[1]
Xiang, J., Jiang, S., Cheng, Y., Du, W., Shi, Y., Shen, S., Zhang, B., Yue, Q., Xu, X., Mei, A., Zhou, Y., Zhou, Y. and Han, H. 2026. Novel Gradient p-Doping Strategy Enables Efficient Carbon-Based Hole Transport Layer-Free Perovskite Solar Cells. Nano-Micro Letters. 18, (Feb. 2026), 258. DOI:https://doi.org/10.1007/s40820-026-02112-z.