Related papers: Continuous-Variables Quantum Key Distribution over…

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This paper has been withdrawn by the author because there are some typos in proofs.

This paper has been withdrawn by the authors due to a fatal flaw in the central proof.

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This paper has been retracted, for obvious reasons.

After some communications (EMAIL EXCHANGE) with the co-authors, this article has been withdrawn (for appropriate reason, please refer to the comments section).

This paper has been withdrawn by the author due to extremely unscientific errors.

This paper has been withdrawn by the author due to a gap in the proof of the main result.

This paper has been withdrawn by the author and replaced by arXiv:0809.4751

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This paper has been withdrawn.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

The paper has been withdrawn because the research work is still in progress.

This paper was withdrawn by the author due to a fatal error.

This paper has been withdrawn. Please see cond-mat/0605124 for new and updated data and conclusions pertaining to this study.

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This paper has been withdrawn by the author as a major revision is made and a new version is uploaded at arXiv:0812.3120

This paper has been withdrawn by the author(s),