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Kiyeon Kim

Name: Kiyeon Kim
Tel: +1 (617) 356-9742 (mobile)
Email: ki.kim@northeastern.edu

Education

M.S - Ph.D., Environmental Science and Engineering, Gwangju Institute of Science and Technology (GIST), 2025

B.S., Environmental Science and Engineering, Ulsan National Institute of Science and Technology (UNIST), 2018

Employment

Postdoctoral Scholar, Northeastern University, March 2025 - Present

Research Interests:

1. Development of an air quality model by incorporating missing pathways such as homogeneous and heterogeneous reactions

2. Implementation of halogen chemistry into the CTMs and its impact on air quality

3. Analysis of the impact of nitrogen compounds (e.g., nitrous acid; HONO) on secondary air pollutants (O3 and PM2.5)

4. Investigation of secondary aerosol formation via heterogeneous reactions during the haze periods

Research and Teaching Experience

Research Assistant (Mar 2019 - Feb 2025)
Atmospheric Chemical Information Research Laboratory (AIR Lab) at GIST
Advisor: Chul Han Song
Development of CMAQ v.GIST incorporating missing multiphase reactions such as HONO, halogen, sulfate, and hydrogen peroxide processes and examination of prediction accuracy in PM2.5 and O3 levels. Ultimately, this study aims to provide a near-perfect tool for mitigation policies through a sophisticated model

Teaching Assistant I (Fall 2020)
Course: Applied Ecological Engineering
Gwangju Institute of Science and Technology (GIST), South Korea
Grading, Project Instructor, and Office Hours

Teaching Assistant II (Fall 2021)
Course: Atmospheric Chemistry and Climate Changes I
Gwangju Institute of Science and Technology (GIST), South Korea
Grading, Project Instructor, and Office Hours

Training Program for KFC Editor (Oct 2022)
Ramboll, Novato, CA 94945, United States
Training on modifying the multiphase reactions within the Community Multiscale Air Quality (CMAQ) model and engaged in discussions on halogen chemistry

Regional Environmental and Sustainable Development (RESD) (Aug 2023)
Topic: Carbon neutrality and sustainable development
Tsinghua University, Beijing, China
Tongji University, Shanghai, China
Tohoku University, Sendai, Japan
Kanazawa University, Kanazawa, Japan
Gwangju Institute of Science and Technology (GIST), Gwangju, South Korea
Korea Advanced Institute of Science and Technology (KAIST), Daejeon, South Korea
Pohang University of Science of Technology (POSTECH), Pohang, South Korea
Selected as the sole representative student from GIST to attend seminars and give presentations on the topic of carbon neutrality at various universities

Skills and Techniques

Weather Research & Forecasting (WRF) model

Community Multiscale Air Quality (CMAQ) model

Model development by incorporating multiphase chemistry

Programming Languages (FORTRAN, PYTHON, and MATLAB)

Schell script (Bash, Csh)

Analysis of data and visualization

Awards, Fellowships, and Honors

South Korean Government Scholarship (Spring 2019 - Feb. 2025)

RA Scholarship (Winter 2020)

BK Scholarship (Spring 2019 - Winter 2019, Spring 2024 - Feb. 2025)

Gyuwon Lee Scholarship (Summer 2024)

Outstanding Paper Award in Korean Society for Atmospheric Environment (October 2023)

Publications

Kiyeon Kim, Chul H. Song*, Kyung M. Han, Greg Yarwood, Ross Beardsley, Bongyoung Koo, and Saewung Kim, "Incorporation of a modified multiphase halogen chemistry into the Community Multiscale Air Quality (CMAQ) model in South Korea", Atmospheric chemistry and physics, (2024), [In revision]

Kiyeon Kim, Chul H. Song*, Jasper Madalipay, Ross Beardsley, Seogju Cho, and Kyung M. Han, "A new parameterization of uptake coefficient of SO2 and its impact on sulfate concentration", Atmospheric Environment, [Under review]

Kiyeon Kim, Kyung M. Han*, Chul H. Song*, Hyojun Lee, Ross Beardsley, Jinhyeok Yu, Greg Yarwood, Bongyoung Koo, Jasper Madalipay, Jung-Hun Woo, and Seogju Cho, "An investigation into atmospheric nitrous acid (HONO) processes in South Korea", Atmospheric chemistry and physics, 24, 12575-12593, 2024

Kiyeon Kim, Kyung M. Han, Taehoo Choi, William H. Brune, Gangwoong Lee, and Chul H. Song*, "Comprehensive insights into HO2 processes and the impact of HO2 aerosol uptake on air quality" [In preparation]

Kyung M. Han, C.H. Jung, C. H. Song, J. H. Yu, Y. Pan, S. J. Cho, S. D. Shim, J.H. Koo, J. H. Woo, Jasper Madalipay, Kiyeon Kim, and H.S. Kim, "Evaluation of accuracy on bottom-up NH3 emissions and sensitivity of PM2.5 to emission control in South Korea", Atmospheric Environment, (2024), [In revision]

Hyun S. Kim, Kyung M. Han, Jinhyeok Yu, Jeeho Kim, Kiyeon Kim, and Hyomin Kim, "Development of a CNN+LSTM Hybrid Neural Network for Daily PM2.5 Prediction", Atmosphere, 13, 2124, (2022)

Kyung M. Han, Chang H. Jung, Rae-Seol Park, Soon-Young Park, Sojin Lee, Markku Kulmala, Tuukka Petaja, Grzegorz Karasinski, Piotr Sobolewski, Young Jun Yoon Bang Young Lee, Kiyeon Kim, Hyun S. Kim, "Data Assimilation of AOD and Estimation of Surface Particulate Matters over the Arctic", Applied Sciences, 11, 1959, (2021)

Presentations

Kiyeon Kim, Kyung M. Han, Chul.H Song, Ross Beardsley, and Bongyoung Koo, "Impacts of halogen chemistry on atmospheric pollutant formation in South Korea", 64th Korean Society for Atmospheric Environment (KOSAE), Jeju, South Korea, October 2021 [Oral presentation]

Kiyeon Kim, Chul H.Song, Kyung Man Han, Kyu Han Joung, Ross Beardsley, Ho-jin Lim, and Jung Hun Woo, "Implementation of multiphase halogen chemistry in a 3D chemical transport model by using Korean Flexible Chemistry Editor in South Korea", 39th Korean Society for Atmospheric Environment (KOSAE) colloquium, Seoul, South Korea, May 2022 [Oral presentation]

Kiyeon Kim, Chul H. Song, Kyung Man Han, and Ross Beardsley, "Improvement of nitrate formation mechanism incorporated physical and chemical processes by utilizing Integrated Path Rate analysis in a 3D chemical transport model", 65th Korean Society for Atmospheric Environment (KOSAE), Incheon, South Korea, October 2022 [Oral presentation]

Kiyeon Kim, Kyung Man Han, and Chul H. Song, "Development of new parameterization of uptake coefficients of SO2 during high polluted episode in Korean Peninsula", 40th Korean Society for Atmospheric Environment (KOSAE) colloquium, Seoul, South Korea, May 2023, [Oral presentation]

Kiyeon Kim, Chul H. Song, Kyung Man Han, Greg Yarwood, Ross Beardsley, Bonyoung Koo, and Min Chan Kim, "Implementation of multiphase-halogen chemistry in South Korea", Asia Oceania Geosciences Society (AOGS), Singapore, August 2023 [Oral presentation]

Kiyeon Kim, Chul H. Song, Kyung Man Han, Greg Yarwood, Ross Beardsley, and Bonyoung Koo, "Incorporation of halogen chemistry into K_ACheMS v2.0", The 2nd International Workshop for the FRIEND Project, Busan, South Korea, October 2023 [Oral presentation]

Kiyeon Kim, Kyung Man Han, and Chul H. Song, "New update of bottom-up ammonia emission from fertilizer application in agriculture sector and investigation of impact on nitrate", 66th Korean Society for Atmospheric Environment (KOSAE), Busan, South Korea, October, 2023 [Oral Presentation]