deBrogliePost - Light Has a Dual Nature 1. Wave-like:...

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λ fc = Eh f h c == λ () Ep c m c p c p c p E c hf c h o =+ = = = = = 2 2 2 2 λ λ = h p Light Has a Dual Nature 1. Wave-like : Interference & Diffraction Effects 2. Particle-like : Interaction with Matter (Photoelectric Effect)
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λ fc = Eh f h c == λ ( ) ( ) () Ep cm c p cp c p E c hf c h o =+ →= 2 2 2 2 λ λ = h p λ = h p pm v m v o = = γ Light Has a Dual Nature 1. Wave-like : Interference & Diffraction Effects 2. Particle-like : Interaction with Matter (Photoelectric Effect) Matter Also Has a Dual Nature De Broglie Wavelength : Linear Momentum:
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d L 8 m = 1 m = 1 m = 2 m = 2 m = 0 y 2 11 Perhaps we could do something similar to Thomas Young’s famous (1801) double-slit experiment . .. How do we measure the wavelength of a matter wave?
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dd Ly L y sin tan θ λ θ λ θθ 11 1 = × = =→ = () λ = dy L 1 d L 8 m = 1 m = 1 m = 2 m = 2 m = 0 y 2 in which he determined experimentally the wavelength of sunlight.
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This note was uploaded on 04/17/2008 for the course PHYSICS 135-3 taught by Professor Brown during the Spring '08 term at Northwestern.

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deBrogliePost - Light Has a Dual Nature 1. Wave-like:...

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