Question

Write object of Dacisson and Germer's experiment. Draw a labelled diagram of its parctical arrangement.

Answer 1

The Dacisson$-$Germer's experiment was a $1923$ experiment by clinton dacisson and lester Germer at western electric $($later Bells Labs$)$

n which electrons$,$ scattered by the surface of a crystal of nickel metal$,$ displayed a diffraction pattern$.$ This confirmed the hypothesis$,$ advanced by Louis de Broglle in $1924,$ of wave$-$particle duality$.$ and was an experimental milestone in the creation of quantum mechanics$.$