Ren, Y., Li, C., Fang, Y., Pang, S., Jiang, X., Li, M., Du, Z. (2025). In Situ, Treatment with Guanidinium Chloride Ligand Enables Efficient Blue Quantum Dot Light‐Emitting Diodes with 23.5% External Quantum Efficiency. Advanced Materials. https://doi.org/10.1002/adma.202413183