Charge Ordering and Incommensurate Modulations in the Metamagnetic Layered Manganese Oxysulfide Sr 2 MnO 2 Cu 3.5 S 3 - Lemuel E. Crentsil; Oliver J. Rutt; David G. Free; Murray J. David; Robert D. Smyth; Catherine F. Smura; David A. Keen; Andrew N. Fitch; Joke Hadermann; Simon J. Clarke (Journal of the American Chemical Society, 2026)