|
University of Helsinki
|
University
|
Finland |
6
|
|
University of Sussex
|
University
|
United Kingdom |
6
|
|
Leiden University
|
University
|
Netherlands |
4
|
|
University of Nottingham
|
University
|
United Kingdom |
3
|
|
Universidade de Lisboa
|
University
|
Portugal |
3
|
|
Tufts University
|
University
|
United States |
3
|
|
Universidad Complutense de Madrid
|
University
|
Spain |
2
|
|
Universidad de Salamanca
|
University
|
Spain |
2
|
|
Helsinki Institute of Physics
|
Research Centre
|
Finland |
2
|
|
Universidad de León
|
University
|
Spain |
1
|
|
Royal Holloway University of London
|
University
|
United Kingdom |
1
|
|
Lancaster University
|
University
|
United Kingdom |
1
|
|
École Polytechnique
|
University
|
France |
1
|
|
Jacobs University
|
University
|
Germany |
1
|
|
Louisiana State University
|
University
|
United States |
1
|
|
Ikerbasque, Fundación Vasca para la Ciencia
|
Research Centre
|
Spain |
1
|
