University of Southern California, Department of Earth Sciences, ZHS 117, Los Angeles, CA 90089-0740 United States
University of Southern California, Department of Earth Sciences, ZHS 117, Los Angeles, CA 90089-0740 United States
Lawrence Livermore National Laboratory, Center for Accelerator Mass Spectrometry, Livermore, CA 94550 United States
University of Southern California, Department of Earth Sciences, ZHS 117, Los Angeles, CA 90089-0740 United States ; current address: WLA, 25050 Avenue Kearney, Suite 108, Valencia, CA 91355 United States
Istanbul University, Department of Geology, Istanbul, 1 Turkey