Related papers: Strong enhancement of the persistent current by an…
This paper has been withdrawn by the authors, due a oversimplified decoherence model.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This paper has been withdrawn by the author due to a crucial error in equation.
This paper has been withdrawn by the author due to a crucial error in the proof of Theorem 1.
This paper has been withdrawn by the authors, due to an error in the proof of Lemma 3.1.
Major mistake. The paper has been withdrawn.
This paper has been withdrawn by the author, due to an error in the proof of Theorem 3.8.
The paper is withdrawn. The proof has an error and it requires a different approach.
This paper has been withdrawn by the author(s).The scheme presented is insecure.
They are possible other cases at first done not contemplate. This paper has been withdrawn by the author due to a crucial sign error in equation 1 page 4
This paper has been withdrawn by the author, as it is now incorporated in 0901.4506 (v4)
We withdraw our paper as the factorizability of the correlation functions is unproven.
This paper has been withdrawn by the authors due to some errors.
This paper has been withdrawn by the authors. We have discovered an error in the evaluation of the diagram, which invalidates our conclusion.
This paper ("Two-Level Chromophore and Irreversibility", which can be found at arXiv:0804.0086) has been withdrawn by the author due to too many errors and misleading statements. This paper has been superseded by Section 2.11 and Chapter 7…
This paper has been withdrawn due a crucial mistake due to a crucial mistake in the proof of Lemma 2.3.
This paper has been withdrawn by the authors due to a mistake in the proof of the chief result. In particular Theorem 1.3 is correct, while Theorem 1.1 and Theorem 1.2 hold with \mu>0 and a suitable restriction on the exponent p. The proof…
The paper is withdrawn by the author due to an oversimplified and misleading approach which was taken initially as a starting point.
This paper has been withdrawn by the author. The central result is now included in quant-ph/0309056 (as in the journal publication!). An erratum on the Heisenberg perturbation series estimate is also included therein.
This paper has been withdrawn by the authors due to a likely hole in the proof.
withdrawn by the authors because of an error.