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Hoofdstuk 4

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• stralingsbronnen<br />

Instrumentatie<br />

–meestal: Hg damp-lamp (lage druk, SiO 2 -venster)<br />

→ lijnen bij 254, 302, 313, 546, 578, 691, 773 nm<br />

–soms: Xe boog lamp, lasers<br />

• filters, monochromatoren<br />

• transducers<br />

–grote versterkingsfactor nodig<br />

– PMT-buizen (in foton-tel mode, gekoeld)<br />

– diode-arrays (parallele detectie), CCD’s

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