Refraction due to attractive potential

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    Potential Refraction
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SUMMARY

Electrons incident on a crystal experience refraction due to an attractive potential of 15V. Using Snell's Law, the angle of refraction can be determined by considering the change in the wavelength of the electrons caused by this potential. With an incident energy of 100eV and an angle of incidence of 45 degrees, the attractive potential modifies the effective wavelength, which is crucial for calculating the angle of refraction accurately.

PREREQUISITES
  • Understanding of Snell's Law in optics
  • Knowledge of electron behavior in potential fields
  • Familiarity with energy and wavelength relationships in quantum mechanics
  • Basic principles of refraction in solid-state physics
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  • Calculate the effective wavelength of electrons in a potential using the formula λ = h/p, where p is the momentum affected by the potential.
  • Explore the application of Snell's Law in quantum mechanics for particle wave behavior.
  • Study the effects of potential barriers on electron trajectories in solid-state physics.
  • Investigate the relationship between energy levels and refraction in crystalline materials.
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Physicists, materials scientists, and students studying quantum mechanics or solid-state physics, particularly those interested in electron behavior in crystalline structures.

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Electrons incident on a crystal suffer refraction due to an attractive potential of 15V. If the angle of incidence is 45 degrees and the electrons have an incident energy of 100eV, what is the angle of refraction?

Ok, so i know that i have to use snell's law, but I'm stuck on calculating the effect of the attractive potential of the crystal. please help! thanks
 
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missmaria said:
Electrons incident on a crystal suffer refraction due to an attractive potential of 15V. If the angle of incidence is 45 degrees and the electrons have an incident energy of 100eV, what is the angle of refraction?

Ok, so i know that i have to use snell's law, but I'm stuck on calculating the effect of the attractive potential of the crystal. please help! thanks

The potential changes the wavelength of the electrons. Thus causing the refraction.
 

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