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author:

Wen, Y. (Wen, Y..) [1] | He, L. (He, L..) [2] | Li, H. (Li, H..) [3] | Han, Y. (Han, Y..) [4] | Zhang, Y. (Zhang, Y..) [5] | Zhuang, Z. (Zhuang, Z..) [6] | Yu, Y. (Yu, Y..) [7]

Indexed by:

Scopus CSCD

Abstract:

One hurdle in developing transition metal oxide (TMO) catalysts for aerobic oxidation reactions is their need for a low binding energy of the lattice oxygen (OL) to create active OL and a high OL binding energy to maintain structural stability during catalysis. In this work, we prepared amorphous Zr-doped manganese oxide (amor-Zr:MnOx) catalysts carrying dual lattice oxygens that can address such conflicting objectives in catalyst development. In the aerobic oxidation of 5-(hydroxymethyl)furfural (HMF), the amor-Zr0.2MnOx catalyst gave 99% selectivity for 2,5-furandicarboxylic acid (FDCA) and a high FDCA formation rate of 3600 µmolFDCA gcat−1 h−1 in 1 h. To the best of our knowledge, the aerobic oxidation performance of the amor-Zr0.2MnOx catalyst is superior to those of most Mn-based and related TMO-based catalysts under comparable conditions. Experimental and theoretical studies show that the OL in amor-Zr: MnOx can be divided into two groups. One group includes the more stable OL that strengthens the catalyst structure and prevents phase transition, while the other group includes the more reactive OL that improves catalyst activity through the strong adsorption/activation of O2 and helps regenerate OL during catalysis. [Figure not available: see fulltext.]. © 2023, Science China Press.

Keyword:

amorphous catalyst biomass transformation dual lattice oxygens manganese oxide selective oxidation reaction

Community:

  • [ 1 ] [Wen, Y.]College of Materials Science and Engineering, Fuzhou University, New Campus, Fuzhou, 350108, China
  • [ 2 ] [Wen, Y.]Key Laboratory of Advanced Materials Technologies, Fuzhou University, Fuzhou, 350108, China
  • [ 3 ] [He, L.]College of Materials Science and Engineering, Fuzhou University, New Campus, Fuzhou, 350108, China
  • [ 4 ] [He, L.]Key Laboratory of Advanced Materials Technologies, Fuzhou University, Fuzhou, 350108, China
  • [ 5 ] [Li, H.]College of Materials Science and Engineering, Fuzhou University, New Campus, Fuzhou, 350108, China
  • [ 6 ] [Li, H.]Key Laboratory of Advanced Materials Technologies, Fuzhou University, Fuzhou, 350108, China
  • [ 7 ] [Han, Y.]College of Materials Science and Engineering, Fuzhou University, New Campus, Fuzhou, 350108, China
  • [ 8 ] [Han, Y.]Key Laboratory of Advanced Materials Technologies, Fuzhou University, Fuzhou, 350108, China
  • [ 9 ] [Zhang, Y.]College of Materials Science and Engineering, Fuzhou University, New Campus, Fuzhou, 350108, China
  • [ 10 ] [Zhang, Y.]Key Laboratory of Advanced Materials Technologies, Fuzhou University, Fuzhou, 350108, China
  • [ 11 ] [Zhuang, Z.]College of Materials Science and Engineering, Fuzhou University, New Campus, Fuzhou, 350108, China
  • [ 12 ] [Zhuang, Z.]Key Laboratory of Advanced Materials Technologies, Fuzhou University, Fuzhou, 350108, China
  • [ 13 ] [Yu, Y.]College of Materials Science and Engineering, Fuzhou University, New Campus, Fuzhou, 350108, China
  • [ 14 ] [Yu, Y.]Key Laboratory of Advanced Materials Technologies, Fuzhou University, Fuzhou, 350108, China

Reprint 's Address:

  • [Zhuang, Z.]College of Materials Science and Engineering, New Campus, China;;[Yu, Y.]College of Materials Science and Engineering, New Campus, China

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Source :

Science China Materials

ISSN: 2095-8226

Year: 2023

Issue: 5

Volume: 66

Page: 1829-1836

6 . 8

JCR@2023

6 . 8 0 0

JCR@2023

ESI HC Threshold:49

JCR Journal Grade:1

CAS Journal Grade:3

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count: 5

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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