Mathematics
Information and Communication Technology
100%
Conceptual Design
98%
Quantum Cryptography
89%
Free Space
72%
Quantum Key Distribution
65%
Optical Fiber
55%
Photon
48%
Laser Communication
41%
Distribution System
27%
Quantum Information
25%
Japan
24%
Absorption
20%
Communication
17%
Fiber
16%
Physics
15%
Orbit
14%
Range of data
11%
Engineering & Materials Science
Quantum cryptography
80%
Conceptual design
58%
Transceivers
53%
Satellites
43%
Photons
26%
Optical fibers
23%
Communication
17%
Optical links
14%
Telecommunication links
10%
Orbits
10%
Information technology
9%
Physics
9%
Earth (planet)
9%
Demonstrations
9%
Fibers
7%
Physics & Astronomy
quantum cryptography
75%
transmitter receivers
65%
ground stations
32%
communication
28%
optical fibers
17%
space communication
16%
low Earth orbits
14%
photons
12%
Japan
11%
optical communication
9%
physics
7%
fibers
6%
Chemical Compounds
Communication
51%
Fiber
21%
Photon
21%
Application
3%