Evgeny Statnik

Senior research scientist, Laboratory of Hierarchically Structured Materials, Skoltech Engineering Center

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Scientists watch a lithium battery's cathode turn brittle in real time

First author of the operando nanoindentation study

Battery researchers have long had to guess how a cathode's mechanical properties change during charging, because measuring them meant taking the battery apart. A team at Skoltech in Moscow has now watched it happen live for the first time, using a modified coin cell with a diamond probe pressed against the cathode while the battery ran.

Updated 3 hours ago