R&D Achievements

Apr 1, 2022 – Mar 31, 2025

Small and Medium Business Technology Information Promotion Agency (Supervising Organization: WALDIN Co., Ltd.)

Program: Green Venture Program (R&D)

Project: Development of compression molding technology to dramatically enhance waste plastic recycling efficiency by manufacturing products such as paving blocks using over 90% recycled low-grade, mixed plastics that were previously landfilled, incinerated, or discarded.

Apr 20, 2022 – Oct 31, 2022

Korea Railroad Research Institute

Program: Major National Project

Project: Establishment of test methods for antibacterial and antiviral performance of functional materials based on natural-derived substances.

Jun 1, 2021 – Feb 29, 2024

National Research Foundation of Korea

Program: Basic Science Research Program

Project: Development of functional nano-cosmetics utilizing an amino-clay-based cosmetic material library.

Jun 25, 2018 – Dec 31, 2020

Korea Railroad Research Institute

Program: Environmental Industry Advancement Technology Development Project

Project: Measurement and exposure assessment of fine dust in bus shelters.

Jun 1, 2017 – May 31, 2020

National Research Foundation of Korea

Program: Basic Science Research Program

Project: Development of cationic and water-soluble amino-clay as a selective growth regulator for microalgae.

Major Publications and Books

1. Evaluation of Health Economic Loss Due to Particulate Matter Pollution in the Seoul Subway, South Korea, 
Toxics 2023, 11, 113.

2. Human Health Impacts of Residential Radon Exposure: Updated Systematic Review and Meta-Analysis of Case–Control Studies, Internatioal Journal of Environmental Research and Public Health 2023, 20, 97.

3. Beneficial Effects of Opuntia humifusa (Korean Cheonnyuncho) on Human Health Based on Antioxidant Properties: Systematic Review and Meta-Analysis, Antioxidants 2023, 12, 174.

4. Recent Insights into particulate matter (PM2.5)-mediated toxicity in humans: an overview, 
Internatioal Journal of Environmental Research and Public Health 2022,19, 7511.

5. Facile approach to preparation of novel black vitamin C using microwave treatment: characteristics, 
antioxid ant activity, and anti-pollution properties Carbon Letters, 2022

6. Preparation of magnesium aminoclay-carbon dots/TiO2 as photocatalysts for wastewater management 
Materials Chemistry and Physics, 2022, 290, 126541.

7. Novel moisturized and antimicrobial hand gel based on zinc‑aminoclay and Opuntia humifusa extract 
Scientific Reports, 2021,11, 17821.

8. Correlation of α/γ-Fe2O3 nanoparticles with the toxicity of particulate matter originating from subway tunnels in Seoul stations, Korea Journal of Hazardous Materials, 2020, 382, 12175.

9. Indoor Air Pollution, Related Human Diseases, and Recent Trends in the Control and Improvement of Indoor Air Quality Internatioal Journal of Environmental Research and Public Health, 2020, 17, 2927.

10. Introduction to Bionanotechnology, Springer, 2020