Related papers: An Algorithm to Speed Up Quantum Search

In this work, we show that the usage of a quantum gate that gives extra information about the solution searched permits to improve the performance of the search algorithm by switching from quantum to classical search in the appropriated…

This paper has been withdrawn by the author, due to a crucial error in the proof of Lemma 3.1.

The paper has been withdrawn by the author since the protocol is not new. It is just the oldest version of BB84.

This paper has been withdrawn. The main technical result will reappear in the new version of quant-ph/0501003.

This paper was withdrawn on 20.11.97.

This paper has been withdrawn by the author due to some problems.

This paper has been withdrawn.

This paper has been withdrawn by the authors due to some fatal errors in the analysis.

This paper has been withdrawn at the author's request.

This paper has been withdrawn: it does not evade the no-go results of Mayers, Lo and Chau, to whom I am most grateful for helpful correspondences.

This paper has been withdrawn by the authors, due a oversimplified decoherence model. It will be substituted by a new work.

This paper has been withdrawn by the author due to a serious flaw that needs to be fixed. That is in progress by the author.

This submission has been withdrawn at the request of the author.

This paper has been withdrawn by the author due to an error.

The paper was removed.

This article has been withdrawn by the authors.

The paper has bene withdrawn by the author.

This paper has been withdrawn by the author(s), due to double submission. You can find it under: physics/0208019

This paper has been withdrawn at the request of one of the authors.

This paper was withdrawn by the authors.