K. A. Walker

Time series of 12CO and 13CO at northern mid-latitudes: Determination of Partial Column and δ13C seasonal and interannual variations (2009)

Mahieu, Emmanuel, Duchatelet, Pierre, Rinsland, C.P., Li, Qian, Boone, C.D., Walker, K.A., ...

EGU 2009 General Assembly

Validation of ozone measurements from the Atmospheric Chemistry Experiment (ACE) (2009)

Dupuy, E., Walker, K. A., Kar, J., Boone, C. D., McElroy, C. T., Bernath, P. F., ...

Validation of ozone measurements from the Atmospheric Chemistry Experiment (ACE) (2009)

Dupuy, Eric, Walker, K. A., Kar, J., Boone, C. D., McElroy, C. T., Bernath, P. F., ...

This paper presents extensive bias determination analyses of ozone observations from the Atmospheric Chemistry Experiment (ACE) satellite instruments: the ACE Fourier Transform Spectrometer (ACE-FTS)...

Validation of ozone measurements from the Atmospheric Chemistry Experiment (ACE) (2009)

E. Dupuy, K. A. Walker, J. Kar, C. D. Boone, C. T. McElroy, P. F. Bernath, ...

This paper presents extensive {bias determination} analyses of ozone observations from the Atmospheric Chemistry Experiment (ACE) satellite instruments: the ACE Fourier Transform Spectrometer...

Comparison of CMAM simulations of carbon monoxide (CO), nitrous oxide (N2O), and methane (CH4) with observations from Odin/SMR, ACE-FTS, and Aura/MLS (2009)

J. J. Jin, K. Semeniuk, S. R. Beagley, V. I. Fomichev, A. I. Jonsson, J. C. McConnell, ...

Simulations of CO, N2O and CH4 from a coupled chemistry-climate model (CMAM) are compared with satellite measurements from Odin Sub-Millimeter Radiometer (Odin/SMR), Atmospheric Chemistry Experiment...

Hydrogen cyanide in the upper troposphere: GEM-AQ simulation and comparison with ACE-FTS observations (2009)

A. Lupu, J. W. Kaminski, L. Neary, J. C. McConnell, K. Toyota, C. P. Rinsland, ...

We investigate the spatial and temporal distribution of hydrogen cyanide (HCN) in the upper troposphere through numerical simulations and comparison with observations from a space-based instrument....

Satellite observations and modeling of transport in the upper troposphere through the lower mesosphere during the 2006 major stratospheric sudden warming (2009)

G. L. Manney, R. S. Harwood, I. A. MacKenzie, K. Minschwaner, D. R. Allen, M. L. Santee, ...

An unusually strong and prolonged stratospheric sudden warming (SSW) in January 2006 was the first major SSW for which globally distributed long-lived trace gas data are available covering the upper...

Hydrogen cyanide in the upper troposphere: GEM-AQ simulation and comparison with ACE-FTS observations (2009)

A. Lupu, J. W. Kaminski, L. Neary, J. C. McConnell, K. Toyota, C. P. Rinsland, ...

We investigate the spatial and temporal distribution of hydrogen cyanide (HCN) in the upper troposphere through numerical simulations and comparison with observations from a space-based instrument....

An approach to retrieve information on the carbonyl fluoride (COF2) vertical distributions above Jungfraujoch by FTIR multi-spectrum multi-window fitting (2009)

P. Duchatelet, E. Mahieu, R. Ruhnke, W. Feng, M. Chipperfield, P. Demoulin, ...

We present an original multi-spectrum fitting procedure to retrieve volume mixing ratio (VMR) profiles of carbonyl fluoride (COF2) from ground-based high resolution Fourier transform infrared (FTIR)...

Satellite observations and modelling of transport in the upper troposphere through the lower mesosphere during the 2006 major stratospheric sudden arming (2009)

G. L. Manney, R. S. Harwood, I. A. MacKenzie, K. Minschwaner, D. R. Allen, M. L. Santee, ...

An unusually strong and prolonged stratospheric sudden warming (SSW) in January 2006 was the first major SSW for which globally distributed long-lived trace gas data are available covering the upper...

Validation of ozone measurements from the atmospheric chemistry experiment (ACE). (2009)

Dupuy, E., Walker, K.A., Kar, J., Boone, C.D., McElroy, C.T., Bernath, P.F., ...

Atmospheric Chemistry and Physics, 9(2009) S.287-343

Determination of isotopic fractionation #d`1`3C of methane from ground-based FTIR observations performed at the Jungfraujoch. (2009)

Duchatelet, P., Mahieu, E., Sussmann, R., Forster, F., Borsdorff, T., Bernath, P.F., ...

European Geosciences Union (EGU) General Assembly, Wien, A, April 19-24, 2009

Validation of Aura Microwave Limb Sounder HCl measurements (2008)

Froidevaux, L., Jiang, Y. B., Lambert, A., Livesey, N. J., Read, W. G., Waters, J. W., ...

The Earth Observing System (EOS) Microwave Limb Sounder (MLS) aboard the Aura satellite has provided daily global HCl profiles since August 2004. We provide a characterization of the resolution,...

© Author(s) 2008. This work is licensed under a Creative Commons License. Atmospheric Chemistry and Physics Discussions Validation of ozone measurements from the Atmospheric Chemistry Experiment (ACE) (2008)

E. Dupuy, K. A. Walker, J. Kar, C. D. Boone, C. T. Mcelroy, P. F. Bernath, ...

Validation of the Aura Microwave Limb Sounder middle atmosphere water vapor and nitrous oxide measurements (2008)

Lambert, A., Read, W. G., Livesey, N. J., Santee, M. L., Manney, G. L., Froidevaux, L., ...

The quality of the version 2.2 (v2.2) middle atmosphere water vapor and nitrous oxide measurements from the Microwave Limb Sounder (MLS) on the Earth Observing System (EOS) Aura satellite is...

Validation of ACE-FTS v2.2 measurements of HCl, HF, CCl3F and CCl2F2 using space-, balloon- and ground-based instrument observations (2008)

Mahieu, E., Duchatelet, P., Demoulin, P., Walker, K. A., Dupuy, L., Froidevaux, L., ...

Validation of NO2 and NO from the Atmospheric Chemistry Experiment (ACE) (2008)

Kerzenmacher, T., Wolff, M. A., Strong, K., Dupuy, E., Walker, K. A., Amekudzi, L. K., ...

Validation of ACE-FTS N2O measurements (2008)

Strong, K., Wolff, M. A., Kerzenmacher, T. E., Walker, K. A., Bernath, P. F., Blumenstock, T., ...

Simultaneous atmospheric measurements using two Fourier transform infrared spectrometers at the Polar Environment Atmospheric Research Laboratory during spring 2006, and comparisons with the Atmospheric Chemistry Experiment-Fourier Transform Spectrometer (2008)

Fu, D., Walker, K. A., Mittermeier, R. L., Strong, K., Sung, K., Fast, H., ...

The 2006 Canadian Arctic ACE (Atmospheric Chemistry Experiment) Validation Campaign collected measurements at the Polar Environment Atmospheric Research Laboratory (PEARL, 80.05° N, 86.42° W, 610 m...

Validation of water vapour profiles from the Atmospheric Chemistry Experiment (ACE) (2008)

Carleer, M. R., Boone, C. D., Walker, K. A., Bernath, P. F., Strong, K., Sica, R. J., ...

The Atmospheric Chemistry Experiment (ACE) mission was launched in August 2003 to sound the atmosphere by solar occultation. Water vapour (H2O), one of the most important molecules for climate and...

Validation of ACE-FTS satellite data in the upper troposphere/lower stratosphere (UTLS) using non-coincident measurements (2008)

Hegglin, M. I., Boone, C. D., Manney, G. L., Shepherd, T. G., Walker, K. A., Bernath, P. F., ...

CO, O3, and H2O data in the upper troposphere/lower stratosphere (UTLS) measured by the Atmospheric Chemistry Experiment Fourier Transform Spectrometer (ACE-FTS) on Canada's SCISAT-1 satellite are...

Chemical isolation in the Asian monsoon anticyclone observed in Atmospheric Chemistry Experiment (ACE-FTS) data (2008)

Park, M., Randel, W. J., Emmons, L. K., Bernath, P. F., Walker, K. A., Boone, C. D.

Evidence of chemical isolation in the Asian monsoon anticyclone is presented using chemical constituents obtained from the Atmospheric Chemistry Experiment Fourier Transform Spectrometer instrument...

The high Arctic in extreme winters: vortex, temperature, and MLS and ACE-FTS trace gas evolution (2008)

Manney, G. L., Daffer, W. H., Strawbridge, K. B., Walker, K. A., Boone, C. D., Bernath, P. F., ...

The first three Arctic winters of the ACE mission represented two extremes of winter variability: Stratospheric sudden warmings (SSWs) in 2004 and 2006 were among the strongest, most prolonged on...

Simultaneous atmospheric measurements using two Fourier transform infrared spectrometers at the Polar Environment Atmospheric Research Laboratory during spring 2006, and comparisons with the Atmospheric Chemistry Experiment-Fourier Transform Spectrometer (2008)

Fu, D., Walker, K. A., Mittermeier, R. L., Strong, K., Sung, K., Fast, H., ...

The 2006 Canadian Arctic ACE (Atmospheric Chemistry Experiment) Validation Campaign collected measurements at the Polar Environment Atmospheric Research Laboratory (PEARL, 80.05° N, 86.42° W, 610 m...

Validation of water vapour profiles from the Atmospheric Chemistry Experiment (ACE) (2008)

Carleer, M. R., Boone, C. D., Walker, K. A., Bernath, P. F., Strong, K., Sica, R. J., ...

The Atmospheric Chemistry Experiment (ACE) mission was launched in August 2003 to sound the atmosphere by solar occultation. Water vapour (H2O), one of the most important molecules for climate and...

Validation of ACE-FTS satellite data in the upper troposphere/lower stratosphere (UTLS) using non-coincident measurements (2008)

Hegglin, M. I., Boone, C. D., Manney, G. L., Shepherd, T. G., Walker, K. A., Bernath, P. F., ...

CO, O3, and H2O data in the upper troposphere/lower stratosphere (UTLS) measured by the Atmospheric Chemistry Experiment Fourier Transform Spectrometer (ACE-FTS) on Canada's SCISAT-1 satellite are...

Chemical isolation in the Asian monsoon anticyclone observed in Atmospheric Chemistry Experiment (ACE-FTS) data (2008)

Park, M., Randel, W. J., Emmons, L. K., Bernath, P. F., Walker, K. A., Boone, C. D.

Evidence of chemical isolation in the Asian monsoon anticyclone is presented using chemical constituents obtained from the Atmospheric Chemistry Experiment Fourier Transform Spectrometer instrument...

The high Arctic in extreme winters: vortex, temperature, and MLS and ACE-FTS trace gas evolution (2008)

Manney, G. L., Daffer, W. H., Strawbridge, K. B., Walker, K. A., Boone, C. D., Bernath, P. F., ...

The first three Arctic winters of the ACE mission represented two extremes of winter variability: Stratospheric sudden warmings (SSWs) in 2004 and 2006 were among the strongest, most prolonged on...

CO measurements from the ACE-FTS satellite instrument: data analysis and validation using ground-based, airborne and spaceborne observations (2008)

Clerbaux, C., George, M., Turquety, S., Walker, K. A., Barret, B., Bernath, P., ...

The Atmospheric Chemistry Experiment (ACE) mission was launched in August 2003 to sound the atmosphere by solar occultation. Carbon monoxide (CO), a good tracer of pollution plumes and atmospheric...

Validation of ACE-FTS v2.2 methane profiles from the upper troposphere to the lower mesosphere (2008)

De Mazière, M., Vigouroux, C., Bernath, P. F., Baron, P., Blumenstock, T., Boone, C., ...

The ACE-FTS (Atmospheric Chemistry Experiment – Fourier Transform Spectrometer) solar occultation instrument that was launched onboard the Canadian SCISAT-1 satellite in August 2003 is measuring...

Aerosol extinction profiles at 525 nm and 1020 nm derived from ACE imager data: comparisons with GOMOS, SAGE II, SAGE III, POAM III, and OSIRIS (2008)

Vanhellemont, F., Tetard, C., Bourassa, A., Fromm, M., Dodion, J., Fussen, D., ...

The Canadian ACE (Atmospheric Chemistry Experiment) mission is dedicated to the retrieval of a large number of atmospheric trace gas species using the solar occultation technique in the infrared and...

Intercomparison of UV-visible measurements of ozone and NO2 during the Canadian Arctic ACE validation campaigns: 2004–2006 (2008)

Fraser, A., Goutail, F., Strong, K., Bernath, P. F., Boone, C., Daffer, W. H., ...

The first three Canadian Arctic ACE validation campaigns were held during polar sunrise at Eureka, Nunavut, Canada (80° N, 86° W) from 2004 to 2006 in support of validation of the ACE (Atmospheric...

Validation of the Atmospheric Chemistry Experiment (ACE) version 2.2 temperature using ground-based and space-borne measurements (2008)

Sica, R. J., Izawa, M. R. M., Walker, K. A., Boone, C., Petelina, S. V., Argall, P. S., ...

An ensemble of space-borne and ground-based instruments has been used to evaluate the quality of the version 2.2 temperature retrievals from the Atmospheric Chemistry Experiment Fourier Transform...

Validation of ACE-FTS N2O measurements (2008)

Strong, K., Wolff, M. A., Kerzenmacher, T. E., Walker, K. A., Bernath, P. F., Blumenstock, T., ...

The Atmospheric Chemistry Experiment (ACE), also known as SCISAT, was launched on 12 August 2003, carrying two instruments that measure vertical profiles of atmospheric constituents using the solar...

Validation of ACE-FTS v2.2 measurements of HCl, HF, CCl3F and CCl2F2 using space-, balloon- and ground-based instrument observations (2008)

Mahieu, E., Duchatelet, P., Demoulin, P., Walker, K. A., Dupuy, E., Froidevaux, L., ...

Hydrogen chloride (HCl) and hydrogen fluoride (HF) are respectively the main chlorine and fluorine reservoirs in the Earth's stratosphere. Their buildup resulted from the intensive use of man-made...

Validation of NO2 and NO from the Atmospheric Chemistry Experiment (ACE) (2008)

Kerzenmacher, T., Wolff, M. A., Strong, K., Dupuy, E., Walker, K. A., Amekudzi, L. K., ...

Vertical profiles of NO2 and NO have been obtained from solar occultation measurements by the Atmospheric Chemistry Experiment (ACE), using an infrared Fourier Transform Spectrometer, ACE-FTS, and an...

Validation of ozone measurements from the Atmospheric Chemistry Experiment (ACE) (2008)

Dupuy, E., Walker, K. A., Kar, J., Boone, C. D., Mcelroy, C. T., Bernath, P. F., ...

This paper presents extensive validation analyses of ozone observations from the Atmospheric Chemistry Experiment (ACE) satellite instruments: the ACE Fourier Transform Spectrometer (ACE-FTS) and the...

Validation of HNO3, ClONO2, and N2O5 from the Atmospheric Chemistry Experiment Fourier Transform Spectrometer (ACE-FTS) (2008)

Wolff, M. A., Kerzenmacher, T., Strong, K., Walker, K. A., Toohey, M., Dupuy, E., ...

The Atmospheric Chemistry Experiment (ACE) satellite was launched on 12 August 2003. Its two instruments measure vertical profiles of over 30 atmospheric trace gases by analyzing solar occultation...

Technical Note: New ground-based FTIR measurements at Ile de La Réunion: observations, error analysis, and comparisons with independent data (2008)

Senten, C., De Mazière, M., Dils, B., Hermans, C., Kruglanski, M., Neefs, E., ...

Ground-based high spectral resolution Fourier-transform infrared (FTIR) solar absorption spectroscopy is a powerful remote sensing technique to obtain information on the total column abundances and...

CO measurements from the ACE-FTS satellite instrument: data analysis and validation using ground-based, airborne and spaceborne observations (2008)

Clerbaux, C., George, M., Turquety, S., Walker, K. A., Barret, B., Bernath, P., ...

The Atmospheric Chemistry Experiment (ACE) mission was launched in August 2003 to sound the atmosphere by solar occultation. Carbon monoxide (CO), a good tracer of pollution plumes and atmospheric...

Validation of ACE-FTS v2.2 methane profiles from the upper troposphere to the lower mesosphere (2008)

De Mazière, M., Vigouroux, C., Bernath, P. F., Baron, P., Blumenstock, T., Boone, C., ...

The ACE-FTS (Atmospheric Chemistry Experiment – Fourier Transform Spectrometer) solar occultation instrument that was launched onboard the Canadian SCISAT-1 satellite in August 2003 is measuring...

Aerosol extinction profiles at 525 nm and 1020 nm derived from ACE imager data: comparisons with GOMOS, SAGE II, SAGE III, POAM III, and OSIRIS (2008)

Vanhellemont, F., Tetard, C., Bourassa, A., Fromm, M., Dodion, J., Fussen, D., ...

The Canadian ACE (Atmospheric Chemistry Experiment) mission is dedicated to the retrieval of a large number of atmospheric trace gas species using the solar occultation technique in the infrared and...

Intercomparison of UV-visible measurements of ozone and NO2 during the Canadian Arctic ACE validation campaigns: 2004–2006 (2008)

Fraser, A., Goutail, F., Strong, K., Bernath, P. F., Boone, C., Daffer, W. H., ...

The first three Canadian Arctic ACE validation campaigns were held during polar sunrise at Eureka, Nunavut, Canada (80° N, 86° W) from 2004 to 2006 in support of validation of the ACE (Atmospheric...

Validation of the Atmospheric Chemistry Experiment (ACE) version 2.2 temperature using ground-based and space-borne measurements (2008)

Sica, R. J., Izawa, M. R. M., Walker, K. A., Boone, C., Petelina, S. V., Argall, P. S., ...

An ensemble of space-borne and ground-based instruments has been used to evaluate the quality of the version 2.2 temperature retrievals from the Atmospheric Chemistry Experiment Fourier Transform...

Validation of ACE-FTS N2O measurements (2008)

Strong, K., Wolff, M. A., Kerzenmacher, T. E., Walker, K. A., Bernath, P. F., Blumenstock, T., ...

The Atmospheric Chemistry Experiment (ACE), also known as SCISAT, was launched on 12 August 2003, carrying two instruments that measure vertical profiles of atmospheric constituents using the solar...

Validation of ACE-FTS v2.2 measurements of HCl, HF, CCl3F and CCl2F2 using space-, balloon- and ground-based instrument observations (2008)

Mahieu, E., Duchatelet, P., Demoulin, P., Walker, K. A., Dupuy, E., Froidevaux, L., ...

Hydrogen chloride (HCl) and hydrogen fluoride (HF) are respectively the main chlorine and fluorine reservoirs in the Earth's stratosphere. Their buildup resulted from the intensive use of man-made...

Validation of NO2 and NO from the Atmospheric Chemistry Experiment (ACE) (2008)

Kerzenmacher, T., Wolff, M. A., Strong, K., Dupuy, E., Walker, K. A., Amekudzi, L. K., ...

Vertical profiles of NO2 and NO have been obtained from solar occultation measurements by the Atmospheric Chemistry Experiment (ACE), using an infrared Fourier Transform Spectrometer, ACE-FTS, and an...

Validation of ozone measurements from the Atmospheric Chemistry Experiment (ACE) (2008)

Dupuy, E., Walker, K. A., Kar, J., Boone, C. D., Mcelroy, C. T., Bernath, P. F., ...

This paper presents extensive validation analyses of ozone observations from the Atmospheric Chemistry Experiment (ACE) satellite instruments: the ACE Fourier Transform Spectrometer (ACE-FTS) and the...

Validation of HNO3, ClONO2, and N2O5 from the Atmospheric Chemistry Experiment Fourier Transform Spectrometer (ACE-FTS) (2008)

Wolff, M. A., Kerzenmacher, T., Strong, K., Walker, K. A., Toohey, M., Dupuy, E., ...

The Atmospheric Chemistry Experiment (ACE) satellite was launched on 12 August 2003. Its two instruments measure vertical profiles of over 30 atmospheric trace gases by analyzing solar occultation...

Technical Note: New ground-based FTIR measurements at Ile de La Réunion: observations, error analysis, and comparisons with independent data (2008)

Senten, C., De Mazière, M., Dils, B., Hermans, C., Kruglanski, M., Neefs, E., ...

Ground-based high spectral resolution Fourier-transform infrared (FTIR) solar absorption spectroscopy is a powerful remote sensing technique to obtain information on the total column abundances and...

Validation of ACE-FTS satellite data in the upper troposphere/lower stratosphere (UTLS) using non-coincident measurements (2008)

Hegglin, M. I., Boone, C. D., Manney, G. L., Shepherd, T. G., Walker, K. A., Bernath, P. F., ...

Retrievals of C2H2 from high-resolution FTIR solar spectra recorded at the Jungfraujoch station (46.5ºN) and comparison with ACE-FTS observations (2008)

Mahieu, Emmanuel, Duchatelet, Pierre, Bernath, P.F., Boone, C.D., De Mazière, M., Demoulin, Philippe, ...

EGU 2008 General Assembly

Validation of the Atmospheric Chemistry Experiment (ACE) version 2.2 temperature using ground-based and space-borne measurements (2008)

R. J. Sica, K. A. Walker, C. Boone, S. V. Petelina, P. S. Argall, ...

An ensemble of space-borne and ground-based instruments has been used to evaluate the quality of the version 2.2 temperature retrievals from the Atmospheric Chemistry Experiment Fourier Transform...

The high Arctic in extreme winters: vortex, temperature, and MLS and ACE-FTS trace gas evolution (2008)

G. L. Manney, W. H. Daffer, K. B. Strawbridge, K. A. Walker, C. D. Boone, P. F. Bernath, ...

The first three Arctic winters of the ACE mission represented two extremes of winter variability: Stratospheric sudden warmings (SSWs) in 2004 and 2006 were among the strongest, most prolonged on...

Chemical isolation in the Asian monsoon anticyclone observed in Atmospheric Chemistry Experiment (ACE-FTS) data (2008)

M. Park, W. J. Randel, L. K. Emmons, P. F. Bernath, K. A. Walker, C. D. Boone

Evidence of chemical isolation in the Asian monsoon anticyclone is presented using chemical constituents obtained from the Atmospheric Chemistry Experiment Fourier Transform Spectrometer instrument...

Validation of ACE-FTS satellite data in the upper troposphere/lower stratosphere (UTLS) using non-coincident measurements (2008)

M. I. Hegglin, C. D. Boone, G. L. Manney, T. G. Shepherd, K. A. Walker, P. F. Bernath, ...

CO, O₃, and H₂O data in the upper troposphere/lower stratosphere (UTLS) measured by the Atmospheric Chemistry Experiment Fourier Transform Spectrometer...

Intercomparison of UV-visible measurements of ozone and NO₂ during the Canadian Arctic ACE validation campaigns: 2004–2006 (2008)

A. Fraser, F. Goutail, K. Strong, P. F. Bernath, C. Boone, W. H. Daffer, ...

The first three Canadian Arctic ACE validation campaigns were held during polar sunrise at Eureka, Nunavut, Canada (80° N, 86° W) from 2004 to 2006 in support of validation of the ACE...

Aerosol extinction profiles at 525 nm and 1020 nm derived from ACE imager data: comparisons with GOMOS, SAGE II, SAGE III, POAM III, and OSIRIS (2008)

F. Vanhellemont, C. Tetard, A. Bourassa, M. Fromm, J. Dodion, D. Fussen, ...

The Canadian ACE (Atmospheric Chemistry Experiment) mission is dedicated to the retrieval of a large number of atmospheric trace gas species using the solar occultation technique in the infrared and...

Validation of ACE-FTS v2.2 methane profiles from the upper troposphere to the lower mesosphere (2008)

M. De Mazière, C. Vigouroux, P. F. Bernath, P. Baron, T. Blumenstock, C. Boone, ...

The ACE-FTS (Atmospheric Chemistry Experiment – Fourier Transform Spectrometer) solar occultation instrument that was launched onboard the Canadian SCISAT-1 satellite in August 2003 is...

CO measurements from the ACE-FTS satellite instrument: data analysis and validation using ground-based, airborne and spaceborne observations (2008)

C. Clerbaux, M. George, S. Turquety, K. A. Walker, B. Barret, P. Bernath, ...

The Atmospheric Chemistry Experiment (ACE) mission was launched in August 2003 to sound the atmosphere by solar occultation. Carbon monoxide (CO), a good tracer of pollution plumes and atmospheric...

Technical Note: New ground-based FTIR measurements at Ile de La Réunion: observations, error analysis, and comparisons with independent data (2008)

C. Senten, M. De Mazière, B. Dils, C. Hermans, M. Kruglanski, E. Neefs, ...

Ground-based high spectral resolution Fourier-transform infrared (FTIR) solar absorption spectroscopy is a powerful remote sensing technique to obtain information on the total column abundances and...

Validation of HNO3, ClONO2, and N2O5 from the Atmospheric Chemistry Experiment Fourier Transform Spectrometer (ACE-FTS) (2008)

M. A. Wolff, T. Kerzenmacher, K. Strong, K. A. Walker, M. Toohey, E. Dupuy, ...

The Atmospheric Chemistry Experiment (ACE) satellite was launched on 12 August 2003. Its two instruments measure vertical profiles of over 30 atmospheric trace gases by analyzing solar occultation...

Validation of ACE-FTS N2O measurements (2008)

K. Strong, M. A. Wolff, T. E. Kerzenmacher, K. A. Walker, P. F. Bernath, T. Blumenstock, ...

The Atmospheric Chemistry Experiment (ACE), also known as SCISAT, was launched on 12 August 2003, carrying two instruments that measure vertical profiles of atmospheric constituents using the solar...

Validation of NO₂ and NO from the Atmospheric Chemistry Experiment (ACE) (2008)

T. Kerzenmacher, M. A. Wolff, K. Strong, E. Dupuy, K. A. Walker, L. K. Amekudzi, ...

Vertical profiles of NO₂ and NO have been obtained from solar occultation measurements by the Atmospheric Chemistry Experiment (ACE), using an infrared Fourier Transform...

Validation of ACE-FTS v2.2 measurements of HCl, HF, CCl₃F and CCl₂F₂ using space-, balloon- and ground-based instrument observations (2008)

E. Mahieu, P. Duchatelet, P. Demoulin, K. A. Walker, E. Dupuy, L. Froidevaux, ...

Hydrogen chloride (HCl) and hydrogen fluoride (HF) are respectively the main chlorine and fluorine reservoirs in the Earth's stratosphere. Their buildup resulted from the intensive use of...

Intercomparison of UV-visible measurements of ozone and NO2 during the Canadian Arctic ACE validation campaigns: 2004─2006 (2008)

A. Fraser, F. Goutail, K. Strong, P. F. Bernath, C. Boone, W. H. Daffer, ...

The first three Canadian Arctic ACE validation campaigns were held during polar sunrise at Eureka, Nunavut, Canada (80° N, 86° W) from 2004 to 2006 in support of validation of the ACE...

Intercomparison of UV-visible measurements of ozone and NO2 during the Canadian Arctic ACE validation campaigns: 2004–2006 (2008)

A. Fraser, F. Goutail, K. Strong, P. F. Bernath, C. Boone, W. H. Daffer, ...

The first three Canadian Arctic ACE validation campaigns were held during polar sunrise at Eureka, Nunavut, Canada (80° N, 86° W) from 2004 to 2006 in support of validation of the ACE...

Validation of NO2 and NO from the Atmospheric Chemistry Experiment (ACE) (2008)

T. Kerzenmacher, M. A. Wolff, K. Strong, E. Dupuy, K. A. Walker, L. K. Amekudzi, ...

Vertical profiles of NO2 and NO have been obtained from solar occultation measurements by the Atmospheric Chemistry Experiment (ACE), using an infrared Fourier Transform Spectrometer (ACE-FTS) and...

Validation of ACE-FTS v2.2 measurements of HCl, HF, CCl3F and CCl2F2 using space-, balloon- and ground-based instrument observations (2008)

E. Mahieu, P. Duchatelet, P. Demoulin, K. A. Walker, E. Dupuy, L. Froidevaux, ...

Hydrogen chloride (HCl) and hydrogen fluoride (HF) are respectively the main chlorine and fluorine reservoirs in the Earth's stratosphere. Their buildup resulted from the intensive use of man-made...

Technical Note: New ground-based FTIR measurements at Ile de La Réunion: observations, error analysis, and comparisons with independent data (2008)

C. Senten, M. De Mazière, B. Dils, C. Hermans, M. Kruglanski, E. Neefs, ...

Ground-based high spectral resolution Fourier-transform infrared (FTIR) solar absorption spectroscopy is a powerful remote sensing technique to obtain information on the total column abundances and...

Validation of HNO₃, ClONO₂, and N₂O₅ from the Atmospheric Chemistry Experiment Fourier Transform Spectrometer (ACE-FTS) (2008)

M. A. Wolff, T. Kerzenmacher, K. Strong, K. A. Walker, M. Toohey, E. Dupuy, ...

The Atmospheric Chemistry Experiment (ACE) satellite was launched on 12 August 2003. Its two instruments measure vertical profiles of over 30 atmospheric trace gases by analyzing solar occultation...

Validation of ozone measurements from the Atmospheric Chemistry Experiment (ACE) (2008)

E. Dupuy, K. A. Walker, J. Kar, C. D. Boone, C. T. McElroy, P. F. Bernath, ...

This paper presents extensive validation analyses of ozone observations from the Atmospheric Chemistry Experiment (ACE) satellite instruments: the ACE Fourier Transform Spectrometer (ACE-FTS) and the...

Validation of NO₂ and NO from the Atmospheric Chemistry Experiment (ACE) (2008)

T. Kerzenmacher, M. A. Wolff, K. Strong, E. Dupuy, K. A. Walker, L. K. Amekudzi, ...

Vertical profiles of NO₂ and NO have been obtained from solar occultation measurements by the Atmospheric Chemistry Experiment (ACE), using an infrared Fourier Transform...

Validation of ACE-FTS v2.2 measurements of HCl, HF, CCl₃F and CCl₂F₂ using space-, balloon- and ground-based instrument observations (2008)

E. Mahieu, P. Duchatelet, P. Demoulin, K. A. Walker, E. Dupuy, L. Froidevaux, ...

Hydrogen chloride (HCl) and hydrogen fluoride (HF) are respectively the main chlorine and fluorine reservoirs in the Earth's stratosphere. Their buildup resulted from the intensive use of...

Validation of ACE-FTS N₂O measurements (2008)

K. Strong, M. A. Wolff, T. E. Kerzenmacher, K. A. Walker, P. F. Bernath, T. Blumenstock, ...

The Atmospheric Chemistry Experiment (ACE), also known as SCISAT, was launched on 12 August 2003, carrying two instruments that measure vertical profiles of atmospheric constituents using the solar...

Validation of water vapour profiles from the Atmospheric Chemistry Experiment (ACE) (2008)

M. R. Carleer, C. D. Boone, K. A. Walker, P. F. Bernath, K. Strong, R. J. Sica, ...

The Atmospheric Chemistry Experiment (ACE) mission was launched in August 2003 to sound the atmosphere by solar occultation. Water vapour (H₂O), one of the most important...

Simultaneous atmospheric measurements using two Fourier transform infrared spectrometers at the Polar Environment Atmospheric Research Laboratory during spring 2006, and comparisons with the Atmospheric Chemistry Experiment-Fourier Transform Spectrometer (2008)

D. Fu, K. A. Walker, R. L. Mittermeier, K. Strong, K. Sung, H. Fast, ...

The 2006 Canadian Arctic ACE (Atmospheric Chemistry Experiment) Validation Campaign collected measurements at the Polar Environment Atmospheric Research Laboratory (PEARL, 80.05° N, 86.42° W,...

Comparison of CMAM simulations of carbon monoxide (CO), nitrous oxide (N₂O), and methane (CH₄) with observations from Odin/SMR, ACE-FTS, and Aura/MLS (2008)

J. J. Jin, K. Semeniuk, S. R. Beagley, V. I. Fomichev, A. I. Jonsson, J. C. McConnell, ...

Simulations of CO, N₂O and CH₄ from a coupled chemistry-climate model (CMAM) are compared with satellite measurements from Odin Sub-Millimeter Radiometer...

Validation of HNO3, ClONO2, and N2O5 from the Atmospheric Chemistry Experiment Fourier Transform Spectrometer (ACE-FTS) (2008)

M. A. Wolff, T. Kerzenmacher, K. Strong, K. A. Walker, M. Toohey, E. Dupuy, ...

The Atmospheric Chemistry Experiment (ACE) satellite was launched on 12 August 2003. Its two instruments measure vertical profiles of over 30 atmospheric trace gases by analyzing solar occultation...

Validation of NO2 and NO from the Atmospheric Chemistry Experiment (ACE) (2008)

T. Kerzenmacher, M. A. Wolff, K. Strong, E. Dupuy, K. A. Walker, L. K. Amekudzi, ...

Vertical profiles of NO2 and NO have been obtained from solar occultation measurements by the Atmospheric Chemistry Experiment (ACE), using an infrared Fourier Transform Spectrometer, ACE-FTS, and an...

Validation of ACE-FTS v2.2 measurements of HCl, HF, CCl3F and CCl2F2 using space-, balloon- and ground-based instrument observations (2008)

E. Mahieu, P. Duchatelet, P. Demoulin, K. A. Walker, E. Dupuy, L. Froidevaux, ...

Hydrogen chloride (HCl) and hydrogen fluoride (HF) are respectively the main chlorine and fluorine reservoirs in the Earth's stratosphere. Their buildup resulted from the intensive use of man-made...

Validation of ACE-FTS N2O measurements (2008)

K. Strong, M. A. Wolff, T. E. Kerzenmacher, K. A. Walker, P. F. Bernath, T. Blumenstock, ...

The Atmospheric Chemistry Experiment (ACE), also known as SCISAT, was launched on 12 August 2003, carrying two instruments that measure vertical profiles of atmospheric constituents using the solar...

Comparison of CMAM simulations of carbon monoxide (CO), nitrous oxide (N2O), and methane (CH4) with observations from Odin/SMR, ACE-FTS, and Aura/MLS (2008)

J. J. Jin, K. Semeniuk, S. R. Beagley, V. I. Fomichev, A. I. Jonsson, J. C. McConnell, ...

Simulations of CO, N2O and CH4 from a coupled chemistry-climate model (CMAM) are compared with satellite measurements from Odin Sub-Millimeter Radiometer (Odin/SMR), Atmospheric Chemistry Experiment...

Validation of ozone measurements from the atmospheric chemistry experiment (ACE). (2008)

Dupuy, E., Walker, K.A., Kar, J., Boone, C.D., McElroy, C.T., Bernath, P.F., ...

Atmospheric Chemistry and Physics Discussions, 8(2008) S.2513-56

Validation of ACE-FTS v2.2 measurements of HCl, HF, CCl§3F§2 using space-, balloon- and ground-based instrument observations. (2008)

Mahieu, E., Duchatelet, P., Demoulin, P., Walker, K.A., Dupuy, E., Froidevaux, L., ...

Atmospheric Chemistry and Physics, 8(2008) S.6199-6221

Validation of ACE-FTS N§2O measurements. (2008)

Strong, K., Wolff, M.A., Kerzenmacher, T.E., Walker, K.A., Bernath, P.F., Blumenstock, T., ...

Atmospheric Chemistry and Physics, 8(2008) S.4759-86

Validation of NO§2 and NO from the atmospheric chemistry experiment (ACE). (2008)

Kerzenmacher, T., Wolff, M.A., Strong, K., Dupuy, E., Walker, K.A., Amekudzi, L.K., ...

Atmospheric Chemistry and Physics, 8(2008) S.5801-841

CO measurements from the ACE-FTS satellite instrument: data analysis and validation using ground-based, airborne and spaceborne observations. (2008)

Clerbaux, C., George, M., Turquety, S., Walker, K.A., Barret, B., Bernath, P., ...

Atmospheric Chemistry and Physics, 8(2008) S.2569-94

The ACE satellite solar spectrum. (2008)

Hase, F., McLeod, S.D., Walker, K.A., Bernath, P.F.

Internat.Symp.on Molecular Spectroscopy, Columbus, Ohio, June 16-20, 2008

Validation of water vapour profiles from the atmospheric chemistry experiment (ACE). (2008)

Carleer, M.R., Boone, C.D., Walker, K.A., Bernath, P.F., Strong, K., Sica, R.J., ...

Atmospheric Chemistry and Physics Discussions, 8(2008) S.4499-4559

Validation of ACE-FTS v2.2 methane profiles from the upper troposphere to the lower mesosphere (2008)

De Maziere, M., Vigouroux, C., Bernath, P.F., Baron, P., Blumenstock, T., Boone, C., ...

Atmospheric Chemistry and Physics, 8(2008) S.2421-35

Validation of HNO§3, ClONO§2, and N§2O§5 from the Atmospheric Chemistry Experiment Fourier Transform Spectrometer (ACE-FTS). (2008)

Wolff, M. A., Kerzenmacher, T., Strong, K., Walker, K. A., Toohey, M., Dupuy, E., ...

Atmospheric Chemistry and Physics, 8(2008) S.3529-562

Retrievals of HCN from high-resolution FTIR solar spectra recorded at the Jungfraujoch station (2007)

Mahieu, Emmanuel, Duchatelet, Pierre, Demoulin, Philippe, Servais, Christian, De Mazière, M., Senten, C., ...

EGU 2007 General Assembly

Validation of ACE-FTS satellite data in the upper troposphere/lower stratosphere (UTLS) using non-coincident measurements (2007)

Hegglin, M. I., Bernath, P. F., Boone, C. D., Daffer, W. H., Hoor, P., Manney, G. L., ...

CO, O3, and H2O data in the upper troposphere/lower stratosphere (UTLS) measured by the Atmospheric Chemistry Experiment Fourier Transform Spectrometer (ACE-FTS) on Canada's SCISAT-1 satellite are...

Chemical Isolation in the Asian monsoon anticyclone observed in Atmospheric Chemistry Experiment (ACE-FTS) data (2007)

Park, M., Randel, W. J., Emmons, L. K., Bernath, P. F., Walker, K. A., Boone, C. D.

Evidence of chemical isolation in the Asian monsoon anticyclone is presented using chemical constituents obtained from the Atmospheric Chemistry Experiment Fourier Transform Spectrometer instrument...

Balloon-borne radiometer measurement of Northern Hemisphere mid-latitude stratospheric HNO3 profiles spanning 12 years (2007)

Toohey, M., Quine, B. M., Strong, K., Bernath, P. F., Boone, C. D., Jonsson, A. I., ...

Low-resolution atmospheric thermal emission spectra collected by balloon-borne radiometers over the time span of 1990?2002 are used to retrieve vertical profiles of HNO3, CFC-11 and CFC-12 volume...

The high Arctic in extreme winters: vortex, temperature, and MLS and ACE-FTS trace gas evolution (2007)

Manney, G. L., Daffer, W. H., Strawbridge, K. B., Walker, K. A., Boone, C. D., Bernath, P. F., ...

The first three Canadian Arctic Atmospheric Chemistry Experiment (ACE) Validation Campaigns at Eureka (80° N, 86° W) were during two extremes of Arctic winter variability: Stratospheric sudden...

Balloon-borne radiometer measurements of Northern Hemisphere mid-latitude stratospheric HNO3 profiles spanning 12 years (2007)

Toohey, M., Quine, B. M., Strong, K., Bernath, P. F., Boone, C. D., Jonsson, A. I., ...

Low-resolution atmospheric thermal emission spectra collected by balloon-borne radiometers over the time span of 1990?2002 are used to retrieve vertical profiles of HNO3, CFC-11 and CFC-12 volume...

Simultaneous ground-based observations of O3, HCl, N2O, and CH4 over Toronto, Canada by three Fourier transform spectrometers with different resolutions (2007)

Wunch, D., Taylor, J. R., Fu, D., Bernath, P., Drummond, J. R., Midwinter, C., ...

An intercomparison of three Fourier transform spectrometers (FTSs) with significantly different resolutions is presented. The highest-resolution instrument has a maximum optical path difference of...

Validation of MIPAS ClONO2 measurements (2007)

Höpfner, M., Von Clarmann, T., Fischer, H., Funke, B., Glatthor, N., Grabowski, U., ...

Altitude profiles of ClONO2 retrieved with the IMK (Institut für Meteorologie und Klimaforschung) science-oriented data processor from MIPAS/Envisat (Michelson Interferometer for Passive Atmospheric...

Validation of ACE-FTS satellite data in the upper troposphere/lower stratosphere (UTLS) using non-coincident measurements (2007)

Hegglin, M. I., Bernath, P. F., Boone, C. D., Daffer, W. H., Hoor, P., Manney, G. L., ...

CO, O3, and H2O data in the upper troposphere/lower stratosphere (UTLS) measured by the Atmospheric Chemistry Experiment Fourier Transform Spectrometer (ACE-FTS) on Canada's SCISAT-1 satellite are...

Chemical Isolation in the Asian monsoon anticyclone observed in Atmospheric Chemistry Experiment (ACE-FTS) data (2007)

Park, M., Randel, W. J., Emmons, L. K., Bernath, P. F., Walker, K. A., Boone, C. D.

Evidence of chemical isolation in the Asian monsoon anticyclone is presented using chemical constituents obtained from the Atmospheric Chemistry Experiment Fourier Transform Spectrometer instrument...

Balloon-borne radiometer measurement of Northern Hemisphere mid-latitude stratospheric HNO3 profiles spanning 12 years (2007)

Toohey, M., Quine, B. M., Strong, K., Bernath, P. F., Boone, C. D., Jonsson, A. I., ...

Low-resolution atmospheric thermal emission spectra collected by balloon-borne radiometers over the time span of 1990?2002 are used to retrieve vertical profiles of HNO3, CFC-11 and CFC-12 volume...

The high Arctic in extreme winters: vortex, temperature, and MLS and ACE-FTS trace gas evolution (2007)

Manney, G. L., Daffer, W. H., Strawbridge, K. B., Walker, K. A., Boone, C. D., Bernath, P. F., ...

The first three Canadian Arctic Atmospheric Chemistry Experiment (ACE) Validation Campaigns at Eureka (80° N, 86° W) were during two extremes of Arctic winter variability: Stratospheric sudden...

Balloon-borne radiometer measurements of Northern Hemisphere mid-latitude stratospheric HNO3 profiles spanning 12 years (2007)

Toohey, M., Quine, B. M., Strong, K., Bernath, P. F., Boone, C. D., Jonsson, A. I., ...

Low-resolution atmospheric thermal emission spectra collected by balloon-borne radiometers over the time span of 1990?2002 are used to retrieve vertical profiles of HNO3, CFC-11 and CFC-12 volume...

Simultaneous ground-based observations of O3, HCl, N2O, and CH4 over Toronto, Canada by three Fourier transform spectrometers with different resolutions (2007)

Wunch, D., Taylor, J. R., Fu, D., Bernath, P., Drummond, J. R., Midwinter, C., ...

An intercomparison of three Fourier transform spectrometers (FTSs) with significantly different resolutions is presented. The highest-resolution instrument has a maximum optical path difference of...

Validation of MIPAS ClONO2 measurements (2007)

Höpfner, M., Von Clarmann, T., Fischer, H., Funke, B., Glatthor, N., Grabowski, U., ...

Altitude profiles of ClONO2 retrieved with the IMK (Institut für Meteorologie und Klimaforschung) science-oriented data processor from MIPAS/Envisat (Michelson Interferometer for Passive Atmospheric...

Validation of ACE-FTS satellite data in the upper troposphere/lower stratosphere (UTLS) using non-coincident measurements (2007)

Hegglin, M. I., Bernath, P. F., Boone, C. D., Daffer, W. H., Hoor, P., Manney, G. L., ...

Intercomparison of ground-based ozone and NO2 measurements during the MANTRA 2004 campaign (2007)

Fraser, A., Bernath, P. F., Blatherwick, R. D., Drummond, J. R., Fogal, P. F., Fu, D., ...

The MANTRA (Middle Atmosphere Nitrogen TRend Assessment) 2004 campaign took place in Vanscoy, Saskatchewan, Canada (52° N, 107° W) from 3 August to 15 September, 2004. In support of the main...

Validation of MIPAS HNO3 operational data (2007)

Wang, D. Y., Höpfner, M., Blom, C. E., Ward, W. E., Fischer, H., Blumenstock, T., ...

Nitric acid (HNO3) is one of the key products that are operationally retrieved by the European Space Agency (ESA) from the emission spectra measured by the Michelson Interferometer for Passive...

Validation of ACE-FTS v2.2 methane profiles from the upper troposphere to lower mesosphere (2007)

De Mazière, M., Vigouroux, C., Bernath, P. F., Baron, P., Blumenstock, T., Boone, C., ...

The ACE-FTS (Atmospheric Chemistry Experiment – Fourier Transform Spectrometer) solar occultation instrument that was launched onboard the Canadian SCISAT-1 satellite in August 2003 is measuring...

Intercomparison of UV-visible measurements of ozone and NO2 during the Canadian Arctic ACE validation campaigns: 2004–2006 (2007)

Fraser, A., Goutail, F., Strong, K., Bernath, P. F., Boone, C., Daffer, W. H., ...

The first three Canadian Arctic ACE validation campaigns were held during polar sunrise at Eureka, Nunavut, Canada (80° N, 86° W) from 2004 to 2006 in support of validation of the ACE (Atmospheric...

CO measurements from the ACE-FTS satellite instrument: data analysis and validation using ground-based, airborne and spaceborne observations (2007)

Clerbaux, C., George, M., Turquety, S., Walker, K. A., Barret, B., Bernath, P., ...

The Atmospheric Chemistry Experiment (ACE) mission was launched in August 2003 to sound the atmosphere by solar occultation. Carbon monoxide (CO), a good tracer of pollution plumes and atmospheric...

Validation of the Atmospheric Chemistry Experiment (ACE) version 2.2 temperature using ground-based and space-borne measurements (2007)

Sica, R. J., Izawa, M. R. M., Walker, K. A., Boone, C., Petelina, S. V., Argall, P. S., ...

An ensemble of space-borne and ground-based instruments has been used to evaluate the quality of the version 2.2 temperature retrievals from the Atmospheric Chemistry Experiment Fourier Transform...

Validation of 525 nm and 1020 nm aerosol extinction profiles derived from ACE imager data: comparisons with GOMOS, SAGE II, SAGE III, POAM III, and OSIRIS (2007)

Vanhellemont, F., Tetard, C., Bourassa, A., Fromm, M., Dodion, J., Fussen, D., ...

The Canadian ACE (Atmospheric Chemistry Experiment) mission is dedicated to the retrieval of a large number of atmospheric trace gas species using the solar occultation technique in the infrared and...

Intercomparison of ground-based ozone and NO2 measurements during the MANTRA 2004 campaign (2007)

Fraser, A., Bernath, P. F., Blatherwick, R. D., Drummond, J. R., Fogal, P. F., Fu, D., ...

The MANTRA (Middle Atmosphere Nitrogen TRend Assessment) 2004 campaign took place in Vanscoy, Saskatchewan, Canada (52° N, 107° W) from 3 August to 15 September, 2004. In support of the main...

Validation of MIPAS HNO3 operational data (2007)

Wang, D. Y., Höpfner, M., Blom, C. E., Ward, W. E., Fischer, H., Blumenstock, T., ...

Nitric acid (HNO3) is one of the key products that are operationally retrieved by the European Space Agency (ESA) from the emission spectra measured by the Michelson Interferometer for Passive...

Intercomparison of ground-based ozone and NO2 measurements during the MANTRA 2004 campaign (2007)

Fraser, A., Bernath, P. F., Blatherwick, R. D., Drummond, J. R., Fogal, P. F., Fu, D., ...

The MANTRA (Middle Atmosphere Nitrogen TRend Assessment) 2004 campaign took place in Vanscoy, Saskatchewan, Canada (52° N, 107° W) from 3 August to 15 September, 2004. In support of the main...

Validation of MIPAS HNO3 operational data (2007)

Wang, D. Y., Höpfner, M., Blom, C. E., Ward, W. E., Fischer, H., Blumenstock, T., ...

Nitric acid (HNO3) is one of the key products that are operationally retrieved by the European Space Agency (ESA) from the emission spectra measured by the Michelson Interferometer for Passive...

Validation of ACE-FTS v2.2 methane profiles from the upper troposphere to lower mesosphere (2007)

De Mazière, M., Vigouroux, C., Bernath, P. F., Baron, P., Blumenstock, T., Boone, C., ...

The ACE-FTS (Atmospheric Chemistry Experiment – Fourier Transform Spectrometer) solar occultation instrument that was launched onboard the Canadian SCISAT-1 satellite in August 2003 is measuring...

Intercomparison of UV-visible measurements of ozone and NO2 during the Canadian Arctic ACE validation campaigns: 2004–2006 (2007)

Fraser, A., Goutail, F., Strong, K., Bernath, P. F., Boone, C., Daffer, W. H., ...

The first three Canadian Arctic ACE validation campaigns were held during polar sunrise at Eureka, Nunavut, Canada (80° N, 86° W) from 2004 to 2006 in support of validation of the ACE (Atmospheric...

CO measurements from the ACE-FTS satellite instrument: data analysis and validation using ground-based, airborne and spaceborne observations (2007)

Clerbaux, C., George, M., Turquety, S., Walker, K. A., Barret, B., Bernath, P., ...

The Atmospheric Chemistry Experiment (ACE) mission was launched in August 2003 to sound the atmosphere by solar occultation. Carbon monoxide (CO), a good tracer of pollution plumes and atmospheric...

Validation of the Atmospheric Chemistry Experiment (ACE) version 2.2 temperature using ground-based and space-borne measurements (2007)

Sica, R. J., Izawa, M. R. M., Walker, K. A., Boone, C., Petelina, S. V., Argall, P. S., ...

An ensemble of space-borne and ground-based instruments has been used to evaluate the quality of the version 2.2 temperature retrievals from the Atmospheric Chemistry Experiment Fourier Transform...

Validation of 525 nm and 1020 nm aerosol extinction profiles derived from ACE imager data: comparisons with GOMOS, SAGE II, SAGE III, POAM III, and OSIRIS (2007)

Vanhellemont, F., Tetard, C., Bourassa, A., Fromm, M., Dodion, J., Fussen, D., ...

The Canadian ACE (Atmospheric Chemistry Experiment) mission is dedicated to the retrieval of a large number of atmospheric trace gas species using the solar occultation technique in the infrared and...

Intercomparison of ground-based ozone and NO2 measurements during the MANTRA 2004 campaign (2007)

Fraser, A., Bernath, P. F., Blatherwick, R. D., Drummond, J. R., Fogal, P. F., Fu, D., ...

The MANTRA (Middle Atmosphere Nitrogen TRend Assessment) 2004 campaign took place in Vanscoy, Saskatchewan, Canada (52° N, 107° W) from 3 August to 15 September, 2004. In support of the main...

Validation of MIPAS HNO3 operational data (2007)

Wang, D. Y., Höpfner, M., Blom, C. E., Ward, W. E., Fischer, H., Blumenstock, T., ...

Nitric acid (HNO3) is one of the key products that are operationally retrieved by the European Space Agency (ESA) from the emission spectra measured by the Michelson Interferometer for Passive...

Validation of MIPAS HNO3 operational data (2007)

D. Y. Wang, M. Höpfner, C. E. Blom, W. E. Ward, H. Fischer, T. Blumenstock, ...

Nitric acid (HNO3) is one of the key products that are operationally retrieved by the European Space Agency (ESA) from the emission spectra measured by the Michelson Interferometer for Passive...

Intercomparison of ground-based ozone and NO2 measurements during the MANTRA 2004 campaign (2007)

A. Fraser, P. F. Bernath, R. D. Blatherwick, J. R. Drummond, P. F. Fogal, D. Fu, ...

The MANTRA (Middle Atmosphere Nitrogen TRend Assessment) 2004 campaign took place in Vanscoy, Saskatchewan, Canada (52° N, 107° W) from 3 August to 15 September, 2004. In support of the main...

Balloon-borne radiometer measurements of Northern Hemisphere mid-latitude stratospheric HNO3 profiles spanning 12 years (2007)

M. Toohey, B. M. Quine, K. Strong, P. F. Bernath, C. D. Boone, A. I. Jonsson, ...

Low-resolution atmospheric thermal emission spectra collected by balloon-borne radiometers over the time span of 1990–2002 are used to retrieve vertical profiles of HNO3, CFC-11 and CFC-12...

Validation of MIPAS HNO3 operational data (2007)

D. Y. Wang, M. Höpfner, C. E. Blom, W. E. Ward, H. Fischer, T. Blumenstock, ...

Nitric acid (HNO3) is one of the key products that are operationally retrieved by the European Space Agency (ESA) from the emission spectra measured by the Michelson Interferometer for Passive...

Intercomparison of ground-based ozone and NO2 measurements during the MANTRA 2004 campaign (2007)

A. Fraser, P. F. Bernath, R. D. Blatherwick, J. R. Drummond, P. F. Fogal, D. Fu, ...

The MANTRA (Middle Atmosphere Nitrogen TRend Assessment) 2004 campaign took place in Vanscoy, Saskatchewan, Canada (52° N, 107° W) from 3 August to 15 September, 2004. In support of the main...

The high Arctic in extreme winters: vortex, temperature, and MLS and ACE-FTS trace gas evolution (2007)

G. L. Manney, W. H. Daffer, K. B. Strawbridge, K. A. Walker, C. D. Boone, P. F. Bernath, ...

The first three Canadian Arctic Atmospheric Chemistry Experiment (ACE) Validation Campaigns at Eureka (80° N, 86° W) were during two extremes of Arctic winter variability: Stratospheric...

Balloon-borne radiometer measurement of Northern Hemisphere mid-latitude stratospheric HNO3 profiles spanning 12 years (2007)

M. Toohey, B. M. Quine, K. Strong, P. F. Bernath, C. D. Boone, A. I. Jonsson, ...

Low-resolution atmospheric thermal emission spectra collected by balloon-borne radiometers over the time span of 1990–2002 are used to retrieve vertical profiles of HNO3, CFC-11 and CFC-12...

Validation of 525 nm and 1020 nm aerosol extinction profiles derived from ACE imager data: comparisons with GOMOS, SAGE II, SAGE III, POAM III, and OSIRIS (2007)

F. Vanhellemont, C. Tetard, A. Bourassa, M. Fromm, J. Dodion, D. Fussen, ...

The Canadian ACE (Atmospheric Chemistry Experiment) mission is dedicated to the retrieval of a large number of atmospheric trace gas species using the solar occultation technique in the infrared and...

Validation of the Atmospheric Chemistry Experiment (ACE) version 2.2 temperature using ground-based and space-borne measurements (2007)

R. J. Sica, K. A. Walker, C. Boone, S. V. Petelina, P. S. Argall, ...

An ensemble of space-borne and ground-based instruments has been used to evaluate the quality of the version 2.2 temperature retrievals from the Atmospheric Chemistry Experiment Fourier Transform...

Chemical Isolation in the Asian monsoon anticyclone observed in Atmospheric Chemistry Experiment (ACE-FTS) data (2007)

M. Park, W. J. Randel, L. K. Emmons, P. F. Bernath, K. A. Walker, C. D. Boone

Evidence of chemical isolation in the Asian monsoon anticyclone is presented using chemical constituents obtained from the Atmospheric Chemistry Experiment Fourier Transform Spectrometer instrument...

Validation of ACE-FTS satellite data in the upper troposphere/lower stratosphere (UTLS) using non-coincident measurements (2007)

M. I. Hegglin, P. F. Bernath, C. D. Boone, W. H. Daffer, P. Hoor, G. L. Manney, ...

CO, O₃, and H₂O data in the upper troposphere/lower stratosphere (UTLS) measured by the Atmospheric Chemistry Experiment Fourier Transform Spectrometer...

CO measurements from the ACE-FTS satellite instrument: data analysis and validation using ground-based, airborne and spaceborne observations (2007)

C. Clerbaux, M. George, S. Turquety, K. A. Walker, B. Barret, P. Bernath, ...

The Atmospheric Chemistry Experiment (ACE) mission was launched in August 2003 to sound the atmosphere by solar occultation. Carbon monoxide (CO), a good tracer of pollution plumes and atmospheric...

Intercomparison of UV-visible measurements of ozone and NO2 during the Canadian Arctic ACE validation campaigns: 2004–2006 (2007)

A. Fraser, F. Goutail, K. Strong, P. F. Bernath, C. Boone, W. H. Daffer, ...

The first three Canadian Arctic ACE validation campaigns were held during polar sunrise at Eureka, Nunavut, Canada (80° N, 86° W) from 2004 to 2006 in support of validation of the ACE...

Validation of ACE-FTS v2.2 methane profiles from the upper troposphere to lower mesosphere (2007)

M. De Mazière, C. Vigouroux, P. F. Bernath, P. Baron, T. Blumenstock, C. Boone, ...

The ACE-FTS (Atmospheric Chemistry Experiment – Fourier Transform Spectrometer) solar occultation instrument that was launched onboard the Canadian SCISAT-1 satellite in August 2003 is...

Validation of MIPAS HNO§3 operational data. (2007)

Wang, D.Y., Höpfner, M., Blom, C.E., Ward, W.E., Fischer, H., Blumenstock, T., ...

Atmospheric Chemistry and Physics Discussions, 7(2007) S.5173-5251

Validation of MIPAS ClONO§2 measurements. (2007)

Höpfner, M., Clarmann, T.von, Fischer, H., Funke, B., Glatthor, N., Grabowski, U., ...

Atmospheric Chemistry and Physics, 7(2007) S.257-81

CO measurements from the ACE-FTS satellite instrument: data analysis and validation using ground-based, airborne and spaceborne observations. (2007)

Clerbaux, C., George, M., Turquety, S., Walker, K.A., Barret, B., Bernath, P., ...

Atmospheric Chemistry and Physics Discussions, 7(2007) S.15277-340

Comparison between ACE-FTS and MIPAS IMK/IAA profiles of O§3, H§2O, N§2O, CH§4, CFC-11, CFC-12, HNO§3, ClONO§2, NO§2, N§2O§5, CO, and SF§6 in February/March 2004. (2007)

Höpfner, M., Clarmann, T.von, Engelhardt, M., Fischer, H., Funke, B., Glatthor, N., ...

Danesy, D. [Hrsg.]

Validation of MIPAS ClONO2 measurements (2006)

Höpfner, M., Von Clarmann, T., Fischer, H., Funke, B., Glatthor, N., Grabowski, U., ...

Altitude profiles of ClONO2 retrieved with the IMK (Institut für Meteorologie und Klimaforschung) science-oriented data processor from MIPAS/Envisat (Michelson Interferometer for Passive Atmospheric...

Simultaneous ground-based observations of O3, HCl, N2O, and CH4 over Toronto, Canada by three Fourier transform spectrometers with different resolutions (2006)

Wunch, D., Taylor, J. R., Fu, D., Bernath, P., Drummond, J. R., Midwinter, C., ...

An intercomparison of three Fourier transform spectrometers (FTSs) with significantly different resolutions is presented. The highest-resolution instrument has a maximum optical path difference of...

Partitioning between the inorganic chlorine reservoirs HCl and ClONO2 during the Arctic winter 2005 from the ACE-FTS (2006)

Dufour, G., Nassar, R., Boone, C. D., Skelton, R., Walker, K. A., Bernath, P. F., ...

From January to March 2005, the Atmospheric Chemistry Experiment high resolution Fourier transform spectrometer (ACE-FTS) on SCISAT-1 measured many of the changes occurring in the Arctic (50?80° N)...

Partitioning between the inorganic chlorine reservoirs HCl and ClONO2 during the Arctic winter 2005 from the ACE-FTS (2006)

Dufour, G., Nassar, R., Boone, C. D., Skelton, R., Walker, K. A., Bernath, P. F., ...

From January to March 2005, the Atmospheric Chemistry Experiment high resolution Fourier transform spectrometer (ACE-FTS) on SCISAT-1 measured many of the changes occurring in the Arctic (50?80° N)...

Validation of MIPAS ClONO2 measurements (2006)

Höpfner, M., Von Clarmann, T., Fischer, H., Funke, B., Glatthor, N., Grabowski, U., ...

Altitude profiles of ClONO2 retrieved with the IMK (Institut für Meteorologie und Klimaforschung) science-oriented data processor from MIPAS/Envisat (Michelson Interferometer for Passive Atmospheric...

Simultaneous ground-based observations of O3, HCl, N2O, and CH4 over Toronto, Canada by three Fourier transform spectrometers with different resolutions (2006)

Wunch, D., Taylor, J. R., Fu, D., Bernath, P., Drummond, J. R., Midwinter, C., ...

An intercomparison of three Fourier transform spectrometers (FTSs) with significantly different resolutions is presented. The highest-resolution instrument has a maximum optical path difference of...

Partitioning between the inorganic chlorine reservoirs HCl and ClONO2 during the Arctic winter 2005 from the ACE-FTS (2006)

Dufour, G., Nassar, R., Boone, C. D., Skelton, R., Walker, K. A., Bernath, P. F., ...

From January to March 2005, the Atmospheric Chemistry Experiment high resolution Fourier transform spectrometer (ACE-FTS) on SCISAT-1 measured many of the changes occurring in the Arctic (50?80° N)...

Partitioning between the inorganic chlorine reservoirs HCl and ClONO2 during the Arctic winter 2005 from the ACE-FTS (2006)

Dufour, G., Nassar, R., Boone, C. D., Skelton, R., Walker, K. A., Bernath, P. F., ...

From January to March 2005, the Atmospheric Chemistry Experiment high resolution Fourier transform spectrometer (ACE-FTS) on SCISAT-1 measured many of the changes occurring in the Arctic (50?80° N)...

Partitioning between the inorganic chlorine reservoirs HCl and ClONO₂ during the Arctic winter 2005 from the ACE-FTS (2006)

G. Dufour, R. Nassar, C. D. Boone, R. Skelton, K. A. Walker, P. F. Bernath, ...

From January to March 2005, the Atmospheric Chemistry Experiment high resolution Fourier transform spectrometer (ACE-FTS) on SCISAT-1 measured many of the changes occurring in the Arctic...

Partitioning between the inorganic chlorine reservoirs HCl and ClONO2 during the Arctic winter 2005 from the ACE-FTS (2006)

G. Dufour, R. Nassar, C. D. Boone, R. Skelton, K. A. Walker, P. F. Bernath, ...

From January to March 2005, the Atmospheric Chemistry Experiment high resolution Fourier transform spectrometer (ACE-FTS) on SCISAT-1 measured many of the changes occurring in the Arctic...

Cross-validation of recent satellite and ground-based measurements of ozone and water vapor in the middle atmosphere. (2006)

Hocke, K., Häfele, A., Le Drian, C., Kämpfer, N., Ruffieux, D., Clarmann, T.von, ...

Atmospheric Science Conf., Frascati, I, May 8-12, 2006

Validation of MIPAS ClONO§2 measurements. (2006)

Höpfner, M., Clarmann, T.von, Fischer, H., Funke, B., Glatthor, N., Grabowski, U., ...

Atmospheric Chemistry and Physics Discussions, 6(2006) S.9765-9821

Comparison between ACE-FTS and MIPAS IMK/IAA profiles of O§3, H§2O, N§2O, CH§4, CFC-11, CFC-12, HNO§3, ClONO§2, NO§2, N§2O§5, CO, and SF§6 in February/March 2006. (2006)

Höpfner, M., Wang, D.Y., Clarmann, T.von, Engelhardt, M., Fischer, H., Funke, B., ...

3rd Workshop on the Atmospheric Chemistry Validation of Envisat (ACVE-3), Frascati, I, December 4-7, 2006

Comparisons between ACE-FTS and ground-based measurements of stratospheric HCl and ClONO§2 loadings at northern latitudes . (2005)

Mahieu, E., Zander, R., Duchatelet, P., Hannigan, J.W., Coffey, M.T., Mikuteit, S., ...

Geophysical Research Letters, 32(L15S08), doi:10.1029/2005GL022396, 2005

Public opinion on systems for feeding back views to the (2003)

Email Alerting, V A Entwistle, J E Andrew, M J Emslie, K A Walker, C Dorrian, ...

service

Metabolic response of wheat leaves to exogenous ammonium and to prevention of ammonium assimilation. (1983)

Walker, K.A

thesis (Ph.D.)

A tumour spheroid model for antibody-targeted therapy of micrometastases.

Walker, K. A., Murray, T., Hilditch, T. E., Wheldon, T. E., Gregor, A., Hann, I. M.

Human neuroblastoma cells grown as tumour spheroids were briefly incubated with a conjugate of 131I and an anti-human neuroectodermal monoclonal antibody UJ13A. Unbound 131I was removed by washing...