1. Shape Memory Alloys Nickel Titanium By Richard Cordero II

2. Shape Memory Alloys Metals that remember their original shape First observed by Chang and Read in 1932 Shape memory effect observed in 1951 NiTi discovered by William J. Buehler in 1961

3. Nickel Titanium Discovered at Naval Ordnance Laboratory Most common type of shape memory alloy Two solid phases Martensite phase Martensite phase Austensite phase Austensite phase

4. Current Applications Medical Tweezers Tweezers Orthodontic wire Orthodontic wire Eye glass frames Eye glass framesSafety Anti-scalding devices Anti-scalding devices fire-sprinklers fire-sprinklersMiscellaneous Appliances Clothing Structures Micromanipulators Robotic actuators

5. Future Applications Engines in cars and airplanes Car frames Engine cooling Carburetor Engine lubrication controls

6. References Shape Memory Alloys; Lin, Richard http://www.stanford.edu/~richlin1/sma/sma.html#APPLICATION S http://www.stanford.edu/~richlin1/sma/sma.html#APPLICATION S http://www.stanford.edu/~richlin1/sma/sma.html#APPLICATION S Johnson Matthey; http://www.sma- inc.com/html/nitinol_components.html http://www.sma- inc.com/html/nitinol_components.htmlhttp://www.sma- inc.com/html/nitinol_components.html Nickel – Titanium Shape Memory Alloys; http://www.azom.com/details.asp?ArticleID=1365 http://www.azom.com/details.asp?ArticleID=1365 Memory Metal; http://jchemed.chem.wisc.edu/JCESoft/CCA/CCA2/MAIN/MEMORY M/CD2R1.HTM http://jchemed.chem.wisc.edu/JCESoft/CCA/CCA2/MAIN/MEMORY M/CD2R1.HTM http://jchemed.chem.wisc.edu/JCESoft/CCA/CCA2/MAIN/MEMORY M/CD2R1.HTM Shape Memory Alloys; http://www.designinsite.dk/htmsider/m1310.htm http://www.designinsite.dk/htmsider/m1310.htm