It is not easy to make small particles and devices that propel themselves in liquid. Viscous effects predominate on the microscale and render most mechanical means of propulsion inefficient 1,2,3,4.
BOSTON, Dec. 2, 2025 /PRNewswire/ -- An analysis of the materials adopted in li-ion batteries quantifies the change of cathode and anode materials used over the coming decade, with the increase of ...
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