Xue, X., Yang, W., Ying, Z., Cao, F., Zeng, Y., Yang, Z., Yang, X. and Ye, J. (2026) “Dopant-Free Ultra-Thin Spiro-OMeTAD Enables Near 30%-Efficient n–i–p Perovskite/Silicon Tandem Solar Cells”, Nano-Micro Letters, 18, p. 116. doi: 10.1007/s40820-025-01962-3.