1. Department of GeosciencesUniversity of Wisconsin‐Milwaukee Milwaukee WI USA
2. Now at Institute of CrystallographyRWTH Aachen University Aachen Germany
3. Institute for Rock Magnetism, Department of Earth SciencesUniversity of Minnesota, Twin Cities Minneapolis MN USA
4. Advanced Light SourceLawrence Berkeley National Laboratory Berkeley CA USA
5. Magnetic Spectroscopy GroupDiamond Light Source Didcot UK