Fig. 2From: Inner structure- and surface-controlled hollow MnO nanocubes for high sensitive MR imaging contrast effecta Photos of the dispersibility of MnO in oil phase (hexane) and each MnO nanocube in aqueous phase (D.W.). TEM images of b MnO, c MnOEn, d MnOEnHo, e MnOEx, and f MnOExHo (scale bar: 50 nm)Back to article page