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photons    音标拼音: [f'ot,ɑnz]
n. 光子,光量子

光子,光量子


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  • Photon - Wikipedia
    A photon (from Ancient Greek φῶς, φωτός (phôs, phōtós) 'light') is an elementary particle that is a quantum of the electromagnetic field, including electromagnetic radiation such as light and radio waves, and the force carrier for the electromagnetic force
  • What Is a Photon? Definition and Facts - Science Notes and Projects
    Learn about photons in physics Get the photon definition and fun facts about this interesting unit of light
  • What are photons? - Live Science
    Photons are fundamental subatomic particles that carry the electromagnetic force — or, in simpler terms, they are light particles (and so much more) The photon is also the "quantum," or
  • What Is a Photon? The Quantum Particle of Light
    For centuries, scientists pondered whether light was a wave, a particle, or something even stranger The answer, unveiled through the birth of quantum mechanics, is that light is composed of tiny packets of energy called photons
  • DOE Explains. . . Photons - Department of Energy
    Photons represent the entire spectrum of electromagnetic radiation This includes radio waves, gamma-rays, and visible light Like many other particles governed by quantum mechanics, photons have the characteristics of both waves and particles
  • Photon: Definition, Properties, and Applications - Science Facts
    The idea that photons have specific, fixed energy levels sets them apart from other things in nature, like sound waves, which can have any amount of energy depending on how loud or soft they are
  • Science Made Simple: What Are Photons? - SciTechDaily
    Photons are elementary particles that act as the fundamental carriers of light and all other forms of electromagnetic radiation They are unique because they have no mass and always travel at the speed of light in a vacuum
  • Photon | Definition, Discovery, Charge, Facts | Britannica
    Considered among the subatomic particles, photons are bosons, having no electric charge or rest mass and one unit of spin; they are field particles that are thought to be the carriers of the electromagnetic field
  • What Is a Photon? Light, Energy, and Quantum Ideas Explained
    Discover what a photon is and how it relates to light, energy, and atomic transitions Learn how photons carry energy in discrete packets and play a role in emission spectra
  • What Is a Photon in Physics? - ThoughtCo
    A photon is a tiny particle of light that always moves at the speed of light Photons act like both waves and particles at the same time, which is a special property Photons have no mass, but they carry energy and momentum that link to their frequency and wavelength





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