Science news articles about 'quantum networks'

... . Sloan Foundation and the U.S. Office of Naval Research. The general purpose of quantum networking or quantum computing is to distribute entangled qubits – two correlated data bits that are either " ...

... -time quantum encryption and decryption of webcam-quality video streams over an experimental quantum network. In quantum cryptography, a recipient (named Bob) needs to measure a sequence of photons, ...

... and is currently limited in the distance over which secure communication may occur. More sophisticated quantum networks will require multiple nodes with the ability to implement small-scale quantum ...

... , so the quantum information is preserved. This capability will likely benefit scalable quantum networking, where it is crucial to know if operations have succeeded. Scientists in Brazil report ...

... and from a quantum memory (http://media.caltech.edu/press_releases/13115), and the distribution of entanglement amongst the nodes of a quantum network (http://media.caltech.edu/press_releases/12969).

... , but the researchers explain that going beyond two beams is important since three beams can serve as connections at the nodes of a quantum network.