Index: /qipapers.bib
===================================================================
--- /qipapers.bib	(revision 805)
+++ /qipapers.bib	(revision 806)
@@ -22884,5 +22884,5 @@
   journal = {Physical Review Letters},
   volume = {77},
-  author = {Ha, T. and Enderle, Th. and Cehmla, D.S. and Selvin, P.R. and Weiss, S.}
+  author = {Ha, T. and Enderle, Th. and Chemla, D.S. and Selvin, P.R. and Weiss, S.}
 }
 @inproceedings{Kuffner2004,