Researchers are one step closer to making quantum batteries a Rreality

https://www.astrolightmediagroup.com/quantum-energy/506/researchers-are-one-step-closer-to-making-quantum-batteries-a-reality  "active layer of the microcavity contains organic semiconductor materials that store the energy. Underlying the superabsorbing effect of the quantum batteries is the idea that all the molecules act collectively through a property known as quantum superposition... microcavity size increased and the number of molecules increased, the charging time decreased"