Hugo R.
Kruyt

Utrecht








Cornelius H.C.
Grinwis

Utrecht (Physics Tree)


Victor A.
Julius

Utrecht (Physics Tree)






Andreas
Smits

Amsterdam






Hugo R.
Kruyt

Utrecht








C. L. Ferdinand
Lindemann

Ludwig-Maximilians-Universität München (Physics Tree)


Arnold Johannes Wilhelm
Sommerfeld

University of Munich (Physics Tree)


Christian
Christiansen

University of Copenhagen (Physics Tree)


Joseph John
Thomson

Cambridge (Physics Tree)




Niels
Bohr

University of Copenhagen (Physics Tree)


Friedrich
Hasenöhrl

Vienna University (Physics Tree)


Franz Serafin
Exner

Vienna University (Physics Tree)


Erwin
Schrödinger

Universität Wien (Physics Tree)





Jan H.
van Santen

Utrecht
(Options)

Jan F.
Verwey

University of Twente (Physics Tree)

Joop
Schoonman

Delft University of Technology

Roel
van de Krol

Technische Universität Berlin (Physics Tree)

Jan van Santen X