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author:

Li Jinwei (Li Jinwei.) [1] | Zhan Yingying (Zhan Yingying.) [2] (Scholars:詹瑛瑛) | Mang Fengli (Mang Fengli.) [3] | Lin Xingyi (Lin Xingyi.) [4] (Scholars:林性贻) | Zheng Qi (Zheng Qi.) [5] (Scholars:郑起)

Indexed by:

EI Scopus SCIE PKU CSCD

Abstract:

The Au/Fe2O3 catalyst was prepared by co-precipitation, deposition-precipitation, and modified deposition-precipitation methods and was characterized by X-ray diffraction, X-ray photoelectron spectroscopy, and transmission electron microscopy. The catalyst activity for the water-gas shift (WGS) reaction was discussed. Under strictly controlled conditions, the Au/Fe2O3 catalyst prepared by modified deposition-precipitation displayed higher activity for the WGS reaction than that prepared by co-precipitation and deposition-prectipitation. In the former case, the CO conversion of 82.3% was obtained with a feed gas of 10% CO/N-2 at 150 degrees C. Wherein, gold particles of 3-5 nm were highly dispersed on the surface of the Fe2O3 support that existed in an amorphous and crystalline state. A relatively strong interaction between gold particles and the support occurred, which was beneficial for the WGS reaction.

Keyword:

iron oxide modified deposition-precipitation supported gold catalyst water-gas shift reaction

Community:

  • [ 1 ] [Li Jinwei]Fuzhou Univ, Natl Engn Res Ctr Chem Fertilizer Catalyst, Fuzhou 350002, Peoples R China
  • [ 2 ] [Zhan Yingying]Fuzhou Univ, Natl Engn Res Ctr Chem Fertilizer Catalyst, Fuzhou 350002, Peoples R China
  • [ 3 ] [Mang Fengli]Fuzhou Univ, Natl Engn Res Ctr Chem Fertilizer Catalyst, Fuzhou 350002, Peoples R China
  • [ 4 ] [Lin Xingyi]Fuzhou Univ, Natl Engn Res Ctr Chem Fertilizer Catalyst, Fuzhou 350002, Peoples R China
  • [ 5 ] [Zheng Qi]Fuzhou Univ, Natl Engn Res Ctr Chem Fertilizer Catalyst, Fuzhou 350002, Peoples R China

Reprint 's Address:

  • 李锦卫

    [Li Jinwei]Fuzhou Univ, Natl Engn Res Ctr Chem Fertilizer Catalyst, Fuzhou 350002, Peoples R China

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Source :

CHINESE JOURNAL OF CATALYSIS

ISSN: 0253-9837

CN: 21-1601/O6

Year: 2008

Issue: 4

Volume: 29

Page: 346-350

0 . 7 0 7

JCR@2008

1 5 . 7 0 0

JCR@2023

ESI Discipline: CHEMISTRY;

JCR Journal Grade:3

Cited Count:

WoS CC Cited Count: 16

SCOPUS Cited Count: 19

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 1

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