Yun GONG, Yan LIU, Ping GU, Yu-Fang ZHU, Xiao-Xia ZHOU, [in Chinese], [in Chinese], [in Chinese], [in Chinese], [in Chinese]. Synthesis of Nano Manganese Oxide with Assistance of Ultrasonic for Removal of Low Concentration NO[J]. Journal of Inorganic Materials, 2019, 34(2): 186
- Journal of Inorganic Materials
- Vol. 34, Issue 2, 186 (2019)
. Effect of process parameters of the sample MnOx on the NO catalytic removal performance
(a) Ultrasonic time; (b) Reactants concentration; (c) Dry temperature; (d) pH
(a) Ultrasonic time; (b) Reactants concentration; (c) Dry temperature; (d) pH
. XRD patterns of MnOx -20-0.5-80-7 before and after calcination (a) and corresponding
N2 adsorption-desorption curves and the distribution of pore size (b)
N2 adsorption-desorption curves and the distribution of pore size (b)
. SEM (a-b) and TEM (c) images and the corresponding (d) SAED pattern of MnOx -20-0.5-80-7
. XPS spectra of the sample MnOx -20-0.5-80-7 before and after catalytic test
(a) Mn2p3/2, before; (b) Mn2p3/2, after; (c) O1s, before; (d) O1s, after
(a) Mn2p3/2, before; (b) Mn2p3/2, after; (c) O1s, before; (d) O1s, after
. Catalytic performance of the sample MnOx -20-0.5-80-7 on low-concentration NO removal ratio at room temperature (Reaction conditions: [NO]=10 cm3/m3, [O2]=21%, N2, 25 ℃ and GHSV = 120000 mL•h-1•g-1)
. FT-IR spectra of MnOx -20-0.5-80-7 before and after catalytic test
. The possible catalytic process of MnOx toward NO oxidation
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Table 1. XPS data of catalyst MnOx -20-0.5-80-7 before and after the NO removal test
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