Instrument Parameters in Analytical Spectroscopy

Instrument Parameters in Analytical Spectroscopy

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Related links:
1000ppm AA Stds.
EM Radiation in chemistry
and colors of visible radiation
EM spectrum explained

Spectra Instrumentation

Spectral region/
Technique Radiation source Monochromator Detector

Vacuum UV Argon dye laser Fluorite Prism Photomultiplier

UV Xenon lamp
Hydrogen lamp
Deuterium lamp Fused silica
Quartz Prism Phototube
Photo diode array (PDA)
Photomultiplier Tube (PMT)

UV - VIS Xenon lamp Fused silica/Quartz Prism Phototube, PDA, PMT

VIS Tungsten lamp Glass Prism
Interference Filters Phototube, PMT
Silicon diode

IR Nerst Glower
(ZrO₂ and Y₂O₃)
Nichrome wire NaCl Prism
Grating 10 / 200 lises/mm
Interference filters Photoconductor
Pyroelectric cell (capacitance)
Thermocouple (volts)
Bolometer (ohms)

Far IR Globar (SiC) KBr Prism (TlBr) Golay pneumatic cell

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Spectral region/ Technique	Radiation source	Monochromator	Detector
Vacuum UV	Argon dye laser	Fluorite Prism	Photomultiplier
UV	Xenon lamp Hydrogen lamp Deuterium lamp	Fused silica Quartz Prism	Phototube Photo diode array (PDA) Photomultiplier Tube (PMT)
UV - VIS	Xenon lamp	Fused silica/Quartz Prism	Phototube, PDA, PMT
VIS	Tungsten lamp	Glass Prism Interference Filters	Phototube, PMT Silicon diode
IR	Nerst Glower (ZrO₂ and Y₂O₃) Nichrome wire	NaCl Prism Grating 10 / 200 lises/mm Interference filters	Photoconductor Pyroelectric cell (capacitance) Thermocouple (volts) Bolometer (ohms)
Far IR	Globar (SiC)	KBr Prism (TlBr)	Golay pneumatic cell