Ma, Y., Jiang, X., Cui, Z., Zeng, C., Li, J., Sun, Y., Ren, C., Cui, H., Yue, Y., Zheng, W., Fu, B., Zheng, C., Wen, Z. (2026). Improved ferroelectric properties in lanthanide-doped HfO2 thin films epitaxially grown on yttria-stabilized zirconia substrates. Applied Physics Letters. https://doi.org/10.1063/5.0337202