Charged torus-like black holes as heat engines
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Charged torus-like black holes as heat engines |
| Hanwen Feng,Yuchen Huang,Wei Hong,Jun Tao |
| Figure 3. The heat engine efficiency of Carnot cycle versus the black hole volume V2 for different charge Q, where we set V4 = 1, P2 = 4, and P4 = 1. |
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