Comment on “Loss-Free Excitonic Quantum Battery”
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J. Phys. Chem. C 2021, 125, 7518−7520. [https://doi.org/10.1021/acs.jpcc.0c11169]
Quantum batteries have primarily been modeled as an ensemble of isolated systems that store energy and from which work can be extracted by applying unitary transformations. 1 Only recently have investigations begun in the direction of dissipative quantum batteries2−4 wherein the charge of the battery is protected against a dissipative environment.