1. Department of Geosciences, Princeton University, Princeton, NJ, USA.
2. Department of Geosciences, National Taiwan University, Taipei, Taiwan.
3. Institute of Oceanography, National Taiwan University, Taipei, Taiwan.
4. Geophysical Laboratory, Carnegie Institution of Washington, Washington, DC, USA.
5. GeoForschungsZentrum Potsdam, Telegrafenberg, Potsdam, Germany.