Stabilizing in-transition phases of superlattices through shape control of silver nanocrystals. - Nagaoka, Yasutaka; Moore, Timothy C.; Epishin, Arseniy; Liu, Zhenyang; Cai, Tong; Jin, Na; Hong, Ken Seungmin; Saghy, Peter; Wang, Ankai; Liu, Yuzi; Hwang, Sooyeon; Bai, Yusong; et al. (Science, 2026)