论文标题

量子逻辑门的能量学的实验表征

Experimental characterization of the energetics of quantum logic gates

论文作者

Cimini, Valeria, Gherardini, Stefano, Barbieri, Marco, Gianani, Ilaria, Sbroscia, Marco, Buffoni, Lorenzo, Paternostro, Mauro, Caruso, Filippo

论文摘要

我们从非平衡量子热力学的角度来表征了两个Quibent量子门的能量足迹。我们在实施受控的独立门后实验重建能量和熵波动的统计数据,将它们与门本身的性能以及在单量词水平上的Landauer原理的现象学联系起来。因此,我们的工作解决了操作量子电路的能量成本,这对于即将到来的量子技术的基础至关重要。

We characterize the energetic footprint of a two-qubit quantum gate from the perspective of non-equilibrium quantum thermodynamics. We experimentally reconstruct the statistics of energy and entropy fluctuations following the implementation of a controlled-unitary gate, linking them to the performance of the gate itself and the phenomenology of Landauer principle at the single-quantum level. Our work thus addresses the energetic cost of operating quantum circuits, a problem that is crucial for the grounding of the upcoming quantum technologies.

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