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Engineering components are frequently discarded after they develop cracks, requiring replacement with new high embodied energy components. In this paper, self-healingSelf-healing aluminumAluminum matrix compositesComposite with the capability of self-healing are discussed. These compositesComposite can self-heal cracks, thereby extending component life and conserving energy by reducing the need for replacements. Research on aluminumAluminum alloy compositesComposite reinforced by shape memory alloys is presented, including the narrowing and closing of cracks, the recovery of strength, and shape restoration in these alloys. The microstructures of these self-healingSelf-healing alloy compositesComposite and the mechanics and kinetics of self-healing, including the rate of crack narrowing and closing and the rate of shape restoration, are also reportedBiomimetics.

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Shape Memory Alloy Reinforced Self-Healing Aluminum Composites for Energy Conservation

  • 会议论文

  • 发表日期：

    2025年

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  • Masum Bellah,
  • Vaibhav Srivastava,
  • Michael Nosonovsky,
  • Benjamin Church,
  • Pradeep Rohatgi

摘要

Engineering components are frequently discarded after they develop cracks, requiring replacement with new high embodied energy components. In this paper, self-healingSelf-healing aluminumAluminum matrix compositesComposite with the capability of self-healing are discussed. These compositesComposite can self-heal cracks, thereby extending component life and conserving energy by reducing the need for replacements. Research on aluminumAluminum alloy compositesComposite reinforced by shape memory alloys is presented, including the narrowing and closing of cracks, the recovery of strength, and shape restoration in these alloys. The microstructures of these self-healingSelf-healing alloy compositesComposite and the mechanics and kinetics of self-healing, including the rate of crack narrowing and closing and the rate of shape restoration, are also reportedBiomimetics.