21. M. Choi, "Protonic ceramic fuel cells with stoichiometric electrolytes", 243rd ECS meeting, Boston, USA, May 28-June 22, 2023.

20. (Invited) M. Choi, W. Lee, “Engineering of the charged defects at the perovskite oxide surfaces for exceptionally stable solid oxide fuel cell electrodes”, PRiME 2020, Honolulu, USA, October 4-9, 2020.

19. (Invited) M. Choi, S. Hwang, D. Byun, W. Lee, “Interface engineering with electrohydrodynamic jet printing for solid oxide fuel cells”, Materials Challenges in Alternative and Renewable Energy 2019, Jeju, Korea, August 19-23, 2019.

18. (Invited) M. Choi, I. A.M. Ibrahim, J. Y. Koo, S. J. Kim, K. Kim, J. W. Han, W. Lee, “Enhanced stability with thin film coatings for solid oxide fuel cell cathodes”, NANO KOREA 2019, Goyang, Korea, June 3-7, 2019.

17. M. Choi, I. A.M. Ibrahimb, K. Kim, J. Y. Koo, S. J. Kim, J. Son, J. W. Han, W. Lee, “Enhanced interface reactivity by nano-wrinkled functional layer for intermediate temperature solid oxide fuel cells”, The 22nd International Conference on Solid State Ionics, PyeongChang, Korea, June 16-21, 2019.

16. J. Lee, S. Hwang, M. Ahn, M. Choi, D. Byun, W. Lee, “Enhanced interface reactivity by nanowrinkled functional layer for intermediate temperature solid oxide fuel cells”, The 22nd International Conference on Solid State Ionics, PyeongChang, Korea, June 16-21, 2019.

15. J. Y. Koo, H. Kwon, M. Ahn, M. Choi, J.-W. Son, J. W. Han, W. Lee, “Suppression of cation segregation in (La,Sr)CoO3-δ by elastic energy minimization”, Materials Challenges in Alternative and Renewable Energy 2018, Vancouver, Canada, August 20-23, 2018.

14. M. Choi, S. Hwang, D. Byun, W. Lee, “Designing of metallic grids using electrohydrodynamic (EHD) jet printing for enhanced interfacial properties of IT-SOFC”, Materials Challenges in Alternative and Renewable Energy 2018, Vancouver, Canada, August 20-23, 2018.

13. J. Y. Koo, M. Choi, M. Ahn, W. Lee*, “Enhancing the electrochemical and chemical stability of perovskite oxide cathodes with the suppression of Sr segregation”, Asian SOFC Symposium, Shanghai, China, August 5-9, 2018.

12. M. Choi, J. Lee, W. Lee, “Thin-film coated composite cathodes for IT-SOFCs”, Hydrogen Power Theoretical & Engineering Solutions International Symposium (HYPOTHESIS XIII), Singapore, Singapore, July 24-27, 2018.

11. M. Choi, J. Lee, W. Lee, “Enhanced reactivity and stability with a film-coated cathode of solid oxide fuel cells”, European Materials Research Society, Strasbourg, France, June 18-22, 2018.

10. J. Lee, S. Byun, M. Ahn, M. Choi, D. Byun, W. Lee, “Enhanced interface reactivity with nanowrinkled functional layer for intermediate temperature solid oxide fuel cells”, European Materials Research Society, Strasbourg, France, June 18-22, 2018.

9. M. Ahn, J. Y. Koo, M. Choi, J. Lee, S. Kim, W. Lee, “Rational design of composite electrodes with electrospun nanofibers for intermediate temperature solid oxide fuel cells”, 9th Conference on Electrochemical Power Sources 2017 (ACEPS-9), Gyeongju, Korea, August 20-23, 2017.

8. M. Choi, J. Lee, W. Lee, “Fluid mechanical approaches for advanced cathode design of solid oxide fuel cells”, 5th IIR Conference on Thermophysical Properties and Transfer Processes of Refrigerants, Seoul, Korea, April 23-26, 2017.

7. M. Choi, S. J. Kim, S. H. Choi, W. Lee, “Nanofiber structured functional layers for high performance solid oxide fuel cells”, 1st Asian Conference on Thermal Sciences 2017, Jeju, Korea, March 26-30, 2017.

6. M. Choi, S. Hwang, D. Byun, W. Lee, “Enhanced charge transfer at electrolyte/electrode interfaces in SOFCs”, PRiME 2016, Hawaii, USA, October 2-7, 2016.

5. M. Choi, S. Hwang, M. Ahn, D. Byun, W. Lee, “Enhanced electrochemical performance with Ag grid structure at electrode/electrolyte interfaces of solid oxide fuel cells”, 3rd International Conference on Advanced Electromaterials, Jeju, Korea, November 17-20, 2015.

4. J. Y. Koo, M. Ahn, M. Choi, S. Hwang, J. Park, S. W. Cha, D. Byun, W. Lee, “Electrospun yttriastabilized zirconia nanofibers for low temperature solid oxide fuel cells”, The 11th Pacific Rim Conference of Ceramic Society (PACRIM 11), Jeju, Korea, August 31-September 4, 2015.

3. M. Choi, S. Kim, M. Ahn, J. Y. Koo, S. Hwang, D. Byun, W. Lee, “Gd0.1Ce0.9O3 nanofiber – La0.6Sr0.4Co0.2Fe0.8O3 powder composite cathodes for intermediated temperature solid oxide fuel cells”, The 11th Pacific Rim Conference of Ceramic Society (PACRIM 11), Jeju, Korea, August 31-September 4, 2015.

2. M. Choi, S. Hwang, M. Ahn, D. Byun, W. Lee, “Enhanced polarization resistance with Ag grid structure at electrode/electrolyte interface in low temperature solid oxide fuel cells”, Nano Korea 2015, Seoul, Korea, July 1-3, 2015.

1. M. Choi, J. Koo, M. Ahn, W. Lee, “Effects of surface microstructures on oxygen reduction kinetics of solid oxide fuel cells", 1st International Conference & Exhibition for Nanopia, Changwon, Korea,November 13-14, 2014.

48. (Poster) J. Kim, H. Lee, M. Choi, "Characterization of surface nitriding of metallic interconnects in direct ammonia solid oxide fuel cells", 추계 세라믹학회, 코엑스 서울, 10/16-18, 2024.

47. (Poster) (양송포스터상, 우수상) H. Lee, M. Choi, "Surface engineering of the Ni-YSZ fuel electrode of direct ammonia solid oxide fuel cells to alleviate the degradation", 추계 세라믹학회, 코엑스 서울, 10/16-18, 2024.

46. (Poster) (양송포스터상, 최우수상) J. Baek, H. Lee, H. Lee, M. Choi, "A study on physics-informed neural network for solid oxide fuel cell performance prediction", 추계 세라믹학회, 코엑스 서울, 10/16-18, 2024.

45. (Poster) H. Lee, M. Choi, "1-D numerical simulation of DA-SOFC for characterization of gas diffusion", 추계 세라믹학회, 코엑스 서울, 10/16-18, 2024.

44. (Poster) C. Lee, S. Eun, M. Choi, "Development of anode reforming layer in DA-SOFC via electroplating", 추계 세라믹학회, 코엑스 서울, 10/16-18, 2024.

43. (Poster) M. Kwack, M. Choi, "Pulse-reverse-current electrodeposition for development of Ni-Fe bimetallic catalyst", 추계 세라믹학회, 코엑스 서울, 10/16-18, 2024.

42. (Poster) H. Jun, H. Lee, M. Choi, "Surface coating on the Ni current collector by electrodeposition to prevent Ni nitriding in direct ammonia solid oxide fuel cells", 추계 세라믹학회, 코엑스 서울, 10/16-18, 2024.

41. (Invited) M. Choi, "Development of Bayesian-optimization-assisted fuel condition exploring for the direct ammonia solid oxide fuel cell", 추계 세라믹학회, 코엑스 서울, 10/16-18, 2024.

40. (Poster) H. Lee, M. Choi*, "Improvement of hydrogen evolution reaction in alkaline water electrolysis with nanostructured electrode for PVD", 춘계 기계공학회 열공학부문, 제주도, 04/24-26, 2024

39. (Poster) H. Lee, J. Baek, J. Kim, H. Kwon*, M. Choi*, "Effect of water atmosphere on the Ni oxidation of the direct ammonia solid oxide fuel cells", 춘계 기계공학회 열공학부문, 제주도, 04/24-26, 2024

38. (Poster) J. Kim, J. Baek, M. Choi*, "Analyzing the impact of the protonic ceramic fuel cells materials and manufacturing process using machine learning", 춘계 기계공학회 열공학부문, 제주도, 04/24-26, 2024

37. (Oral) H. Lee, J. Baek, J. Kim, H. Kwon*, M. Choi*, "Effect of the water atmosphere on the degradation of the direct ammonia solid oxide fuel cells", 춘계 전기화학회, 부산 벡스코, 04/03-05, 2024

36. (Invited) M. Choi, "Machine-learning assisted efficient operation for the direct ammonia solid oxide fuel cells", 춘계 전기화학회, 부산 벡스코, 04/03-05, 2024

35. (Invited) 최민기, "전해질 화학적 안정화를 통한 고성능 프로톤 전도성 연료전지", 추계 한국수소및신에너지학회, ICC Jeju 제주도, 11/29-30, 2023

34. (양송포스터상, 우수상) J. Baek, J. Kim, H. Lee, K. Kim, S. Eun, C. Lee, M.Lee*, M. Choi* "Fuel injection control with bayesian optimization for highly efficient direct-ammonia solid oxide fuel cell", 추계 한국세라믹학회, 코엑스 서울, 10/18-20, 2023 

33. 이현호, 김진우, 백재완, 최민기, “직접 암모니아 고체산화물 연료전지의 내구성 향상을 위한 연구”, 2023년 수소연료전지창의융합형인력양성사업 심포지엄, 수원, 08/01-03, 2023

32. 김진우, 이현호, 백재완, 김광재, 이채원, 은소정, 최민기 “고효율 직접 암모니아 고체산화물 연료전지를 위한 기계학습 기반 연료 주입 제어”, 2023년 수소연료전지창의융합형인력양성사업 심포지엄, 수원, 08/01-03, 2023

31. 김진우, 이현호, 백재완, 김광재, 이채원, 은소정, 최민기 "고효율 직접 암모니아 고체 산화물 연료전지를 위한 기계학습기반 연료주입 제어", 제 2회 한국 SOC 심포지엄, 세종, 07/11-12, 2023.

30. (Invited) 최민기, "Surface engineering of the heterogeneous catalysts for direct methane protonic ceramic fuel cell", 한국공업화학회, 제주, 05/11-12, 2023.

29. (Invited) 최민기, "Engineering the surface basicity of heterogeneous catalysts for high CO2 methanation", 한국전기화학회, 제주, 04/05-07, 2023.

28. (Invited) 최민기, "Protonic ceramic fuel cell with stoichiometric electrolytes", 한국전기화학회, 부산, 11/03-04, 2022.

27. 김서주, 백종민, 최민기, 이태경, 이원영, “고체 산화물 연료전지의 계면 특성 향상을 위한 공기극 기능층 개발”, 대한기계학회, 정선, 12/16-19, 2020.

26. 백종민, 최민기, 우덕윤, 김동욱, 이원영, “촉매 가수 분해법에서 고간속도와 PFC 가스 ppm의 상관관계를 통한 초기 작동 조건 예측”, 대한기계학회, 정선, 12/16-19, 2020.

25. 김서주, 최민기, 이종서, 이원영, “Wet-chemical based defect engineering for facile oxygen reduction reactions of solid oxide fuel cells”, 한국세라믹학회, 대전, 11/23-25, 2020.

24. D. T. Trung, 김성엽, 최민기, 이원영, “Maintain the performance of hydrolysis process in PFC gas decomposition with the replacement of Ca(OH)2”, 대한기계학회, 부산, 5/22-24, 2019.

23. 김성엽, N. D. Trung, 최민기, 이원영, “M/γ-Al2O3 (M=Co, Ga) 촉매의 CF4 가수분해 특성”, 대한기계학회, 부산, 5/22-24, 2019.

22. 이종서, 황상연, 최민기, 장현석, 변도영, 이원영, “ Gelatin-assisted ionically aligned GDC chemical diffusion barrier for rational design of the solid oxide fuel cells”, 1st Korean SOFC Symposium, 부산, 1/18-19, 2019.

21. 최민기, 이원영, “Development of highly durable solid oxide fuel cell with surface modification of electrode”, 1st Korean SOFC Symposium, 부산, 1/18-19, 2019.

20. 김서주, 최민기, 안민우, 이원영, “Tailoring the LSC sruface with GDC infiltration for stable performing cathode of solid oxide fuel cells”, 대한기계학회, 정선, 12/12-14, 2018.

19. 백재덕, 최민기, 이원영, “Improving cathodic performance of solid oxide fuel cell with PBSCFnanoparticles-coating via infiltration”, 대한기계학회, 정선, 12/12-14, 2018.

18. D. T. Nguyen, 김성엽, 최민기, 이원영, “Enhancing stability of Al2O3 by using calcium hydroxide to remove HF”, 대한기계학회, 정선, 12/12-14, 2018.

17. 김성엽, D. T. Nguyen, 최민기, 이원영, “Enhancing stability of modified γ-Al2O3 with phosphate for hydrolytic decomposition of CF4”, 대한기계학회, 정선, 12/12-14, 2018.

16. 김성엽, D. T. Nguyen, 최민기, 이원영, “Solid oxide fuel cell with performance improvement through YSZ particle surface improvement through infiltration”, 대한기계학회, 정선, 12/12-14, 2018.

15. 최민기, 이원영, “Development of highly durable solid oxide fuel cell with surface modification of electrode”, 한국세라믹학회, 서울, 11/14-16, 2018.

14. 김서주, 최민기, 구자양, 이원영, “GDC 나노 코팅을 통한 고체 산화물 연료전지 공기극 표면구조 제어”, 대한기계학회, 제주, 4/25-27, 2018.

13. 최민기, 이준권, 박문수, 이원영, “F-gas 분해를 위한 촉매-MILD 연소 하이브리드 분해 모듈 성능 및 안정성 평가”, 대한기계학회, 제주, 2/21-23, 2018.

12. 최민기, 황상연, 김서주, 변도영, 이원영, “Tailoring the role of metallic grids at the electrolyte/cathode interface of SOFC”, 한국정밀공학회, 곤지암, 12/13-15, 2017.

11. 김서주, 최민기, 이종서, 안민우, 구자양, 이원영, “Cathode surface tuning with GDC infiltration for high performing SOFCs”, 한국정밀공학회, 곤지암, 12/13-15, 2017.

10. 최민기, 황상연, 변도영, 이원영, “Tailoring the role of metallic grids at the electrolyte/cathode interface of SOFC”, 대한기계학회, 제주, 11/1-3, 2017. (Best paper awarded)

9. 이종서, 최민기, 이원영, “Nano-film coated cathode functional layer towards the high performance solid oxide fuel cells”, 대한기계학회, 제주, 11/1-3, 2017.

8. 김서주, 구자양, 최민기, 이원영, “Cathode surface tuning with GDC infiltration for high performing SOFCs”, 대한기계학회, 제주, 11/1-3, 2017.

7. 안민우, 최민기, 이원영, “Application of Sm0.5Sr0.5CoO3 nanofibers for solid oxide fuel cells cathodes”, 대한기계학회, 정선, 12/14-16, 2016.

6. 이종서, 최민기, 김서주, 도규현, 최성혁, 이원영, “Investigation of cathode funcational layer of SOFC with Gd0.2Ce0.8O2 nanofiber”, 한국정밀공학회, 여수, 10/26-28, 2016.

5. 이종서, 최민기, 김내경, 이원영, “Nanostructured cathode functional layer with controlled infiltration morphology for intermediate temperature solid oxide fuel cells”, 한국정밀공학회, 제주, 5/12-13, 2016.

4. 이종서, 최민기, 김나영, 이원영, “Enhanced surface reactivity with nano-structured cathode functional layer for intermediate temperature solid oxide fuel cells”, 대한기계학회, 여수, 5/19-21, 2016.

3. 최민기, 김서주, 권오길, 이병근, 이원영, “Enhanced electrochemical performance of solid oxide fuel cells with current collector”, 한국정밀공학회, 제주, 5/13-15, 2015.

2. 최민기, 황상연, 김서주, 권오길, 이병근, 변도영, 이원영, “Enhanced charge transfer at the electrode/electrolyte interface with Ag micro-grid structures in solid oxide fuel cells”, 춘계 대한기계학회 열공학부문, 부산, 4/22-25, 2015.

1. 구자양, 최민기, 안민우, 이원영, “Effects of grain boundary structures on the polarization impedances of solid oxide fuel cells”, 추계 대한정밀공학회, 창원, 10/29-31, 2014.