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Magneto-rheology control of cementitious materials: principles, current status, and opportunities

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

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Abstract

Magneto-rheology control, an advanced active rheology control (ARC) technique, is achieved by applying an external magnetic field to a cementitious mixture with responsive additives. It is a promising method to address the contradicting rheological requirements of cementitious materials during the placing process, enabling the development of smart and reliable concrete structures. This article reviews recent advances in magneto-rheology control for cementitious materials. The fundamental principles of magnetic particle movement and cluster formation in cementitious suspensions are first examined. Afterwards, the typical magneto-rheological responses and the key factors influencing the responsive behaviors are discussed. Finally, the potential applications and challenges of this technology in modern construction practices, including smart casting process, 3D/4D concrete printing, and the development of sustainable and multifunctional concrete, are provided.
© The Author(s) 2025.
Original languageEnglish
Pages (from-to)44-50
JournalRILEM Technical Letters
Volume10
Online published4 Jul 2025
DOIs
Publication statusPublished - 2025

Funding

The financial supports from National Natural Science Foundation of China (52408295), Guangdong Basic and Applied Basic Research Foundation (2025A1515012809), Research Grants Council of Hong Kong SAR (21211024), and ERC (693755) are highly acknowledged. Appreciation is also given to Shengming Hu and Feng Hu for their valuable suggestions.

Research Keywords

  • Rheology control
  • Magnetic field
  • Magneto-rheology
  • 3D concrete printing
  • Smart casting

Publisher's Copyright Statement

  • This full text is made available under CC-BY 4.0. https://creativecommons.org/licenses/by/4.0/

RGC Funding Information

  • RGC-funded

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