Electron diffraction
What Electron diffraction means in Physics A-Level, as defined for OCR.
Definitions of Electron diffraction
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Reference: OCR
The spreading of electrons after passing through a narrow gap or around an obstacle, producing a pattern of maxima and minima.
Electrons travelling through a thin slice of polycrystalline graphite are diffracted by the atoms of graphite.
Topics that use Electron diffraction
- Wave–particle duality (OCR A-Level)
Related terms
- Atomic spacing
- de Broglie wavelength
- Experimental evidence
- Momentum
- Planck constant
- Polycrystalline graphite
- Wave–particle duality
Using Electron diffraction in the exam
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