Changwoo Ahn

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Changwoo Ahn

  • SENIOR SCIENTIST
  • 301.867.2171 | 301.867.2151
  • NASA/GSFC
  • Mail Code: 614
  • LANHAM , MD 20706
  • Employer: SCIENCE SYSTEMS AND APPLICATIONS INC
  • Publications

    Refereed

    Jung, Y., G. González Abad, C. R. Nowlan, et al. K. Chance, X. Liu, O. Torres, and C. Ahn. 2019. "Explicit Aerosol Correction of OMI Formaldehyde Retrievals." Earth and Space Science, 6 (11): 2087-2105 [10.1029/2019ea000702]

    Jethva, H., O. Torres, and C. Ahn. 2018. "A 12-year long global record of optical depth of absorbing aerosols above the clouds derived from the OMI/OMACA algorithm." Atmospheric Measurement Techniques, 11 (10): 5837-5864 [10.5194/amt-11-5837-2018]

    Torres, O., P. K. Bhartia, H. Jethva, and C. Ahn. 2018. "Impact of the ozone monitoring instrument row anomaly on the long-term record of aerosol products." Atmospheric Measurement Techniques, 11 (5): 2701-2715 [10.5194/amt-11-2701-2018]

    Colarco, P. R., S. Gassó, C. Ahn, et al. V. Buchard, A. M. da Silva, and O. Torres. 2017. "Simulation of the Ozone Monitoring Instrument aerosol index using the NASA Goddard Earth Observing System aerosol reanalysis products." Atmospheric Measurement Techniques, 10 (11): 4121-4134 [10.5194/amt-10-4121-2017]

    Jeong, U., J. Kim, C. Ahn, et al. O. Torres, X. Liu, P. K. Bhartia, R. J. Spurr, D. Haffner, K. Chance, and B. N. Holben. 2016. "An optimal-estimation-based aerosol retrieval algorithm using OMI near-UV observations." Atmospheric Chemistry and Physics, 16 (1): 177-193 [10.5194/acp-16-177-2016]

    Zhang, L., D. K. Henze, G. A. Grell, et al. G. R. Carmichael, N. Bousserez, Q. Zhang, O. Torres, C. Ahn, Z. Lu, J. Cao, and Y. Mao. 2015. "Constraining black carbon aerosol over Asia using OMI aerosol absorption optical depth and the adjoint of GEOS-Chem." Atmos. Chem. Phys., 15 (18): 10281-10308 [10.5194/acp-15-10281-2015]

    Carboni, E., G. E. Thomas, A. M. Sayer, et al. R. Siddans, C. A. Poulsen, R. G. Grainger, C. Ahn, D. Antoine, S. Bevan, R. Braak, H. Brindley, S. DeSouza-Machado, J. L. Deuzé, D. Diner, F. Ducos, W. Grey, N.-Y. C. Hsu, O. V. Kalashnikova, R. A. Kahn, P. R. North, C. Salustro, A. Smith, D. Tanré, O. Torres, and B. Veihelmann. 2012. "Intercomparison of desert dust optical depth from satellite measurements." Atmos. Meas. Tech., 5 (8): 1973-2002 [10.5194/amt-5-1973-2012]

    Chen, Z., O. Torres, M. McCormick, W. Smith, and C. Ahn. 2012. "Comparative study of aerosol and cloud detected by CALIPSO and OMI." Atmos Environ, 51: 187-195 [10.1016/j.atmosenv.2012.01.024]

    Torres, O., Z. Chen, H. T. Jethva, et al. C. Ahn, S. Freitas, and P. K. Bhartia. 2010. "OMI and MODIS observations of the anomalous 2008–2009 Southern Hemisphere biomass burning seasons." Atmos. Chem. Phys., 10 (8): 3505-3513 [10.5194/acp-10-3505-2010]

    Non-Refereed

    Jethva, H. T., O. Torres, and C. Ahn. 2016. "A ten-year global record of absorbing aerosols above clouds from OMI's near-UV observations." Remote Sensing of the Atmosphere, Clouds, and Precipitation VI [10.1117/12.2225765]

    Publications

    Refereed

    Jung, Y., G. González Abad, C. R. Nowlan, et al. K. Chance, X. Liu, O. Torres, and C. Ahn. 2019. "Explicit Aerosol Correction of OMI Formaldehyde Retrievals." Earth and Space Science 6 (11): 2087-2105 [10.1029/2019ea000702]

    Jethva, H., O. Torres, and C. Ahn. 2018. "A 12-year long global record of optical depth of absorbing aerosols above the clouds derived from the OMI/OMACA algorithm." Atmospheric Measurement Techniques 11 (10): 5837-5864 [10.5194/amt-11-5837-2018]

    Torres, O., P. K. Bhartia, H. Jethva, and C. Ahn. 2018. "Impact of the ozone monitoring instrument row anomaly on the long-term record of aerosol products." Atmospheric Measurement Techniques 11 (5): 2701-2715 [10.5194/amt-11-2701-2018]

    Colarco, P. R., S. Gassó, C. Ahn, et al. V. Buchard, A. M. da Silva, and O. Torres. 2017. "Simulation of the Ozone Monitoring Instrument aerosol index using the NASA Goddard Earth Observing System aerosol reanalysis products." Atmospheric Measurement Techniques 10 (11): 4121-4134 [10.5194/amt-10-4121-2017]

    Jeong, U., J. Kim, C. Ahn, et al. O. Torres, X. Liu, P. K. Bhartia, R. J. Spurr, D. Haffner, K. Chance, and B. N. Holben. 2016. "An optimal-estimation-based aerosol retrieval algorithm using OMI near-UV observations." Atmospheric Chemistry and Physics 16 (1): 177-193 [10.5194/acp-16-177-2016]

    Zhang, L., D. K. Henze, G. A. Grell, et al. G. R. Carmichael, N. Bousserez, Q. Zhang, O. Torres, C. Ahn, Z. Lu, J. Cao, and Y. Mao. 2015. "Constraining black carbon aerosol over Asia using OMI aerosol absorption optical depth and the adjoint of GEOS-Chem." Atmos. Chem. Phys. 15 (18): 10281-10308 [10.5194/acp-15-10281-2015]

    Carboni, E., G. E. Thomas, A. M. Sayer, et al. R. Siddans, C. A. Poulsen, R. G. Grainger, C. Ahn, D. Antoine, S. Bevan, R. Braak, H. Brindley, S. DeSouza-Machado, J. L. Deuzé, D. Diner, F. Ducos, W. Grey, N.-Y. C. Hsu, O. V. Kalashnikova, R. A. Kahn, P. R. North, C. Salustro, A. Smith, D. Tanré, O. Torres, and B. Veihelmann. 2012. "Intercomparison of desert dust optical depth from satellite measurements." Atmos. Meas. Tech. 5 (8): 1973-2002 [10.5194/amt-5-1973-2012]

    Chen, Z., O. Torres, M. McCormick, W. Smith, and C. Ahn. 2012. "Comparative study of aerosol and cloud detected by CALIPSO and OMI." Atmos Environ 51 187-195 [10.1016/j.atmosenv.2012.01.024]

    Torres, O., Z. Chen, H. T. Jethva, et al. C. Ahn, S. Freitas, and P. K. Bhartia. 2010. "OMI and MODIS observations of the anomalous 2008–2009 Southern Hemisphere biomass burning seasons." Atmos. Chem. Phys. 10 (8): 3505-3513 [10.5194/acp-10-3505-2010]

    Non-Refereed

    Jethva, H. T., O. Torres, and C. Ahn. 2016. "A ten-year global record of absorbing aerosols above clouds from OMI's near-UV observations." Remote Sensing of the Atmosphere, Clouds, and Precipitation VI [10.1117/12.2225765]

                                                                                                                                                                                            
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