“…1 Their unique properties hold huge promise for a variety of applications, encompassing fields such as micro-electronics, 2,3 sustainable energy technologies, 4,5 and biomedicine. 6,7 Recently, 2D metal oxyhalides and sulfide halides have attracted considerable attention, which stems from their tunable magnetic and electronic properties, 8–10 facile fabrication processes, 11,12 and versatile applicability across a diverse range of research areas. 13,14 Their diverse properties are highly related to the interlayer coupling and dimensional effects.…”