Quantum drag Iowa City IA (SPX) Jul 22, 2016 - Friction and drag are commonplace in nature. You experience these phenomena when riding in an airplane, pairing electrical wiring, or rubbing pieces of sandpaper together. Friction and drag also exist at the quantum level, the realm of atoms and molecules invisible to the naked eye. But how these forces interact across materials and energy sources remain in doubt. In a new study, Uni ... more

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