Physical Transformation AtlasPTA
Material · material:beta-alumina

Sodium β″-alumina

Solid electrolyte conducting Na⁺ but not electrons; the heart of AMTEC.

Atlas record: 1 claim references this material — 1 demonstrated.

Explorerelations · sources · cite

conditions: solid
1claims0enumerated routes0routes with complete-composition evidence0candidate routes not searched1cited sources

Relations

requires · 1
Alkali-metal thermal-to-electric conversion—requires→Sodium β″-aluminademonstrated

Cited sources · 1

  1. [1]
    T. Cole. Thermoelectric energy conversion with solid electrolytes (1983)
    Science 221, 915–920 · doi:10.1126/science.221.4614.915 · crossref ✓ 2026-09-19 · record

Cite this entity

Physical Transformation Atlas (2026). entity material:beta-alumina: Sodium β″-alumina. Dataset revision rbfbfcbb70e57 (hash of the canonical data). https://physical-transformation-atlas.wldud5192.workers.dev/e/material/beta-alumina

Ids and matrix addresses are stable across revisions; the revision hash identifies the exact canonical files the record was compiled from and is meta.data_hash in every /api export. Reuse terms: see the license field in any export.