Aberdeen Proving Ground Akita Junior College Analytica - Australia Austin College Boehringer Ingelheim Bowling Green State University CAN Expertice Center - The Netherlands CNR-FISBAT - Italy California Insitute of Technology California State University - Fullerton California State University - Northridge Carnegie Mellon University Center for Demographics Study - Duke University Central Connecticut State University Choong Puk National University - Korea Cindad Universitaria - Spain Citta Universitaria - Italy City College of New York Columbia University Cornell University Cotton Incorporated Deutsches Klimarenzentrum - Hamburg, Germany Drake University European Space Research and Technology Centre - The Netherlands Faculte des sciences et techniques - france Fermilab General Tire Hamamatsu Photonics - Japan IVIC - Venezuela Ibaraki University - Japan Insituto Superior Technico - Portugal Insituto de Fisica Fundamental - Madrid, Spain Institut de Physique du Globe - France Institute Jozef Stefan - Slovenia Instituto Superior Technico - Portugal Jagiellonian University - Poland Johannes-Guttenberg-Universitaet - Germany Johns Hopkins University Kyong Nam University - Korea La Trobe University - Australia Lawrence Berkeley Laboratory Lawrence Livermore Labs Linkoeping University - Sweden Los Alamos National Lab Louisiana Tech University Ludwig-Maximilians-Universitat Munchen - Germany Martin Marietta Mercyhurst College Michelin Americas R&D Corp. Montana State University Mount Sinai Hospital - New York NASA - Goddard NASA - JPL NASA - Langley NASA - Lewis Research Center NIST National Center for Supercomputing Applications National Laboratory for High Energy Physics (KEK) Naval Air Warfare Center Netherlands Institute for Sea Research Nissin-High Voltage Co, Ltd. - Japan North Carolina State University Oakland University Open University PICA Software - Australia Parks College of SLU Physikalisch-Technische Bundesaustalt - Germany Polaroid Polish Academy of Sciences Pune University - India Queen's University - Canada RITME Informatique - France Reed College Royal Insitute of Technology (KTH) - Sweden S3IS - France Schlumberger KK - Japan Sheffield Hallam University Smithsonian Center for Astrophysics Southern Illinois University Southwestern University - Texas Stanford University Sumitomo Corporation - Japan Technical University of Wroclaw - Poland Texas A&M University The Hebrew University of Jerusalem -Israel The Open University - England The University of Bergen - Norway The University of California - Santa Barbara The University of Maryland The University of New Brunswick - Canada The University of North Carolina - Chapel Hill The University of Winnipeg -Canada The University of Wisconsin - Milwaukee Tokyo Institute of Technology - Japan United Technologies Research Center Univ. Autonoma - Madrid, Spain Univ. Autonoma Metropolitana - Mexico Univeritat d. Bundeswehr - Hamburg, Germany Universidad De Puerto Rico Universidad de los Andes - Columbia Universidad del Pais Vasco - Spain Universidade de Sao Paulo - Brazil Universita di Napoli - Italy Universitat Hannover - Germany Universitat Konstanz - Germany Universite Laval Universite de Liege - Belgium University d. Bundeswehr - Hamburg, Germany University of Arizona University of Berne - Switzerland University of California - Berkeley University of California - San Diego University of Chicago University of Cincinnati University of Cologne - Germany University of Milan - Italy University of Missouri University of Newcastle - UK University of North Carolina - Chapel Hill University of Oklahoma - Norman University of Oregon University of San Francisco University of South Florida University of Tasmania - Australia University of Thessaloniki - Greece University of Washington - Seattle University of Waterloo - Canada University of Western Australia Unviversity of Alberta - Canada Utah State University Vehbi Koc Vakfi Koc Universitesi - Turkey W.R. Grace, Co. Wake Forest University Wellesley College West Los Angeles VA Medical Center Wolfram Research Yale University