x-rays & compton scattering
DESCRIPTION
X-rays & Compton Scattering. PHY 361 2008-01-18. Outline. particle-wave duality review – blackbody radiation review – photoelectric effect X-ray tube – Roentgen Bragg scattering characteristic X-ray spectra Compton effect. PARTICLE properties interaction dynamics: F=ma - PowerPoint PPT PresentationTRANSCRIPT
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X-rays & Compton Scattering
PHY 3612008-01-18
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Outline
particle-wave duality
review – blackbody radiation
review – photoelectric effect
X-ray tube – Roentgen
Bragg scattering
characteristic X-ray spectra
Compton effect
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Wave Particle Duality
PARTICLE properties interaction
dynamics: F=ma
mass – quantization
position(time) – localized
COMMON properties velocity
conservation of energy, momentum
WAVE properties interference – superposition
dynamics: wave equation
standing waves – modes
wavelength, frequency
reflection, transmission
refraction – dispersion
diffraction – Huygens
oscillating medium
polarization
Light behaves as both a wave and a particle at the same time!
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Reflection, Diffraction, Interference animation
QuickTime™ and aYUV420 codec decompressor
are needed to see this picture.
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The “size” of light waves
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Review – blackbody radiation
densityof modes average energy per mode
“high frequencyphotons cost toomuch energy”
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Review: photoelectric effect
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Review: photoelectric effect
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X-ray tube
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Bragg Scattering
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Characteristic X-ray spectra
Duane-Hunt rule
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Compton scattering