4C45.15 - Nitinol Wire

Code Number:
Demo Title:
Nitinol Wire
Nitinol Wire
Area of Study:
Nitinol Wire Examples.

Twist the wires into any desired shape. Place them in hot water and they will revert back to their original shape.

  • Jane A. Slezak and Ronald W. Veresko, "Undergraduate Investigation of Nitinol",  TPT, Vol. 30, # 1, p. 42, Jan. 1992.
  • Sarah L. Keller, "Sequential Folding of a Rigid Wire Into Three-Dimensional Structures", AJP, Vol. 72, # 5, May 2004, p. 599.
  • "How Can Metals Be Made To Remember Shapes?",  Readers Digest's "How in the World", p. 254.
  • George B. Kauffman and Isaac Mayo,  "Memory Metal",  Chem Matters,  p. 4, Oct 1993.
  • Anthony T. Jacob, "Memory Metal", Institute for Chemical Education, 1991, p. 1.  
  • "Shape Memory Metal: A More Detailed Explanation", Educational Innovations, Inc.,  Volume 6.0, 1997 Catalog, p. 26.
  • Readers Digest, "Metals with Memories", p. 170.

Disclaimer: These demonstrations are provided only for illustrative use by persons affiliated with The University of Iowa and only under the direction of a trained instructor or physicist.  The University of Iowa is not responsible for demonstrations performed by those using their own equipment or who choose to use this reference material for their own purpose.  The demonstrations included here are within the public domain and can be found in materials contained in libraries, bookstores, and through electronic sources.  Performing all or any portion of any of these demonstrations, with or without revisions not depicted here entails inherent risks.  These risks include, without limitation, bodily injury (and possibly death), including risks to health that may be temporary or permanent and that may exacerbate a pre-existing medical condition; and property loss or damage.  Anyone performing any part of these demonstrations, even with revisions, knowingly and voluntarily assumes all risks associated with them.