Related papers: Efficient, scalable generation of cluster states i…

This paper has been withdrawn as it has been superseded by arXiv:1103.0251

The paper has bene withdrawn by the author.

This paper is withdrawn. See quant-ph/9806031 for a discussion.

This paper has been withdrawn because the first author submitted the paper without previously consulting the rest of the authors.

This paper has been withdrawn by the author(s), due a crucial sign error in conclusion .

This paper has been withdrawn by the authors due to an unlikely results.

This paper has been withdrawn by the authors due to some technical problems in the paper.

This paper has been withdrawn.

This paper has been withdrawn by the author(s).

This paper has been withdrawn by the author.

This paper has been withdrawn by the author because has been send to other journal.

This paper has been withdrawn by the author

This paper has been temprally withdrawn by the author

This paper has been withdrawn by the author.

This paper has been withdrawn by the author.

This paper has been withdrawn by the author due to an apparent misunderstanding of quantum feedback control.

This paper has been withdrawn by the authors

This paper has been withdrawn by the author, due a crucial error in Eq. 6.

This paper has been withdrawn by the author, due to the insecurity against attacks received in quant-ph/0605027v5.

This paper has been withdrawn by the author due to some problems.