Atomic Emission Spectroscopy

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Lecture 13
Atomic Emission Spectroscopy
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Na 1s22s22p63s1
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Flame Temperature
N
Butane-air lt2200 Acetylene-air
2400-2600 Acetylene-N2O 2900-3100 Acetylene-O2
3300-3400
E(eV)
Eh?/c
N0
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Arc
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Glow discharge
Spectrophotometer window
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ICP
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0.010 nm
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80 ? 600 81 ? 592.6 82 ? 585.4
1 ? 600 2 ? 300 3?200
n?
Number of grooves
Diffraction order
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Red
Blue
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