Encrypting data in a way that ensures secure communication is an ever-growing challenge because crucial components of today's encryption systems cannot withstand future quantum computers. Researchers around the world are ...
Optics & Photonics
Mar 15, 2021
0
2446
Few terms are more ubiquitous in the scientific arena these days than "quantum."
Optics & Photonics
Mar 3, 2021
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2353
The modern world is powered by electrical circuitry on a "chip"—the semiconductor chip underpinning computers, cell phones, the internet, and other applications. In the year 2025, humans are expected to be creating 175 ...
Optics & Photonics
Feb 5, 2021
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3704
Quantum key distribution (QKD) is a technique that enables secure communications between devices using a cryptographic protocol that is partly based on quantum mechanics. This communication method ultimately allows two parties ...
Chinese scientists have established the world's first integrated quantum communication network, combining over 700 optical fibers on the ground with two ground-to-satellite links to achieve quantum key distribution over a ...
Quantum Physics
Jan 6, 2021
3
6955
Silicon photonics researchers from the Optoelectronics Research Centre (ORC) have demonstrated the first all-silicon optical transmitter at 100Gbps and beyond without the use of digital signal processing.
Optics & Photonics
Nov 16, 2020
1
161
Could light be used to transmit information between satellites and Earth? Atmospheric water vapor scatters and absorbs light energy, but overcome that obstacle, and light will carry far more information and move it faster ...
Space Exploration
Nov 10, 2020
0
22
Extreme events occur in many observable contexts. Nature is a prolific source: rogue water waves surging high above the swell, monsoon rains, wildfire, etc. From climate science to optics, physicists have classified the characteristics ...
Optics & Photonics
Oct 23, 2020
0
39
An optical communications station capable of receiving high-speed data transmissions from space is set to be built in Western Australia.
Space Exploration
Oct 12, 2020
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31
Using radio telescopes observing distant stars, scientists have connected optical atomic clocks on different continents. The results were published in the scientific journal Nature Physics by an international collaboration ...
Astronomy
Oct 8, 2020
1
221
