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searching for No-cloning theorem 4 found (59 total)

Secure Communication based on Quantum Cryptography (357 words) [view diff] exact match in snippet view article find links to article

provides powerful security. But it has some limitations. Following no-cloning theorem, QKD only can provide one-to-one connections. So the number of links

Arun K. Pati (852 words) [view diff] exact match in snippet view article find links to article

Braunstein, he proved the quantum no-deleting theorem. Similar to the no-cloning theorem, the no-deleting theorem is a fundamental consequence of the linearity

Nicolas Gisin (2,062 words) [view diff] exact match in snippet view article find links to article

the most important characteristics of quantum information is the no-cloning theorem. Nicolas Gisin derived a bound on the fidelity of approximate quantum

Quantum digital signature (2,490 words) [view diff] no match in snippet view article find links to article

quantum case, because copying a quantum state is forbidden by the no cloning theorem, as long as the state itself is unknown. So public keys can only be