Planck Standard

Topic

Materials science

106 stories from Planck Standard. Latest: September 16, 2026.

  1. Physics

    High School Physics Says Friction Doesn't Depend on Speed

    It is the first experimental realization of ideal Amontons-Coulomb friction. Electron microscopes traced the speed dependence to wave-like crystal flaws called ripplocations, which disappear at high temperature.

    3 min read

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