Physics & Astronomy
photonics
82%
microwaves
67%
modulators
39%
filters
35%
delay lines
30%
notches
27%
central processing units
24%
bandpass filters
24%
sidebands
23%
taps
20%
broadband
14%
retarding
13%
frequency ranges
12%
phase shift
11%
skirts
11%
interference
10%
noise intensity
10%
polarization
10%
modulation
9%
high resolution
9%
phase control
9%
microwave frequencies
8%
rejection
8%
output
8%
fiber optics
8%
bandwidth
8%
performance
8%
topology
7%
arrivals
7%
frequency response
7%
selectivity
6%
dynamic range
6%
quadratures
6%
optical filters
6%
optical communication
6%
phase response
6%
frequency dividers
6%
translators
5%
interferometers
5%
frequency converters
5%
Q factors
5%
phase detectors
5%
signal processing
5%
low noise
5%
photometers
5%
radio frequencies
5%
wavelengths
5%
tuning
5%
frequency shift
5%
Engineering & Materials Science
Photonics
100%
Microwaves
65%
Modulators
40%
Notch filters
24%
Electric delay lines
21%
Polarization
17%
Mach number
13%
Phase shifters
11%
Phase noise
11%
Microwave frequencies
11%
Bandpass filters
10%
Phase shift
9%
Interferometers
9%
Bandwidth
8%
Photodetectors
8%
Modulation
8%
Conversion efficiency
7%
Fiber optics
7%
Frequency response
6%
Signal processing
6%
Light sources
6%
Group delay
6%
Tuning
6%
Topology
6%
Wavelength
5%
Stimulated Brillouin scattering
5%
Electrooptical effects
5%