Photon juggling: One big quantum processor from 100 little ones

Nov. 15, 2020
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Google Sycamore computer

ZDnet

"Quantum internet, the way I think of it, will not be a brand new internet," remarked Prof. Saikat Guha, who directs the National Science Foundation's Center for Quantum Networks.  "It will be upgrading our current Internet to be able to connect quantum devices, quantum gadgets." Prof. Guha continued:

"People often say the quantum internet is going to make the classical Internet faster and more powerful. We've got to be cautious about that, because adding this new quantum communication service on the Internet is actually going to put an additional classical communications burden on the classical Internet. We're going to have to support higher-bandwidth communications on the classical Internet, to be able to support this additional service we are putting on top of that infrastructure, not just in terms of the extra control plane communications traffic that has to be sustained, but also there is additional, inherent classical communication that is required for purification, entanglement distillation, quantum error correction, and so forth."

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https://www.zdnet.com/article/photon-juggling-one-big-quantum-processor-from-100-little-ones/