Engineering & Materials Science
Ferroelectric materials
100%
Phase shifters
84%
Varactors
59%
Power amplifiers
41%
Loop antennas
41%
Capacitors
39%
Slot antennas
36%
Barium strontium titanate
31%
High electron mobility transistors
25%
Bias voltage
24%
Phase shift
22%
Antennas
21%
Monolithic microwave integrated circuits
20%
Tuning
18%
Sensor nodes
16%
Switches
16%
Bandwidth
15%
Ferroelectric thin films
15%
Antenna feeders
13%
Frequency doublers
13%
Thin films
13%
Transistors
13%
Pulse shaping
12%
Tuners
11%
Insertion losses
11%
Electric potential
11%
Smart sensors
11%
Heterojunction bipolar transistors
10%
Oxide semiconductors
10%
Coplanar waveguides
10%
Wireless power transfer
10%
Compressed sensing
10%
Fabrication
10%
Sapphire
10%
Acoustic impedance
10%
Variable frequency oscillators
10%
System-on-chip
9%
Natural frequencies
9%
Light emitting diodes
8%
Electrocardiography
8%
Capacitance
8%
Voltage control
8%
Semiconductor materials
7%
Microwaves
7%
Topology
7%
Electric lines
7%
Transmitters
7%
All-pass filters
6%
Magnetic couplings
6%
Networks (circuits)
5%
Physics & Astronomy
varactor diodes
30%
linearity
30%
power amplifiers
28%
capacitors
26%
strontium titanates
21%
phase shift
20%
loop antennas
20%
barium titanates
19%
slot antennas
19%
chips
17%
high electron mobility transistors
13%
bandwidth
13%
inductors
13%
antennas
13%
CMOS
12%
voltage controlled oscillators
12%
MIM (semiconductors)
12%
tuners
12%
phase error
12%
broadband
12%
topology
11%
power transmission
11%
superhigh frequencies
9%
electric potential
9%
analogs
9%
transmitters
8%
parallel plates
8%
tuning
8%
impedance
8%
output
8%
envelopes
7%
receivers
7%
sapphire
7%
light emitting diodes
7%
slots
6%
power efficiency
6%
augmentation
6%
patch antennas
6%
microwaves
6%
Q factors
5%
rectifiers
5%
thin films
5%
sensors
5%
insertion loss
5%