Large Memory Window of van der Waals Heterostructure Devices Based on MOCVD‐Grown 2D Layered Ge4Se9. Issue 13 (29th March 2023) - Noh, Gichang; Song, Hwayoung; Choi, Heenang; Kim, Mingyu; Jeong, Jae Hwan; Lee, Yongjoon; Choi, Min‐Yeong; Oh, Saeyoung; Jo, Min‐kyung; Woo, Dong Yeon; Jo, Yooyeon; Park, Eunpyo; et al.