They operate at relatively high temperatures up to 10 Kelvin ... the team turned to a method called ‘gate set tomography’, which provides the full quantum description of the gates.

They operate at relatively high temperatures ... For this, the team turned to a method called "gate set tomography," which provides the full quantum description of the gates.

The findings are detailed in the paper "Entanglement microscopy and tomography in many-body systems" published in the journal Nature Communications. A breakthrough in mapping quantum entanglement ...

Fujitsu and QuTech achieve a world-first sub-0.1% error probability in a complete universal quantum gate set for diamond spin qubits, exceeding the threshold for ...