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Andy Buffler, UCT Physics: Slides from colloquium given on 25 ...

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X-ray spectrometer<br />

easier to use and gave<br />

more reliable results<br />

M<strong>on</strong>ochromatic<br />

X-ray source<br />

Crystal and detector (i<strong>on</strong>izati<strong>on</strong> chamber<br />

and electrode) are rotated to satisfy the<br />

reflecti<strong>on</strong> c<strong>on</strong>diti<strong>on</strong> n λ = d sin θ.<br />

(λ fixed, θ variable)

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