If you took introductory physics, you learned about the “fundamental forces.” It goes something like this: All interactions are the result of one or more of five basic forces: strong nuclear, weak ...

The world of nanoscale analysis has been revolutionized by the advent of electrical Atomic Force Microscopy (AFM) modes. New possibilities for measuring electrical properties with remarkable precision ...

Understand why the electric force can be zero in electrostatics by exploring charge interactions, symmetry, and superposition. This video explains the physical intuition and mathematical reasoning ...

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