Lamont-Doherty Earth Obs. of Columbia Univ., 1000 Rt. 9W, Palisades, NY 10964, USA
CNRS-UMR 5198, CERP av. Léon-Jean Grégory, Tautavel, 66720 France
A.J. Drexel Nanotechnology Institute and Department of Materials Science, 3141 Chestnut Street, Philadelphia, PA 19104, USA
Lamont-Doherty Earth Obs. of Columbia Univ., 1000 Rt. 9W, Palisades, NY 10964, USA; Lamont-Doherty Earth Obs. of Columbia Univ., 1000 Rt. 9W, Palisades, NY 10964, USA
Lamont-Doherty Earth Obs. of Columbia Univ., 1000 Rt. 9W, Palisades, NY 10964, USA
Lamont-Doherty Earth Obs. of Columbia Univ., 1000 Rt. 9W, Palisades, NY 10964, USA
Queens College, 65-30 Kissena Blvd., Flushing, NY 11367, USA