MMS PUBLICATIONS & PRESENTATIONS

Presentations:

Evaluating Spatial Scales of Eddy Covariance Fluxes over the Southeast U.S. using 20 Hz Wind and Temperature Data from the NASA DC-8 Meteorological Measurement System
SEAC4RS Science Meeting; Pasadena, CA; Apr 2015
Jonathan Dean-Day, T.Paul Bui, Cecilia S. Chang

An Intercomparison of the NASA DC-8 MMS with the NCAR G-V Met System and Nearby Vaisala GPS Radiosondes
DC3 Science Meeting; Boulder, CO; Feb. 2013
Jonathan Dean-Day, T.Paul Bui, Cecilia S. Chang

MMS Observations of the Eastern Pacific TTL during ATTREX-2011
ATTREX Science Team Meeting; Boulder, CO; June 11-12, 2012
J Dean-Day, T.P Bui and C. Chang

MMS on the NASA Global Hawk: Initial Results from the Global Hawk Pacific Mission (GloPac)
ATTREX Kickoff Meeting; NASA Dryden Flight Center, August 25-27, 2010
Jonathan Dean-Day, T.Paul Bui and Cecilia Chang

Wave Cloud Dynamics in MMS Data,
J. Dean-Day, T.Paul Bui, C. Chang, R. Castaneda

Evaluating, WB-57F and ER-2 MMS measurement confidence,
CRYSTAL-FACE Science Meeting; Salt Lake City, UT; Feb. 2003
T.P. Bui, S. Bowen, C. Chang, J. Dean-Day, L. Pfister, R. Castenada, P. Shulman

MMS - Ozonesonde Wind and Temperature Comparison during CR-AVE
T.P. Bui, J. Dean-Day, C. Chang, R. Castaneda -- NASA Ames Research Center,
H.Voemel -- University of Colorado CIRES

 

Instrumentation:

Gaines, S. E., S. W. Bowen, R. S. Hipskind, T.P. Bui, and K. R. Chan, Comparisons of the NASA ER-2 meteorological measurement system with radar tracking and radiosonde data, J. Atmos. Ocean. Tech., 9, 210-225, 1992

S.G. Scott, T.P. Bui, K. R. Chan, and S. W. Bowen, The meteorological measurement system on the NASA ER-2 aircraft, J. Atmos. Ocean. Tech., 7, 525-540, 1990

K. R. Chan, L. Pfister, T.P. Bui, S. W. Bowen, J. Dean-Day, B.L. Gary, D.W. Fahey, K.K. Kelly, C.R. Webster, and R. D. May, A case study of the mountain lee wave event of January 6 1992, Geophys. Res. Letters, 20, 2551-2554, 1993.

 

White Papers:

Initial Evaluations of the MMS Maneuvers on the NASA Global Hawk, April 2010
J. Dean-Day, T.P. Bui, C. Chang

 

Publications:

Tadić, Jovan M., Anna M. Michalak, Laura Iraci, Velibor Ilić,Sébastien C. Birau, Daniel  R. Feldman, Thaopaul Bui, Matthew S. Johnson, Max Loewenstein,Seongeun Jeong, Marc L. Fischer, Emma L. Yates, and Ju-Mee Ryoo, Elliptic Cylinder Airborne Sampling and Geostatistical Mass Balance Approach for Quantifying Local Greenhouse Gas Emissions, Environ. Sci. Technol., doi: 10.1021/acs.est.7b03100, July 2017

Rollins, A. W., Thornberry, T. D., Ciciora, S. J., McLaughlin, R. J., Watts, L. A., Hanisco,  T. F., Baumann, E., Giorgetta, F. R., Bui, T. V., Fahey, D. W., and Gao, R.-S.: A laser-induced fluorescence instrument for aircraft measurements of sulfur dioxide in the upper troposphere and lower stratosphere, Atmos. Meas. Tech., 9, 4601-4613, https://doi.org/10.5194/amt-9-4601-2016, 2016

Bergman, John W., E. Jensen, L. Pfister and T. P. Bui, Air parcel trajectory dispersion near the tropical tropopause, Journal of Geophysical Research, April 2016

Jensen, Eric. J, Rei Ueyama, Leonhard Pfister, Thaopaul V. Bui, R. Paul Lawson, Sarah Woods, Troy Thornberry, Andrew W. Rollins, Glenn S. Diskin, Joshua P. DiGangi, and Melody A. Avery, On the Susceptibility of Cold Tropical Cirrus to Ice Nuclei Abundance, Journal of the Atmospheric Sciences, April 2016

Rollins, A. W, T. D. Thornberry, R.S. Gao, S. Woods, R.P. Lawson, T. P. Bui, E. J. Jensen and D. W. Fahey, Observational constraints on the efficiency of dehydration mechanisms in the tropical tropopause layer, Geophys. Res. Letters, doi: 10.1002/2016GL067972, March 2016

Hamill, Laura T. Iraci, Emma L. Yates, Warren Gore, T. Paul Bui, Tomoaki Tanaka, and Max Loewenstein, A New Instrumented Airborne Platform for Atmospheric Research, Bulletin of the American Meteorological Society, April 2016

Wolfe,G. M., T. F. Hanisco, H. L. Arkinson, T. P. Bui, J. D. Crounse, J. DeanDay, A. Goldstein, A. Guenther, S. R. Hall, G. Huey, et al, Quantifying sources and sinks of reactive gases in the lower atmosphere using airborne flux observations, Geophys. Res. Letters, vol: 42, 8231–8240, DOI: 10.1002/2015GL065839, Oct 2015

Jensen, E., R.P.Lawson, J.W.Bergman, L.Pfister, T. P. Bui and C.G.Schmitt, Physical processes controlling ice concentrations in synoptically-forced, midlatitude cirrus, Journal of Geophysical Research, April 2013

Avery, M., et al. (2010), Convective distribution of tropospheric ozone and tracers in the Central American ITCZ region: Evidence from observations during TC4, J. Geophys. Res., 115, D00J21, doi:10.1029/2009JD013450.

Salawitch, R. J., et al. (2010), A new interpretation of total column BrO during Arctic spring, Geophys. Res. Letters, Vol. 37, doi: 10.1029/2010GL043798.

Park, S., Atlas, E. L., Jiménez, R., Daube, B. C., Gottlieb, E. W., Nan, J., Jones, D. B. A., Pfister, L., Conway, T. J., Bui, T. P., Gao, R.-S., and Wofsy, S. C.: Vertical transport rates and concentrations of OH and Cl radicals in the Tropical Tropopause Layer from observations of CO2 and halocarbons: implications for distributions of long- and short-lived chemical species, Atmos. Chem. Phys., 10, 6669-6684, doi:10.5194/acp-10-6669-2010, 2010.

Gao, R.S., D.W. Faheya, P.J. Popp, T.P. Marcya, R.L. Herman, E.M. Weinstock, J.B. Smith, D.S. Sayres, J.V. Pittman, K.H. Rosenlof, T.L. Thompson, T.P. Bui, D.G. Baumgardner, B.E. Anderson, G. Kok, A.J. Weinheimer, Measurements of relative humidity in a persistent contrail, Atmospheric Environment 40 (2006) 1590–1600

Garrett, J. Timothy, J. Dean-Day, C. Liu, B. Barnett, G. Mace, D. Baumgardner, C. Webster, T. P. Bui, W. G. Read, and P. Minnis, Convective formation of pileus cloud near the tropopause, Atmospheric Chemistry and Physics, 2006, Vol.6, pp. 1185-120

Wang, Ling, M. Alexander, T. P. Bui, and M. Mahoney, Small-scale gravity waves in ER-2 MMS/MTP wind and temperature measurements during CRYSTAL-FACE, Atmospheric Chemistry and Physics, accepted feb 2006

Om Prakash Tripathi, Sophie Godin-Beekmann, Franck Lefèvre, Marion Marchand, Andrea Pazmiño, Alain Hauchecorne, Florence Goutail, Hans Schlager, C. Michael Volk, B. Johnson, G. König-Langlo, Stefano Balestri, Fred Stroh, T. P. Bui, H. J. Jost, T. Deshler and Peter von der Gathen, High resolution simulation of recent Arctic and Antarctic stratospheric chemical ozone loss compared to observations, Journal of Atmospheric Chemistry, Springer Netherlands, 10.1007/s10874-006-9028-8, Sept 2006

Garrett, T. J., A. J. Heymsfield, M. J. McGill, B. A. Ridley, D. G. Baumgardner, T. P. Bui, and C. R. Webster (2004), Convective generation of cirrus near the tropopause, J. Geophys. Res., 109, D21203, doi:10.1029/2004JD004952. (Nov 2004)

Garrett, T. J., B. C. Navarro, C. H. Twohy, E. J. Jensen, P. T. Bui, D. G. Baumgardner, H. Gerber, R. L. Herman, A. J. Heymsfield, P. Lawson, P. Minnis, L. Nguyen, M. Poellot, S. K. Pope, F. P. J. Valero, and E. M. Weinstock. 2005. Evolution of a Florida cirrus anvil. J. Atmospheric Sciences, 62(7): 2352-2372, doi: 10.1175/JAS3495.1.

Tuck, F. Adrian, S. J. Hovde, E. C. Richard, R. S. Gao, T. P. Bui, W. H. Swartz, and S. A. Lloyd. 2005. Molecular velocity distributions and generalized scale invariance in the turbulent atmosphere. The Royal Society of Chemistry, 130, 1-13, 2005, doi: 10.1039/b410551F.

Canty, T., E. D. Riviere, R. J. Salawitch, G. Berthet, J.-B. Renard, K. Pfeilsticker, M. Dorf, A. Butz, H. Bosch, R. M. Stimpfle, D. M. Wilmouth, E. C. Richard, D. W. Fahey, P. J. Popp, M. R. Schoeberl, L. R. Lait, and T. P. Bui, Nighttime OClO in the winter Arctic vortex, J. Geophys. Res., 110, D01301, doi:10.1029/2004JD005035.

Tuck, A. F., S. J. Hovde, T. P. Bui, Scale invariance in jet streams: ER-2 data around the lower-stratospheric polar night vortex, Q. J. R. Meteorol. Soc., 130, pp. 2423-2444, June 2004

Brooks, S. D., D. Baumgardner, B. Gandrud, J. E. Dye, M. J. Northway, D. W. Fahey, T. P. Bui, O. B. Toon, and M. A. Tolbert (2003), Measurements of large stratospheric particles in the Arctic polar vortex, J. Geophys. Res., 108(D20), 4652, doi:10.1029/2002JD003278, (published Oct 2003)

Lee, S.-H., J. C. Wilson, D. Baumgardner, R. L. Herman, E. M. Weinstock, B. G. LaFleur, G. Kok, B. Anderson, P. Lawson, B. Baker, A. Strawa, J. V. Pittman, J. M. Reeves, T. P. Bui, New particle formation observed in the tropical/subtropical cirrus clouds, J. Geophys. Res., 109, D20209, doi:10.1029/2004JD005033 (2004)

Garrett T. J., A. J. Heymsfield, M. J. McGill, B. A. Ridley, D. G. Baumgardner, T. P. Bui, C. R. Webster (2004), Convective generation of cirrus near the tropopause, J. Geophys. Res., 109, D21203, doi:10.1029/2004JD004952.

Gao, R. S., P. J. Popp, D. W. Fahey, T. P. Marcy, R. L. Herman, E. M. Weinstock, D. G. Baumgardner, T. J. Garrett, K. H. Rosenlof, T. L. Thompson, P. T. Bui,B. A. Ridley, S. C. Wofsy, O. Toon, M. A. Tolbert, B. Karcher, Th. Peter, P. K. Hudson, A. J. Weinheimer, A. J. Heymsfield, Evidence that nitric acid increases relative humidity in low-temperature cirrus clouds, Science, 303, 516-620, January 2004.

Jost Hans-Jurg, K. Drdla, A. Stohl, L. Pfister, M. Loewenstein, J. P. Lopez, P. K. Hudson, D. M. Murphy, D. J. Cziczo, M. Fromm, T. P. Bui, J. Dean-Day, C. Gerbig, M. J. Mahoney, E. C. Richard, N. Spichtinger, J. Pittman, E. M. Weinstock, J. C. Wilson, and I. Xueref, In-situ observations of mid-latitude forest fire plumes deep in the stratosphere, Geophys. Res. Lett., 31, L11101, doi:10.1029/2003GL019253.

Popp, P. J., R. S. Gao, T. P. Marcy, D. W. Fahey, P.K. Hudson, T. L. Thompson, B. Karcher, B. A. Ridley, A. J. Weinheimer, D. J. Knapp, D.D. Montzka, D. Baumgardner, T. J. Garrett, E. M. Weinstock, J. B. Smith, D. S. Sayres, J. V. Pittman, S. Dhaniyala, T. P. Bui, and M. J. Mahoney, Nitric acid uptake on subtropical cirrus cloud particles, J. Geophys. Res., 109, D06302, 2003JD004255

McKinney, K. A., P.O. Wennberg, S. Dhaniyala, D. W. Fahey, M.J. Northway, K. F. Kuenzi, A. Kleinboehl, M. von Koenig, H. Bremer, H. Kuellmann, M.J. Mahoney, R. L. Herman, T. P. Bui, Trajectory studies of large HNO3-containing PSC particles in the Arctic: Evidence for the role of NAT, Geophys. Res. Lett., 2003GL018430

Drdla, K., B. W. Gandrud, D. Baumgardner, J. C. Wilson, T. P. Bui, D. Hurst, S. M. Schauffler, H. Jost, J. Greenblatt, and C. R. Webster, Evidence for the widespread presence of liquid-phase particles during the 1999-2000 Arctic winter, J. Geophys. Res., 108, 8318, 2003

Herman, R. L., K. Drdla, J. R. Spackman, D. F. Hurst, P. J. Popp, C. R.Webster, P. A. Romashkin, J. W.Elkins, E. M. Weinstock, B. W. Gandrud, G. C. Toon, M. R. Schoeberl, H. Jost, E. L. Atlas, and T. P. Bui, Hydration, dehydration, and the total hydrogen budget of the 1999/2000 winter Arctic stratosphere, J. Geophys. Res., 108, 8320, 2003

Burris, J., T. McGee, W. Hoegy, L. Lait, L. Twigg, G. Sumnicht, Wm. Heaps, C. Hostetler, T. Bui, R. Neuber and I.S. McDermid,Validation of Temperature Measurements from the Airborne Raman Ozone Temperature and Aerosol Lidar During SOLVE, J. Geophys. Res., 107, D20, 8286-8296, Oct 2002

Hanisco, T. F., J. B. Smith, R. M. Stimpfle, D. M. Wilmouth, J. G. Anderson, E. C. Richard, and T. P. Bui, In situ observations of HO2 and OH obtained on the NASA ER-2 in the high-ClO conditions of the 1999/2000 Arctic polar vortex, J. Geophys. Res., 107, D20, 8283, Oct 2002

Hanisco, T. F., J. B. Smith, R. M. Stimpfle, D. M. Wilmouth, K. K. Perkins, J. R. Spackman, J. G. Anderson, D. Baumgardner, B. Gandrud, C. R. Webster, S. Dhaniyala, L. A. McKinney, and T. P. Bui, Quantifying the rate of heterogeneous processing in the Arctic polar vortex with in situ observations of OH, J. Geophys. Res., 107, D20, 8278, Oct 2002

Tuck, A. F., S. J. Hovde, E. C. Richard, D. W. Fahey, R. S Gao, and T. P. Bui, A scaling Analysis of ER-2 data in the inner Arctic vortex during January – March 2000, J. Geophys. Res., 107, 8306, 2003

Danilin, M. Y., M. K. W. Ko, R. M. Bevilacqua, L. V. Lyjak, L. Froidevaux, M. L. Santee, J. M. Zawodny, K. W. Hoppel, E. C. Richard, J . R. Spackman, E. M. Weinstock, R. L. Herman, K. A. McKinney, P. O. Wennberg, F. L. Eisele, R. M. Stimpfle, C. J. Scott, J. W. Elkins, and T. P. Bui, Comparison of ER-2 aircraft and POAM III, MLS, and SAGE II satellite measurements during SOLVE using traditional correlative analysis and trajectory hunting technique, J. Geophys. Res., 107, 8315, 2002

Hanisco, T. F., J. B. Smith, R. M. Stimpfle, D. M. Wilmouth, K. K. Perkins, J. R. Spackman, J. G. Anderson, D. Baumgardner, B. Gandrud, C. R. Webster, S. Dhaniyaha, K. A. McKinney, and T. P. Bui, Quantifying the rate of heterogeneous processing in the Arctic polar vortex with in situ observations of OH, J. Geophys. Res., 107, D20, 8278, 2002

Hanisco, T. F., J. B. Smith, R. M. Stimpfle, D. M. Wilmouth, J. G. Anderson, E. C. Richard, T. P. Bui, In situ observations of HO2 and OH obtained on the NASA ER-2 in the high-ClO conditions of the 1999/2000 Arctic polar vortex, J. Geophys. Res., 107, D20, 8283, 2002

Gao, R. S., P. J. Popp, E. A. Ray, K. H. Rosenlof, M. J. Northway, D. W. Fahey, A. F. Tuck, C. R. Webster, D. F. Hurst, S. M. Schauffler, H. Jost, and T. P. Bui., The role of NOy as a diagnostic of small-scale mixing in a denitrified polar vortex, J. Geophys. Res., accepted June 22, 2002.

Weinstock, E. M., E. J. Hintsa, D. B. Kirk-Davidoff, J. G. Anderson, A. E. Andrews, R. L. Newman, C. R. Webster, M. Loewenstain, J. R. Podolske, and T. P. Bui, Constraints on the seasonal cycle of stratospheric water vapor using in situ measurements from the ER-2 and a CO photochemical clock, J. Geophys. Res., 106, 22707-22734, Oct 2001.

Northway, Megan J.; Popp, Peter J.; Gao, Ru-Shan; Fahey, David W.; Toon, G. C.; Bui, T. P., Relating inferred HNO3 flux values to the denitrification of the 1999–2000 Arctic vortex, Geophys. Res. Lett., 29, 10.1029/2002GL015000, August 2002

Salawitch, R. J.; Margitan, J. J.; Sen, B.; Toon, G. C.; Osterman, G. B.; Rex, M.; Elkins, J. W.; Ray, E. A.; Moore, F. L.; Hurst, D. F.; Romashkin, P. A.; Bevilacqua, R. M.; Hoppel, K. W.; Richard, E. C.; Bui, T. P., Chemical loss of ozone during the Arctic winter of 1999/2000: An analysis based on balloon-borne observations, J. Geophys. Res., 10.1029/2001JD000620, September 2002

Greenblatt, Jeffery B.; Jost, Hans-Jürg; Loewenstein, Max; Podolske, James R.; Bui, T. Paul; Hurst, Dale F.; Elkins, James W.; Herman, Robert L.; Webster, Christopher R.; Schauffler, Sue M.; Atlas, Elliot L.; Newman, Paul A.; Lait, Leslie R.; Müller, Melanie; Engel, Andreas; Schmidt, Ulrich, Defining the polar vortex edge from an N2O: potential temperature correlation, J. Geophys. Res., 10.1029/2001JD000575, September 2002

Drdla, K., B. W. Gandrud, D. Baumgardner, J. C. Wilson, T. P. Bui, D. Hurst, S. M. Schauffler, H. Jost, J. B. Greenblatt, and C. R. Webster. Evidence for the widespread presence of liquid-phase particles during the 1999-2000 Arctic Winter. J. Geophys. Res., 108(D5), doi: 10.1029/2001JD001127, 2002.

Greenblatt, J. B., H.-J. Jost, M. Loewenstein, J. R. Podolske, D. F. Hurst, J. W. Elkins, S. M. Schauffler, E. L. Atlas, R. L. Herman, C. R. Webster, T. P. Bui, F. L. Moore, E. A. Ray, S. Oltmans, H. Vömel, J.-F. Blavier, B. Sen, R. A. Stachnik, G. C. Toon, A. Engel, M. Müller, U. Schmidt, H. Bremer, R. B. Pierce, B.-M. Sinnhuber, M. Chipperfield, and F. Lefèvre. Tracer-based determination of vortex descent in the 1999-2000 Arctic winter. J. Geophys. Res., 107 (ND20), 8279, doi:10.1029/2001JD000937, 2002b.

Jost, H., M. Loewenstein, J. B. Greenblatt, J. R. Podolske, T. P. Bui, D. F. Hurst, J. W. Elkins, R. L. Herman, C. R. Webster, S. M. Schauffler, E. L. Atlas, P. A. Newman, L. R. Lait, and S. C. Wofsy. Mixing events revealed by anomalous tracer relationships in the Arctic vortex during winter 1999/2000. J. Geophys, Res., 107 (ND24), 4795, doi:10.1029/2002JD002380, 2002.

Fahey, D. W., R. S. Gao, K. S. Carslaw, J. Kettleborough, P. J. Popp, M. J. Northway, J. C. Holecek, S. C. Ciciora, R. J. McLaughlin, T. L. Thompson, R. H. Winkler, D. G. Baumgardner, B. Gandrud, P. O. Wennberg, S. Dhaniyala, K. McKinney, Th. Peter, R. J. Salawitch, T. P. Bui, J. W. Elkins, C. R. Webster, E. L. Atlas, H. Jost, J. C. Wilson, R. L. Herman, A. Kleinbohl, and M. von Konig, The detection of large HNO3-containing particles in the winter artic stratosphere, Science, 291, 1026-1031, 2001.

Newman, P. A., J. C. Wilson, M. N. Ross, C. A. Brock, P. J. Sheridan, M. R. Schoeberl, L. R. Lait, T. P. Bui, M. Loewenstein, and J. R. Podolske, Chance encounter with a stratospheric kerosene rocket plume from Russia over California, Geophys. Res. Lett., 28, 959-962, 2001.

Gao, R. S., L. A. Del Negro, W. H. Swartz, R. J. Salawitch, S. A. Lloyd, M. H. Proffitt, D. W. Fahey, S. G. Donnelly, J. A. Newman, R. M. Stimpfle, and T. P. Bui, JNO2 at high solar zenith angles in the lower stratosphere, Geophys. Res. Lett., 28, 2405-2408, 2001.

Gao, R. S., E. C. Richard, P. J. Popp, G. C. Toon, D. F. Hurst, P. A. Newman, J. C. Holecek, M. J. Northway, D. W. Fahey, M. Y. Danilin, B. Sen, K. Ailin, P. A. Romashkin, J. W. Elkins, C. R. Webster, S. M. Schauffler, J. B. Greenblatt, C. T. McElroy, L. R. Lait, T. P. Bui, D. Baumgardner, Observational evidence for the role of denitrification in Arctic stratospheric ozone loss, Geophys. Res. Lett., 28, 2879-2882, 2001.

Popp, P. J., M. J. Northway, J. C. Holecek, R. S. Gao, D. W. Fahey, J. W. Elkins, D. F. Hurst, P. A. Romashkin, G. C. Toon, B. Sen, S. M. Schauffler, R. J. Salawitch, C. R. Webster, R. L. Herman, H. Jost, T. P. Bui, P. A. Newman, and L. R. Lait, Severe and Extensive Denitrification in the 1999-2000 Arctic Winter Stratosphere, Geophys. Res. Lett., 28, 2875-2878, 2001.

Voss, P. B., R. M. Stimpfle, R. C. Cohen, T. F. Hanisco, G. P. Bonne, K. K. Perkins, E. J. Lanzendorf, J. G. Anderson, R. J. Salawitch, C. R. Webster, D. C. Scott, R. D. May, P. O. Wennberg, P. A. Newman, L. R. Lait, J. W. Elkins, and T. P. Bui, Inorganic chlorine partitioning in the summer lower stratosphere: Modeled and measured [ClONO2]/[HCl] during POLARIS, Geophys. Res. Lett., 106, 1713-1732, 2001.

Lanzendorf, E. J., T. F. Hanisco, P. O. Wennberg, R. C. Cohen, R. M. Stimpfle, J. G. Anderson, R. S. Gao, J. J. Margitan, T. P. Bui, Establishing the dependence of [HO2]/[OH] on temperature, halogen loading, O3, and Nox based on in situ measurements from the NASA ER-2, J. Phys. Chem. A, 105, 1535-1542, 2001.

Perkins, K. K., T. F. Hanisco, R. C. Cohen, L. C. Koch, R. M. Stimpfle, P. B. Voss, G. P. Bonne, E. J. Lanzendorf, J. G. Anderson, P. O. Wennberg, R. S. Gao, L. A. Del Negro, R. J. Salawitch, C. T. McElroy, E. J. Hintsa, M. Loewenstein, T. P. Bui, The Nox-HNO3 System in the lower stratosphere: Insights from in situ measurements and implications of the JHNO3-[OH] relationship, J. Phys. Chem. A, 105, 1521-1534, 2001.

Durden, S. L., Z. S. Haddad, and T. P. Bui, Correctin of doppler radar for aircraft motion using surface measurements and recursive least-squares estimation, J ATMOS OCEAN TECHNOL, 16: (12) 2026-2029 DEC 1999

Profitt, M. H., K. Aikin, A. F. Tuck, M. Loewenstein, T. P. Bui, J. J. Margitan, C. R. Webster, G. C. Toon, and J. W. Elkins, Seasonally Averaged Ozone in the Northern Hemisphere Lower Stratosphere Using a Conserved Tracer as a Reference, submitted to JGR on 5/31/2000

Andrews, AE; Boering, KA; Daube, BC; Wofsy, SC; Hintsa, EJ; Weinstock, EM; Bui, TP, Empirical age spectra for the lower tropical stratosphere from in situ observations of CO2: Implications for stratospheric transport, JOURNAL OF GEOPHYSICAL RESEARCH-ATMOSPHERES, 104: (D21) 26581-26595 NOV 20 1999

Rex, M; Salawitch, RJ; Toon, GC; Sen, B; Margitan, JJ; Osterman, GB; Blavier, JF; Gao, RS; Donnelly, S; Keim, E; Neuman, J; Fahey, DW; Webster, CR; Scott, DC; Herman, RL; May, RD; Moyer, EJ; Gunson, MR; Irion, FW; Chang, AY; Rinsland, CP; Bui, TP, Subsidence, mixing, and denitrification of Arctic polar vortex air measured During POLARIS, JOURNAL OF GEOPHYSICAL RESEARCH-ATMOSPHERES, 104: (D21) 26611-26623 NOV 20 1999

Flocke, F; Herman, RL; Salawitch, RJ; Atlas, E; Webster, CR; Schauffler, SM; Lueb, RA; May, RD; Moyer, EJ; Rosenlof, KH; Scott, DC; Blake, DR; Bui, TP, An examination of chemistry and transport processes in the tropical lower stratosphere using observations of long-lived and short-lived compounds obtained during STRAT and POLARIS, JOURNAL OF GEOPHYSICAL RESEARCH-ATMOSPHERES, 104: (D21) 26625-26642 NOV 20 1999

Del Negro, LA; Fahey, DW; Gao, RS; Donnelly, SG; Keim, ER; Neuman, JA; Cohen, RC; Perkins, KK; Koch, LC; Salawitch, RJ; Lloyd, SA; Proffitt, MH; Margitan, JJ; Stimpfle, RM; Bonne, GP; Voss, PB; Wennberg, PO; McElroy, CT; Swartz, WH; Kusterer, TL; Anderson, DE; Lait, LR; Bui, TP, Comparison of modeled and observed values of NO2 and JNO(2) during the Photochemistry of Ozone Loss in the Arctic Region in Summer (POLARIS) mission, JOURNAL OF GEOPHYSICAL RESEARCH-ATMOSPHERES, 104: (D21) 26687-26703 NOV 20 1999

Stimpfle, RM; Cohen, RC; Bonne, GP; Voss, PB; Perkins, KK; Koch, LC; Anderson, JG; Salawitch, RJ; Lloyd, SA; Gao, RS; Del Negro, LA; Keim, ER; Bui, TP, The coupling of ClONO2, ClO, and NO2 in the lower stratosphere from in situ observations using the NASA ER-2 aircraft, JOURNAL OF GEOPHYSICAL RESEARCH-ATMOSPHERES, 104: (D21) 26705-26714 NOV 20 1999

Strawa, AW; Drdla, K; Ferry, GV; Verma, S; Pueschel, RF; Yasuda, M; Salawitch, RJ; Gao, RS; Howard, SD; Bui, PT; Loewenstein, M; Elkins, JW; Perkins, KK; Cohen, R, Carbonaceous aerosol (Soot) measured in the lower stratosphere during POLARIS and its role in stratospheric photochemistry, JOURNAL OF GEOPHYSICAL RESEARCH-ATMOSPHERES, 104: (D21) 26753-26766 NOV 20 1999

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