Mathematics
InGaN
100%
Gallium Nitride
93%
Laser Diode
87%
Distributed Feedback Lasers
56%
Optical Communication
29%
Laser Cooling
18%
Linewidth
15%
Data Storage
13%
Optical System
12%
Gratings
12%
Fabrication
12%
Transmitter
12%
Spectroscopy
11%
Cooling
11%
Laser
11%
Communication Systems
11%
Target
7%
Spectrality
6%
Higher Order
6%
Design
5%
Range of data
5%
Demonstrate
5%
Characterization
4%
Engineering & Materials Science
Gallium nitride
62%
Semiconductor lasers
56%
Distributed feedback lasers
43%
Feedback
28%
Optical communication
21%
Laser cooling
17%
Atomic spectroscopy
16%
Atomic clocks
13%
Linewidth
11%
Transmitters
7%
Communication systems
7%
Lasers
6%
Fabrication
6%
Cooling
6%
Data storage equipment
5%
Temperature
3%
Physics & Astronomy
gallium nitrides
52%
semiconductor lasers
34%
distributed feedback lasers
30%
optical communication
15%
atomic clocks
11%
laser cooling
11%
data storage
10%
transmitters
8%
continuous radiation
8%
telecommunication
8%
purity
7%
retarding
6%
gratings
6%
cooling
6%
fabrication
5%
characterization
5%
spectroscopy
4%
lasers
3%
Chemistry
Nitride
43%
Optical Communication
35%
Cooling
20%
Atomic Spectroscopy
17%
Emission Peak
12%
Wave
10%
Blue
8%
Application
7%
Ambient Reaction Temperature
6%
Purity
5%