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ORNL researchers advance performance benchmark for quantum computers

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Pooser and his colleagues calculated the bound state energy of alkali hydride molecules on 20-qubit IBM Tokyo and 16-qubit Rigetti Aspen processors. This new benchmark characterizes the ‘mixed state,’ or how the environment and machine interact, very well. —Raphael Pooser. Parks, Jacek Jakowski, Shirley V. Moore, Titus D.

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