Chiba University

National Taiwan University

Ohio State University

Université Libre de Bruxelles

University College London

University of Bonn

University of Nebraska

University of Delaware

University of Kansas

University of Maryland

University of Wisconsin–Madison

University of Wuppertal

Weizmann Institute of Science

DigiPen Institute of Technology

Fermilab

Pennsylvania State University

Shanghai Jiao Tong University

Stockholm University

University of Alberta

University of Washington

University of Wisconsin–Madison

Benemérita Universidad Autónoma de Puebla

Centro de Investigación y de Estudios Avanzados

Colorado State University

George Mason University

Georgia Institute of Technology

Harvey Mudd College

Instituto Nacional de Astrofísica Óptica y Electrónica

Los Alamos National Laboratory

Michigan State University

Michigan Technological University

NASA/Goddard Space Flight Center

Ohio State University at Lima

Pennsylvania State University

Universidad Autónoma de Chiapas

Universidad de Guadalajara

Universidad de Guanajuato

Universidad Michoacana de San Nicolás de Hidalgo

Universidad Nacional Autónoma de México:

1. Instituto de Astronomía

2. Instituto de Física

3. Instituto de Ciencias Nucleares

4. Instituto de Geofísica

University of California, Irvine

University of California, Santa Cruz

University of Maryland

University of New Hampshire

University of New Mexico

University of Utah

University of Wisconsin–Madison

Chiba University

Clark Atlanta University

Deutsches Elektronen–Synchrotron

Friedrich-Alexander-Universität Erlangen-Nürnberg

Georgia Institute of Technology

Humboldt–Universität zu Berlin

Lawrence Berkeley National Laboratory

Niels Bohr Institutet

Ohio State University

Pennsylvania State University

Ruhr–Universität Bochum

RWTH Aachen University

Southern University and A & M College

Stockholms Universitet

Stony Brook University

Sungkyunkwan University

Technische Universität Dortmund

Technische Universität München

Universität Bonn

Universität Mainz

Universität Wuppertal

Université de Genève

Université de Mons

Universiteit Gent

University of Adelaide

University of Alabama

University of Alaska Anchorage

University of Alberta–Edmonton

University of California–Berkeley

University of California–Irvine

University of Canterbury

University of Delaware

University of Kansas

University of Maryland

University of Oxford

University of Toronto

University of Wisconsin–Madison

University of Wisconsin–River Falls

Université libre de Bruxelles

Uppsala Universitet

Vrije Universiteit Brussel