Researchers develop high-energy, high-efficiency all-solid-state sodium-metal-air battery

https://techxplore.com/news/2024-05-high-energy-efficiency-solid-state.html

"stable superionic conductor Nasicon (Na, Si, Zr) and solid electrolyte protected sodium metal electrodes from air facilitating carbonate breakdown increasing energy density by increasing working voltage while reducing voltage gap during charging/ discharging, enhancing energy efficiency... special equipment no longer needed to eliminate carbonate byproduct of metal-oxygen reaction involving atmospheric CO2 and water vapor that had sacrificed efficiency "

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