X- rays of wavelength equal to 0.134 nm give a first order diffraction from the surface of a crystal when the value of θ is 10.5∘. Calculate the distance between the planes in the crystal parallel to the surface examined.
Open in App
Solution
Given λ=0.134nm,θ=10.5∘ n = 1 Applying Bragg’s equation 2dSinθ=nλ d=nλ2Sinθ=1×0.1342×Sin10.5∘=0.1342×0.1822=3.68A