2 mm Stops Thermal Runaway
A co-precursor aerogel sheet rapidly prepared via in-situ supercritical separation, combining super elasticity, high strength, and ultralow thermal conductivity, suppressing thermal runaway propagation between fully charged Li-ion cells with only 2 mm thickness.
Yueyue, Xiao · Yan, Mingyuan · Shi, Long · Gong, Lunlun · Cheng, Xudong · Zhang, Heping · Pan, Yuelei
Energy Storage Materials 2023
energy loss coefficient of 0.238
superior fatigue resistance over 10,000 compressions
2-mm-thick CAS successfully suppresses TR propagation with maximum temperature up to 836.2 °C, yielding maximum cell-to-cell temperature gap of 767 °C