Nano-hydroxyapatite modified biochar: Insights into the dynamic adsorption and performance of lead (II) removal from aqueous solution.


Journal

Environmental research
ISSN: 1096-0953
Titre abrégé: Environ Res
Pays: Netherlands
ID NLM: 0147621

Informations de publication

Date de publication:
11 2022
Historique:
received: 17 03 2022
revised: 12 05 2022
accepted: 02 07 2022
pubmed: 22 7 2022
medline: 30 8 2022
entrez: 21 7 2022
Statut: ppublish

Résumé

Adsorption of lead as Pb(II) using biochar is an environmentally sustainable approach to remediate this kind of pollution affecting wastewater. In this study, rice straw biochar (BC) was modified by combination with nano-hydroxy-apatite (HAP), resulting in a material designated as BC@nHAP, with enhanced adsorption performance. Based on Fourier transform infrared spectroscopy (FTIR), X-ray diffraction (XRD) and X-ray photoelectron spectroscopy (XPS) analyses, it was evidenced that, after modification, HAP greatly enhanced surface functional groups (i.e., -COOH and/or -OH) of raw biochar's surface. Batch tests showed that the maximum sorption capacity of BC (63.03 mg g

Identifiants

pubmed: 35863445
pii: S0013-9351(22)01154-9
doi: 10.1016/j.envres.2022.113827
pii:
doi:

Substances chimiques

Waste Water 0
Water Pollutants, Chemical 0
biochar 0
Water 059QF0KO0R
Charcoal 16291-96-6
Lead 2P299V784P
Durapatite 91D9GV0Z28

Types de publication

Journal Article Research Support, Non-U.S. Gov't

Langues

eng

Sous-ensembles de citation

IM

Pagination

113827

Informations de copyright

Copyright © 2022 Elsevier Inc. All rights reserved.

Auteurs

Waqas Ahmed (W)

Key Laboratory of Agro-Forestry Environmental Processes and Ecological Regulation of Hainan Province, Hainan University, Haikou, 570100, China.

Tianwei Xu (T)

College of Science, Qiongtai Normal University, Haikou, 571127, China.

Mohsin Mahmood (M)

Key Laboratory of Agro-Forestry Environmental Processes and Ecological Regulation of Hainan Province, Hainan University, Haikou, 570100, China.

Avelino Núñez-Delgado (A)

Department of Soil Science and Agricultural Chemistry, Engineering Polytechnic School, Universidade de Santiago de Compostela, 27002, Lugo, Spain.

Sehrish Ali (S)

National Engineering Laboratory for Improving Quality of Arable Land, Institute of Agricultural Resources and Regional Planning, Chinese Academy of Agricultural Sciences, Beijing, 100081, China.

Awais Shakoor (A)

Department of Environment and Soil Sciences, University of Lleida, 25198, Lleida, Spain.

Muhammad Qaswar (M)

Department of Environment, Ghent University, Coupure Links 653, 9000, Ghent, Belgium.

Hongwei Zhao (H)

Key Laboratory of Agro-Forestry Environmental Processes and Ecological Regulation of Hainan Province, Hainan University, Haikou, 570100, China.

Wenjie Liu (W)

Key Laboratory of Agro-Forestry Environmental Processes and Ecological Regulation of Hainan Province, Hainan University, Haikou, 570100, China.

Weidong Li (W)

Key Laboratory of Agro-Forestry Environmental Processes and Ecological Regulation of Hainan Province, Hainan University, Haikou, 570100, China. Electronic address: weidongli@hainanu.edu.cn.

Sajid Mehmood (S)

Key Laboratory of Agro-Forestry Environmental Processes and Ecological Regulation of Hainan Province, Hainan University, Haikou, 570100, China. Electronic address: drsajid@hainanu.edu.cn.

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Classifications MeSH