Imaging Grain Boundaries that Impede Lithium-Ion Migration in Solid-State Batteries
—New technique developed to quantify ionic conductivity across grain boundaries—

A NIMS research team has developed a new technique to image grain boundaries obstructing lithium-ion migration in solid-state batteries—a promising type of next-generation battery.

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Gen Hasegawa, Naoaki Kuwata, Tsuyoshi Ohnishi, Kazunori Takada, J. Mater. Chem. A 12, 731-738(2024). "Visualization and evaluation of lithium diffusion at the grain boundaries in Li_0.29La_0.57TiO₃ solid electrolytes using secondary ion mass spectrometry"
DOI : 10.1039/d3ta05012b