Can protons emit-absorb virtual photons?

In summary, protons are able to emit and absorb virtual photons, which are particles that do not physically exist but play a crucial role in the interaction between particles. This process is known as quantum fluctuation and is a fundamental aspect of quantum mechanics. The exchange of virtual photons allows for the transfer of energy and momentum between particles, contributing to the strong electromagnetic force that binds atoms and molecules together.
  • #1
what_are_electrons
Can protons emit-absorb "virtual" photons?

Does a free single proton behave like a free electron in the sense that it emits and absorbs "vitrual" photons as it interacts with another free or bound proton?

Are there any special conditions under which protons emit and absorb "virtual" photons?
 
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  • #2
Protons are constituted out of quarks and since all quarks from the three families can interact via the electromagnetic force, the answer is YES.

When looked at these interactions in an QFT-like manner, virtual fotons can be emitted and absorbed.


regards
marlon
 
  • #3


Yes, protons can emit and absorb virtual photons. In quantum field theory, virtual particles, including virtual photons, are particles that exist for a very short period of time and are not directly observable. They arise as a result of interactions between particles and are essential for understanding the behavior of subatomic particles.

Protons, like all charged particles, can interact with each other through the exchange of virtual photons. This interaction is described by the electromagnetic force, which is one of the four fundamental forces in nature. When two protons interact, they exchange virtual photons, which mediate the force between them.

However, unlike free electrons, protons have a much higher mass and are confined within the nucleus of an atom. This means that the conditions under which they emit and absorb virtual photons may be different from those of free electrons. For example, in a bound system like an atom, the energy levels and the spacing between them can affect the exchange of virtual photons between protons.

In summary, protons can emit and absorb virtual photons, but the specific conditions under which this occurs may vary depending on the system in which they are interacting.
 

1. What are virtual photons?

Virtual photons are particles that are not directly observable or measurable. They are a fundamental component of the quantum field theory and are responsible for mediating the electromagnetic force between charged particles.

2. Can protons emit virtual photons?

Yes, protons can emit and absorb virtual photons. In fact, all charged particles can interact with virtual photons, as they are the carriers of the electromagnetic force.

3. How do protons emit and absorb virtual photons?

Protons emit and absorb virtual photons through the exchange of energy and momentum. When two charged particles interact, they exchange virtual photons, which can change the energy and momentum of the particles.

4. Do protons only emit and absorb virtual photons in specific situations?

No, protons can emit and absorb virtual photons in any situation where they interact with other charged particles. This can happen in various physical processes, such as electromagnetic radiation, scattering, and particle interactions.

5. What is the significance of protons emitting and absorbing virtual photons?

The exchange of virtual photons is an essential mechanism in understanding the behavior of charged particles and the electromagnetic force. It helps explain various phenomena, such as the repulsion between two like-charged particles and the attraction between opposite-charged particles.

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