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Donut Lab

2 articles

db#1346

Donut Lab’s solid-state battery: Too good to be true?

A startup with no commercial track record just claimed to solve the two biggest battery problems—charging speed and lifespan—using sodium and carbon instead of lithium.

01 Apr 2026

Technology

db#932

Donut Lab’s 100°C Battery Breaks the Heat Barrier—Now What?

Independent tests confirm Donut Lab’s battery operates at 100°C—a temperature that cripples conventional lithium cells, even as its pouch membrane fails under stress.

05 Mar 2026