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Triboelectric Separation: Using Charge Difference to Sort Plastics and Minerals Instead of Fighting It

Triboelectric separation turns contact electrification from a handling hazard into a deliberate sorting mechanism. This article covers how material pairs are selected by charge polarity, what feed moisture and particle size do to separation efficiency, and where the technique sits relative to density and optical sorting.

Single-Contact Electrification Testing: Isolating Charge Transfer Per Contact

Single-contact electrification apparatus measures charge transfer from one controlled particle-surface or particle-particle contact, isolating a variable that bulk triboelectric and charge decay measurements can only report as an average.

Triboelectric Charging in Powders: Why Humidity Matters

Triboelectric charging in powders is not fixed by [...]

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