Atoms of mass m and speed v emerge through a circular hole of diameter δ in a furnace wall and form a diffraction spot on a screen a distance L away. Using de Broglie diffraction, find the smallest spot radius in mm. Take h=6.4×10⁻³⁴ kg m² s⁻¹, L=1 m, m=1.6×10⁻²⁷ kg, v=10³ m s⁻¹, δ=0.2 μm.
Physics · Photoelectric effect and dual nature of matter
Atoms of mass m and speed v emerge through a circular hole of diameter δ in a furnace wall and form a diffraction spot on a screen a distance L away. Using de Broglie diffraction, find the smallest spot radius in mm. Take h=6.4×10⁻³⁴ kg m² s⁻¹, L=1 m, m=1.6×10⁻²⁷ kg, v=10³ m s⁻¹, δ=0.2 μm.