(1). Selected Publications:
* denoted for corresponding authors, # denoted for equal contributions.
1. Li, X.#; Bi, D.#; Yi, C.#; Decoppet, J. D.; Luo, J.; Zakeeruddin, S. M.; Hagfeldt, A.; Gratzel, M.*, A vacuum flash-assisted solution process for high-efficiency large-area perovskite solar cells. Science 2016, 353(6294), 58-62.
2. Yi, C.*; Li, X.; Luo, J.; Zakeeruddin, S. M.; Gratzel, M.*, Perovskite Photovoltaics with Outstanding Performance Produced by Chemical Conversion of Bilayer Mesostructured Lead Halide/TiO2 Films. Adv. Mater. 2016, 28 (15), 2964-2970.
3. Yi, C.; Luo, J.; Meloni, S.; Boziki, A.; Ashari-Astani, N.; Gratzel, C.; Zakeeruddin, S.M.; Rothlisberger, U.*; Gratzel, M.*, Entropic stabilization of mixed A-cation ABX(3) metal halide perovskites for high performance perovskite solar cells. Energy Environ. Sci. 2016, 9 (2), 656-662.
4. Zhang, F.; Yi, C.*; Wei, P.; Bi, X.; Luo, J.; Jacopin, G.; Wang, S.*; Li, X.; Xiao, Y.; Zakeeruddin, S.M.*; Grätzel, M.*, A Novel Dopant-Free Triphenylamine Based Molecular “Butterfly” Hole-Transport Material for Highly Efficient and Stable Perovskite Solar Cells. Adv. Energy Mater. 2016, 6. 1600401.
5. Bi, D.; Yi, C.; Luo, J.; Decoppet, J. D.; Zhang, F.; Zakeeruddin, S. M.; Hagfeldt, A.; Li, X.; Gratzel, M.*Polymer-templated nucleation and crystal growth of perovskite films for solar cells with efficiency greater than 21%. Nature Energy 1, 2016, 16142.
6. Li, X.; Dar, I.; Yi, C.; Luo, J.; Tschumi, M.; Zakeeruddin, S.M.; Nazeeruddin, M.K.; Han, H.; Gratzel, M.*, Improved performance and stability of perovskite solar cells by crystal crosslinking with alkylphosphonic acid omega-ammonium chlorides. Nature Chemistry 2015, 7 (9), 703-711.
7.Yella, A.; Lee, H.; Tsao, N.; Yi, C.; Chandiran, A.K.; Nazeeruddin, M.K.; Diau, E.*; Yeh, C.*; Zakeeruddin, S.M.*; Gratzel*, M., Porphyrin-Sensitized Solar Cells with Cobalt (II/III)-Based Redox Electrolyte Exceed 12 Percent Efficiency. Science 2011, 334 (6056), 629-634.
8. Zhang, W.; Wu, Y.; Bahng, H.; Cao, Y.; Yi, C.; Saygili, Y.; Luo, J.; Liu, Y.; Kavan, L.; Moser, J.; Hagfeldt, A.; Tian, H.; Zakeeruddin, S.; Zhu, W.; Gratzel, M.Comprehensive control of voltage loss enables 11.7% efficient solid-state dye-sensitized solar cells. Energy Environ. Sci. 2018, 11 (7), 656-662
9. Zhang, F.; Shi, W.; Luo, J.; Pellet, N.; Yi, C.; Li, X.; Zhao, X.; Dennis, T.; Li, X.; Wang, S.; Xiao, Y.; Zakeeruddin, S.; Bi, D.; Gratzel, M. Isomer-Pure Bis-PCBM-Assisted Crystal Engineering of Perovskite Solar Cells Showing Excellent Efficiency and Stability. Adv. Mater. 2017, 29, 1606806.
10.Leong, W.*; Ooi, Z.; Sabba, D.; Yi, C.; Zakeeruddin, S.M.; Graetzel, M.; Gordon, J. M.; Katz, E.A.; Mathews, N., Identifying Fundamental Limitations in Halide Perovskite Solar Cells. Adv. Mater. 2016, 28 (12), 2439-2445.
(2). Patents:
1. Yi, C.; Giordano, F.; Zakeeruddin, S.M.; Graetzel, M. Porphyrin based sensitizer for dye-sensitized solar cell (EP2883915, WO2015087210 A1).
2. Li, X.; Yi, C.; Bi, D.; Zakeeruddin S.M.; Graetzel, M.; Hagfedlt, A. High efficiency large area perovskite solar cells and process for producing the same Application (WO 2017158551 A2)
3. Ahn, H.; Jung, H.; Bae, H.; Park, C.; Lee, C.; Graetzel, M.; Nazeeruddin, M.K.; Yi, C.; Delcamp, J. Organic dyes with high molar absorption coefficient for dye-sensitized solar cells with good photoelectric conversion efficiency (WO 2012102544 A2).