| Original language | English |
|---|---|
| Article number | 049501 |
| Pages (from-to) | 1-1 |
| Number of pages | 1 |
| Journal | Physical Review Letters |
| Volume | 98 |
| Issue number | 4 |
| DOIs |
|
| Publication status | Published - 2007 |
Bibliographical note
Copyright 2007 by The American Physical Society. Reprinted from Physical review letters.Cite this
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