‡Equal contribution, *corresponding authors
JCR 2024
1. Exceptional power density and stability at intermediate temperatures in protonic ceramic fuel cells
S. Choi, C. J. Kucharczyk, Y. Liang, X. Zhang, I. Takeuchi, H.-l. Ji and S. M. Haile*
Nature Energy (2018) (IF = 60.1, JCR Top 0.3%)
2. Layered oxygen-deficient double perovskite as efficient and stable anode for direct hydrocarbon solid oxide fuel cells
S. Sengodan‡, S. Choi‡, A. Jun, T. H. Shin, Y.-W. Ju, H. Y. Jeong, J. Shin, J. T.S. Irvine* and G. Kim*
Nature Materials (2015) (IF = 38.5, JCR Top 0.6%)
3. Protonic ceramic electrochemical cells for hydrogen production and electricity generation: exceptional reversibility, stability, and demonstrated faradaic efficiency
S. Choi, T. C. Davenport and S. M. Haile*
Energy & Environmental Science (2019) (IF = 31.0, JCR Top 0.4%) "2018 Energy and Environmental Science HOT Article"
4. Dual-Phase Reaction Sintering for Overcoming the Inherent Sintering Ability of Refractory Electrolytes in Protonic Ceramic Cells
J. Kim, J. Yun, W. Lee, D.-H. Kim, P. Guha, J.-H. Hwang, D.-H. Kwon, S. Yang, J.-H Lee, K. J. Yoon, J.-W. Son, S. Nahm, S. Choi* and H.-I. Ji*
Advanced Energy Materials (2024) (IF = 26.0, JCR Top 2.5%)
5. Synergistic Optimization of Power Output and Thermomechanical Stability Enabled by Rational Cathode Design in Protonic Ceramic Fuel Cells
J. Yun‡, J. Kim‡, G. Choi, H. Shin, S. Kim, B. Seong, J. Lee, S. Chang, H.-I. Ji* and S. Choi*
Advanced Functional Materials (2025) (IF = 19.0, JCR Top 4.5%)
6. Highly active air electrode with enhanced proton conduction via isovalent doping in a layered perovskite for reversible protonic ceramic cells
J. Yun, H. Shin, S. Kim, B. Seong, S. Lee, K. Kim*, S. H. Choi* and S. Choi*
Advanced Functional Materials (2025) (IF:19.0, JCR Top: 4.5%) "Back Cover"
7. Understanding direct-ammonia protonic ceramic fuel cells: High-performance in the absence of precious metal catalysts
J. Yun, G. Xiong, S. Kim, D. Bardgett, S. Choi* and Sossina M. Haile*
ACS Energy Letters (2024) (IF = 18.9, JCR Top 4.1%)
8. Unveiling the key factor for the phase reconstruction and exsolved metallic particle distribution in perovskites
H. Kim‡, C. Lim‡, O. Kwon‡, J. Oh, M. T. Curnan, H.Y. Jeong, S. Choi*, J. W. Han* and G. Kim*
Nature Communications (2021) (IF = 15.7, JCR Top 7.0%)
9. Electrokinetic proton transport in triple (H+/O2-/e-) conducting oxides as a key descriptor for highly efficient protonic ceramic fuel cells
A. Seong‡, J. Kim‡, D. Jeong, S. Sengodan, M. Liu, S. Choi*, and G. Kim*
Advanced Science (2021) (IF = 14.1, JCR Top 7.0%) "Inside Back Cover"
10. High-performance and excellent thermal cycling stability of reversible protonic ceramic cells enabled by a promising Sr/Co-free PrNi0.5Fe0.5O3-d air electrode
B. Seong, J. Yun, and S. Choi*
Journal of Materials Chemistry A (2024) (IF = 9.5, JCR Top 13.6%)