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Author:

Ji, Kemeng (Ji, Kemeng.) | Deng, Jiguang (Deng, Jiguang.) | Zang, Hongjun (Zang, Hongjun.) | Han, Jiuhui (Han, Jiuhui.) | Arandiyan, Hamidreza (Arandiyan, Hamidreza.) | Dai, Hongxing (Dai, Hongxing.) (Scholars:戴洪兴)

Indexed by:

EI Scopus SCIE

Abstract:

Three-dimensionally ordered macroporous (3DOM) InVO4-BiVO4 (InBi-3D) and its supported noble metal M nanoparticles (xM/InBi-3D; x = 0.08-0.13 wt%; M = Au, Ag, Pd, Pt) were prepared using the polymethyl methacrylate-templating and polyvinyl alcohol- or polyvinyl pyrrolidone-assisted reduction methods, respectively. Physical properties of the materials were characterized by a number of analytical techniques. Photocatalytic activities of the xM/InBi-3D samples were evaluated for the degradation of rhodamine B (RhB), methylene blue (MB), and their mixture. It is found that the as-fabricated samples possessed a surface area of 17-30m(2)/g, a M particle size of 2.5-3.8 nm, and a bandgap energy of 150-2.56 eV. The xM/InBi-3D photocatalysts showed high activities for the degradation of RhB, MB, and RhB + MB in the presence of a small amount of H2O2 under visible-light irradiation, among which complete degradation of RhB, MB, and RhB + MB was achieved within 50, 90, and 120 mm over 0.08 wt% Au/InBi-3D, respectively. The degradation of MB and RhB fellow the zero- and first-order reaction mechanisms with respect to dye concentration, respectively. It is concluded that the high photocatalytic efficiency of the Au-loaded sample in the removal of organic dyes was associated with its high surface area, high-quality 3DOM hierarchical architecture, InVO4-BiVO4 composite, and high dispersion of gold nanoparticles. (C) 2014 Elsevier B.V. All rights reserved.

Keyword:

Supported noble metal photocatalyst Three-dimensionally ordered macroporous structure InVO4-BiVO4 composite Photocatalytic degradation Organic dyes

Author Community:

  • [ 1 ] [Ji, Kemeng]Beijing Univ Technol, Key Lab Beijing Reg Air Pollut Control, Beijing Key Lab Green Catalysis & Separat, Beijing 100124, Peoples R China
  • [ 2 ] [Deng, Jiguang]Beijing Univ Technol, Key Lab Beijing Reg Air Pollut Control, Beijing Key Lab Green Catalysis & Separat, Beijing 100124, Peoples R China
  • [ 3 ] [Dai, Hongxing]Beijing Univ Technol, Key Lab Beijing Reg Air Pollut Control, Beijing Key Lab Green Catalysis & Separat, Beijing 100124, Peoples R China
  • [ 4 ] [Ji, Kemeng]Beijing Univ Technol, Coll Environm & Energy Engn, Dept Chem & Chem Engn, Lab Catalysis Chem & Nanosci, Beijing 100124, Peoples R China
  • [ 5 ] [Deng, Jiguang]Beijing Univ Technol, Coll Environm & Energy Engn, Dept Chem & Chem Engn, Lab Catalysis Chem & Nanosci, Beijing 100124, Peoples R China
  • [ 6 ] [Dai, Hongxing]Beijing Univ Technol, Coll Environm & Energy Engn, Dept Chem & Chem Engn, Lab Catalysis Chem & Nanosci, Beijing 100124, Peoples R China
  • [ 7 ] [Zang, Hongjun]Tianjin Polytech Univ, Sch Environm & Chem Engn, Tianjin 300387, Peoples R China
  • [ 8 ] [Han, Jiuhui]Tohoku Univ, Adv Inst Mat Res, World Premier Int WPI Res Ctr, Sendai, Miyagi 9808577, Japan
  • [ 9 ] [Arandiyan, Hamidreza]Univ New S Wales, Sch Chem Engn, Particles & Catalysis Res Grp, Sydney, NSW 2052, Australia

Reprint Author's Address:

  • 邓积光

    [Deng, Jiguang]Beijing Univ Technol, Key Lab Beijing Reg Air Pollut Control, Beijing Key Lab Green Catalysis & Separat, Beijing 100124, Peoples R China

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Source :

APPLIED CATALYSIS B-ENVIRONMENTAL

ISSN: 0926-3373

Year: 2015

Volume: 165

Page: 285-295

2 2 . 1 0 0

JCR@2022

ESI Discipline: CHEMISTRY;

ESI HC Threshold:253

JCR Journal Grade:1

CAS Journal Grade:1

Cited Count:

WoS CC Cited Count: 125

SCOPUS Cited Count: 132

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 1

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