47 citations · 63 across the 9 of their papers we have counts for
Showing 2005 · quant-phShow all
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quant-ph2005
Postquantum eavesdropping without superluminal signaling
Antoni Wojcik
In a recent Letter (Phys. Rev. Lett. 95 (2005) 010503) Barrett, Hardy and Kent (BHK) considered a very interesting question which of the fundamental laws of physics ensure security…
quant-ph2005
Unmodulated spin chains as universal quantum wires
Antoni Wojcik, Tomasz Luczak, Pawel Kurzynski +3
We study a quantum state transfer between two qubits interacting with the ends of a quantum wire consisting of linearly arranged spins coupled by an excitation conserving, time-ind…
quant-ph2005
Illusion of quantum speed-up
Antoni Wojcik, Ravindra W. Chhajlany
Quantum computers are believed to surpass the classical ones. Moreover, it is claimed that this belief reaches the level of a mathematically proven fact within the oracle model of…