~2020 1. Electrochemical biosensor with conducting polymer-modified electrode for a selective detection of dopamine 2. Electrochemical biosensor with conducting polymer-modified electrodes for a simultaneous detection of dopamine, ascorbic acid and uric acid and method of preparing the same 3. Dye-sensitized solar cell using Carbon-Nano-Tube doped with nitrogen and Its manufacturing method 4. A photoelectrode for dyes response solacell with titanium dioxide nanotube layer and a method of thereof 5. Graphene Counter Electrodes for Dye-sensitized Solar Cell, method for preparing the same and Dye-sensitized Solar Cell comprising the Same 6. Detection method of Thermal Stability of Self-Assembled Thin Films in Ruthenium Dye-Sensitized Solar Cells 7. Electrolyte for high voltage Dye-Sensitized Solar Cell, Preparation method thereof, and High voltage Dye-Sensitized Solar Cell manufactured by using the same 8. TiO2 Paste of the Photo Electrode of Dye-Sensitized Solar Cells and the Method for Producing the TiO2 Paste 9. electrolyte composition for dye-sensitized solar cell having the same 10. Nanoimmunosensor for the detection of annexin protein and the method for preparing thereof 11. Electrochemical sensor with conducting polymer modified electrodes for cholesterol detection and manufacturing method the same 12. Electrode for electrochemical sensor comprising gold nanoparticles supported on surface of transparent conducting oxide(TCO) and a method for detecting Nitrite ion using thereof 13. Electrolyte composition comprising energy relay dyes for Dye-Sensitized Solar Cell and Dye-Sensitized Solar Cell comprising said electrolyte composition 14. Nanoimmunosensor for the detection of annexin protein and the method for preparing thereof 15. Production method of metal plated fiber by adopting consecutive electroless plating and electroplating process, metal plated fiber produced by said method and a filter comprising said metal plated 16. Fabrication method of semi-conducting electrode for dye-sensitized solar cell, preparation method thereof and dye-sensitized solar cell comprising said electrode 17. Electrolyte composition for dye-sensitized solar cell and dye-sensitized solar cell comprising said electrolyte composition 18. Method of Synthesis of conducting polymer nanowires by chemical process 19. Electrolyte composition for dye-sensitized solar cell and dye-sensitized solar cell comprising said electrolyte composition 20. Preparation method of flexible electrode, flexible electrode fabricated according to said method and flexible Dye-Sensitized Solar Cell comprising said electrode 21. Novel organic-inorganic hybrid photoactive material, solar cell using said photoactive material and fabrication method therof 2021 1. Platinum paste composition having high transmittance, preparation method of counter electrode using the same and sensitized solar cell comprising the counter electrode prepared thereby 2. Electrolyte having high transmittance and high stability and sensitized solar cell comprising the same 3. Ionic liquid for pickling stainless steel and pickling method for stainless steel using the same 2022 1. Dense nano metal oxide layer for solar cells and preparation method thereof 2023

1. Jae-Joon Lee, Md. Mahbubur Rahman, Subrata Sarker, Narayan Chandra Deb Nath, A. J. Saleh Ahammad and Jae Kwan Lee, “Metal Oxides and Their Composites for the Photoelectrode of Dye Sensitized Solar Cells”, chapter 7, page 181-210, 2011, ISBN 978-953-307-235-7, InTech Publisher, Janeza Trdine 9, 51000 Rijeka, Croatia, Book title: Advances in Composite Materials for Medicine and Nanotechnology.