D-Wave and predecessors: From simulated to quantum annealing

The D-Wave computer is currently the latest link of a long chain of computers designed for the solution of optimization problems. In what sense does it realize quantum computation? We describe the evolution of such computers ...

Quantum computing machine under scrutiny

A new and innovative computing machine is currently attracting a great deal of attention in specialist circles. A team under the leadership of Matthias Troyer, a professor at ETH Zurich, has now confirmed that the machine ...

Researchers examining electric vehicles and the power grid

As plug-in electric vehicles become an ever more central part of America's daily life, University of Notre Dame researchers are anticipating what that development will mean for the nation's power grid.

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