Ray Nassar - Publications



36)  L. Garand, A.P. Trishchenko, L. Trichtchenko, R. Nassar (2014), The Polar Communications and Weather Mission: Addressing remaining gaps in the Earth Observing System, Physics in Canada, 70, (4).

35)  C.E. Sioris, C.D. Boone, R. Nassar, K.J. Sutton, I.E. Gordon, K.A. Walker, P.F. Bernath (2014), Retrieval of carbon dioxide vertical profiles from solar occultation observations and associated error budgets for ACE-FTS and CASS-FTS, Atmospheric Measurement Techniques, 7, 2243-2262, doi:10.5194/amt-7-2243-2014. [PDF]

34)  R. Nassar, C.E. Sioris, D.B.A. Jones, J.C. McConnell (2014), Satellite observations of CO2 from a Highly Elliptical Orbit (HEO) for studies of the Arctic and boreal carbon cycle, Journal of Geophysical Research - Atmospheres, 119, 2654-2673, doi:10.1002/2013JD020337. [PDF] Brief summary: Research Spotlight, EOS, 95, 29, 2014-07-22.

33)  J. Liu, K.W. Bowman, M. Lee, D.K. Henze, N. Bousserez, H. Brix, G.J. Collatz, D. Menemenlis, L. Ott, S. Pawson, D.B.A. Jones, R. Nassar (2014), Carbon monitoring system flux estimation and attribution: impact of ACOS-GOSAT XCO2 sampling on the inference of terrestrial biospheric sources and sinks, Tellus B, 66, 22486, http://dx.doi.org/10.3402/tellusb.v66.22486. [PDF]

32)  F. Deng, D.B.A. Jones, D.K. Henze, N. Bousserez, K.W. Bowman, J.B. Fisher, R. Nassar, C. O'Dell, D. Wunch, P.O. Wennberg, E.A. Kort, S.C. Wofsy, T. Blumenstock, N.M. Deutscher, D. Griffith, F. Hase, P. Heikkinen, V. Sherlock, K. Strong, R. Sussmann, T. Warneke (2014), Inferring regional sources and sinks of atmospheric CO2 from GOSAT XCO2 data, Atmospheric Chemistry and Physics, 14, 3703-3727, doi:10.5194/acp-14-3703-2014. [PDF]

31)  R. Nassar, L. Napier-Linton, K.R. Gurney, R.J. Andres, T. Oda, F.R. Vogel, F. Deng (2013), Improving the temporal and spatial distribution of CO2 emissions from global fossil fuel emission datasets, Journal of Geophysical Research: Atmospheres, 118, 917-933, doi:10.1029/2012JD018196. [PDF]

30)  S.S. Kulawik, J.R. Worden, S.C. Wofsy, S.C. Biraud, R. Nassar, D.B.A. Jones, E.T. Olsen, R. Jimenez, S. Park, G.W. Santoni, B.C. Daube, J.V. Pittmann, B.B. Stephens, E.A. Kort, G.B. Osterman and TES Team (2013), Comparison of improved Aura Tropospheric Emission Spectrometer (TES) CO2 with HIPPO and SGP aircraft profile measurements, Atmospheric Chemistry and Physics, 13, 3205-3225. [PDF]

29)  C. Shim, R. Nassar, J. Kim (2012), Comparison of Model-simulated Atmospheric Carbon Dioxide with GOSAT Retrievals, Asian Journal of Atmospheric Environment, 5, 263-277. [PDF]

28)  R. Nassar, D.B.A. Jones, S.S. Kulawik, J.R. Worden, K.W. Bowman, R.J. Andres, P. Suntharalingam, J.M. Chen, C.A.M. Brenninkmeijer, T.J. Schuck, T.J. Conway, D.E. Worthy (2011), Inverse modeling of CO2 sources and sinks using satellite observations of CO2 from TES and surface flask measurements, Atmospheric Chemistry and Physics, 11, 6029-6047. [PDF]

27)  R. Nassar, D.B.A. Jones, P. Suntharalingam, J.M. Chen, R.J. Andres, K.J. Wecht, R.M. Yantosca, S.S. Kulawik, K.W. Bowman, J.R. Worden, T. Machida and H. Matsueda (2010), Modeling global atmospheric CO2 with improved emission inventories and CO2 production from the oxidation of other carbon species, Geoscientific Model Development, 3, 689-716. [PDF]

26)  M. Luo, C. Boxe, J. Jiang, R. Nassar, N. Livesey (2010), Interpretation of Aura satellite observations of CO and aerosol index related to the December 2006 Australia fires, Remote Sensing of Environment, 114, 2853-2862 [PDF] and (2009) Atmospheric Chemistry and Physics Discussions, 9, 23665-23693. [PDF]

25)  S.S. Kulawik, D.B.A. Jones, R. Nassar, F.W. Irion, J.R. Worden, K.W. Bowman, T. Machida, H. Matsueda, Y. Sawa, S.C. Biraud, M. Fisher, A.R. Jacobson (2010), Characterization of Tropospheric Emission Spectrometer (TES) CO2 for carbon cycle science, Atmospheric Chemistry and Physics, 10, 5601-5623. [PDF]

24)  H. Wang, D.J. Jacob, M. Kopacz, D.B.A. Jones, P. Suntharalingam, J.A. Fisher, R. Nassar, S. Pawson, J.E. Nielsen (2009), Error correlation between CO2 and CO as constraint for CO2 flux inversions using satellite data, Atmospheric Chemistry and Physics, 9, 7313-7323. [PDF]

23)  R. Nassar, J.A. Logan, I.A. Megretskaia, L.T. Murray, L. Zhang, D.B.A. Jones (2009), Analysis of tropical tropospheric ozone, carbon monoxide and water vapor during the 2006 El Niño using TES observations and the GEOS-Chem model, Journal of Geophysical Research, 114, D17304, doi:10.1029/2009JD011760. [PDF]

22)  V.H. Payne, S.A. Clough, M.W. Shephard, R. Nassar, J.A. Logan (2009), Information-centered representation of retrievals with limited degrees of freedom for signal: Application to methane from the Tropospheric Emission Spectrometer, Journal of Geophysical Research, 114, D10307, doi:10.1029/2008JD010155. [PDF]

21)  E. Mahieu, P. Duchatelet, P. Demoulin, K.A. Walker, E. Dupuy, L. Froidevaux, C. Randall, V. Catoire, K. Strong, C.D. Boone, P.F. Bernath, J.-F. Blavier, T. Blumenstock, M. Coffey, M. De Mazière, D. Griffith, J. Hannigan, F. Hase, N. Jones, K.W. Jucks, A. Kagawa, Y. Kasai, Y. Mebarki, S. Mikuteit, R. Nassar, J. Notholt, C.P. Rinsland, C. Robert, O. Schrems, C. Senten, D. Smale, J. Taylor, C. Tétard, G.C. Toon, T. Warneke, S.W. Wood, R. Zander, C. Servais (2008), Validation of ACE-FTS v2.2 measurements of HCl, HF, CCl3F and CCl2F2 using space-, balloon- and ground-based instrument observations, Atmospheric Chemistry and Physics, 8, 6199-6221. [PDF]

20)  R. Nassar, J.A. Logan, H.M. Worden, I.A. Megretskaia, K.W. Bowman, G.B. Osterman, A.M. Thompson, D.W. Tarasick, S. Austin, H. Claude, M.K. Dubey, W.K. Hocking, B.J. Johnson, E. Joseph, J. Merrill, G.A. Morris, M. Newchurch, S.J. Oltmans, F. Posny, F.J. Schmidlin, H. Vömel, D.N. Whiteman, J.C. Witte (2008), Validation of Tropospheric Emission Spectrometer (TES) nadir ozone profiles using ozonesonde measurements, Journal of Geophysical Research, 113, D15S17, doi:10.1029/2007JD008819. [PDF]

19)  J.A. Logan, I.A. Megretskaia, R. Nassar, L.T. Murray, L. Zhang, K.W. Bowman, H.M. Worden, M. Luo (2008), The effects of the 2006 El Niño on tropospheric composition as revealed by data from the Tropospheric Emission Spectrometer (TES), Geophysical Research Letters, 38, L03816, doi:10.1029/2007GL031698. [PDF]

18)  R. Nassar, P.F. Bernath, C.D. Boone, A. Gettelman, S.D. McLeod, C.P. Rinsland (2007), Variability in HDO/H2O abundance ratios in the tropical tropopause layer, Journal of Geophysical Research, 112, D21305, doi:10.1029/2007JD008417. [PDF]

17)  D. Fu, C.D. Boone, P.F. Bernath, K.A. Walker, R. Nassar, G.L. Manney, S.D. McLeod (2007), Global phosgene observations from the Atmospheric Chemistry Experiment (ACE) mission, Geophysical Research Letters, 34, L17815, doi:10.1029/2007GL029942. [PDF]

16)  C.P. Rinsland, R. Nassar, C.D. Boone, P. Bernath, L. Chiou, D.K. Weisenstein, E. Mahieu, R. Zander (2007), Spectroscopic detection of COClF in the tropical and mid-latitude lower stratosphere, Journal of Quantitative Spectroscopy and Radiative Transfer, 105, 467-475. [PDF]

15)  L. Froidevaux, N.J. Livesey, W.G. Read, R.J. Salawitch, J.W. Waters, B. Drouin, I.A. MacKenzie, H.C. Pumphrey, P. Bernath, C. Boone, R. Nassar, S. Montzka, J. Elkins, D. Cunnold, D. Waugh (2006), Temporal Decrease in Upper Atmospheric Chlorine, Geophysical Research Letters, 33, L23812, doi:10.1029/2006GL027600. [PDF]

14)  R. Nassar, P.F. Bernath, C.D. Boone, C. Clerbaux, P.F. Coheur, G. Dufour, L. Froidevaux, E. Mahieu, J.C. McConnell, S.D. McLeod, D.P. Murtagh, C.P. Rinsland, K. Semeniuk, R. Skelton, K.A. Walker, R. Zander (2006), A global inventory of stratospheric chlorine in 2004, Journal of Geophysical Research, 111, D22312, doi:10.1029/2006JD007073. [PDF]

13)  R. Nassar, P.F. Bernath, C.D. Boone, S.D. McLeod, R. Skelton, K.A. Walker, C.P. Rinsland, P. Duchatelet (2006), A global inventory of stratospheric fluorine in 2004 based on ACE-FTS measurements, Journal of Geophysical Research, 111, D22313, doi:10.1029/2006JD007395. [PDF]

12)  J.J. Jin, K. Semeniuk, G.L. Manney, A.I. Jonsson, S.R. Beagley, J.C. McConnell, G. Dufour, R. Nassar, C.D. Boone, K.A. Walker, P.F. Bernath, C.P. Rinsland (2006), Severe Arctic ozone loss in the winter 2004/2005: observations from ACE-FTS, Geophysical Research Letters, 33, L15801, doi:10.1029/2006GL026752. [PDF]

11)  G. Dufour, R. Nassar, C.D. Boone, R. Skelton, K.A. Walker, P.F. Bernath, C.P. Rinsland, K. Semeniuk, J.J. Jin, J.C. McConnell, G.L. Manney (2006), Partitioning between the inorganic chlorine reservoirs, HCl and ClONO2, during the Arctic winter 2005 from the ACE-FTS, Atmospheric Chemistry and Physics, 6, 2355-2366. [PDF]

10)  C.P. Rinsland, E. Mahieu, R. Zander, R. Nassar, P. Bernath, C. Boone, L.S. Chiou (2006), Long-Term Stratospheric Carbon Tetrafluoride (CF4) Increase from 1985-2004 Infrared Space-based Solar Occultation Measurements, Geophysical Research Letters, 33, L02808, doi:10.1029/2005GL024709. [PDF]

9)  C.D. Boone, R. Nassar, K.A. Walker, Y. Rochon, S.D. McLeod, C.P. Rinsland, P.F. Bernath (2005), Retrievals for the Atmospheric Chemistry Experiment Fourier Transform Spectrometer, Applied Optics, 44 (33), 7218-7231. [PDF]

8)  C.P. Rinsland, C. Boone, R. Nassar, K. Walker, P. Bernath, J.C. McConnell, L. Chiou (2005), Atmospheric Chemistry Experiment (ACE) Arctic Stratospheric Measurements of NOx during February and March 2004: Impact of Intense Solar Flares, Geophysical Research Letters, 32, L16S05, doi:10.1029/2005GL022425. [PDF]

7)  C.P. Rinsland, C. Boone, R. Nassar, K. Walker, P. Bernath, E. Mahieu, R. Zander, J.C. McConnell, L. Chiou (2005), Trends of HF, HCl, CCl2F2, CCl3F, CHClF2 (HCFC-22), and SF6 in the lower stratosphere from Atmospheric Chemistry Experiment (ACE) and Atmospheric Trace MOlecule Spectroscopy (ATMOS) measurements near 30ºN latitude, Geophysical Research Letters, 32, L16S03, doi:10.1029/2005GL022415. [PDF]

6)  R. Nassar, P.F. Bernath, C.D. Boone, G.L. Manney, S.D. McLeod, C.P. Rinsland, R. Skelton, K.A. Walker (2005), ACE-FTS measurements across the edge of the winter 2004 Arctic vortex, Geophysical Research Letters, 32, L15S05, doi:10.1029/2005GL022671. [PDF]

5)  R. Nassar, P.F. Bernath, C.D. Boone, G.L. Manney, S.D. McLeod, C.P. Rinsland, R. Skelton, K.A. Walker (2005), Stratospheric abundances of water and methane based on ACE-FTS measurements, Geophysical Research Letters, 32, L15S04, doi:10.1029/2005GL022383. [PDF]

4)  P.F. Bernath, C.T. McElroy, M.C. Abrams, C.D. Boone, M. Butler, C. Camy-Peyret, M. Carleer, C. Clerbaux, P.-F. Coheur, R. Colin, P. DeCola, M. De Mazière, J.R. Drummond, D. Dufour, W.F.J. Evans, H. Fast, D. Fussen, K. Gilbert, D.E. Jennings, E.J. Llewellyn, R.P. Lowe, E. Mahieu, J.C. McConnell, M. McHugh, S.D. McLeod, D. Michelangeli, C. Midwinter, R. Nassar, F. Nichitiu, C. Nowlan, C.P. Rinsland, Y.J. Rochon, N. Rowlands, K. Semeniuk, P. Simon, R. Skelton, J.J. Sloan, M.-A. Soucy, K. Strong, P. Tremblay, D. Turnbull, K.A. Walker, I. Walkty, D.A. Wardle, V. Wehrle, R. Zander, J. Zou (2005), Atmospheric Chemistry Experiment (ACE): mission overview, Geophysical Research Letters, 32, L15S01, doi:10.1029/2005GL022386. [PDF]

3)  A.E. Haddrell, X. Feng, R. Nassar, M.J. Bogan, G. Agnes (2005), Offline LDI-TOF-MS monitoring of simultaneous inorganic and organic reactions on particles levitated in a laboratory environment, Journal of Aerosol Science, 36: 521-533, doi:10.1016/j.jaerosci.2004.10.015. [PDF]

2)  R. Nassar, P. Bernath (2003), Hot Methane Spectra for Astrophysical Applications, Journal of Quantitative Spectroscopy and Radiative Transfer, 82: 279-292, doi:10.1016/S0022-4073(03)00158-4. [PDF]

1)  N.F. Zobov, O.L. Polyansky, J. Tennyson, S.V. Shirin, R. Nassar, T. Hirao, T. Imajo, P.F. Bernath, L. Wallace (2000), Using Laboratory Spectroscopy to Identify Lines in the K- and L-band Spectrum of Water in a Sunspot, The Astrophysical Journal, 530: 994-998. [PDF]



•  R. Nassar (2013), Developing the ACE Stratospheric Chlorine Inventory, in The Atmospheric Chemistry Experiment ACE at 10: A Solar Occultation Anthology, P. Bernath (editor), pp 231-238, A. Deepak Publishing, Hampton, Virginia. [PDF]



•  B. Moore, J. Burrows, D. Crisp, M. Kawamiya, M. Heimann, R. Nassar, P. Rayner (2014), Chapter 4: Atmosphere Domain, in CEOS Strategy for Carbon Observations from Space, Committee on Earth Observation Satellites (CEOS), Carbon Task Force, Response to the Group on Earth Observations (GEO) Carbon Strategy, printed in Japan. [PDF]

•  D.M. Cunnold, C. Clerbaux, J. Anderson, A. Engel, P.J. Fraser, E. Mahieu, A. Manning, J. Miller, S.A. Montzka, R. Nassar, R. Prinn, S. Reimann, C.P. Rinsland, P. Simmonds, D. Verdonik, R. Weiss, D. Wuebbles, Y. Yokouchi (2007), Chapter 1: Long-Lived Substances, in Scientific Assessment of Ozone Depletion: 2006, World Meteorological Organization, Geneva, Switzerland. [PDF]

•  K.S. Law, W.T Sturges, D.R. Blake, N.J. Blake, J.B. Burkholder, J.H. Butler, R.A. Cox, P.H. Haynes, M.K.W. Ko, K. Kreher, C. Mari, K. Pfeilsticker, J.M.C. Plane, R.J. Salawitch, C. Schiller, B.-M. Sinnhuber, R. von Glasow, N.J. Warwick, D.J. Wuebbles, S.A. Yvon-Lewis (2007), Chapter 2: Halogenated Very Short-Lived Substances, in Scientific Assessment of Ozone Depletion: 2006, World Meteorological Organization, Geneva, Switzerland. Listed Contributors: A. Butz, D.B. Considine, M. Dorf, L. Froidevaux, L.J. Kovalenko, N.J. Livesey, R. Nassar, C.E. Sioris, D.K. Weisenstein. [PDF]

Link to complete WMO Scientific Assessment of Ozone Depletion: 2006



•  R.L. Lachance, J.C. McConnell, C.T. McElroy, N. O'Neill, R. Nassar, H. Buijs, P. Rahnama, K. Walker, R. Martin, C. Sioris, L. Garand, A. Trichtchenko, M. Bergeron, and the PHEOS Science Team (2012), PCW/PHEOS-WCA: Quasi-geostationary Arctic Measurements for weather, climate and air quality from highly eccentric orbits, Proceedings of SPIE, Vol. 8533, Sensors, Systems, and Next-Generation Satellites XVI; Edinburgh; United Kingdom, 85330O-1, edited by Roland Meynart, Steven P. Neeck, Haruhisa Shimoda (SPIE, Bellingham, WA), doi: 10.1117/12.974795. [PDF]

•  J.C. McConnell, C.T. McElroy, C. Sioris, N. O'Neill, R. Nassar, H. Buijs, P. Rahnama, K. Walker, R. Martin, L. Garand, A. Trichtchenko, M. Bergeron, and the PHEOS Science Team (2012), PCW/PHEOS-WCA: Quasi-geostationary viewing of the Arctic and Environs for weather, climate and air quality, Proceedings of the European Space Agency (ESA) Atmospheric Sciences Conference, 2012, Bruges, Belgium. [PDF]

•  C.P. Rinsland, P.F. Bernath, C. Boone, R. Nassar, G. Dufour, C. Clerbaux (2007), Atmospheric Chemistry Experiment (ACE) Measurements of the Upper Troposphere and Stratosphere, Proceedings of the ENVISAT Symposium, 2007 April 23-27, Montreux, Switzerland (ESA SP-636). [PDF]

•  C.P. Rinsland, P.F. Bernath, C. Boone, R. Nassar (2007), Atmospheric Chemistry Experiment (ACE) measurements of tropospheric and stratospheric chemistry and long-term trends, Proceedings of Fourier Transform Spectroscopy (FTS) 2007, Santa Fe, New Mexico, 2007 February 11 (Code 104709). [PDF]

•  C. Boone, R. Nassar, S. McLeod, K. Walker, P. Bernath (2004), SCISAT-1 Retrieval Results, Proceedings of SPIE, Vol. 5542, Earth Observing Systems IX, edited by W.L. Barnes and J.J. Butler (SPIE, Bellingham, WA) pp 184-194. [PDF]

•  R. Nassar, K.A. Walker, C. Boone, S.D. McLeod, P.F. Bernath (2003), SCISAT-1: Retrieval Algorithms, ACE-FTS Testing and the ACE Database, Proceedings of SPIE, Vol. 5151 Earth Observing Systems VIII, edited by W. L. Barnes (SPIE, Bellingham, WA) pp 173-183. [PDF]

•  R. Nassar, P. Bernath (2003), Temperature profiles for the ACE forward model. 2003 Optical Remote Sensing Technical Digest, Proceedings of the conference Optical Remote Sensing, Quebec City, Quebec, 2003 Feb 3-5 (Optical Society of America, Washington D.C.) pp 34-36.

•  R. Nassar, P. Bernath (2003), Laboratory Spectra of Hot Water and Methane for Modeling Late-Type Stars and Brown Dwarfs, Proceedings of the Conference "Chemistry as a Diagnostic of Star Formation", University of Waterloo. (NRC Research Press, Ottawa ) pp 366-367.



•  Raymond Nassar (2006), Chlorine, Fluorine and Water in the Stratosphere: Chemistry, Transport and Trends based on ACE-FTS measurements, Ph.D. Thesis, Department of Chemistry, University of Waterloo. [PDF]


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Last updated: October 2014 by Ray Nassar