Activation of biochar by CO2 produced from the same pyrolysis process and captured in situ by CaO

Mengjiao Fan; Yuewen Shao; Chao Li; Yuchen Jiang; Yunyu Guo; Shu Zhang; Kai Sun; Yi Wang; Xun Hu

doi:10.1039/D4CC04931D

You do not have JavaScript enabled. Please enable JavaScript to access the full features of the site or access our non-JavaScript page.

Activation of biochar by CO₂ produced from the same pyrolysis process and captured in situ by CaO†

Mengjiao Fan,^a Yuewen Shao,

^a Chao Li,

^a Yuchen Jiang,^a Yunyu Guo,^a Shu Zhang,^b Kai Sun,

^c Yi Wang

^d and Xun Hu

*^a

Author affiliations

* Corresponding authors

^a School of Material Science and Engineering, University of Jinan, Jinan, P. R. China
E-mail: Xun.Hu@outlook.com

^b Joint International Research Laboratory of Biomass Energy and Materials, College of Materials Science and Engineering, Nanjing Forestry University, Nanjing, P. R. China

^c School of Chemistry and Chemical Engineering, University of Jinan, P. R. China

^d State Key Laboratory of Coal Combustion, Huazhong University of Science and Technology, P. R. China

Abstract

Herein, recycled use of CO₂ was proposed by using CaO to collect CO₂in situ in the form of CaCO₃ in the pyrolysis of willow branch (WB) at 600 °C. Subsequently, the formed CaCO₃ and biochar together were heated to 900 °C to activate the biochar with both CO₂ and CaO released.

This article is part of the themed collection: Chemistry for a Sustainable World – Celebrating Our Community Tackling Global Challenges

Download options Please wait...

Supplementary files

Supplementary information PDF (2031K)

Article information

DOI: https://doi.org/10.1039/D4CC04931D
Article type: Communication
Submitted: 23 sept. 2024
Accepted: 13 nov. 2024
First published: 06 déc. 2024

Download Citation

Chem. Commun., 2025,61, 484-487

Permissions

Request permissions

Activation of biochar by CO₂ produced from the same pyrolysis process and captured in situ by CaO

M. Fan, Y. Shao, C. Li, Y. Jiang, Y. Guo, S. Zhang, K. Sun, Y. Wang and X. Hu, Chem. Commun., 2025, 61, 484 DOI: 10.1039/D4CC04931D

To request permission to reproduce material from this article, please go to the Copyright Clearance Center request page.

If you are an author contributing to an RSC publication, you do not need to request permission provided correct acknowledgement is given.

If you are the author of this article, you do not need to request permission to reproduce figures and diagrams provided correct acknowledgement is given. If you want to reproduce the whole article in a third-party publication (excluding your thesis/dissertation for which permission is not required) please go to the Copyright Clearance Center request page.

Social activity

Fetching data from CrossRef.
This may take some time to load.

Chemical Communications