Photoelectric effect

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Photoelectric effect
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Photoelectric effect
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Photoelectric effect
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X-rays
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Laue diffraction
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Bragg scattering planes
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Bragg scattering angle
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X-ray spectrometer
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X-ray spectrum
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Why is the sky blue?

• Rayleigh scattering (classical)
• absorption re-radiation of light from electrons
  in atom
• scattered wavelength the same as absorbed
  wavelength
• in contrast, Compton scattering changes the
  wavelength of X-rays

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Compton scattering exp.
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Compton exp. data