Living definition
What is TerraPower Natrium (Kemmerer Unit 1)?
Fusion & Advanced Nuclear Energy, Climate, Space & Materials
- As of
- 2026-07-23
- Revision
- 2026-07-23.1
- Method
- v1.3.0
Definition
The term, in context
AI-assisted draft · approved dataset
TerraPower's Natrium design is an advanced nuclear reactor that uses liquid sodium instead of water as its primary coolant, pairing the reactor core with a molten-salt thermal storage system so the plant can bank heat and dispatch electricity output flexibly to match grid demand; Kemmerer Unit 1 is the first full-scale Natrium reactor built to this design.
Live readiness status
Status as of the current dateline
AI-assisted assembly · derived results
As of 2026-07-23, verified readiness is 52 (claimed 55, reported 55, gap 3) — Strong evidence strength; current signals suggest Track; not yet.
The readiness fact belongs to the canonical Readiness Verdict for TerraPower Natrium (Kemmerer Unit 1).
Dataset approval
Human editorial release
pragma.vision editorial — standing authorization (operator dev@soft.house, 2026-07-17)
- Dataset
- 2026-07-23.1
- Hash
- sha256:2946693d2bc5cb60960d58d1e68b228b21021ebbdb21122cce1fb0a6793301ce
- Approved
- 2026-07-23