Are Photons Particles or Waves?

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    Photons Waves
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Discussion Overview

The discussion revolves around the nature of photons, specifically whether they should be considered particles, waves, or a different category altogether. Participants explore the implications of these classifications in the context of quantum mechanics and how photons behave under various conditions.

Discussion Character

  • Debate/contested
  • Conceptual clarification
  • Exploratory

Main Points Raised

  • Some participants suggest that photons should not be strictly classified as either particles or waves, but rather as quantum objects that exhibit properties of both depending on the context of observation.
  • One participant proposes that thinking of photons as classical particles or waves leads to confusion, emphasizing that they possess quantum properties that do not fit neatly into either category.
  • Another participant uses an analogy of an ice-cream cone to illustrate that photons can appear as waves when traveling at the speed of light, but behave like particles when interacting with other sub-atomic particles.
  • There is a reiteration of the idea that light should be viewed as neither purely a wave nor a particle, but rather that it displays wave-like or particle-like characteristics based on how it is observed.

Areas of Agreement / Disagreement

Participants express differing views on the classification of photons, with no consensus reached. Some argue for a dual nature of photons, while others emphasize the inadequacy of classical descriptions.

Contextual Notes

Participants acknowledge the limitations of classical analogies in describing quantum phenomena and the potential for misunderstanding when applying classical concepts to quantum objects.

thetexan
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When the light from a distant star comes to our eyes...as the photons transverse the distance...are they traveling as a particle or as a wave? ie Are we being bombarded by millions of photon bullets or millions of waves?

tex
 
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Photons are not particles OR waves, they are quantum objects. If you test for them as particles (for example, with the retina of your eye) they will ACT like particles and if you test for them as waves they will ACT like waves, but thinking of them as one or the other leads to the kind of confusion you are having.
 
thetexan said:
Are we being bombarded by millions of photon bullets or millions of waves?
It is not useful to think of quantum mechanical particles as though they were classical bullets nor as though they were classical waves. They are quantum particles, and quantum particles have quantum properties that are not effectively captured by either classical description.
 
Actually photon can be both a wave and a particle at the same time
Think of photon as a ice-cream cone,if you look at it in a angle it will look like a circle
But if you look at it in a different angle it will look kind of like a triangle shape( maybe a prism)
So when photon travel at the speed of light they are waves but when they interact with other sub-atomic particle they appear to be particle
 
Sousf said:
Think of [STRIKE]photon[/STRIKE] light as a ice-cream cone,if you look at it in a angle it will look like a circle
But if you look at it in a different angle it will look kind of like a triangle shape( maybe a prism)

That's not a bad analogy (although I made a small correction above), but you're drawing the wrong conclusion from it:
Actually photon can be both a wave and a particle at the same time
Instead, you should say that light is neither a wave nor a particle, but depending on how you look at it, it will show either wave-like or particle-like properties.
 
Sousf said:
Actually photon can be both a wave and a particle at the same time
Think of photon as a ice-cream cone,if you look at it in a angle it will look like a circle
But if you look at it in a different angle it will look kind of like a triangle shape( maybe a prism)
So when photon travel at the speed of light they are waves but when they interact with other sub-atomic particle they appear to be particle

Yeah, what nugatory said. Reread post #2.
 

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