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

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

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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CCD dynamic: 12 bit / ICCD gain: 9,9 / entrance slit: 100 mm / sum of pulses: 50 /

UV pulse energy: not measured

   

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