Apr. 1992 - Mar. 1996 B.Ed. Joetsu University of Education
"Forming processes of interlayer water in smectites".

Apr. 1996 - Mar. 1998 M.Ed. Joetsu University of Education
"Study on the interstratified structures in experimental mixtures of smectite and rectorite".

Apr. 1998 - Mar. 2001 Ph.D. The University of Tokyo
"The effects of microorganisms on the formation of iron minerals and the distribution of toxic metals".

Jul. 2001 - Nov. 2001 Postdoctoral Researcher
Advanced Materials Laboratory, National Institute for Materials Science
1-1 Namiki, Tsukuba, Ibaraki 305-0044, Japan

Dec. 2001 - Jun. 2003 Postdoctoral Researcher
Institut fuer Mineralogie, Universitaet Muenster
Corresstrasse 24, D-48149 Muenster, Germany

Jul. 2003 - Aug. 2006 Research Scientist (Postdoc)
Quantum Phenomena Observation Technology Laboratory
RIKEN (The Institute of Physical and Chemical Research)
Advanced Research Laboratory, Hitachi Ltd.
Hatoyama, Saitama 350-0395, Japan

Sep. 2003 - Jul. 2006 Visiting Scientist
Department of Materials Science and Metallurgy
University of Cambridge
Pembroke Street, Cambridge CB2 3QZ, UK

Oct. 2006 - Sep. 2008 Research Associate (Postdoc)
Department of Materials Science and Metallurgy
University of Cambridge
Pembroke Street, Cambridge CB2 3QZ, UK

Sep. 2008 - present Senior Scientist
Center for Electron Nanoscopy
Technical University of Denmark
DK-2800 Kongens Lyngby, Denmark

Ernst-Ruska-Prize 2009 (with Rafal E. Dunin-Borkowski and Molly R. McCartney)
Electron holography for characterization of magnetic fields in sub-100 nm-sized materials and devices.
Deutsche Gesellschaft für Elektronenmikroskopie e.V. (Germany)
31 August 2009