Using 'cat states' to realize fault-tolerant quantum computers

Error correction in quantum computers could be simplified by a new protocol proposed by an all-RIKEN team based on "cat states." It could cut the computing resources needed to fix errors to the same level as conventional ...

Insights through atomic simulation

A recent special issue of the Journal of Chemical Physics highlights Pacific Northwest National Laboratory's (PNNL) contributions to developing two prominent open-source software packages for computational chemistry used ...

Optimizing efficiency of quantum circuits

Quantum circuits, the building blocks of quantum computers, use quantum mechanical effects to perform tasks. They are much faster and more accurate than the classical circuits that are found in electronic devices today. In ...

The astonishing efficiency of life

All life on earth performs computations – and all computations require energy. From single-celled amoeba to multicellular organisms like humans, one of the most basic biological computations common across life is translation: ...

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