%
Mobile antennas
13%
Monopole antennas
6%
Networks (circuits)
9%
Permittivity
23%
Permittivity measurement
9%
Plasmonics
8%
Polarization
31%
Printed circuit boards
10%
Radar
7%
Radar cross section
7%
Radar imaging
16%
Radiation
18%
Ray tracing
6%
Rectangular waveguides
17%
Resonators
7%
Scattering
51%
Silicon
8%
Slot antennas
35%
Soil moisture
17%
Soils
7%
Substrates
10%
Surface roughness
7%
Surface waves
8%
System-in-package
12%
Temperature
6%
Varactors
6%
Waveguides
22%
Wavelength
17%
Wire
6%
Physics & Astronomy
antenna arrays
7%
antenna design
17%
antennas
24%
augmentation
7%
bandwidth
14%
beam splitters
12%
broadband
20%
chips
10%
dielectric polarization
8%
extremely high frequencies
6%
half spaces
6%
high gain
14%
impedance
7%
insertion loss
11%
millimeter waves
10%
navigation
5%
polaritons
5%
polarization
6%
propagation
6%
radio occultation
18%
rectangular waveguides
6%
reflectance
5%
resonators
8%
selectivity
5%
slot antennas
8%
sporadic E layer
9%
strip
7%
surface waves
5%
waveguides
13%
Earth & Environmental Sciences
atmosphere
7%
backscatter
13%
calibration
11%
COSMIC
10%
forecast
5%
FORMOSAT
8%
GPS
19%
induced polarization
7%
particle
8%
radar
12%
radio
25%
ray tracing
13%
scattering
23%
scatterometer
6%
simulation
5%
SIR
15%
soil moisture
8%
soybean
9%
stem
5%
vegetation
12%
weather
5%