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    Academic Journals

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• Inferring iron-oxide species content in atmospheric mineral dust from DSCOVR EPIC observations.

  Authors:Sujung Go, Alexei Lyapustin, Gregory L. Schuster, Myungje Choi, Paul Ginoux, Mian Chin, et al.From:Atmospheric Chemistry and Physics (Vol. 22, Issue 2) Peer-Reviewed

  Jan. 27, 2022486 words Article The iron-oxide content of dust in the atmosphere and most notably its apportionment between hematite (α-Fe.sub.2 O.sub.3) and goethite (α-FeOOH) are key determinants in quantifying dust's light absorption, its top of...

• Validation, comparison, and integration of GOCI, AHI, MODIS, MISR, and VIIRS aerosol optical depth over East Asia during the 2016 KORUS-AQ campaign

  Authors:Myungje Choi, Hyunkwang Lim, Jhoon Kim, Seoyoung Lee, Thomas F. Eck, Brent N. Holben, et al.From:Atmospheric Measurement Techniques (Vol. 12, Issue 8) Peer-Reviewed

  Aug. 30, 2019416 words Author abstract, Bri...

  Recently launched multichannel geostationary Earth orbit (GEO) satellite sensors, such as the Geostationary Ocean Color Imager (GOCI) and the Advanced Himawari Imager (AHI), provide aerosol products over East Asia...

• Estimation of ground-level particulate matter concentrations through the synergistic use of satellite observations and process-based models over South Korea

  Authors:Seohui Park, Minso Shin, Jungho Im, Chang-Keun Song, Myungje Choi, Jhoon Kim, et al.From:Atmospheric Chemistry and Physics (Vol. 19, Issue 2) Peer-Reviewed

  Jan. 28, 2019328 words Author abstract, Bri...

  Long-term exposure to particulate matter (PM) with aerodynamic diameters < 10 (PM.sub.10) and 2.5 µm (PM.sub.2.5) has negative effects on human health. Although station-based PM monitoring...

• GOCI Yonsei aerosol retrieval version 2 products: an improved algorithm and error analysis with uncertainty estimation from 5-year validation over East Asia

  Authors:Myungje Choi, Jhoon Kim, Jaehwa Lee, Mijin Kim, Young-Je Park, Brent Holben, et al.From:Atmospheric Measurement Techniques (Vol. 11, Issue 1) Peer-Reviewed

  Jan. 17, 2018374 words Author abstract, Bri...

  The Geostationary Ocean Color Imager (GOCI) Yonsei aerosol retrieval (YAER) version 1 algorithm was developed to retrieve hourly aerosol optical depth at 550 nm (AOD) and other subsidiary aerosol optical...

• A global analysis of diurnal variability in dust and dust mixture using CATS observations.

  Authors:Yan Yu, Olga V. Kalashnikova, Michael J. Garay, Huikyo Lee, Myungje Choi, Gregory S. Okin, et al.From:Atmospheric Chemistry and Physics (Vol. 21, Issue 3) Peer-Reviewed

  Feb. 3, 2021284 words Brief article The current study investigates the diurnal cycle of dust and dust mixture loading across the global tropics, subtropics, and mid-latitudes by analyzing aerosol extinction and typing profiles observed by the Cloud-Aerosol...

• Understanding and improving model representation of aerosol optical properties for a Chinese haze event measured during KORUS-AQ.

  Authors:Pablo E. Saide, Meng Gao, Zifeng Lu, Daniel L. Goldberg, David G. Streets, Jung-Hun Woo, et al.From:Atmospheric Chemistry and Physics (Vol. 20, Issue 11) Peer-Reviewed

  June 4, 2020442 words Article KORUS-AQ was an international cooperative air quality field study in South Korea that measured local and remote sources of air pollution affecting the Korean Peninsula during May-June 2016. Some of the largest aerosol...

• Integration of GOCI and AHI Yonsei aerosol optical depth products during the 2016 KORUS-AQ and 2018 EMeRGe campaigns.

  Authors:Hyunkwang Lim, Sujung Go, Jhoon Kim, Myungje Choi, Seoyoung Lee, Chang-Keun Song, et al.From:Atmospheric Measurement Techniques (Vol. 14, Issue 6) Peer-Reviewed

  June 21, 2021288 words Brief article The Yonsei Aerosol Retrieval (YAER) algorithm for the Geostationary Ocean Color Imager (GOCI) retrieves aerosol optical properties only over dark surfaces, so it is important to mask pixels with bright surfaces. The...

• GOCI Yonsei Aerosol Retrieval (YAER) algorithm and validation during the DRAGON-NE Asia 2012 campaign

  Authors:Myungje Choi, Jhoon Kim, Jaehwa Lee, Mijin Kim, Young-Je Park, Ukkyo Jeong, et al.From:Atmospheric Measurement Techniques (Vol. 9, Issue 3) Peer-Reviewed

  Apr. 1, 2016369 words Brief article The Geostationary Ocean Color Imager (GOCI) onboard the Communication, Ocean, and Meteorological Satellite (COMS) is the first multi-channel ocean color imager in geostationary orbit. Hourly GOCI top-of-atmosphere...

• Diurnal variation of aerosol optical depth and PM.sub.2.5 in South Korea: a synthesis from AERONET, satellite (GOCI), KORUS-AQ observation, and the WRF-Chem model

  Authors:Elizabeth M. Lennartson, Jun Wang, Juping Gu, Lorena Castro Garcia, Cui Ge, Meng Gao, et al.From:Atmospheric Chemistry and Physics (Vol. 18, Issue 20) Peer-Reviewed

  Oct. 22, 2018519 words Author abstract, Bri...

  Spatial distribution of diurnal variations of aerosol properties in South Korea, both long term and short term, is studied by using 9 AERONET (AErosol RObotic NETwork) sites from 1999 to 2017 and an additional 10...

• An overview of mesoscale aerosol processes, comparisons, and validation studies from DRAGON networks

  Authors:Brent N. Holben, Jhoon Kim, Itaru Sano, Sonoyo Mukai, Thomas F. Eck, David M. Giles, et al.From:Atmospheric Chemistry and Physics (Vol. 18, Issue 2) Peer-Reviewed

  Jan. 19, 2018119 words Brief article Byline: Brent N. Holben, Jhoon Kim, Itaru Sano, Sonoyo Mukai, Thomas F. Eck, David M. Giles, Joel S. Schafer, Aliaksandr Sinyuk, Ilya Slutsker, Alexander Smirnov, Mikhail Sorokin, Bruce E. Anderson, Huizheng Che,...