Search Results - "Spivakovsky, C. M."

Three-dimensional climatological distribution of tropospheric OH: Update and evaluation by Spivakovsky, C. M., Logan, J. A., Montzka, S. A., Balkanski, Y. J., Foreman‐Fowler, M., Jones, D. B. A., Horowitz, L. W., Fusco, A. C., Brenninkmeijer, C. A. M., Prather, M. J., Wofsy, S. C., McElroy, M. B.

“…A global climatological distribution of tropospheric OH is computed using observed distributions of O3, H2O, NOt (NO2 +NO + 2N2O5 + NO3 + HNO2 +HNO4), CO,…”
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New Observational Constraints for Atmospheric Hydroxyl on Global and Hemispheric Scales by Montzka, S. A., Spivakovsky, C. M., Butler, J. H., Elkins, J. W., Lock, L. T., Mondeel, D. J.

“…Dramatic declines in emissions of methyl chloroform (1,1,1-trichloroethane) resulting from the Montreal Protocol provide an unprecedented opportunity to…”
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Estimating the distribution of terrestrial CO2 sources and sinks from atmospheric measurements: Sensitivity to configuration of the observation network by Suntharalingam, P., Spivakovsky, C. M., Logan, J. A., McElroy, M. B.

“…We explore the sensitivity of terrestrial CO2 flux estimates from a specific inversion methodology, based on the configuration of Fan et al. [1998], to…”
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Observed OH and HO2 in the upper troposphere suggest a major source from convective injection of peroxides by Jaeglé, L., Jacob, D. J., Wennberg, P. O., Spivakovsky, C. M., Hanisco, T. F., Lanzendorf, E. J., Hintsa, E. J., Fahey, D. W., Keim, E. R., Proffitt, M. H., Atlas, E. L., Flocke, F., Schauffler, S., McElroy, C. T., Midwinter, C., Pfister, L., Wilson, J. C.

“…ER‐2 aircraft observations of OH and HO2 concentrations in the upper troposphere during the NASA/STRAT campaign are interpreted using a photochemical model…”
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Aerosol-Mediated Partitioning of Stratospheric Cly and NOy at Temperatures Above 200 K by Michelsen, H. A., Spivakovsky, C. M., Wofsy, S. C.

“…Rates of aerosol‐mediated reactions involving inorganic halogen species are small but non‐negligible for moderate aerosol abundances at temperatures of 200–210…”
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Maintenance of high HCl/Cl(y) and NO(x)/NO(y) in the Antarctic vortex - A chemical signature of confinement during spring by Michelsen, H A, Webster, C R, Manney, G L, Scott, D C, Margitan, J J, May, R D, Irion, F W, Gunson, M R, Russell III, J M, Spivakovsky, C M

“…Observations made in the 1994 Antarctic vortex show that Cl(y) recovered completely into HCl following conversion of Cl(y) reservoir species to active…”
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Estimating the distribution of terrestrial CO 2 sources and sinks from atmospheric measurements: Sensitivity to configuration of the observation network by Suntharalingam, P., Spivakovsky, C. M., Logan, J. A., McElroy, M. B.

“…We explore the sensitivity of terrestrial CO2 flux estimates from a specific inversion methodology, based on the configuration of Fan et al. [1998] , to…”
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Estimating the distribution of terrestrial CO sub(2) sources and sinks from atmospheric measurements: Sensitivity to configuration of the observation network by Suntharalingam, P, Spivakovsky, C M, Logan, JA, McElroy, M B

“…We explore the sensitivity of terrestrial CO2 flux estimates from a specific inversion methodology, based on the configuration of Fan et al. [1998], to…”
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Estimating the distribution of terrestrial CO2 sources and sinks from atmospheric measurements: Sensitivity to configuration of the observation network by SUNTHARALINGAM, P, SPIVAKOVSKY, C. M, LOGAN, J. A, MCELROY, M. B

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On the contribution of anthropogenic Cl to the increase in delta super(13)C of atmospheric methane by Wang, J S, McElroy, M B, Spivakovsky, C M, Jones, DBA

“…A two-dimensional model is used to evaluate the impact of stratospheric chlorine on delta super(13)C of CH sub(4) at the surface and to analyze sensitivity to…”
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Aerosol‐Mediated Partitioning of Stratospheric Cl y and NO y at Temperatures Above 200 K by Michelsen, H. A., Spivakovsky, C. M., Wofsy, S. C.

“…Rates of aerosol‐mediated reactions involving inorganic halogen species are small but non‐negligible for moderate aerosol abundances at temperatures of 200–210…”
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Aerosol-mediated partitioning of stratospheric CL sub(y) and NO sub(y) at temperatures above 200 K by Michelsen, HA, Spivakovsky, C M, Wofsy, S C

“…Rates of aerosol-mediated reactions involving inorganic halogen species are small but non-negligible for moderate aerosol abundances at temperatures of 200-210…”
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Maintenance of high HCl/Cl y and NO x /NO y , in the Antarctic vortex: A chemical signature of confinement during spring by Michelsen, H. A., Webster, C. R., Manney, G. L., Scott, D. C., Margitan, J. J., May, R. D., Irion, F. W., Gunson, M. R., Russell, J. M., Spivakovsky, C. M.

“…Observations made in the 1994 Antarctic vortex show that Cly recovered completely into HCl following conversion of Cly reservoir species to active radicals,…”
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Maintenance of high HCl/Cl sub(y) and NO sub(x) /NO sub(y) in the Antarctic vortex: a chemical signature of confinement during spring by Michelsen, HA, Webster, C R, Manney, G L, Scott, D C, Margitan, J J, May, R D, Irion, F W, Gunson, M R, Russell, JM III, Spivakovsky, C M

“…Observations made in the 1994 Antarctic vortex show that Cl sub(y) recovered completely into HCl following conversion of Cl sub(y) reservoir species to active…”
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Observed OH and HO 2 in the upper troposphere suggest a major source from convective injection of peroxides by Jaeglé, L., Jacob, D. J., Wennberg, P. O., Spivakovsky, C. M., Hanisco, T. F., Lanzendorf, E. J., Hintsa, E. J., Fahey, D. W., Keim, E. R., Proffitt, M. H., Atlas, E. L., Flocke, F., Schauffler, S., McElroy, C. T., Midwinter, C., Pfister, L., Wilson, J. C.

“…ER‐2 aircraft observations of OH and HO 2 concentrations in the upper troposphere during the NASA/STRAT campaign are interpreted using a photochemical model…”
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Observed OH and HO sub(2) in the upper troposphere suggest a major source from convective injection of peroxides by Jaegle, L, Jacob, D J, Wennberg, PO, Spivakovsky, C M, Hanisco, T F, Lanzendorf, E J, Hintsa, E J, Fahey, D W, Keim, E R, Proffitt, M H, Atlas, EL, Flocke, F, Schauffler, S, McElroy, C T, Midwinter, C, Pfister, L, Wilson, J C

“…ER-2 aircraft observations of OH and HO sub(2) concentrations in the upper troposphere during the NASA/STRAT campaign are interpreted using a photochemical…”
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Observed OH and HO2 in the upper troposphere suggest a major source from convective injection of peroxides : Tropospheric OH Sources by JAEGLE, L, JACOB, D. J, ATLAS, E. L, FLOCKE, F, SCHAUFFLER, S, MCELROY, C. T, MIDWINTER, C, PFISTER, L, WILSON, J. C, WENNBERG, P. O, SPIVAKOVSKY, C. M, HANISCO, T. F, LANZENDORF, E. J, HINTSA, E. J, FAHEY, D. W, KEIM, E. R, PROFFITT, M. H

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Maintenance of high HCl/Cly and NOx/NOy in the Antarctic vortex : A chemical signature of confinement during spring by MICHELSEN, H. A, WEBSTER, C. R, MANNEY, G. L, SCOTT, D. C, MARGITAN, J. J, MAY, R. D, IRION, F. W, GUNSON, M. R, RUSSELL, J. M, SPIVAKOVSKY, C. M

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