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What was the main objective of the Davisson-Germer experiment?

Option: 1

To prove the particle nature of electrons

 


Option: 2

To verify the de Broglie equation and prove the wave nature of electrons


Option: 3

To study the scattering of electrons by a copper crystal

 


Option: 4

To measure the charge of an electron


Answers (1)

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The Davisson-Germer experiment and the Frank Hertz experiment. The Davisson-Germer experiment demonstrated the wave nature of electrons through electron diffraction, and verified the de Broglie equation. The experimental setup included an electron gun, collimator, target, and detector. The scattered electrons produced a diffraction pattern and the dual nature of matter was verified. The Frank Hertz experiment verified the existence of discrete energy states in atoms, and the graph of collected current vs accelerating voltage showed a characteristic 4.9V peak due to the ionization of mercury atoms.The Davisson-Germer experiment aimed to verify the de Broglie equation and prove the wave nature of electrons through electron diffraction by a nickel crystal.

 

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