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In David J. Wineland's experiments, what are usually trapped in a laser?

  • Atoms

  • Photons

  • Neutrons

  • Protons

Answer

In David J. Wineland's experiments, atoms are usually trapped in a laser. This is because lasers emit a very specific wavelength of light, which can be used to selectively excite atoms. When an atom absorbs a photon of light, it gains energy and moves to a higher energy state.
Mastering the Mysteries: The Extraordinary Journey of David J. Wineland

Mastering the Mysteries: The Extraordinary Journey of David J. Wineland

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