Lei, Y., Liu, R., He, Y., Luo, G., Liu, C., Su, J., Li, B., Long, X., Tan, Y., Luo, Y., Qiu, H., Huang, Y., Lu, Z. (2026). Achieving 1.0‐s Thermally Activated Delayed Fluorescence via Synergistic Control of Reverse Intersystem Crossing and Exciton Cycling. Angewandte Chemie International Edition. https://doi.org/10.1002/anie.3335355