Perspective: Extreme-Duration Systems
Word Count: 690
**Technology Fusion** - _NASA’s Americium-241 Betavoltaic Battery_:
• **90-year** continuous discharge (0.8W/kg)
• Charges Li-S cells in deep space probes
- _Oklo Aurora Microreactor Integration_:
• 1.5 MW nuclear core + 120 MWh flow battery
• Powers data centers with **98.5%** uptime
**Material Science Advances** | Component | Innovation | Performance Gain |
|-----------------|--------------------------------|-------------------------|
| **Radiation Shields** | Boron-doped diamond coating | Gamma attenuation **99.999%** |
| **Electrodes** | Curium-doped vanadium oxide | Radiation-induced conductivity **↑300%** |
**Safety Architecture** - **Triple-Containment System**:
1. Zr-alloy primary vessel
2. Molten salt buffer layer (800°C)
3. AI-monitored seismic dampers
- **Autonomous Decommissioning**:
- Shape-memory alloys trigger burial at 120°C
**Deployment Cases** - **Greenland Ice Sheet Monitoring**:
- 10 kW hybrid systems operate at -60°C for polar night
- **Mars Colonial Network**:
- NASA selects **Pu-238/Li-Titanate** hybrids for 2031 mission
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