1. Department of Earth System Science Stanford University Stanford CA USA
2. Géosciences Rennes Université de Rennes Rennes France
3. Stanford Synchrotron Radiation Lightsource SLAC National Accelerator Laboratory Menlo Park CA USA
4. Earth and Environmental Sciences Area Lawrence Berkeley National Laboratory Berkeley CA USA
5. Desert Research Institute Reno NV USA
6. Pacific Northwest National Laboratory Richland WA USA