Importance of the ligand-to-metal charge transfer (LMCT) pathway in the photocatalytic oxidation of arsenite by TiO<sub>2</sub>-Reference-Cited by-同舟云学术

Importance of the ligand-to-metal charge transfer (LMCT) pathway in the photocatalytic oxidation of arsenite by TiO₂

Published:2022 Issue:22 Volume:24 Page:13661-13670
ISSN:1463-9076
Container-title:Physical Chemistry Chemical Physics
language:en
Short-container-title:Phys. Chem. Chem. Phys.

Author:

Yu Si-Yuan¹^ORCID,Liu Ying¹,Ren Hai-Tao²,Liu Zhao-Yu¹,Han Xu³^ORCID

Affiliation:

1. School of Environmental Science and Engineering, Tiangong University, Tianjin, P. R. China

2. School of Textile Science and Engineering, Tiangong University, Tianjin, P. R. China

3. Key Lab of Indoor Air Environment Quality Control, School of Environmental Science and Engineering, Tianjin University, Tianjin, P. R. China

Abstract

The As(iii)–O–Ti(iv) surface complexes formed on TiO2, as well as the decreased band gaps of TiO2 with increasing concentrations of As(iii) indicate that the LMCT pathway contributes to the oxidation of As(iii) under alkaline conditions.

Funder

National Natural Science Foundation of China

Publisher

Royal Society of Chemistry (RSC)

Subject

Physical and Theoretical Chemistry,General Physics and Astronomy

Link

http://pubs.rsc.org/en/content/articlepdf/2022/CP/D1CP04752C

Reference72 articles.

1. Vertical mixing with return irrigation water the cause of arsenic enrichment in groundwater of district Larkana Sindh, Pakistan

2. Spontaneous oxidation of arsenite on platinized TiO2 through activating molecular oxygen under ambient aqueous condition

3. As(III) oxidation by MnO2 during groundwater treatment

4. Effects of PH and Metal Cations on the Oxidation of as(III) by Pyrolusite

5. Kinetics and Mechanistic Aspects of As(III) Oxidation by Aqueous Chlorine, Chloramines, and Ozone: Relevance to Drinking Water Treatment

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