Chessboard/diamond nanostructures and the A-site deficient, Li 1/2-3x Nd 1/2+x TiO 3 , defect perovskite solid solution

Withers, RaymondBourgeois, LaureSnashall, AmandaLiu, YunNoren, LasseDwyer, ChristianEtheridge, Joanne2015-12-130897-4756http://hdl.handle.net/1885/70689The crystal chemical origin of nanoscale chessboard/diamond ordering in perovskite-related solid solutions of composition Li0.5-3xNd 0.5+xTiO3 (LNT, x ∼ 0.02-0.12) is investigated. Experimental and simulated scanning transmission electron microscopy (STKeywords: Bond-valence sum; Brightfield; Chemical origin; Compositional modulation; Defect perovskite; Dielectric measurements; High resolution; Ion ordering; Lattice fringes; Nano scale; Perovskite unit cell; Polar cluster; Scanning transmission electron microscop chessboard/diamond nanoscale ordering; dielectric properties; LNT perovskites; transmission electron microscopyChessboard/diamond nanostructures and the A-site deficient, Li 1/2-3x Nd 1/2+x TiO 3 , defect perovskite solid solution201310.1021/cm303239d2016-02-24