Lecture Notes in Physics
Volume 973
Founding Editors
Wolf Beiglböck, Heidelberg, Germany
Jürgen Ehlers, Potsdam, Germany
Klaus Hepp, Zürich, Switzerland
Hans-Arwed Weidenmüller, Heidelberg, Germany
Series Editors
Matthias Bartelmann, Heidelberg, Germany
Roberta Citro, Salerno, Italy
Peter Hänggi, Augsburg, Germany
Morten Hjorth-Jensen, Oslo, Norway
Maciej Lewenstein, Barcelona, Spain
Angel Rubio, Hamburg, Germany
Manfred Salmhofer, Heidelberg, Germany
Wolfgang Schleich, Ulm, Germany
Stefan Theisen, Potsdam, Germany
James D. Wells, Ann Arbor, MI, USA
Gary P. Zank, Huntsville, AL, USA