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High Resolution Spectra:

O3 Spectra (2001)

O3 Spectra (2011)

BrO Spectra

NO2 Spectra

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OBrO Spectra

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Glyoxal Spectra

CH4 spectra near 1.6 um

CH4 data

Absolutely calibrated ozone absorption cross-sections for 11 temperatures (193K – 293K in steps of 10K) for UV-NIR spectral region

More details:

- Spectroscopy of Europe, vol. 23, 6, 2011, pp.14-17
» http://www.spectroscopyeurope.com/articles/55-articles/3082-new-broadband-high-resolution-ozone-absorption-cross-sections

-AMT

» http://www.atmos-meas-tech.net/7/609/2014/amt-7-609-2014.html

» http://www.atmos-meas-tech.net/7/625/2014/amt-7-625-2014.html

» Download the ASCII data, version 25.07.2012, zip, total size 12Mb [12.242 KB]

» Download temperature coefficients between 300 and 370 nm from a quadratic fit [438 KB]

Version 22.07.2013: Fast Fourier Transform Filter applied to the initial data in the region 213.33 -317 nm

» Download the ASCII data, version 22.07.2013, zip [7.910 KB]

Please, check for updates! Measurements with dual channel FTS are ongoing for the IR and region around 380 nm.

In case of any questions please email Dr. Victor Gorshelev: » gorshelev@iup.physik.uni-bremen.de

Source: IUP, MolSpec Lab, Serdyuchenko A., Gorshelev V, Weber M., Chehade W., Burrows JP.
 
Spectrometer: Echelle Spectrometer ESA 4000 and Bruker HR 120 FTS  
Resolution (FWHM):  0.02 nm below 290 nm
1 cm-1 between 290 nm and 350 nm
0.02 nm between 350 nm and 450 nm
1 cm-1 between 450 nm and 1100 nm
 
Grid:  interpolated on grid 0.01 nm   
Cell: Double jacket quartz cell, thermo-insulated, pre-cooler, cryogenic cooling  
Absolute calibration: using pure ozone pressure  
Uncertainty for absolute measurements at 50 mbar and 193 - 293K and path length 270 cm:    
Systematic uncertainty Ozone impurity:
oxygen purity 99.995%
leaks <0.1%.
Accuracy of pressure sensors: 0.04% (0.02 mb)
Offset of the internal temperature sensors: <0.3-0.5% (1K)
Cell length: <0.07% (<1 mm)
Total: <0.5%, depending on temperature
 
Statistical uncertainty Ozone decay <1%
Fluctuations of pressure: < 0.08% (<0.04mb)
Fluctuations of temperature: <0.1 - 0.16% (<0.3K)
Cooling efficiency: <0.3 - 1.6% (1-3K)
Source intensity drift and white noise 0.1 - 70%, depending on spectral region
 
Concatenated spectra parameters:    
Spectral regions: Lightsource stability: Optical density limits:
213–290 nm 0.5% 0.5-2
290–310 nm 2% 0.1-2
310–340 nm 1% 0.1-2
340–450 nm 1% 0.05-1
450–750 nm 0.2% 0.5-2
750–1100 nm 0.2% 0.001-0.1
     
column 1: vacuum wavelength (nm)  
column 2: cross section (cm2/molecule) 293k
column 3: cross section (cm2/molecule) 283k
column 4: cross section (cm2/molecule) 273k
column 5: cross section (cm2/molecule) 263k
column 6: cross section (cm2/molecule) 253k
column 7: cross section (cm2/molecule) 243k
column 8: cross section (cm2/molecule) 233k
column 9: cross section (cm2/molecule) 223k
column 10: cross section (cm2/molecule) 213k
column 11: cross section (cm2/molecule) 203k
column 12: cross section (cm2/molecule) 193k