A high energy electron in circular/spiral motion radiates vortex photons in the entire wavelength range from the radio-wave to the gamma-rays, researchers have shown theoretically and experimentally.

Segment 3G: Circular Motion We explore the concept of circular motion. Segment 3G: Circular Motion We travel to an amusement park to explore circular motion. We work through an example problem and ...

We solve for centripetal acceleration, centripetal force, and tangential velocity. In this Closer Look segment on circular motion, we investigate circular motion and solve for centripetal acceleration ...

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Aknin, Lara B., Elizabeth W. Dunn, and Michael I. Norton. "Happiness Runs in a Circular Motion: Evidence for a Positive Feedback Loop between Prosocial Spending and Happiness." Journal of Happiness ...