Nitrogen Monoxide (NO) - LIF:

Transition: A2S+ - X2P (0,4) and (1,5) bands of NO

Appearance of the NO g-bands: Degraded to the violet

Excitation wavelength: 272,5 to 259,7 nm

Flame/Burner: hydrogen/oxygen (H2/O2) flame of a welding torch

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Grating: 100 lines/mm, UV and VIS excitation, Emissions: 190 to 605 nm

EES, point of measurement:

   center (center of the flame)

Excitation wavelength:

   UV:  273,00 nm to 259,70 nm

   VIS: 546,00 nm to 519,40 nm

   (UV and VIS simultaneously)

Emission wavelength:

  190 nm to 605 nm

Single Image:

   local distribution of signals inside the flame

Excitation wavelength:

   UV: 270,88 nm

   VIS: 541,76 nm

   (UV and VIS simultaneously)

Detected signals:

   Rayleigh scattering: UV and VIS

   NO-LIF A-X / from A-X (0,4) excitation:

(starting at 272,0 nm (0,4))

   NO-LIF A-X emissions:

(272 nm, 260 nm, 248 nm, 237 nm, 227 nm)

  OH-LIF A-X / from A-X (2,0) excitation:

(starting at: 259,2 nm (2,0))

   OH-LIF A-X emissions:

(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

Download common measurement report for detailed informations about flame, laser beam position, pulse energy, ICCD gain, etc: 

Download MS Word file:

Download Davis file:

Download ASCII file:

CCD dynamic: 12 bit / ICCD gain: 8,6 / entrance slit: 80 mm /sum of pulses: 50 /

UV pulse energy:  about 3,0 to 3,2 mJ/pulse

 

Grating: 1200 lines/mm, UV and VIS excitation, Emissions: 230 to 265 nm

EES, point of measurement:

   center (center of the flame)

Excitation wavelength:

   UV:  273,00 nm to 265,00 nm

   VIS: 546,00 nm to 530,00 nm

   (UV and VIS simultaneously)

Emission wavelength:

  230 nm to 265 nm

Single Image:

  local distribution of signals inside the flame

Excitation wavelength:

   UV: 269,96 nm

   VIS: 539,92 nm

   (UV and VIS simultaneously)

Detected signals:

  Rayleigh scattering: UV

   NO-LIF A-X / from A-X (0,4) excitation:

(starting at 272,0 nm (0,4))

   NO-LIF A-X emissions:

(272 nm, 260 nm, 248 nm, 237 nm)

   OH-LIF A-X / from A-X (2,0) excitation:

(starting at: 259,2 nm (2,0))

   OH-LIF A-X emissions:

(259 - 275 nm)

   hot O2-LIF (see also chapter O2)

   spectrograph error at about 272 nm ex. wavelength

Download common measurement report for detailed informations about flame, laser beam position, pulse energy, ICCD gain, etc: 

Download MS Word file:

Download Davis file:

Download ASCII file:

CCD dynamic: 12 bit / ICCD gain: 9,9 / entrance slit: 80 mm /sum of pulses: 50 /

UV pulse energy: not measured

 

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