Nitrogen Monoxide (NO) - LIF:
Transition: A2S+ - X2P (0,3) and (1,4) bands of NO
Appearance of the NO g-bands: Degraded to the violet
Excitation wavelength: 259,7 to 248,0 nm
Flame/Burner: acetylene/oxygen (C2H2/O2) flame of a welding torch
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Grating: 100 lines/mm, only UV excitation, Emissions: 190 to 605 nm
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EES, point of measurement: off-center (outer range of the flame) Excitation wavelength: UV: 262,20 nm to 248,00 nm VIS: no VIS excitation Emission wavelength: 190 nm to 605 nm |
EES, point of measurement: center (inner cone of the flame) Excitation wavelength: UV: 262,20 nm to 248,00 nm VIS: no VIS excitation Emission wavelength: 190 nm to 605 nm |
Single Image: local distribution of signals inside the flame Excitation wavelength: UV: 258,42 nm VIS: no VIS excitation |
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Detected signals: Rayleigh scattering: UV NO-LIF A-X / from A-X (0,3) and (1,4) excitations: (starting at 259,5 nm (0,3) and 255,8 nm (1,4)) NO-LIF A-X emissions: (301 nm, 286 nm, 272 nm, 260 nm, 248 nm, 237 nm, 227 nm, 215 nm) OH-LIF A-X / from A-X (3,0) excitation: (starting at: 244,3 nm (3,0)) OH-LIF A-X emissions from (3,0): (265 - 275 nm, 281 - 303 nm, 305 - 330 nm) OH-LIF A-X / from A-X (2,0) excitation: (starting at: 259,2 nm (2,0)) OH-LIF A-X emissions from (2,0): (259 - 275 nm, 278 - 302 nm, 302 - 335 nm) hot O2-LIF (see also chapter O2) Rayleigh, NO-LIF and OH-LIF in 2nd order |
Detected signals: Rayleigh scattering: UV C2-LIF / Swan band emissions: (438 nm, 473 nm, 516 nm, 563 nm) C2-LIF D-X / from D-X (0,2), (1,3) ... excitations: (Mullikan bands, starting at 253 nm) C2-LIF / Mullikan band emissions: (231 nm, 242 nm, 252 nm) C2-LIF / Deslandres d'Azambuja band emissions: (360 nm, 385 nm, 410nm, 438 nm) broadband fluorescence of hydrocarbon species: (about 300 nm to 450 nm) (laser intensity fluctuations during the measurement!) |
Download common measurement report for detailed informations about flame, laser beam position, pulse energy, ICCD gain, etc: |
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Download
Davis file: |
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Davis file: |
CCD dynamic: 12 bit / ICCD gain: 9,9 / entrance slit: 100 mm / sum of pulses: 50 / UV pulse energy: not measured |