Is the Group Velocity Double the Phase Velocity at Low Velocities?

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SUMMARY

At low velocities, the group velocity of de Broglie waves is established as double the phase velocity. This phenomenon indicates that while the phase velocity exceeds the speed of light, the group velocity, representing particle velocity, also surpasses this limit. Such observations raise significant questions regarding the principles of relativity, particularly concerning the implications of particles traveling faster than light. Further exploration of this paradox is essential for reconciling these findings with established physical laws.

PREREQUISITES
  • Understanding of de Broglie waves
  • Familiarity with the concepts of phase velocity and group velocity
  • Knowledge of the principles of relativity
  • Basic grasp of wave-particle duality
NEXT STEPS
  • Investigate the mathematical derivation of group and phase velocities in quantum mechanics
  • Explore the implications of superluminal velocities in theoretical physics
  • Study the relationship between wave-particle duality and relativity
  • Examine existing literature on paradoxes in quantum mechanics and relativity
USEFUL FOR

Physicists, students of quantum mechanics, and anyone interested in the implications of wave-particle duality and the principles of relativity.

RANDHIR SINGH
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At low velocity the group velocity is double the phase velocity (velocity of de Broglie waves). But phase velocity is more than the speed of light and group velocity is the velocity of particle. This means that particle velocity is also more than speed of light. But This seems to violate the postulate of relativity. Can anybody help to solve this paradoxical observation?
 
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RANDHIR SINGH said:
At low velocity the group velocity is double the phase velocity
Please cite your sources.
 

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