Benchmarking highly entangled states on a 60-atom analogue quantum simulator. (https://pubmed.ncbi.nlm.nih.gov/38509372/)

These scientists wanted to see how well a special kind of quantum computer could create and measure something called entanglement, which is a really important part of quantum physics. They used a quantum simulator with 60 atoms to do their experiments. They compared the results from their quantum simulator with a classical computer that could only make rough guesses about entanglement.

The scientists came up with a way to measure how well their quantum simulator was creating entanglement by comparing it to the classical computer. They also created a new method to estimate the amount of entanglement in their experiments. They found that their quantum simulator was just as good as the best digital quantum computers at creating entanglement.

By doing this study, the scientists were able to show that their quantum simulator was really good at creating entanglement, even better than some classical computers. This helps us understand more about how quantum computers work and how they compare to regular computers.

Shaw AL., Chen Z., Choi J., Mark DK., Scholl P., Finkelstein R., Elben A., Choi S., Endres M. Benchmarking highly entangled states on a 60-atom analogue quantum simulator. Nature. 2024 Apr;628(8006):71-77. doi: 10.1038/s41586-024-07173-x. Epub 2024 Mar 20.