[1] Univ Cambridge, CIMR, Cambridge, England
[2] Univ Konstanz, Constance, Germany
[3] Univ Hamburg, Inst Nanostruktur & Festkorperphys, Hamburg, Germany
[4] INRAE, Micalis Inst, Jouy En Josas, France
[5] Julius Maximilians Univ Wurzburg, Rudolf Virchow Zentrum, Wurzburg, Germany
[6] Diamond Light Source, Didcot, Oxon, England
[7] Sci & Technol Facil Council, Swindon, Wilts, England
[8] Mem Sloan Kettering Canc Ctr, 1275 York Ave, New York, NY 10021 USA
[9] Duke Univ, Durham, NC USA
[10] European Synchrotron Radiat Facil, Grenoble, France
[11] Oregon State Univ, Corvallis, OR 97331 USA