Roland Chan

Organization

NASA Ames Research Center

First Author Publications

Chan, ., et al. (1992), "A Case Study of the Mountain Lee Wave Event of January 6, Geophys. Res. Lett., 20, 2551-2554.
Chan, ., et al. (1991), Horizontal Wind Fluctuations in the Stratosphere During Large Scale Cyclogenesis, J. Geophys. Res., 96, 17,425-17.
Chan, ., et al. (1990), Temperature and Wind Measurements and Model Atmospheres for the 1989 Airborne Arctic Stratospheric Expedition, Geophys. Res. Lett., 17, 341-344.
Chan, ., et al. (1989), Temperature and Horizontal Wind Measurements on the ER-2 Aircraft during the 1987 Airborne Antarctic Ozone Experiment, J. Geophys. Res., 94, 11,573-11.

Note: Only publications that have been uploaded to the ESD Publications database are listed here.

Co-Authored Publications

Avallone, L.M., et al. (2015), In situ measurement of BrO during AASE II, Geophys. Res. Lett., 1995, 831-834 (manuscript in preparation).
Del Negro, L.A., et al. (1997), Evaluating the role of NAT, NAD, and liquid H2SO4/H2O/HNO3 solutins in Antarctic polar stratospheric cloud aerosol: Observations and implications, J. Geophys. Res., 102, 13255.
Jaeglé, L., et al. (1997), Evolution and stoichiometry of heterogeneous processing in the Antarctic stratosphere, J. Geophys. Res., 102.D11, 13235-13253.
Bacmeister, J., et al. (1996), Stratospheric horizontal wavenumber of winds, potential temperature and atmospheric tracers observed by high-altitude aircraft, J. Geophys. Res., 101, 9441-9470.
Baumgardner, D., et al. (1996), Refractive indices of aerosols in the upper troposphere and lower stratosphere, Geophys. Res. Lett., 23, 749-752.
Chang, A.Y., et al. (1996), A comparison of measurements from ATMOS and instruments aboard the ER-2 aircraft: Tracers of atmospheric transport, Geophys. Res. Lett., 23, 2389-2392.
Chang, A.Y., et al. (1996), A comparison of measurements from ATMOS and instruments aboard the ER-2 aircraft: Halogenated gases, Geophys. Res. Lett., 23, 2393-2396.
Dye, J.E., et al. (1996), In-situ observations of an Antarctic polar stratospheric cloud: Similarities with Arctic observations, Geophys. Res. Lett., 23, 1913-1916.
Fahey, D.W., et al. (1996), In situ observations of NOy, O3, and NOy/O3 ratio in the lower stratosphere, Geophys. Res. Lett., 23, 1653-1656.
Jonsson, H.H., et al. (1996), Evolution of the stratospheric aerosol in the northern hemisphere following the June 1991 volcanic eruption of Mt. Pinatubo: Role of tropospheric-stratospheric exchange and transport, J. Geophys. Res., 101, 1553-1570.
Keim, E.R., et al. (1996), Observations of large reductions in the NO/NOy ratio near the mid-latitude tropopause and the role of heterogeneous chemistry, Geophys. Res. Lett., 23, 3223-3226.
Minschwaner, K., et al. (1996), Bulk properties of isentropic mixing into the tropics in the lower stratosphere, J. Geophys. Res., 101, 9433-9439.
Newman, P.A., et al. (1996), Measurements of polar vortex air in the midlatitudes, J. Geophys. Res., 101, 12,879-12.
Brock, C.A., et al. (1995), New particle formation in the upper tropical troposphere: A source for the stratospheric aerosol, Science. In press.
Fahey, D.W., et al. (1995), In situ observations of aircraft exhaust in the lower stratosphere at midlatitudes, J. Geophys. Res., 3065-3074 (manuscript in preparation).
Bacmeister, J., et al. (1994), An Algorithm for Forecasting Mountain Waves Related Turbulence in the Stratosphere, Weather and Forecast, 9, 214-253.
Cohen, R.C., et al. (1994), Are Models of Catalytic Removal of O3 by HOx accurate? Constraints From in situ Measurements of the OH to HO2 Ratio, Geophys. Res. Lett., 21, 2539-2542.
Salawitch, R.J., et al. (1994), The Diurnal Variation of Hydrogen, Nitrogen, and Chlorine Radicals: Implications for the Heterogeneous Production of HNO2, Geophys. Res. Lett., 21, 2551-2554.
Salawitch, R.J., et al. (1994), The Distribution of Hydrogen, Nitrogen, and Chlorine Radicals in the Lower Stratosphere: Implications for Changes in O3 Due to Emission of NOy from Supersonic Aircraft, Geophys. Res. Lett., 21, 2547-2550.
Stimpfle, R.M., et al. (1994), The Response of ClO Radical Concentrations to Variations in NO2 Radical Concentrations in the Lower Stratosphere, Geophys. Res. Lett., 21, 2543-2546.
Waugh, D., et al. (1994), Fine-Scale Poleward Transport of Tropical Air During AASE 2, Geophys. Res. Lett., 21, 2603-2606.
Wennberg, P., et al. (1994), Removal of Stratospheric O3 by Radicals: In Situ Measurements of OH, HO2, NO, NO2, ClO, and BrO, Science, 266, 398-404.
Avallone, L.M., et al. (1993), In situ measurement of ClO at midlatitudes: Is there an effect from Mt. Pinatubo?, Geophys. Res. Lett., 20, 2519-2522.
Fahey, D.W., et al. (1993), In Situ Measurements Constraining the Role of Sulphate Aerosols in Mid-Latitude Ozone Depletion, Nature, 363, 509-514.
Kritz, M.A., et al. (1993), Radon Measurements in the Lower Tropical Stratosphere: Evidence for Rapid Vertical Transport and Dehydration of Tropospheric Air, J. Geophys. Res., 98, 8725-8736.
Murphy, D., et al. (1993), Reactive nitrogen and its correlation with ozone in the lower stratosphere and upper tropospere, J. Geophys, Res., 98, 8751-8773.
Pfister, L., et al. (1993), Gravity Waves Generated by a Tropical Cyclone During the STEP Tropical Field Program: A Case Study, J. Geophys. Res., 98, 8611-8638.
Podolske, J.R., et al. (1993), Northern Hemisphere Nitrous Oxide Morphology During the 1989 AASE and the 1991-1992 AASE II Campaigns, Geophys. Res. Lett., 20, 2535-2538.
Proffitt, ., et al. (1993), Ozone Loss Inside the Northern Polar Vortex During the 1991-1992 Winter, Science, 261, 1150-1154.
Salawitch, R.J., et al. (1993), Chemical Loss of Ozone in the Arctic Polar Vortex in the Winter of 1991-1992, Science, 261, 1146-1149.
Webster, C.R., et al. (1993), Chlorine chemistry on polar stratospheric cloud particles in the Arctic winter, Science, 261, 1140-1143.
Wilson, J.C., et al. (1993), In Situ Observations of Aerosol and Chlorine Monoxide After the 1991 Eruption of Mount Pinatubo: Effect of Reactions on Sulfate Aerosol, Science, 261, 1140-1143.
Bacmeister, J., et al. (1992), An Estimate of the Relative Magnitude of Small-Scale Tracer Fluxes, Geophys. Res. Lett., 19, 1101-1104.
Dye, J.E., et al. (1992), Particle Size Distributions in Arctic Polar Stratospheric Clouds, Growth and Freezing of Sulfuric Acid Droplets and Implications for Cloud Formation, J. Geophys. Res., 97, 8015-8034.
Gaines, S., et al. (1992), Comparisons of the NASA ER-2 Meteorological Measurement System with radar tracking and radiosonde data, J. Atmo. and Oceanic Tech., 9, 210-225.
Kawa, S.R., et al. (1992), Photochemical partitioning of the reactive nitrogen and chlorine reservoirs in the high altitude stratosphere, J. Geophys. Res., 97, 7905-7923.
Kawa, S.R., et al. (1992), The Arctic Polar Stratospheric Cloud Aerosol: Aircraft Measurements of Reactive Nitrogen, Total Water, and particles, J. Geophys. Res., 97, 7925-7938.
Tuck, A.F., et al. (1992), Polar Stratospheric Cloud Processed Air and Potential Vorticity in the Northern Hemisphere Lower Stratosphere at Mid-Latitudes During Winter, J. Geophys. Res., 97, 7883-7904.
Wilson, J.C., et al. (1992), Stratospheric sulfate aerosol in and near the northern hemisphere polar vortex: The morphology of the sulfate layer, multimodal size distribution and the effect of denitrification, J. Geophys, Res., 97, 7997-8013.
Toohey, D.W., et al. (1991), In Situ Measurements of Midlatitude ClO in Winter, Geophys. Res. Lett., 18, 21-24.
Brune, W.H., et al. (1990), In situ Observations of ClO in the Arctic Stratosphere: ER-2 Aircraft Results from 59°N to 80°N Latitude, Geophys. Res. Lett., 17, 505-508.
Fahey, D.W., et al. (1990), Observation of Denitrification and Dehydration in the Winter Polar Stratosphere, Nature, 344, 321-324.
Fahey, D.W., et al. (1990), A Diagnostic for Denitrification in the Winter Polar Stratosphere, Nature, 345, 698-702.
Fahey, D.W., et al. (1990), Nitric Oxide Measurements in the Arctic Winter Stratosphere, Geophys. Res. Lett., 17, 489-492.
Kawa, S.R., et al. (1990), Measurement of Total Reactive Nitrogen During the Airborne Arctic Stratospheric Expedition, Geophys. Res. Lett., 17, 485-488.
Kawa, S.R., et al. (1990), Interpretation of Aircraft Measurements of NO, ClO, and O3 in the Lower Stratosphere, J. Geophys. Res., 95, 18,597-18.
Lait, L.R., et al. (1990), Reconstruction of O3 and N2O fields from ER-2, DC-8, and Balloon Observations, Geophys. Res. Lett., 17, 521-524.
Loewenstein, M., et al. (1990), N2O as a Dynamical Tracer in the Arctic Vortex, Geophys. Res. Lett., 17, 477-480.
McKenna, D.S., et al. (1990), Calculations of Ozone Destruction During the 1988/1989 Arctic Winter, Geophys. Res. Lett., 17, 553-556.
Proffitt, ., et al. (1990), Ozone Loss in the Arctic Polar Vortex Inferred from High-Altitude Aircraft Measurements, Nature, 347, 31-36.
Rood, R.B., et al. (1990), Stratospheric Temperatures During AASE: Results from STRATAN, Geophys. Res. Lett., 17, 337-340.
Salawitch, R.J., et al. (1990), Loss of Ozone in the Polar Vortex for the Winter of 1989, Geophys. Res. Lett., 17, 561-164.
Schoeberl, M.R., et al. (1990), Stratospheric Constituent Trends from ER-2 Profile Data, Geophys. Res. Lett., 17, 469-472.
Scott, ., et al. (1990), The Meteorological Measurement System on the NASA ER-2 Aircraft, J. Atmos. Oceanic Technol., 7, 525-540.
Toohey, D.W., et al. (1990), In situ Observations of BrO in the Arctic Stratosphere, Geophys. Res. Lett., 17, 513-516.
Wilson, J.C., et al. (1990), Measurements of Condensation Nuclei in the Airborne Arctic Stratospheric Expedition: Observations of Particle Production in the Polar Vortex, Geophys. Res. Lett., 17, 361-364.
Brune, W.H., et al. (1989), In situ observations of ClO in the Antarctic: ER-2 aircraft results from 54 S to 72 S latitude, J. Geophys. Res., 94, 16649-16663.
Dye, J.E., et al. (1989), "Observed Particle Evolution in the Polar Stratospheric Cloud of January 24, Geophys. Res. Lett., 17, 413-416.
Fahey, D.W., et al. (1989), In situ aerosol measurements of total reactive nitrogen, total water, and aerosol in a polar stratospheric cloud in the Antarctic, J. Geophys. Res., 94, 11299-11315.
Fahey, D.W., et al. (1989), In Situ Measurements of Total Reactive Nitrogen, Total Water Vapor, and Aerosols in Polar Stratospheric Clouds in the Antarctic Stratosphere, J. Geophys. Res., 94, 11,299-11.
Gandrud, B.W., et al. (1989), Filter measurement results from the Airborne Antarctic Ozone Experiment, J. Geophys. Res., 94, 11,285-11.
Gandrud, B.W., et al. (1989), and K. K. Kelly. "The January 30, Geophys. Res. Lett., 17, 457-460.
Hartmann, ., et al. (1989), Potential Vorticity Estimates in the South Polar Vortex from ER-2 Data, J. Geophys. Res., 94, 11,625-11.
Ko, M.K.W., et al. (1989), Measurements of Nitric Oxide and Total Reactive Nitrogen in the Antarctic Stratosphere: Observations and Chemical Implications, J. Geophys. Res., 94, 16,665-16.
Loewenstein, M., et al. (1989), Nitrous Oxide as a Dynamical Tracer in the 1987 Airborne Antarctic Ozone Experiment, J. Geophys. Res., 94, 11,589-11.
Loewenstein, M., et al. (1989), Evidence for Diabatic Cooling and Poleward Transport Within and Around the 1987 Antarctic Ozone Hole, J. Geophys. Res., 94, 16,797-16.
Loewenstein, M., and . Chan (1989), In-Situ Measurements of Total Reactive Nitrogen, Total Water, and Aerosol in a Polar Stratospheric Cloud in the Antarctic, J. Geophys. Res., 94, 1299-1316.
Murphy, D.M., et al. (1989), Indicators of Transport and Vertical Motion from Corrections between In Situ Measurements of the Airborne Antarctic Ozone Experiment, J. Geophys. Res., 94, 11,669-11.
Podolske, J.R., et al. (1989), Stratospheric Nitrous Oxide Distribution in the Southern Hemisphere, J. Geophys. Res., 94, 16,767-16.
Proffitt, ., et al. (1989), In Situ Ozone Measurements within the 1987 Antarctic Ozone Hole from a High-Altitude ER-2 Aircraft, J. Geophys. Res., 94, 16,547-16.
Pueschel, R., et al. (1989), Condensed Nitrate Sulfate and Chloride in Antarctic Stratospheric Aerosols, J. Geophys. Res., 94, 11,271-11.
Rodriguez, J.M., et al. (1989), Nitrogen and Chlorine Species in the Spring Antarctic Stratosphere: Comparison of Models and AAOE Observations, J. Geophys. Res., 94, 16,683-16.
Schoeberl, M.R., et al. (1989), Reconstruction of the Constituent Distribution and Trends in the Antarctic Polar Vortex from the ER-2 Flight Observation, J. Geophys. Res., 94, 16,815-16.
Strahan, S., et al. (1989), Correlation of N2O and Ozone in the Southern Polar Vortex During the Airborne Antarctic Ozone Experiment, J. Geophys. Res., 94, 16,749-16.
Wilson, J.C., et al. (1989), Observations of Condensation Nuclei in the Airborne Antarctic Ozone Experiment: Implications for New Particle Formation and Polar Stratospheric Cloud Formation, J. Geophys. Res., 94, 16,437-16.

Note: Only publications that have been uploaded to the ESD Publications database are listed here.

National Aeronautics and Space Administration

National Aeronautics and
Space Administration