Japanese scientists unveil a quantum battery that defies energy loss

A team of researchers has designed a theoretical model for a topological quantum battery capable of long-distance energy transfer and immunity to dissipation. By exploiting topological properties in photonic waveguides, they showed that energy loss can not only be prevented but briefly enhance charging power. This breakthrough may lead to efficient nanoscale batteries and pave the way for practical quantum devices.

source https://www.sciencedaily.com/releases/2025/10/251023031612.htm