Aarhus University, Denmark

University of Brescia, Italy

University of Pisa, Italy

CERN, Switzerland

Federal University of Rio de Janeiro, Brazil

Purdue University, USA

Simon Fraser University, Canada

Soreq NRC, NRCN and BGU, Israel

Stockholm University, Sweden

Swansea University, UK

TRIUMF, Canada

University of British Columbia, Canada

University of Calgary, Canada

University of California Berkeley, USA

University of Manchester and the Cockcroft Institute, UK

York University, Canada