The full article published in International Innovation can be accessed as a pdf-file or from the journals website:

http://www.internationalinnovation.com/importance-metrology-beyond-measure/

 

1. Uncertainty budgets of major ozone absorption cross-sections used in UV remote sensing applications

Citation: Weber, M., Gorshelev, V., and Serdyuchenko, A.: Uncertainty budgets of major ozone absorption cross sections used in UV remote sensing applications, Atmos. Meas. Tech., 9, 4459-4470, https://doi.org/10.5194/amt-9-4459-2016, 2016.

 

2. Method for estimating effects of unknown correlations in spectral irradiance data on uncertainties of spectrally integrated colorimetric quantities

Citation: Kärhä, P., Vaskuri, A., Mätynen, H., Mikkonen, N., and Ikonen, E.: Method for estimating effects of unknown correlations in spectral irradiance data on uncertainties of spectrally integrated colorimetric quantities, Metrologia 54 (2017) 524–534 https://doi.org/10.1088/1681-7575/aa7b39, 2017

 

3. Monte Carlo analysis of uncertainty of total atmospheric ozone derived from measured spectra

Citation:  Kärhä, P., Vaskuri, A., Gröbner, J., Egli, L., and Erkki Ikonen, E.: Monte Carlo analysis of uncertainty of total atmospheric ozone derived from measured spectra, AIP Conference Proceedings 1810, IRS 2016 Radiation Processes in the Atmosphere and Ocean, 110005 (2017); doi:http://dx.doi.org/10.1063/1.4975567, 2017

 

4. The high-resolution extraterrestrial solar spectrum (QASUMEFTS) determined from ground-based solar irradiance measurementsThe high-resolution extraterrestrial solar spectrum (QASUMEFTS) determined from ground-based solar irradiance measurements

Gröbner, J., Kröger, I., Egli, L., Hülsen, G., Riechelmann, S., and Sperfeld, P.: The high-resolution extraterrestrial solar spectrum (QASUMEFTS) determined from ground-based solar irradiance measurements, Atmos. Meas. Tech., 10, 3375-3383, 2017, https://doi.org/10.5194/amt-10-3375-2017, 2017

 

5. Characterization of the Temperature Dependence of Brewer Total Ozone MeasurementCharacterization of the Temperature Dependence of Brewer Total Ozone Measurements

Berjón, A., Redondas, A., Sildoja, M., Nevas, S., Wilson, K., León-Luis, S.F., El Gawhary, O., and Fountoulakis, I.: Characterization of the instrument temperature dependence of Brewer total ozone column measurements, Atmos. Meas. Tech. Discuss., https://doi.org/10.5194/amt-2017-406, 2017.

 

6. A new photometric ozone reference in the Huggins bands: the absolute ozone absorption cross section at the 325 nm HeCd laser wavelength

Janssen, C., Elandaloussi, H., and Gröbner, J.: A new photometric ozone reference in the Huggins bands: the absolute ozone absorption cross section at the 325 nm HeCd laser wavelength, Atmospheric Measurement Techniques Discussions, https://doi.org/10.5194/amt-2017-311, 2017

 

7. Temperature dependence of the Brewer global UV measurements

Fountoulakis, I., Redondas, A., Lakkala, K., Berjon, A., Bais, A. F., Doppler, L, Feister, U., Heikkila, A., Karppinen, T., Karhu, J.M, Koskela, T., Garane, K., Fragkos, K., and Savastiouk, V.: Temperature dependence of the Brewer global UV measurements; Atmospheric Measurement Techniques Discussions, https://doi.org/10.5194/amt-2017-171, 2017

 

 

 

 

The publications have been supported by the European Metrology Research Programme (EMRP) within the joint research project ENV59 “Traceability for atmospheric total column ozone” (ATMOZ). The EMRP is jointly funded by the EMRP participating countries within EURAMET and the European Union.

 

Presentations:

 

Pandonia Workshop, 7 Jan 2015, Innsbruck, Austria

• Ozone Cross Section effect on Brewer and Pandora
• Traceability of total ozone columne

 

COST 1207 European Brewer Network, 11 November 2015, Delft, Netherlands

• Dispersion Test Results with multiple geometries at RBCC-E campaign Arosa 2014
• Brewer Model

 

COST 1207 European Brewer Network, 26 May 2015, Madrid, Spain

• EMRP ATMOZ

 

Nordic Ozone Group Meeting, 8 May 2015, Copenhagen, Denmark

• Statistics-based evaluation of the stray-light effect on ozone measurements in the framework of the European Brewer Network (EUBREWNET)

 

ATMOZ Symposium, 15 April 2015, Thessaloniki, Greece

• Introduction: Uncertainty of Ozone retrieval
• Brewer and Dobson ozone retrieval and uncertainty sources
• Phaethon: Uncertainties in DOAS-derived Total Ozone Column
• Uncertainties in ozone cross-sections and their impact on total ozone retrieval
• Simulating effects of unknown correlations in spectral data on uncertainties of TOC derived from multispectral measurements
• Degree of correlation among influence parameters in total column ozone uncertainty budget determination through the double ratio method

ATMOZ Symposium, 29 October 2015, Prague, Czech Republic

• Bandpass and Wavelength Characterization of Dobson Instruments at PTB
• Comparison of new characterized bandpass and wavelengths of Dobsons
• Progress of total ozone data retrieval from Phaeton - REG(AUTH)
• Uncertainty analysis of current ozone absorption cross sections
• Measurements for improved ozone absorption cross-sections
• The FTS instrument developed for outdoor sun measurements
• Sensitivity Analysis of Ozone Retrieval
• Comparisons of Dobsons Instruments
• Current activities of ozone measurements in Australia

 

Brewer Ozone Spectrophotometer/Metrology Open Workshop

COST ACTION ES1207 EUROPEAN BREWER NETWORK (EUBREWNET)
EMRP TRACEABILITY FOR ATMOSPHERIC TOTAL COLUMN OZONE (ATMOZ)

IPMA, Ponta Delgada, Sao Miguel, Azores, Portugal 17^th to 20^th May 2016

• Bandpass and wavelength characterization of Dobsons reference instruments
• Out-of-range stray light and NiSO4 filter characterization of single-monochromator Brewers
• Measurements for improved ozone absorption cross-sections
• Wavelength characterisation of Brewer determined in the laboratory
• Temperature characterisation of Brewer determined in the laboratory
• UV-LED light source for tracking stability
• The portable tuneable radiation source TuPS
• A new UV spectroradiometer for direct irradiance: UV-PSR
• Ozone retrieval and the corresponding uncertainties with the Pandora instrument
• Uncertainty analysis of current ozone absorption cross sections and their impact on total ozone retrieval
• A simulation-tool to model ozone retrieval uncertainties of Brewer and Dobsons instruments
• Model for simulating uncertainties of TOC from multispectral measurements

 

 ATMOZ workshop at 11th RBCC-E, 1 June 2017, El Arenosillo, Spain

• Summary of Dobsons characterization – with estimated impact on ozone measurements
• The prototype device of the portable tuneable radiation source for field Dobsons characterization
• Summary of Brewer characterization – with estimated impact on ozone retrieval
• Brewer characterization of the Kipp Brewer - learnings and application for the manufacturer
• Summary of the Brewer stray light and filter characterizations and the impact on ozone measurements
• Applications of the UV-LED light source for tracking stability
• Measurements for improved ozone absorption cross-sections.
• A new extraterrestrial reference spectrum
• Comparison of all ozone measurements during the ATMOZ field campaign at Izaña
• Total ozone measurements with Phaethon at Izaña including characterizations/calibrations and uncertainty estimations
• Intercomparison of ozone measurements with Brewer and Pandora instruments at Izaña
• An advanced spectroradiometer for atmospheric trace gas retrievals (ERMIS)
• Adaption of an array-spectroradiometer with filter based stray light reduction for total ozone column retrieval (BTS2048-UV-S-WP)
• Model for simulating ozone retrieval uncertainties of Brewer and Dobsons instruments applied to measurements at Izaña field campaign
• Model for simulating uncertainties of TOC of spectral measurements applied to measurements at Izaña field campaign
• Monte Carlo based uncertainty estimation of TOC for spectral measurements applied to measurements at Izana field campaign and outlook towards a comprehensive uncertainty budget for TOC retrievals

 

Monte Carlo analysis of uncertainty of total atmospheric ozone derived from measured spectra