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A drop of liquid metal sits inside a soft channel. Add a small voltage and its surface tension shifts right at the boundary. A 2026 Advanced Functional Materials paper found that boundary shift is enough to amplify the flow the droplet can drive, no extra moving parts.

Scollr

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Prototype physics on one EGaIn system, not finished hardware. Paper: Electrocapillary Modulated Interfacial Tension Amplifies Liquid Metal Transduction (Advanced Functional Materials, June 2026, DOI 10.1002/adfm.76397). Scollr paper scan. #MaterialsScience #LiquidMetal #SoftRobotics #Microfluidics

2/7/26, 2:12 pm0 reposts0 likes

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