Perspective: Quantum Energy Storage
Word Count: 710
**Physics Breakthroughs** - _University of Adelaide’s Prototype (PRL 2024)_:
• **Superabsorption** effect: 6-qubit system charges **4× faster** than classical limit
• Maintains coherence for **8.3μs** at room temperature
- _Chalmers University’s Topological Insulator Cathode_:
• Edge-state electron transport reduces internal resistance by **89%** **Critical Enablers** 1. **Graphene Quantum Dot Electrodes**:
- 0D confinement enables **1800 m²/g** active surface area
- 500C discharge capability demonstrated
2. **Electrocaloric Thermal Management**:
- Ferroelectric polymers near electrodes:
* Regulate temperature within **±0.5°C**
* Cut cooling energy by **97%** **Commercial Horizon** - **Bosch-Q.ANT Partnership**:
- Targeting **50 kW/kg** ultra-fast charging for aviation by 2028
- **QuantumScape’s Solid-State System**:
- Quantum tunneling layer eliminates dendrites
- 5000 cycles at 4C charge rate
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