Electrically Tunable Friction: From Sticky to Slippery with Ionic Hydrogels.

Adv Mater · 2026 · PMC12879288 · PMID 41340283

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closest p

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not as significantno p-value reported

As shown in Figure S22 (Supporting Information), when the steel ball was connected to the negative electrode, the COF exhibited a slight decrease but not as significant as when PVA/LiTFSI or PVA/NH 4 Cl was used as friction materials.

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