| Chethan N Gowdigere , Abdus Salam International Centre for Theoretical Physics, Trieste, Italy, Sep. 15 - Oct. 6, 2007 |
| Barry Cyril Sanders , Institute for Quantum Information Science of University of Calgary, Calgary, Canada, Sep. 13-17, 2007 |
| Dan Carney , University of Cincinnati, Cincinnati, USA, June 27 - Aug. 14, 2007 |
| Daniel Denegri , CERN, Saclog/DAPNIA, Geneva, Switzerland, June 23-30, 2007 |
| Michele Governale , University of Bochum, Institut für Theoretische Physik III, Bochum, Germany, April 21-29, 2007 |
| Dan Carney , University of Cincinnati, Cincinnati, USA, April 2 - June 1, 2007 |
| Holger Baumgardt , University of Bonn / AlfA, Bonn, Germany, Feb. 15 - March 1, 2007 |
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