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quant-ph2024
Programmable simulation of high-order exceptional point with a trapped ion
Yue Li, Yang Wu, Yuqi Zhou +9
The nontrivial degeneracies in non-Hermitian systems, exceptional points (EPs), have attracted extensive attention due to intriguing phenomena. Compared with commonly observed seco…
quant-ph2024
An energy efficient quantum-enhanced machine
Waner Hou, Xingyu Zhao, Kamran Rehan +5
Quantum friction, a quantum analog of classical friction, reduces the performance of quantum machines, such as heat engines, and makes them less energy efficient. We here report th…