Figure 3: Studies of the catalyst by electron microscopy.
From: Mesoporous MnCeOx solid solutions for low temperature and selective oxidation of hydrocarbons
(a–c) TEM/HRTEM images of Mn0.5Ce0.5Ox@200 sample, the scale bar are 20, 10 and 5 nm, respectively. the inset in c is an electron microscopy pattern. (d) STEM-HAADF image of Mn0.5Ce0.5Ox@200, scale bar, 100 nm; the corresponding XEDS of the O–K, Mn–K, Mn–L, Ce–K, Ce–L signals and XEDS. (e,f) STEM-HAADF image of Mn0.5Ce0.5Ox@200 sample, scale bar, 20 nm and 10 nm, respectively. (g,h) TEM/HRTEM images of Mn0.5Ce0.5Ox@500 sample, scale bar, 20 and 5 nm, the inset in h is an electron microscopy pattern. (i) STEM-HAADF image of Mn0.5Ce0.5Ox@500 sample and the corresponding elemental mapping for Ce (j), Mn (k), O (m). Scale bar, 50 nm.
