Y. H. Lee,^† W.-J. Lee,^† G. S. Lee, J. Y. Park, B. Yuan, Y. Won, J. Mun, H. Yang, S.-D. Baek, H. Lee, J. H. Oh, T. J. Pennycook, G. Kim, J. Mei, L. Dou, “Large-Scale 2D Perovskite Nanocrystals Photodetector Array via Ultrasonic Spray Synthesis", Advanced Materials 2025, Accepted for Publication.