2 papers
quant-ph2004
Probabilistically Cloning and Quantum Computation
Gao Ting, Yan Feng-Li, Wang Zhi-Xi
We discuss the usefulness of quantum cloning and present examples of quantum computation tasks for which cloning offers an advantage which cannot be matched by any approach that do…
quant-ph2004
Controlled quantum teleportation and secure direct communication
T Gao, F L Yan, Z X Wang
We present a controlled quantum teleportation protocol. In the protocol, quantum information of an unknown state of a 2-level particle is faithfully transmitted from a sender (Alic…