Gilbert N.
Lewis

UC Berkeley


Niels
Bohr

University of Copenhagen (Physics Tree)




Alfred O.C.
Nier

UMN (Physics Tree)


Arthur J.
Dempster

Chicago (Physics Tree)


Mark G.
Inghram

Chicago (Physics Tree)


Gerald J.
Wasserburg

Caltech (Physics Tree)


Alexander
Dalgarno

Harvard (Physics Tree)


Michael B.
McElroy

Harvard (Physics Tree)


Yuk L.
Yung

Caltech


Ariel David
Anbar

Arizona State (Physics Tree)
?


Hilairy
Hartnett

Arizona State

Yun
Duan

Arizona State
(Options)

Yun DuanX