The sui3mmed th be ted by the Universifl?~h\p~o*as &aae& of Argonne National Laboratory under Contract No. W-31-109-E J??& the U.S. Department of Ener y. The U.S. f Government retains for itsel, and others acting on its behalf, a paid-up, non exclusive,irrevocable worldiwde hcense in said article to reproduce, prepare derivative works, distribute c ies to the public, and 7' perform publiclyan dwplay publicly, by or on behalf of the Government.
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