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A bias-corrected GEMS geostationary satellite product for nitrogen dioxide using machine learning to enforce consistency with the TROPOMI satellite instrument File

Oak, Yujin , Jacob, Daniel J. , Balasus, Nicholas , Yang, Laura H. , Chong, Heesung , Park, Junsung , Lee, Hanlim , Lee, Gitaek T. , Ha, Eunjo S. , Park, Rokjin J. , et al

Article Issue Date2024-09 View47

A continuous 2011-2022 record of fine particulate matter (PM2.5) in East Asia at daily 2-km resolution from geostationary satellite observations: Population exposure and long-term trends File

Pendergrass, Drew C. , Jacob, Daniel J. , Oak, Yujin , Lee, Jeewoo , Kim, Minseok , Kim, Jhoon , Lee, Seoyoung , Zhai, Shixian , Irie, Hitoshi , Liao, Hong

Article Issue Date2025-04 View42

Aerosol data assimilation and forecast using Geostationary Ocean Color Imager aerosol optical depth and in-situ observations during the KORUS-AQ observing period File

Kim, Ganghan , Lee, Seunghee , Im, Jungho , Song, Chang-Keun , Kim, Jhoon , Lee, Myong-in

Article Issue Date2021-09 View215

Aerosol layer height (ALH) retrievals from oxygen absorption bands: intercomparison and validation among different satellite platforms, GEMS, EPIC, and TROPOMI File

Kim, Hyerim , Chen, Xi , Wang, Jun , Lu, Zhendong , Zhou, Meng , Carmichael, Gregory R. , Park, Sang Seo , Kim, Jhoon

Article Issue Date2025-01 View32

Aerosol Layer Height Retrieval Over Ocean From the Advanced Himawari Imager Using Spectral Reflectance Sensitivity File

Lim, Hyunkwang , Kim, Jhoon , Lee, Seoyoung , Kasai, Yasuko , Park, Sang Seo

Article Issue Date2023-01 View121

Aerosol optical depth retrieval from Geostationary Environment Monitoring Spectrometer (GEMS): Advancing the first hyperspectral geostationary air quality mission using deep learning File

Choi, Hyunyoung , Park, Seohui , Im, Jungho , Kang, Eunjin , Kim, Jhoon , Kim, Sang-Min

Article Issue Date2025-09 View24

Air quality trends and regimes in South Korea inferred from 2015-2023 surface and satellite observations File

Oak, Yujin , Jacob, Daniel J. , Pendergrass, Drew C. , Dang, Ruijun , Colombi, Nadia K. , Chong, Heesung , Lee, Seoyoung , Kuk, Su Keun , Kim, Jhoon

Article Issue Date2025-03 View43

Algorithm for retrieval of aerosol optical properties over the ocean from the Geostationary Ocean Color Imager File

Lee, Jaehwa , Kim, Jhoon , Song, Chul H. , Ryu, Joo-Hyung , Ahn, Yu-Hwan , Song, C. K.

Article Issue Date2010-05 View96

Black carbon emissions generally underestimated in the global south as revealed by globally distributed measurements File

Ren, Yuxuan , Oxford, Christopher R. , Zhang, Dandan , Liu, Xuan , Zhu, Haihui , Dillner, Ann M. , White, Warren H. , Chakrabarty, Rajan K. , Hasheminassab, Sina , Diner, David J. , et al

Article Issue Date2025-07 View63

Bridging surface and column perspectives: Insights into aerosol chemical composition and optical properties from SPARTAN and AERONET data

Eom, Sujin , Kim, Jhoon , Park, Sang Seo

Conference Paper Issue Date2025-04-29 View38

BrO retrievals from the Geostationary Environment Monitoring Spectrometer: Early results

Chong, Heesung , Kim, Jhoon , Gonzalez Abad Gonzalo , Nowlan, Caroline , Fernandez, Rafael , Saiz-Lopez, Alfonso , Chan Miller, Christopher , Liu, Xiong , Chance, Kelly , Ahn, Dha Hyun , et al

Conference Paper Issue Date2021-12-13 View71

Broadband dependence of atmospheric transmissions in the UV and total solar radiation File

Lee, Hana , Kim, Woogyung , Lee, Yun G. , Koo, Ja-Ho , Jung, Yeonjin , Park, Sang S. , Cho, Hi-Ku , Kim, Jhoon

Article Issue Date2018-12 View145

Characteristics of Classified Aerosol Types in South Korea during the MAPS-Seoul Campaign File File

Lee, Seoyoung , Hong, Jaemin , Cho, Yeseul , Choi, Myungje , Kim, Jhoon , Park, Sang Seo , Ahn, Joon-Young , Kim, Sang-Kyun , Moon, Kyung-Jung , Eck, Thomas F. , et al

Article Issue Date2018-09 View122

Combined dust detection algorithm by using MODIS infrared channels over East Asia File

Park, Sang Seo , Kim, Jhoon , Lee, Jaehwa , Lee, Sukjo , Kim, Jeong Soo , Chang, Lim Seok , Ou, Steve

Article Issue Date2014-02 View125

Computationally efficient air quality forecasting tool: implementation of STOPS v1.5 model into CMAQ v5.0.2 for a prediction of Asian dust File

Jeon, Wonbae , Choi, Yunsoo , Percell, Peter , Souri, Amir Hossein , Song, Chang-Keun , Kim, Soon-Tae , Kim, Jhoon

Article Issue Date2016-10 View61

Correlation analysis between regional carbon monoxide and black carbon from satellite measurements File

Mok, Jungbin , Park, Sang Seo , Lim, Hyunkwang , Kim, Jhoon , Edwards, David P. , Lee, Jaehwa , Yoon, Jongmin , Lee, Yun Gon , Koo, Ja-Ho

Article Issue Date2017-11 View137

Current Status of GEMS AEH Algorithm V2.0

Park, Sang Seo , Kim, Jhoon , Cho, Yeseul , Lee, Hanlim , Park, Junsung , Lee, Dongwon , Lee, Won-Jin , Kim, Deok-Rae

Conference Paper Issue Date2023-12-11 View29

Detection of Absorbing Aerosol Using Single Near-UV Radiance Measurements from a Cloud and Aerosol Imager File File

Go, Sujung , Kim, Mijin , Kim, Jhoon , Park, Sang Seo , Jeong, Ukkyo , Choi, Myungje

Article Issue Date2017-04 View157

Determination of the inter-annual and spatial characteristics of the contribution of long-range transport to SO2 levels in Seoul between 2001 and 2010 based on conditional potential source contribution function (CPSCF) File

Jeong, Ukkyo , Lee, Hanlim , Kim, Jhoon , Kim, Woogyung , Hong, Hyunkee , Song, Chang Keun

Article Issue Date2013-05 View89

Effect of Ozone enhancement in UT/LS for the Long-term total ozone trend analysis in Seoul, Korea

Park, Sang Seo , Lee Yun Gon , Kim, Jhoon , Cho, Hi Ku , Lim, Hyunkwang

Conference Paper Issue Date2021-10-07 View76

Effect of solar zenith angle on satellite cloud retrievals based on O-2-O-2 absorption band File

Kim, Gyuyeon , Choi, Yong-Sang , Park, Sang Seo , Kim, Jhoon

Article Issue Date2021-06 View124

Effect of temperature-dependent cross sections on O-4 slant column density estimation by a space-borne UV-visible hyperspectral sensor File

Park, Sang Seo , Takemura, Toshihiko , Kim, Jhoon

Article Issue Date2017-03 View128

Effects of spatiotemporal O-4 column densities and temperature-dependent O-4 absorption cross-section on an aerosol effective height retrieval algorithm using the O-4 air mass factor from the ozone monitoring instrument File

Choi, Wonei , Lee, Hanlim , Kim, Jhoon , Ryu, Jae-Yong , Park, Sang Seo , Park, Junsung , Kang, Hyeongwoo

Article Issue Date2019-08 View134

Elemental Characterization of Ambient Particulate Matter for a Globally Distributed Monitoring Network: Methodology and Implications File File

Liu Xuan , Turner, Jay R. , Oxford, Christopher R. , McNeill, Jacob , Walsh, Brenna , Le Roy, Emmie , Weagle, Crystal L. , Stone, Emily , Zhu, Haihui , Liu, Wenyu , et al

Article Issue Date2024-03 View16

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

Park, Seohui , Shin, Minso , Im, Jungho , Song, Chang-Keun , Choi, Myungje , Kim, Jhoon , Lee, Seungun , Park, Rokjin , Kim, Jiyoung , Lee, Dong-Won , et al

Article Issue Date2019-01 View134

Estimation of spatially continuous daytime particulate matter concentrations under all sky conditions through the synergistic use of satellite-based AOD and numerical models File

Park, Seohui , Lee, Junghee , Im, Jungho , Song, Chang-Keun , Choi, Myungje , Kim, Jhoon , Lee, Seungun , Park, Rokjin , Kim, Sang-Min , Yoon, Jongmin , et al

Article Issue Date2020-04 View145

Fine particulate concentrations over East Asia derived from aerosols measured by the advanced Himawari Imager using machine learning File

Cho, Yeseul , Kim, Jhoon , Lee, Jeewoo , Choi, Myungje , Lim, Hyunkwang , Lee, Seoyoung , Im, Jungho

Article Issue Date2023-07 View164

First atmospheric aerosol-monitoring results from the Geostationary Environment Monitoring Spectrometer (GEMS) over Asia File

Cho, Yeseul , Kim, Jhoon , Go, Sujung , Kim, Mijin , Lee, Seoyoung , Kim, Minseok , Chong, Heesung , Lee, Won-Jin , Lee, Dong-Won , Torres, Omar , et al

Article Issue Date2024-07 View159

First Year Observations of Air Quality from Geostationary Environment Monitoring Spectrometer (GEMS)

Kim, Jhoon , Park, Sang Seo

Conference Paper Issue Date2021-12-14 View72

First-time comparison between NO2 vertical columns from Geostationary Environmental Monitoring Spectrometer (GEMS) and Pandora measurements File File

Kim, Serin , Kim, Daewon , Hong, Hyunkee , Chang, Lim-Seok , Lee, Hanlim , Kim, Deok-Rae , Kim, Donghee , Yu, Jeong-Ah , Lee, Dongwon , Jeong, Ukkyo , et al

Article Issue Date2023-08 View137

GEMS BrO Retrieval Sensitivity Test Using a Radiative Transfer Model File File

Chong, Heesung , Kim, Jhoon , Jeong, Ukkyo , Park, Sang Seo , Hong, Jaemin , Ahn, Dha Hyun , Cha, Hyeji , Lee, Won-Jin , Lee, Hae-jung

Article Issue Date2021-12 View123

Geostationary Environmental Monitoring Spectrometer (GEMS) status, preliminary results and validation campaign

Lee, Won-Jin , Lee, Dongwon , Kim, Jhoon , Ahn, Myung Hwan , Kim, Jaehwan , Park, Rokjin , Lee, Hanlim , Choi, Yong-Sang , Park, Sang Seo , Lee, Kwon Ho , et al

Conference Paper Issue Date2021-12-13 View77

Geostationary satellite-derived ground-level particulate matter concentrations using real-time machine learning in Northeast Asia File

Park, Seohui , Im, Jungho , Kim, Jhoon , Kim, Sang-Min

Article Issue Date2022-08 View143

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

Choi, Myungje , Kim, Jhoon , Lee, Jaehwa , Kim, Mijin , Park, Young-Je , Jeong, Ukkyo , Kim, Woogyung , Hong, Hyunkee , Holben, Brent , Eck, Thomas F. , et al

Article Issue Date2016-04 View115

Impact of Chemical Composition on Aerosol Scattering: Insights from the Surface Particulate Matter Network and Aerosol Robotic Network File

Eom, Sujin , Park, Sang Seo , Liu, Xuan , Oxford, Christopher R. , Martin, Randall V. , Kim, Jhoon , Song, Chang-Keun

Article Issue Date2025-09 View81

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

Lim, Hyunkwang , Go, Sujung , Kim, Jhoon , Choi, Myungje , Lee, Seoyoung , Song, Chang-Keun , Kasai, Yasuko

Article Issue Date2021-06 View128

Inter-comparison of NO2 column densities measured by Pandora and OMI over Seoul, Korea File

Yun, Seoyeon , Lee, Hanlim , Kim, Jhoon , Jeong, Ukkyo , Park, Sang Seo , Herman, Jay

Article Issue Date2013-12 View113

Intercomparison of total column ozone data from the Pandora spectrophotometer with Dobson, Brewer, and OMI measurements over Seoul, Korea File

Kim, Jiyoung , Kim, Jhoon , Cho, Hi-Ku , Herman, Jay , Park, Sang Seo , Lim, Hyun Kwang , Kim, Jae-Hwan , Miyagawa, Koji , Lee, Yun Gon

Article Issue Date2017-10 View114

Interpreting Geostationary Environment Monitoring Spectrometer (GEMS) geostationary satellite observations of the diurnal variation in nitrogen dioxide (NO2) over East Asia File

Yang, Laura H. , Jacob, Daniel J. , Dang, Ruijun , Oak, Yujin , Lin, Haipeng , Kim, Jhoon , Zhai, Shixian , Colombi, Nadia K. , Pendergrass, Drew C. , Beaudry, Ellie , et al

Article Issue Date2024-06 View21

Investigation of the relationship between the fine mode fraction and Angstrom exponent: Cases in Korea File

Koo, Ja-Ho , Lee, Juhee , Kim, Jhoon , Eck, Thomas F. , Giles, David M. , Holben, Brent N. , Park, Sang Seo , Choi, Myungje , Kim, Najin , Yoon, Jongmin , et al

Article Issue Date2021-01 View125

Long-term variation of aerosol optical properties associated with aerosol types over East Asia using AERONET and satellite (VIIRS, OMI) data (2012-2019) File File

Eom, Sujin , Kim, Jhoon , Lee, Seoyoung , Holben, Brent N. , Eck, Thomas F. , Park, Sung -Bin , Park, Sang Seo

Article Issue Date2022-12 View157

Networking in-situ ground measurements for validation of Korean GEMS (Geostationary Environmental Monitoring Satellite/Spectrometer) products

Song, Chang-Keun , Lee, Myong-In , Cha, Yesol , Kim, Dong-Min , Kim, Jhoon , Ahn, Myoung-Hwan

Conference Paper Issue Date2018-04-10 View80

New Era of Air Quality Monitoring from Space: Geostationary Environment Monitoring Spectrometer (GEMS) File File

Kim, Jhoon , Jeong, Ukkyo , Ahn, Myoung-Hwan , Kim, Jae H. , Park, Rokjin J. , Lee, Hanlim , Song, Chul Han , Choi, Yong-Sang , Lee, Kwon-Ho , Yoo, Jung-Moon , et al

Article Issue Date2020-01 View147

NO2 vertical column density retrieval from Pandora and first comparison with GEMS data during the GMAP & SIJAQ campaign 2020

Kim, Daewon , Hong, Hyunkee , Kim, Serin , Lee, Hanlim , Chang, Lim-Seok , Jung, Ukkyo , Kim, Deok-Rae , Kim, Donghee , Kim, Jhoon , Kim, Sang-Woo , et al

Conference Paper Issue Date2021-12-14 View95

Operational Algorithm of Aerosol Effective Height from the Geostationary Environment Monitoring Spectrometer (GEMS) File

Park, Sang Seo , Kim, Jhoon , Cho, Yeseul , Park, Junsung

Conference Paper Issue Date2023-04-27 View118

Regional Characteristics of NO2 Column Densities from Pandora Observations during the MAPS-Seoul Campaign File File

Chong, Heesung , Lee, Hana , Koo, Ja-Ho , Kim, Jhoon , Jeong, Ukkyo , Kim, Woogyung , Kims, Sang-Woo , Herman, Jay R. , Abuhassan, Nader K. , Ahn, Joon-Young , et al

Article Issue Date2018-09 View127

Relationship of Aerosol Optical and Chemical Properties from SPARTAN and AERONET Data in Global Sites

Eom, Sujin , Kim, Jhoon , Lee, Seoyoung , Cho, Yeseul , Park, Sang Seo

Conference Paper Issue Date2024-06-26 View32

Relationship of Aerosol Optical and Chemical Properties from synergetic use of SPARTAN and AERONET observations

Park, Sang Seo , Eom, Sujin , Kim, Jhoon

Conference Paper Issue Date2024-09-18 View40

Relationship of aerosol optical properties and particle types from SPARTAN and AERONET data in South Korea File

Eom, Sujin , Kim, Jhoon , Lee, Seoyoung , Cho, Yeseul , Park, Sang Seo

Conference Paper Issue Date2023-04-25 View95

Retrieval algorithm for aerosol effective height from the Geostationary Environment Monitoring Spectrometer (GEMS) File

Park, Sang Seo , Kim, Jhoon , Cho, Yeseul , Lee, Hanlim , Park, Junsung , Lee, Dong-Won , Lee, Won-Jin , Kim, Deok-Rae

Article Issue Date2025-05 View70

Retrieval of NO2 Column Amounts from Ground-Based Hyperspectral Imaging Sensor Measurements File File

Park, Hyeon-Ju , Park, Jin-Soo , Kim, Sang-Woo , Chong, Heesung , Lee, Hana , Kim, Hyunjae , Ahn, Joon-Young , Kim, Dai-Gon , Kim, Jhoon , Park, Sang Seo

Article Issue Date2019-12 View112

Southern Hemisphere mid- and high-latitudinal AOD, CO, NO2, and HCHO: spatiotemporal patterns revealed by satellite observations File File

Ahn, Dha Hyun , Choi, Taejin , Kim, Jhoon , Park, Sang Seo , Lee, Yun Gon , Kim, Seong-Joong , Koo, Ja-Ho

Article Issue Date2019-04 View159

SPARTAN과 AERONET 자료를 활용한 대기 중 화학물질에 따른 에어로졸 크기 및 산란 특성 변화 분석

Eom, Sujin , Kim, Jhoon , Park, Sang Seo

Conference Paper Issue Date2025-05-13 View55

SPARTAN과 AERONET을 이용한 미세먼지 광학/화학 특성 상관성

Park, Sang Seo , Eom, Sujin , Kim, Jhoon , Lee, Jiwoo

Conference Paper Issue Date2024-11-29 View32

SPARTAN과 AERONET을 이용한 블랙카본과 미세토양 성분의 에어로졸 광학특성 민감도 분석

Eom, Sujin , Kim, Jhoon , Cho, Yeseul , Park, Sang Seo

Conference Paper Issue Date2024-10-24 View31

Spatial and Seasonal Variations of Surface PM10 Concentration and MODIS Aerosol Optical Depth over China

Song, Chang-Keun , Ho, Chang-Hoi , Park, Rokjin J. , Choi, Yong-Sang , Kim, Jhoon , Gong, Dao-Yi , Lee, Yun-Bok

Article Issue Date2009-02 View122

Sudden increase in the total ozone density due to secondary ozone peaks and its effect on total ozone trends over Korea File

Park, Sang Seo , Kim, Jhoon , Cho, Hi Ku , Lee, Hanlim , Lee, Yeonjoo , Miyagawa, Koji

Article Issue Date2012-02 View120

Synergistic combination of information from ground observations, geostationary satellite, and air quality modeling towards improved PM2.5 predictability File File

Yu, Jinhyeok , Song, Chul H. , Lee, Dogyeong , Lee, Sojin , Kim, Hyun S. , Han, Kyung M. , Park, Seohui , Im, Jungho , Park, Soon-Young , Jeon, Moongu , et al

Article Issue Date2023-05 View128

Synergistic use of hyperspectral uv-visible omi and broadband meteorological imager modis data for a merged aerosol product File File

Go, Sujung , Kim, Jhoon , Park, Sang Seo , Kim, Mijin , Lim, Hyunkwang , Kim, Ji-Young , Lee, Dong-Won , Im, Jungho

Article Issue Date2020-12 View97

The implication of the air quality pattern in South Korea after the COVID-19 outbreak File File

Koo, Ja-Ho , Kim, Jhoon , Lee, Yun Gon , Park, Sang Seo , Lee, Seoyoung , Chong, Heesung , Cho, Yeseul , Kim, Jaemin , Choi, Kyungbae , Lee, Taegyung

Article Issue Date2020-12 View155

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