+ View the NASA Portal     ARIZONA STATE UNIVERSITY—CENTER FOR METEORITE STUDIES GALLERY             Close up of loading samples into mount for SIMS analysis   Cleaning Genesis samples in ASU clean bench   Plasma-source ion implantation samples still in implantation configuration (from K. Kuhlman) to be allocated as analytical   Loading samples into mount for SIMS analysis   Genesis fragment                                 Taking data   Hunting through lists of possible molecular interferences in the mass spectrometer   Loading samples into the Cameca 6f SIMS at ASU   A schematic of ASU’s Cameca 6f (SIMS) The Cameca 6f  SIMS at ASU                                   Removing freshly implanted samples from their mount to be cleaned, broken into pieces, and used for analytical standards world-wide. (Implants, courtesy Kim Kuhlman, PSI and U. WI)   The Thermo Neptune multicollector inductively coupled plasma mass spectrometer in the Isotope Cosmochemistry and Geochronology Laboratory (ICGL), directed by Meenakshi Wadhwa at ASU. The clean laboratory in the ICGL is where all the ultra-low-blank sample processing and preparation takes place prior to analysis with the mass specrtometer.   Geologist Meenakshi Wadhwa studies the oldest rocks on Earth—meteorites.               Back to Arizona State University—Center for Meteorites             + Freedom of Information Act + The President's Management Agenda + FY 2002 Agency Performance and accountability report + NASA Privacy Statement, Disclaimer, and Accessiblity Certification + Freedom to Manage