Engineering & Materials Science
Antenna arrays
100%
Antenna phased arrays
96%
Antennas
93%
Power amplifiers
78%
Dielectric waveguides
60%
Printed circuit boards
59%
Bandwidth
57%
Doherty amplifiers
57%
Frequency bands
52%
Rectangular waveguides
51%
Substrate integrated waveguides
49%
Energy gap
44%
Polychlorinated biphenyls
42%
Electric network analysis
40%
Beamforming
38%
Laminates
35%
Transistors
33%
Antenna feeders
26%
Group delay
24%
Acoustic impedance
24%
Packaging
23%
Ethers
23%
Studios
21%
Air
21%
Integral equations
21%
Wave propagation
20%
Waveguides
20%
Multilayers
19%
Microstrip antennas
18%
Telecommunication links
18%
Microwaves
17%
Electric lines
16%
Time delay
16%
Radiation
15%
Substrates
13%
Topology
13%
Resonators
12%
Wireless networks
10%
Wire
9%
Automotive radar
9%
Costs
7%
Electric potential
6%
Demonstrations
5%
Physics & Astronomy
antennas
91%
phased arrays
89%
antenna arrays
73%
capacitance
63%
conformal mapping
47%
dielectric waveguides
46%
rectangular waveguides
46%
inductance
41%
printed circuits
40%
circuit boards
40%
waveguides
35%
beamforming
31%
antenna feeds
30%
apertures
30%
characterization
29%
electromagnetism
28%
simulation
23%
electromagnetic radiation
23%
bandwidth
22%
directivity
22%
confidence
18%
transmission lines
18%
propagation
15%
frequency ranges
15%
intervals
14%
slots
13%
hollow
11%
integral equations
11%
topology
11%
wave propagation
11%
time lag
11%
communication
10%
diagrams
10%
attenuation
10%
high speed
9%
resonators
9%
microwaves
8%
radiation
7%
high gain
7%
radar
7%
rejection
6%
conductors
6%
performance
5%
modules
5%
Earth & Environmental Sciences
hail
49%
damage assessment
49%
radar
29%
crop
28%
kinetic energy
5%