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AMPAC 4.5 is the latest commercial version of software originally developed in the Dewar group for general purpose semiempirical calculations. It is currently supported on Unix and VMS platforms,(More)
On a March day in 1938, physicist Hans Bethe got on the train after a conference in Washington DC on stellar energy and nuclear processes and by the time he arrived back at Cornell, had sketched out(More)
Th e postcard to me began ‘53 90.8.92.g.1.t’. Stifl ing the urge to throttle my computer scientist sibling the next time we met, I fl ipped it over on the slim chance that some clue could be found on(More)