Hasil Pencarian - D. Helmig

Perbaiki Hasil
  1. 1
    Sesquiterpene emissions from vegetation: a review

    Sesquiterpene emissions from vegetation: a review oleh T. R. Duhl, D. Helmig, A. Guenther

    Diterbitkan 2008-05-01
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  2. 2
    The role of ozone atmosphere-snow gas exchange on polar, boundary-layer tropospheric ozone – a review and sensitivity analysis

    The role of ozone atmosphere-snow gas exchange on polar, boundary-layer tropospheric ozone – a review and sensitivity analysis oleh D. Helmig, L. Ganzeveld, T. Butler, S. J. Oltmans

    Diterbitkan 2007-01-01
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  3. 3
    Characterization and mitigation of water vapor effects in the measurement of ozone by chemiluminescence with nitric oxide

    Characterization and mitigation of water vapor effects in the measurement of ozone by chemiluminescence with nitric oxide oleh P. Boylan, D. Helmig, J.-H. Park

    Diterbitkan 2014-05-01
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  4. 4
    Impact of exhaust emissions on chemical snowpack composition at Concordia Station, Antarctica

    Impact of exhaust emissions on chemical snowpack composition at Concordia Station, Antarctica oleh D. Helmig, D. Liptzin, J. Hueber, J. Savarino

    Diterbitkan 2020-01-01
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  5. 5
    Ozone reactivity measurement of biogenic volatile organic compound emissions

    Ozone reactivity measurement of biogenic volatile organic compound emissions oleh D. Helmig, D. Helmig, A. Guenther, J. Hueber, R. Daly, W. Wang, J.-H. Park, A. Liikanen, A. P. Praplan

    Diterbitkan 2022-09-01
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  6. 6
    Measurement report: Leaf-scale gas exchange of atmospheric reactive trace species (NO<sub>2</sub>, NO, O<sub>3</sub>) at a northern hardwood forest in Michigan

    Measurement report: Leaf-scale gas exchange of atmospheric reactive trace species (NO<sub>2</sub>, NO, O<sub>3</sub>) at a northern hardwood forest in Michigan oleh W. Wang, L. Ganzeveld, S. Rossabi, J. Hueber, D. Helmig

    Diterbitkan 2020-10-01
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  7. 7
    Contribution of flowering trees to urban atmospheric biogenic volatile organic compound emissions

    Contribution of flowering trees to urban atmospheric biogenic volatile organic compound emissions oleh R. Baghi, D. Helmig, A. Guenther, T. Duhl, R. Daly

    Diterbitkan 2012-10-01
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  8. 8
    Measurement of atmospheric sesquiterpenes by proton transfer reaction-mass spectrometry (PTR-MS)

    Measurement of atmospheric sesquiterpenes by proton transfer reaction-mass spectrometry (PTR-MS) oleh A. Guenther, R. Daly, R. Rasmussen, D. Helmig, T. Karl, S. Kim

    Diterbitkan 2009-04-01
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  9. 9
    Mercury dynamics in the Rocky Mountain, Colorado, snowpack

    Mercury dynamics in the Rocky Mountain, Colorado, snowpack oleh X. Faïn, D. Helmig, J. Hueber, D. Obrist, M. W. Williams

    Diterbitkan 2013-06-01
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  10. 10
    Evaluation of the flux gradient technique for measurement of ozone surface fluxes over snowpack at Summit, Greenland

    Evaluation of the flux gradient technique for measurement of ozone surface fluxes over snowpack at Summit, Greenland oleh F. Bocquet, D. Helmig, B. A. Van Dam, C. W. Fairall

    Diterbitkan 2011-10-01
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  11. 11
    Dynamics of nitrogen oxides and ozone above and within a mixed hardwood forest in northern Michigan

    Dynamics of nitrogen oxides and ozone above and within a mixed hardwood forest in northern Michigan oleh B. Seok, D. Helmig, L. Ganzeveld, M. W. Williams, C. S. Vogel

    Diterbitkan 2013-08-01
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  12. 12
    Water-side turbulence enhancement of ozone deposition to the ocean

    Water-side turbulence enhancement of ozone deposition to the ocean oleh C. W. Fairall, D. Helmig, L. Ganzeveld, J. Hare, J. Hare

    Diterbitkan 2007-01-01
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  13. 13
    Environmental controls on ecosystem-scale cold-season methane and carbon dioxide fluxes in an Arctic tundra ecosystem

    Environmental controls on ecosystem-scale cold-season methane and carbon dioxide fluxes in an Arctic tundra ecosystem oleh D. Howard, D. Howard, Y. Agnan, D. Helmig, Y. Yang, D. Obrist

    Diterbitkan 2020-08-01
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  14. 14
    Mercury in the Arctic tundra snowpack: temporal and spatial concentration patterns and trace gas exchanges

    Mercury in the Arctic tundra snowpack: temporal and spatial concentration patterns and trace gas exchanges oleh Y. Agnan, Y. Agnan, T. A. Douglas, D. Helmig, J. Hueber, D. Obrist, D. Obrist

    Diterbitkan 2018-06-01
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  15. 15
    Seasonal variability of atmospheric nitrogen oxides and non-methane hydrocarbons at the GEOSummit station, Greenland

    Seasonal variability of atmospheric nitrogen oxides and non-methane hydrocarbons at the GEOSummit station, Greenland oleh L. J. Kramer, D. Helmig, J. F. Burkhart, A. Stohl, S. Oltmans, R. E. Honrath

    Diterbitkan 2015-06-01
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  16. 16
    Sources and seasonality of atmospheric methanol based on tall tower measurements in the US Upper Midwest

    Sources and seasonality of atmospheric methanol based on tall tower measurements in the US Upper Midwest oleh L. Hu, D. B. Millet, M. J. Mohr, K. C. Wells, T. J. Griffis, D. Helmig

    Diterbitkan 2011-11-01
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  17. 17
    Determination of oceanic ozone deposition by ship-borne eddy covariance flux measurements

    Determination of oceanic ozone deposition by ship-borne eddy covariance flux measurements oleh L. Bariteau, D. Helmig, C. W. Fairall, J. E. Hare, J. Hueber, E. K. Lang

    Diterbitkan 2010-04-01
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  18. 18
    Influences of oceanic ozone deposition on tropospheric photochemistry

    Influences of oceanic ozone deposition on tropospheric photochemistry oleh R. J. Pound, T. Sherwen, T. Sherwen, D. Helmig, L. J. Carpenter, M. J. Evans, M. J. Evans

    Diterbitkan 2020-04-01
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  19. 19
    Observed and simulated global distribution and budget of atmospheric C<sub>2</sub>-C<sub>5</sub> alkanes

    Observed and simulated global distribution and budget of atmospheric C<sub>2</sub>-C<sub>5</sub> alkanes oleh J. Lelieveld, P. Tans, J. Hueber, D. Helmig, P. Jöckel, D. Taraborrelli, J. Pollmann, A. Pozzer

    Diterbitkan 2010-05-01
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  20. 20
    Summer variability of the atmospheric NO<sub>2</sub> : &thinsp;NO ratio at Dome C on the East Antarctic Plateau

    Summer variability of the atmospheric NO<sub>2</sub> : &thinsp;NO ratio at Dome C on the East Antarctic Plateau oleh A. Barbero, R. Grilli, M. M. Frey, C. Blouzon, C. Blouzon, D. Helmig, N. Caillon, J. Savarino

    Diterbitkan 2022-09-01
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