Accurate determination of the As(v) coordination environment at the surface of ferrihydrite using synchrotron extended X-ray absorption fine structure spectroscopy and ab initio Debye

Accurate determination of the As(v) coordination environment at the surface of ferrihydrite using synchrotron extended X-ray absorption fine structure spectroscopy and ab initio Debye–Waller factors

Published:2019 Issue:8 Volume:6 Page:2441-2451
ISSN:2051-8153
Container-title:Environmental Science: Nano
language:en
Short-container-title:Environ. Sci.: Nano

Author:

Wang Shaofeng¹²³⁴⁵^ORCID,Zhang Guoqing¹²³⁴⁵^ORCID,Lin Jinru¹²³⁴⁵^ORCID,Wang Xin¹²³⁴⁵,Jia Yongfeng¹²³⁴⁵

Affiliation:

1. Key Laboratory of Pollution Ecology and Environmental Engineering

2. Institute of Applied Ecology

3. Chinese Academy of Sciences

4. Shenyang 110016

5. China

Abstract

The synchrotron EXAFS fitting using ab initio Debye–Waller factors suggests that ferrihydrite adsorbs arsenate dominantly via monodentate mononuclear complexes.

Funder

Chinese Academy of Sciences

National Basic Research Program of China

National Natural Science Foundation of China

Publisher

Royal Society of Chemistry (RSC)

Subject

General Environmental Science,Materials Science (miscellaneous)

Link

http://pubs.rsc.org/en/content/articlepdf/2019/EN/C9EN00540D

Reference54 articles.

1. Arsenopyrite oxidation – A review