Research

1. 시간 분해 분광법 등의 분광학적 방법을 이용하여 광촉매, 광전극, 태양전지 등에서 일어나는 광여기 전하 캐리어 다이나믹스와 그들의 표면에서 일어나는 반응 메커니즘 등을 조사
Investigations of photo-excited charge carrier dynamics and reaction mechanisms taking place at interfaces in photocatalysts, photoelectrodes and solar cells using various types of spectroscopic techniques.

1) Monitoring Charge Transfer Dynamics of Surface Trapped Holes in ZnO Surface Utilized for Ethanol Oxidation Using Heterodyne Transient Grating Spectroscopic Techniques. The Journal of Physical Chemistry C 2024; 128: 2990-2996

2) A New Strategy for Monitoring the Charge Transfer from Perovskite Thin Films to Electron Transport Layers Using a Heterodyne Transient Grating Technique. Physical Chemistry Chemical Physics 2023; 25: 14742-14748

2. 새로운 분광법을 개발하여 광여기 전하 캐리어 다이나믹스를 조사하기 위한 새로운 방법론 제시

Developments of new spectroscopic methods for investigations of photo-excited charge carrier dynamics

1) Development of Charge Carrier-Selective Heterodyne Transient Grating Spectroscopic Technique and Its Application in the Distinction of Surface Trap States in Hematite. Physical Chemistry Chemical Physics 2023; 25: 11981-11985

3. 광전기화학적 물분해를 위한 고효율 광전극의 개발

Fabrications of highly efficient photoelectrodes utilized for photoelectrochemical water splitting

1) Investigation of the Origin of the Enhanced Photoelectrochemical Performance of Gradient W-doped Bismuth Vanadate (BiVO4) photoanodes. International Journal of Hydrogen Energy 2024; 54: 1544-1551

2) Sequential Modifications of the Surface of Hematite (α-Fe2O3) Photoanode with Amorphous Nickel Iron Oxide (NiFeOx) and Cobalt Phosphate (Co-Pi). Journal of Photochemistry and Photobiology A: Chemistry 2023; 437: 114478

3) Revealing the Roles of Surface treatments on Hematite (α-Fe2O3) Photoanode in the Shift of the Onset Potential. Journal of Photochemistry and Photobiology A: Chemistry 2023; 445: 115037

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