To calculate the movements of a mere 600 atoms in an explosion-produced mixture of
hydrogen fluoride and water vapor for 1 trillionth of a second, scientists have
had to tie up the most powerful supercomputer available for about 15 days. With
the unveiling last week of the computer dubbed ASCI White, they have a machine
that can perform the task much more quickly.
Housed at the Lawrence Livermore (Calif.) National Laboratory (LLNL), ASCI White
is a product of the National Nuclear Security Administration's Accelerated
Strategic Computing Initiative (ASCI). The initiative is part of an effort to
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