Portrait of Donald R. Sadoway
Photo: Thor Nielsen/NTNUSource · CC BY-SA 2.0
Energy & Climate

Donald R. Sadoway

Liquid-metal grid-storage battery

United StatesEvidence: high confidenceChecked July 2026

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Who is Donald R. Sadoway?

Donald R. Sadoway is an inventor associated with United States. Their documented work in energy & climate includes Liquid-metal grid-storage battery, the contribution at the center of this evidence-backed profile.

Donald Sadoway invented the liquid-metal battery, a high-temperature rechargeable cell with liquid metal electrodes separated by molten salt. The architecture targets low-cost, long-life stationary storage, offering a physical way to buffer renewable generation without relying on scarce battery materials.

Known forLiquid-metal grid-storage battery
FieldEnergy & Climate
Associated withUnited States
Evidence reviewed2 sources
01

What did Donald R. Sadoway invent?

Invented the liquid-metal battery, using liquid electrode layers and molten-salt electrolyte for stationary storage.

02

What did Donald R. Sadoway accomplish?

MIT identifies Sadoway’s liquid-metal battery as an invention recognized by Time and describes its application to grid-level storage.

03

What is known about Donald R. Sadoway today?

MIT’s Energy Initiative recorded Sadoway discussing electric-vehicle and grid-storage hardware in a July 2025 article and lists him as professor emeritus.

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