Vacancy-rich β-Li3N superionic battery boosts EV range to 600+ miles by increasing mobile Li-ion population

https://interestingengineering.com/energy/new-solid-state-electrolyte-powers-lithium-batteries

"solid-state electrolyte with 2.14 × 10⁻³ S cm⁻¹ ionic conductivity at room temperature, exceptional cycling stability, 500 Wh/kg energy density, fast charging/ discharging... overcomes challenges with lithium metal anodes, oxides/ sulfide/ halide electrolytes, dendrites, detrimental side reactions... protective interlayers stabilize anode... ball-milled β-Li3N with high lithium-ion conductivity and vacancy-mediated diffusion mechanism... high air stability in dry environments"

Related:

Huawei has filed a patent for an 1,800-mile range solid-state sulfide-based EV battery with energy densities between 180 and 225 Wh/lb and achieving a 10% to 80% charge in under five minutes
https://batteriesnews.com/chinas-tech-giant-claims-1800-mile-range-for-solid-state-ev-battery-files-patent/

Failure mechanism of oxide electrolyte-based solid-state battery: a deep dive into Na-NASICON batteries
https://www.eurekalert.org/news-releases/1094669

Hyundai Patents Breakthrough for Copper Use in Solid-State Batteries
https://discoveryalert.com.au/news/hyundai-copper-solid-state-batteries-innovation-2025/

Protective dual shell unlocks longer-lasting lithium-rich batteries
https://www.eurekalert.org/news-releases/1096386