What happens when light moves in electromagnetic field?

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SUMMARY

The discussion focuses on the behavior of light as it travels through electromagnetic (EM) fields, specifically addressing the phenomenon of vacuum birefringence. It highlights that light bends and loses energy in gravitational fields, and similarly, in EM fields, photons can annihilate to create transient particle-antiparticle pairs. These pairs may interact with the EM field, resulting in a slight change in polarization. The complexity of these interactions suggests significant implications for understanding light behavior in varying force fields.

PREREQUISITES
  • Understanding of electromagnetic fields
  • Familiarity with photon behavior and particle-antiparticle pairs
  • Knowledge of vacuum birefringence
  • Basic concepts of gravitational influence on light
NEXT STEPS
  • Research the principles of vacuum birefringence in detail
  • Explore the interactions of light with electromagnetic fields
  • Study the effects of weak and strong force fields on particle behavior
  • Investigate the implications of photon annihilation in quantum field theory
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Physicists, researchers in quantum mechanics, and anyone interested in the interactions of light with electromagnetic and gravitational fields.

aditya23456
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we know light bends and loses energy when it travels in gravity..what abt influence on light when it travels in EM field..similarly can anyone trace out what happens in weak and strong force fields as welll.I guess its complex..
 
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There is a chance that two photons annihilate and create a particle-antiparticle pair for a very short time. These particle may be charged and therefore may react more strongly with the background electromagnetic field before they recombine. The net effect is a very small change of the polarization. See vacuum birefringence

http://en.wikipedia.org/wiki/Birefringence
 

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