1. Université de Lorraine, CNRS, LCPM, F-54000 Nancy, France
2. National Institute of Oceanography and Fisheries, NIOF, Egypt
3. Hiroshima Synchrotron Radiation Center, Hiroshima University, 2-313 Kagamiyama, Higashi-Hiroshima, Hiroshima 739-0046, Japan
4. Université de Lorraine, CNRS, LRGP, F-54000 Nancy, France